./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3112644667 <...> Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts. execve("./syz-executor3112644667", ["./syz-executor3112644667"], 0x7ffcc60579a0 /* 10 vars */) = 0 brk(NULL) = 0x55557b251000 brk(0x55557b251d00) = 0x55557b251d00 arch_prctl(ARCH_SET_FS, 0x55557b251380) = 0 set_tid_address(0x55557b251650) = 5874 set_robust_list(0x55557b251660, 24) = 0 rseq(0x55557b251ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3112644667", 4096) = 28 getrandom("\x19\x73\x51\xaa\xf4\x25\xf8\x8e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557b251d00 brk(0x55557b272d00) = 0x55557b272d00 brk(0x55557b273000) = 0x55557b273000 mprotect(0x7fd405140000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("./syzkaller.8kdRpq", 0700) = 0 chmod("./syzkaller.8kdRpq", 0777) = 0 chdir("./syzkaller.8kdRpq") = 0 mkdir("./0", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached , child_tidptr=0x55557b251650) = 5875 [pid 5875] set_robust_list(0x55557b251660, 24) = 0 [pid 5875] chdir("./0") = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5875] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5875] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5875] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5875] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5875] exit_group(0) = ? [pid 5875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./0") = 0 mkdir("./1", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5876 attached , child_tidptr=0x55557b251650) = 5876 [pid 5876] set_robust_list(0x55557b251660, 24) = 0 [pid 5876] chdir("./1") = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5876] setpgid(0, 0) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5876] write(1, "executing program\n", 18) = 18 [pid 5876] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5876] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5876] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5876] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5876] exit_group(0) = ? [pid 5876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1") = 0 mkdir("./2", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached , child_tidptr=0x55557b251650) = 5877 [pid 5877] set_robust_list(0x55557b251660, 24) = 0 [pid 5877] chdir("./2") = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5877] setpgid(0, 0) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5877] write(3, "1000", 4) = 4 [pid 5877] close(3) = 0 [pid 5877] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5877] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5877] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5877] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./2/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./2") = 0 mkdir("./3", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5878 attached , child_tidptr=0x55557b251650) = 5878 [pid 5878] set_robust_list(0x55557b251660, 24) = 0 [pid 5878] chdir("./3") = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] write(3, "1000", 4) = 4 [pid 5878] close(3) = 0 [pid 5878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5878] write(1, "executing program\n", 18executing program ) = 18 [pid 5878] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5878] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5878] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5878] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5878] exit_group(0) = ? [pid 5878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./3/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3") = 0 mkdir("./4", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached , child_tidptr=0x55557b251650) = 5879 [pid 5879] set_robust_list(0x55557b251660, 24) = 0 [pid 5879] chdir("./4") = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3) = 0 [pid 5879] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5879] write(1, "executing program\n", 18) = 18 [pid 5879] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5879] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5879] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5879] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5879] exit_group(0) = ? [pid 5879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./4/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./4") = 0 mkdir("./5", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5880 attached , child_tidptr=0x55557b251650) = 5880 [pid 5880] set_robust_list(0x55557b251660, 24) = 0 [pid 5880] chdir("./5") = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [pid 5880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5880] write(1, "executing program\n", 18executing program ) = 18 [pid 5880] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5880] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5880] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5880] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5880] exit_group(0) = ? [pid 5880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./5/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./5") = 0 mkdir("./6", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached [pid 5881] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5881 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5881] chdir("./6") = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5881] write(1, "executing program\n", 18) = 18 [pid 5881] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5881] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5881] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5881] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5881] exit_group(0) = ? [pid 5881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./6/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./6") = 0 mkdir("./7", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5882 attached , child_tidptr=0x55557b251650) = 5882 [pid 5882] set_robust_list(0x55557b251660, 24) = 0 [pid 5882] chdir("./7") = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5882] setpgid(0, 0) = 0 [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5882] write(3, "1000", 4) = 4 [pid 5882] close(3) = 0 [pid 5882] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5882] write(1, "executing program\n", 18) = 18 [pid 5882] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5882] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5882] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5882] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5882] exit_group(0) = ? [pid 5882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./7/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./7") = 0 mkdir("./8", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached , child_tidptr=0x55557b251650) = 5883 [pid 5883] set_robust_list(0x55557b251660, 24) = 0 [pid 5883] chdir("./8") = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5883] setpgid(0, 0) = 0 [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5883] write(3, "1000", 4) = 4 [pid 5883] close(3) = 0 [pid 5883] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5883] write(1, "executing program\n", 18) = 18 [pid 5883] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5883] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5883] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5883] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5883] exit_group(0) = ? [pid 5883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./8/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./8") = 0 mkdir("./9", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5884 attached , child_tidptr=0x55557b251650) = 5884 [pid 5884] set_robust_list(0x55557b251660, 24) = 0 [pid 5884] chdir("./9") = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5884] write(1, "executing program\n", 18executing program ) = 18 [pid 5884] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5884] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5884] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5884] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5884] exit_group(0) = ? [pid 5884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./9/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./9") = 0 mkdir("./10", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached , child_tidptr=0x55557b251650) = 5885 [pid 5885] set_robust_list(0x55557b251660, 24) = 0 [pid 5885] chdir("./10") = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5885] write(3, "1000", 4) = 4 [pid 5885] close(3) = 0 [pid 5885] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5885] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5885] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5885] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5885] exit_group(0) = ? [pid 5885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./10/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./10") = 0 mkdir("./11", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached , child_tidptr=0x55557b251650) = 5886 [pid 5886] set_robust_list(0x55557b251660, 24) = 0 [pid 5886] chdir("./11") = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4) = 4 [pid 5886] close(3) = 0 [pid 5886] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5886] write(1, "executing program\n", 18) = 18 [pid 5886] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5886] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5886] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5886] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5886] exit_group(0) = ? [pid 5886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./11/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./11") = 0 mkdir("./12", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5887 attached , child_tidptr=0x55557b251650) = 5887 [pid 5887] set_robust_list(0x55557b251660, 24) = 0 [pid 5887] chdir("./12") = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 [pid 5887] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5887] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5887] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5887] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5887] exit_group(0) = ? [pid 5887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./12/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./12") = 0 mkdir("./13", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached , child_tidptr=0x55557b251650) = 5888 [pid 5888] set_robust_list(0x55557b251660, 24) = 0 [pid 5888] chdir("./13") = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5888] setpgid(0, 0) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 [pid 5888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5888] write(1, "executing program\n", 18executing program ) = 18 [pid 5888] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5888] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5888] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5888] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5888] exit_group(0) = ? [pid 5888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./13/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./13") = 0 mkdir("./14", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached , child_tidptr=0x55557b251650) = 5889 [pid 5889] set_robust_list(0x55557b251660, 24) = 0 [pid 5889] chdir("./14") = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5889] write(3, "1000", 4) = 4 [pid 5889] close(3) = 0 [pid 5889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5889] write(1, "executing program\n", 18executing program ) = 18 [pid 5889] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5889] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5889] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5889] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5889] exit_group(0) = ? [pid 5889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./14/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./14") = 0 mkdir("./15", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached , child_tidptr=0x55557b251650) = 5890 [pid 5890] set_robust_list(0x55557b251660, 24) = 0 [pid 5890] chdir("./15") = 0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5890] setpgid(0, 0) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5890] write(3, "1000", 4) = 4 [pid 5890] close(3) = 0 [pid 5890] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5890] write(1, "executing program\n", 18) = 18 [pid 5890] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5890] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5890] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5890] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5890] exit_group(0) = ? [pid 5890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./15/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./15") = 0 mkdir("./16", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5891 attached , child_tidptr=0x55557b251650) = 5891 [pid 5891] set_robust_list(0x55557b251660, 24) = 0 [pid 5891] chdir("./16") = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5891] setpgid(0, 0) = 0 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5891] write(3, "1000", 4) = 4 [pid 5891] close(3) = 0 [pid 5891] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5891] write(1, "executing program\n", 18) = 18 [pid 5891] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5891] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5891] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5891] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5891] exit_group(0) = ? [pid 5891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./16/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./16") = 0 mkdir("./17", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5892 attached , child_tidptr=0x55557b251650) = 5892 [pid 5892] set_robust_list(0x55557b251660, 24) = 0 [pid 5892] chdir("./17") = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5892] setpgid(0, 0) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5892] write(3, "1000", 4) = 4 [pid 5892] close(3) = 0 [pid 5892] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5892] write(1, "executing program\n", 18) = 18 [pid 5892] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5892] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5892] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5892] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5892] exit_group(0) = ? [pid 5892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./17/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./17") = 0 mkdir("./18", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached , child_tidptr=0x55557b251650) = 5893 [pid 5893] set_robust_list(0x55557b251660, 24) = 0 [pid 5893] chdir("./18") = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5893] write(1, "executing program\n", 18) = 18 [pid 5893] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5893] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5893] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5893] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5893] exit_group(0) = ? [pid 5893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./18/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./18") = 0 mkdir("./19", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5894 attached , child_tidptr=0x55557b251650) = 5894 [pid 5894] set_robust_list(0x55557b251660, 24) = 0 [pid 5894] chdir("./19") = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5894] setpgid(0, 0) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5894] write(3, "1000", 4) = 4 [pid 5894] close(3) = 0 [pid 5894] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5894] write(1, "executing program\n", 18) = 18 [pid 5894] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5894] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5894] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5894] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5894] exit_group(0) = ? [pid 5894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19") = 0 mkdir("./20", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5895 attached , child_tidptr=0x55557b251650) = 5895 [pid 5895] set_robust_list(0x55557b251660, 24) = 0 [pid 5895] chdir("./20") = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5895] setpgid(0, 0) = 0 [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5895] write(3, "1000", 4) = 4 [pid 5895] close(3) = 0 [pid 5895] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5895] write(1, "executing program\n", 18) = 18 [pid 5895] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5895] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5895] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5895] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5895] exit_group(0) = ? [pid 5895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20") = 0 mkdir("./21", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5896 attached , child_tidptr=0x55557b251650) = 5896 [pid 5896] set_robust_list(0x55557b251660, 24) = 0 [pid 5896] chdir("./21") = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5896] setpgid(0, 0) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5896] write(3, "1000", 4) = 4 [pid 5896] close(3) = 0 [pid 5896] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5896] write(1, "executing program\n", 18) = 18 [pid 5896] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5896] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5896] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5896] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5896] exit_group(0) = ? [pid 5896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21") = 0 mkdir("./22", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached , child_tidptr=0x55557b251650) = 5897 [pid 5897] set_robust_list(0x55557b251660, 24) = 0 [pid 5897] chdir("./22") = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5897] setpgid(0, 0) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5897] write(3, "1000", 4) = 4 [pid 5897] close(3) = 0 [pid 5897] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5897] write(1, "executing program\n", 18executing program ) = 18 [pid 5897] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5897] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5897] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5897] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5897] exit_group(0) = ? [pid 5897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./22/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./22") = 0 mkdir("./23", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached , child_tidptr=0x55557b251650) = 5898 [pid 5898] set_robust_list(0x55557b251660, 24) = 0 [pid 5898] chdir("./23") = 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5898] setpgid(0, 0) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5898] write(3, "1000", 4) = 4 [pid 5898] close(3) = 0 [pid 5898] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5898] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5898] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5898] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5898] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5898] exit_group(0) = ? [pid 5898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./23/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./23") = 0 mkdir("./24", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5899 attached , child_tidptr=0x55557b251650) = 5899 [pid 5899] set_robust_list(0x55557b251660, 24) = 0 [pid 5899] chdir("./24") = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5899] setpgid(0, 0) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3executing program ) = 0 [pid 5899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5899] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5899] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5899] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5899] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5899] exit_group(0) = ? [pid 5899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./24/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./24") = 0 mkdir("./25", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5900 attached , child_tidptr=0x55557b251650) = 5900 [pid 5900] set_robust_list(0x55557b251660, 24) = 0 [pid 5900] chdir("./25") = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5900] setpgid(0, 0) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5900] write(3, "1000", 4) = 4 [pid 5900] close(3) = 0 [pid 5900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5900] write(1, "executing program\n", 18executing program ) = 18 [pid 5900] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5900] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5900] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5900] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5900] exit_group(0) = ? [pid 5900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./25/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./25") = 0 mkdir("./26", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5901 attached , child_tidptr=0x55557b251650) = 5901 [pid 5901] set_robust_list(0x55557b251660, 24) = 0 [pid 5901] chdir("./26") = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5901] write(1, "executing program\n", 18executing program ) = 18 [pid 5901] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5901] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5901] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5901] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5901] exit_group(0) = ? [pid 5901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./26/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./26") = 0 mkdir("./27", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5902 attached , child_tidptr=0x55557b251650) = 5902 [pid 5902] set_robust_list(0x55557b251660, 24) = 0 [pid 5902] chdir("./27") = 0 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5902] setpgid(0, 0) = 0 [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] write(3, "1000", 4) = 4 [pid 5902] close(3) = 0 [pid 5902] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5902] write(1, "executing program\n", 18executing program ) = 18 [pid 5902] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5902] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5902] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5902] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5902] exit_group(0) = ? [pid 5902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./27/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./27") = 0 mkdir("./28", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached , child_tidptr=0x55557b251650) = 5903 [pid 5903] set_robust_list(0x55557b251660, 24) = 0 [pid 5903] chdir("./28") = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 [pid 5903] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5903] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5903] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5903] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5903] exit_group(0) = ? [pid 5903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./28/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./28") = 0 mkdir("./29", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5904 attached , child_tidptr=0x55557b251650) = 5904 [pid 5904] set_robust_list(0x55557b251660, 24) = 0 [pid 5904] chdir("./29") = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5904] setpgid(0, 0) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3) = 0 [pid 5904] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5904] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5904] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5904] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5904] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5904] exit_group(0) = ? [pid 5904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./29/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./29") = 0 mkdir("./30", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5905 attached , child_tidptr=0x55557b251650) = 5905 [pid 5905] set_robust_list(0x55557b251660, 24) = 0 [pid 5905] chdir("./30") = 0 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5905] setpgid(0, 0) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5905] write(3, "1000", 4) = 4 [pid 5905] close(3) = 0 [pid 5905] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5905] write(1, "executing program\n", 18) = 18 [pid 5905] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5905] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5905] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5905] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5905] exit_group(0) = ? [pid 5905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./30/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./30") = 0 mkdir("./31", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5906 attached , child_tidptr=0x55557b251650) = 5906 [pid 5906] set_robust_list(0x55557b251660, 24) = 0 [pid 5906] chdir("./31") = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5906] write(3, "1000", 4) = 4 [pid 5906] close(3) = 0 [pid 5906] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5906] write(1, "executing program\n", 18) = 18 [pid 5906] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5906] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5906] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5906] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5906] exit_group(0) = ? [pid 5906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./31/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./31") = 0 mkdir("./32", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5907 attached , child_tidptr=0x55557b251650) = 5907 [pid 5907] set_robust_list(0x55557b251660, 24) = 0 [pid 5907] chdir("./32") = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5907] setpgid(0, 0) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5907] write(3, "1000", 4) = 4 [pid 5907] close(3) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5907] write(1, "executing program\n", 18) = 18 [pid 5907] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5907] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5907] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5907] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5907] exit_group(0) = ? [pid 5907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./32/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./32") = 0 mkdir("./33", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached , child_tidptr=0x55557b251650) = 5908 [pid 5908] set_robust_list(0x55557b251660, 24) = 0 [pid 5908] chdir("./33") = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] write(3, "1000", 4) = 4 [pid 5908] close(3) = 0 [pid 5908] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5908] write(1, "executing program\n", 18) = 18 [pid 5908] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5908] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5908] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5908] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5908] exit_group(0) = ? [pid 5908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./33/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./33") = 0 mkdir("./34", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5909 attached , child_tidptr=0x55557b251650) = 5909 [pid 5909] set_robust_list(0x55557b251660, 24) = 0 [pid 5909] chdir("./34") = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5909] setpgid(0, 0) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5909] write(3, "1000", 4) = 4 [pid 5909] close(3) = 0 [pid 5909] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5909] write(1, "executing program\n", 18) = 18 [pid 5909] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5909] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5909] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5909] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5909] exit_group(0) = ? [pid 5909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./34/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./34") = 0 mkdir("./35", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5910 attached , child_tidptr=0x55557b251650) = 5910 [pid 5910] set_robust_list(0x55557b251660, 24) = 0 [pid 5910] chdir("./35") = 0 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5910] setpgid(0, 0) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5910] write(3, "1000", 4) = 4 [pid 5910] close(3) = 0 [pid 5910] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5910] write(1, "executing program\n", 18) = 18 [pid 5910] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5910] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5910] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5910] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5910] exit_group(0) = ? [pid 5910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./35/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./35") = 0 mkdir("./36", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5911 attached , child_tidptr=0x55557b251650) = 5911 [pid 5911] set_robust_list(0x55557b251660, 24) = 0 [pid 5911] chdir("./36") = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5911] setpgid(0, 0) = 0 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5911] write(3, "1000", 4) = 4 [pid 5911] close(3) = 0 [pid 5911] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5911] write(1, "executing program\n", 18) = 18 [pid 5911] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5911] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5911] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5911] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5911] exit_group(0) = ? [pid 5911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./36/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./36") = 0 mkdir("./37", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5912 attached , child_tidptr=0x55557b251650) = 5912 [pid 5912] set_robust_list(0x55557b251660, 24) = 0 [pid 5912] chdir("./37") = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5912] setpgid(0, 0) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5912] write(3, "1000", 4) = 4 [pid 5912] close(3) = 0 [pid 5912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5912] write(1, "executing program\n", 18executing program ) = 18 [pid 5912] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5912] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5912] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5912] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5912] exit_group(0) = ? [pid 5912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./37/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./37") = 0 mkdir("./38", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5913 attached [pid 5913] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5913 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5913] chdir("./38") = 0 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5913] setpgid(0, 0) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5913] write(3, "1000", 4) = 4 [pid 5913] close(3) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5913] write(1, "executing program\n", 18) = 18 [pid 5913] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5913] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5913] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5913] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5913] exit_group(0) = ? [pid 5913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./38/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./38") = 0 mkdir("./39", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5914 attached , child_tidptr=0x55557b251650) = 5914 [pid 5914] set_robust_list(0x55557b251660, 24) = 0 [pid 5914] chdir("./39") = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5914] setpgid(0, 0) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5914] write(3, "1000", 4) = 4 [pid 5914] close(3) = 0 [pid 5914] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5914] write(1, "executing program\n", 18) = 18 [pid 5914] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5914] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5914] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5914] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5914] exit_group(0) = ? [pid 5914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./39/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./39") = 0 mkdir("./40", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5915 attached , child_tidptr=0x55557b251650) = 5915 [pid 5915] set_robust_list(0x55557b251660, 24) = 0 [pid 5915] chdir("./40") = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5915] setpgid(0, 0) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5915] write(3, "1000", 4) = 4 [pid 5915] close(3) = 0 [pid 5915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5915] write(1, "executing program\n", 18executing program ) = 18 [pid 5915] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5915] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5915] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5915] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5915] exit_group(0) = ? [pid 5915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./40/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./40") = 0 mkdir("./41", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5916 attached , child_tidptr=0x55557b251650) = 5916 [pid 5916] set_robust_list(0x55557b251660, 24) = 0 [pid 5916] chdir("./41") = 0 [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5916] setpgid(0, 0) = 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4) = 4 [pid 5916] close(3) = 0 [pid 5916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5916] write(1, "executing program\n", 18executing program ) = 18 [pid 5916] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5916] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5916] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5916] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5916] exit_group(0) = ? [pid 5916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./41/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./41") = 0 mkdir("./42", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5917 attached , child_tidptr=0x55557b251650) = 5917 [pid 5917] set_robust_list(0x55557b251660, 24) = 0 [pid 5917] chdir("./42") = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5917] setpgid(0, 0) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5917] write(3, "1000", 4) = 4 [pid 5917] close(3) = 0 [pid 5917] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5917] write(1, "executing program\n", 18executing program ) = 18 [pid 5917] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5917] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5917] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5917] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5917] exit_group(0) = ? [pid 5917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./42/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./42") = 0 mkdir("./43", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5918 attached , child_tidptr=0x55557b251650) = 5918 [pid 5918] set_robust_list(0x55557b251660, 24) = 0 [pid 5918] chdir("./43") = 0 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5918] setpgid(0, 0) = 0 [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5918] write(3, "1000", 4) = 4 [pid 5918] close(3) = 0 [pid 5918] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5918] write(1, "executing program\n", 18) = 18 [pid 5918] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5918] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5918] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5918] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5918] exit_group(0) = ? [pid 5918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./43/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./43") = 0 mkdir("./44", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5919 attached , child_tidptr=0x55557b251650) = 5919 [pid 5919] set_robust_list(0x55557b251660, 24) = 0 [pid 5919] chdir("./44") = 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5919] setpgid(0, 0) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 [pid 5919] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5919] write(1, "executing program\n", 18) = 18 [pid 5919] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5919] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5919] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5919] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5919] exit_group(0) = ? [pid 5919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./44/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./44") = 0 mkdir("./45", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5920 attached , child_tidptr=0x55557b251650) = 5920 [pid 5920] set_robust_list(0x55557b251660, 24) = 0 [pid 5920] chdir("./45") = 0 [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5920] setpgid(0, 0) = 0 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5920] write(3, "1000", 4) = 4 [pid 5920] close(3) = 0 [pid 5920] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5920] write(1, "executing program\n", 18executing program ) = 18 [pid 5920] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5920] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5920] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5920] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5920] exit_group(0) = ? [pid 5920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./45/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./45") = 0 mkdir("./46", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5921 attached , child_tidptr=0x55557b251650) = 5921 [pid 5921] set_robust_list(0x55557b251660, 24) = 0 [pid 5921] chdir("./46") = 0 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] setpgid(0, 0) = 0 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5921] write(3, "1000", 4) = 4 [pid 5921] close(3) = 0 [pid 5921] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5921] write(1, "executing program\n", 18) = 18 [pid 5921] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5921] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5921] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5921] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5921] exit_group(0) = ? [pid 5921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./46/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./46") = 0 mkdir("./47", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5922 attached , child_tidptr=0x55557b251650) = 5922 [pid 5922] set_robust_list(0x55557b251660, 24) = 0 [pid 5922] chdir("./47") = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5922] setpgid(0, 0) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5922] write(3, "1000", 4) = 4 [pid 5922] close(3) = 0 [pid 5922] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5922] write(1, "executing program\n", 18) = 18 [pid 5922] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5922] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5922] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5922] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5922] exit_group(0) = ? [pid 5922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./47/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./47") = 0 mkdir("./48", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5923 attached , child_tidptr=0x55557b251650) = 5923 [pid 5923] set_robust_list(0x55557b251660, 24) = 0 [pid 5923] chdir("./48") = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5923] setpgid(0, 0) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5923] write(3, "1000", 4) = 4 [pid 5923] close(3) = 0 [pid 5923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5923] write(1, "executing program\n", 18executing program ) = 18 [pid 5923] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5923] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5923] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5923] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5923] exit_group(0) = ? [pid 5923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./48/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./48") = 0 mkdir("./49", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5924 attached , child_tidptr=0x55557b251650) = 5924 [pid 5924] set_robust_list(0x55557b251660, 24) = 0 [pid 5924] chdir("./49") = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5924] setpgid(0, 0) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5924] write(3, "1000", 4) = 4 [pid 5924] close(3) = 0 [pid 5924] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5924] write(1, "executing program\n", 18) = 18 [pid 5924] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5924] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5924] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5924] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5924] exit_group(0) = ? [pid 5924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./49/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./49") = 0 mkdir("./50", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5925 attached , child_tidptr=0x55557b251650) = 5925 [pid 5925] set_robust_list(0x55557b251660, 24) = 0 [pid 5925] chdir("./50") = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5925] setpgid(0, 0) = 0 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5925] write(3, "1000", 4) = 4 [pid 5925] close(3) = 0 [pid 5925] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5925] write(1, "executing program\n", 18) = 18 [pid 5925] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5925] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5925] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5925] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5925] exit_group(0) = ? [pid 5925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./50/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./50") = 0 mkdir("./51", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5926 attached [pid 5926] set_robust_list(0x55557b251660, 24) = 0 [pid 5926] chdir("./51" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5926 [pid 5926] <... chdir resumed>) = 0 [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5926] setpgid(0, 0) = 0 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5926] write(3, "1000", 4) = 4 [pid 5926] close(3) = 0 [pid 5926] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5926] write(1, "executing program\n", 18) = 18 [pid 5926] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5926] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5926] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5926] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5926] exit_group(0) = ? [pid 5926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./51/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./51") = 0 mkdir("./52", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5927 attached , child_tidptr=0x55557b251650) = 5927 [pid 5927] set_robust_list(0x55557b251660, 24) = 0 [pid 5927] chdir("./52") = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5927] setpgid(0, 0) = 0 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5927] write(3, "1000", 4) = 4 [pid 5927] close(3) = 0 [pid 5927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5927] write(1, "executing program\n", 18executing program ) = 18 [pid 5927] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5927] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5927] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5927] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5927] exit_group(0) = ? [pid 5927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./52/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./52") = 0 mkdir("./53", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5928 attached , child_tidptr=0x55557b251650) = 5928 [pid 5928] set_robust_list(0x55557b251660, 24) = 0 [pid 5928] chdir("./53") = 0 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5928] setpgid(0, 0) = 0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5928] write(3, "1000", 4) = 4 [pid 5928] close(3) = 0 [pid 5928] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5928] write(1, "executing program\n", 18) = 18 [pid 5928] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5928] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5928] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5928] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5928] exit_group(0) = ? [pid 5928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./53/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./53") = 0 mkdir("./54", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached [pid 5929] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5929 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5929] chdir("./54") = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5929] setpgid(0, 0) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5929] write(3, "1000", 4) = 4 [pid 5929] close(3) = 0 [pid 5929] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5929] write(1, "executing program\n", 18) = 18 [pid 5929] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5929] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5929] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5929] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5929] exit_group(0) = ? [pid 5929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./54/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./54") = 0 mkdir("./55", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5930 attached , child_tidptr=0x55557b251650) = 5930 [pid 5930] set_robust_list(0x55557b251660, 24) = 0 [pid 5930] chdir("./55") = 0 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5930] setpgid(0, 0) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5930] write(3, "1000", 4) = 4 [pid 5930] close(3) = 0 [pid 5930] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5930] write(1, "executing program\n", 18) = 18 [pid 5930] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5930] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5930] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5930] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5930] exit_group(0) = ? [pid 5930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./55/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./55") = 0 mkdir("./56", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5931 attached , child_tidptr=0x55557b251650) = 5931 [pid 5931] set_robust_list(0x55557b251660, 24) = 0 [pid 5931] chdir("./56") = 0 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5931] setpgid(0, 0) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5931] write(3, "1000", 4) = 4 [pid 5931] close(3) = 0 [pid 5931] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5931] write(1, "executing program\n", 18) = 18 [pid 5931] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5931] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5931] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5931] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5931] exit_group(0) = ? [pid 5931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./56/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./56") = 0 mkdir("./57", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5932 attached , child_tidptr=0x55557b251650) = 5932 [pid 5932] set_robust_list(0x55557b251660, 24) = 0 [pid 5932] chdir("./57") = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5932] setpgid(0, 0) = 0 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5932] write(3, "1000", 4) = 4 [pid 5932] close(3) = 0 [pid 5932] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5932] write(1, "executing program\n", 18executing program ) = 18 [pid 5932] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5932] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5932] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5932] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5932] exit_group(0) = ? [pid 5932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./57/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./57") = 0 mkdir("./58", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5933 attached , child_tidptr=0x55557b251650) = 5933 [pid 5933] set_robust_list(0x55557b251660, 24) = 0 [pid 5933] chdir("./58") = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5933] setpgid(0, 0) = 0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5933] write(3, "1000", 4) = 4 [pid 5933] close(3) = 0 [pid 5933] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5933] write(1, "executing program\n", 18) = 18 [pid 5933] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5933] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5933] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5933] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5933] exit_group(0) = ? [pid 5933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./58/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./58") = 0 mkdir("./59", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5934 attached , child_tidptr=0x55557b251650) = 5934 [pid 5934] set_robust_list(0x55557b251660, 24) = 0 [pid 5934] chdir("./59") = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5934] setpgid(0, 0) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5934] write(3, "1000", 4) = 4 [pid 5934] close(3) = 0 [pid 5934] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5934] write(1, "executing program\n", 18) = 18 [pid 5934] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5934] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5934] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5934] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5934] exit_group(0) = ? [pid 5934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./59/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./59") = 0 mkdir("./60", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5935 attached , child_tidptr=0x55557b251650) = 5935 [pid 5935] set_robust_list(0x55557b251660, 24) = 0 [pid 5935] chdir("./60") = 0 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5935] setpgid(0, 0) = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5935] write(3, "1000", 4) = 4 [pid 5935] close(3) = 0 [pid 5935] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5935] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5935] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5935] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5935] exit_group(0) = ? [pid 5935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./60/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./60") = 0 mkdir("./61", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 5936 ./strace-static-x86_64: Process 5936 attached [pid 5936] set_robust_list(0x55557b251660, 24) = 0 [pid 5936] chdir("./61") = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5936] setpgid(0, 0) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] write(3, "1000", 4) = 4 [pid 5936] close(3) = 0 [pid 5936] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5936] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5936] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5936] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5936] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5936] exit_group(0) = ? [pid 5936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./61/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./61") = 0 mkdir("./62", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5937 attached , child_tidptr=0x55557b251650) = 5937 [pid 5937] set_robust_list(0x55557b251660, 24) = 0 [pid 5937] chdir("./62") = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5937] setpgid(0, 0) = 0 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5937] write(3, "1000", 4) = 4 [pid 5937] close(3) = 0 [pid 5937] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5937] write(1, "executing program\n", 18executing program ) = 18 [pid 5937] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5937] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5937] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5937] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5937] exit_group(0) = ? [pid 5937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./62/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./62") = 0 mkdir("./63", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5938 attached , child_tidptr=0x55557b251650) = 5938 [pid 5938] set_robust_list(0x55557b251660, 24) = 0 [pid 5938] chdir("./63") = 0 [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5938] setpgid(0, 0) = 0 [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5938] write(3, "1000", 4) = 4 [pid 5938] close(3) = 0 [pid 5938] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5938] write(1, "executing program\n", 18) = 18 [pid 5938] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5938] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5938] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5938] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5938] exit_group(0) = ? [pid 5938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./63/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./63") = 0 mkdir("./64", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5939 attached , child_tidptr=0x55557b251650) = 5939 [pid 5939] set_robust_list(0x55557b251660, 24) = 0 [pid 5939] chdir("./64") = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5939] setpgid(0, 0) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5939] write(3, "1000", 4) = 4 [pid 5939] close(3) = 0 [pid 5939] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5939] write(1, "executing program\n", 18) = 18 [pid 5939] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5939] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5939] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5939] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5939] exit_group(0) = ? [pid 5939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./64/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./64") = 0 mkdir("./65", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5940 attached , child_tidptr=0x55557b251650) = 5940 [pid 5940] set_robust_list(0x55557b251660, 24) = 0 [pid 5940] chdir("./65") = 0 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5940] setpgid(0, 0) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5940] write(3, "1000", 4) = 4 [pid 5940] close(3) = 0 [pid 5940] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5940] write(1, "executing program\n", 18executing program ) = 18 [pid 5940] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5940] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5940] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5940] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5940] exit_group(0) = ? [pid 5940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./65/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./65") = 0 mkdir("./66", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5941 attached , child_tidptr=0x55557b251650) = 5941 [pid 5941] set_robust_list(0x55557b251660, 24) = 0 [pid 5941] chdir("./66") = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5941] setpgid(0, 0) = 0 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5941] write(3, "1000", 4) = 4 [pid 5941] close(3) = 0 [pid 5941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5941] write(1, "executing program\n", 18executing program ) = 18 [pid 5941] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5941] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5941] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5941] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5941] exit_group(0) = ? [pid 5941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./66/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./66") = 0 mkdir("./67", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5942 attached , child_tidptr=0x55557b251650) = 5942 [pid 5942] set_robust_list(0x55557b251660, 24) = 0 [pid 5942] chdir("./67") = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5942] setpgid(0, 0) = 0 [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5942] write(3, "1000", 4) = 4 [pid 5942] close(3) = 0 [pid 5942] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5942] write(1, "executing program\n", 18executing program ) = 18 [pid 5942] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5942] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5942] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5942] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5942] exit_group(0) = ? [pid 5942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./67/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./67/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./67") = 0 mkdir("./68", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5943 attached , child_tidptr=0x55557b251650) = 5943 [pid 5943] set_robust_list(0x55557b251660, 24) = 0 [pid 5943] chdir("./68") = 0 [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5943] setpgid(0, 0) = 0 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5943] write(3, "1000", 4) = 4 [pid 5943] close(3) = 0 [pid 5943] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5943] write(1, "executing program\n", 18executing program ) = 18 [pid 5943] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5943] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5943] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5943] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5943] exit_group(0) = ? [pid 5943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./68/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./68/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./68") = 0 mkdir("./69", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5944 attached , child_tidptr=0x55557b251650) = 5944 [pid 5944] set_robust_list(0x55557b251660, 24) = 0 [pid 5944] chdir("./69") = 0 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5944] setpgid(0, 0) = 0 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5944] write(3, "1000", 4) = 4 [pid 5944] close(3) = 0 [pid 5944] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5944] write(1, "executing program\n", 18) = 18 [pid 5944] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5944] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5944] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5944] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5944] exit_group(0) = ? [pid 5944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./69/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./69") = 0 mkdir("./70", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5945 attached , child_tidptr=0x55557b251650) = 5945 [pid 5945] set_robust_list(0x55557b251660, 24) = 0 [pid 5945] chdir("./70") = 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5945] setpgid(0, 0) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5945] write(3, "1000", 4) = 4 [pid 5945] close(3) = 0 [pid 5945] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5945] write(1, "executing program\n", 18) = 18 [pid 5945] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5945] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5945] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5945] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5945] exit_group(0) = ? [pid 5945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./70/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./70") = 0 mkdir("./71", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5946 attached , child_tidptr=0x55557b251650) = 5946 [pid 5946] set_robust_list(0x55557b251660, 24) = 0 [pid 5946] chdir("./71") = 0 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5946] setpgid(0, 0) = 0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5946] write(3, "1000", 4) = 4 [pid 5946] close(3) = 0 [pid 5946] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5946] write(1, "executing program\n", 18) = 18 [pid 5946] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5946] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5946] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5946] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5946] exit_group(0) = ? [pid 5946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./71/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./71") = 0 mkdir("./72", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached , child_tidptr=0x55557b251650) = 5947 [pid 5947] set_robust_list(0x55557b251660, 24) = 0 [pid 5947] chdir("./72") = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5947] write(1, "executing program\n", 18) = 18 [pid 5947] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5947] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5947] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5947] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5947] exit_group(0) = ? [pid 5947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./72/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./72") = 0 mkdir("./73", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5948 attached , child_tidptr=0x55557b251650) = 5948 [pid 5948] set_robust_list(0x55557b251660, 24) = 0 [pid 5948] chdir("./73") = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5948] setpgid(0, 0) = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5948] write(3, "1000", 4) = 4 [pid 5948] close(3) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5948] write(1, "executing program\n", 18executing program ) = 18 [pid 5948] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5948] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5948] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5948] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5948] exit_group(0) = ? [pid 5948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./73/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./73") = 0 mkdir("./74", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached , child_tidptr=0x55557b251650) = 5949 [pid 5949] set_robust_list(0x55557b251660, 24) = 0 [pid 5949] chdir("./74") = 0 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5949] setpgid(0, 0) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5949] write(3, "1000", 4) = 4 [pid 5949] close(3) = 0 [pid 5949] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5949] write(1, "executing program\n", 18executing program ) = 18 [pid 5949] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5949] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5949] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5949] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5949] exit_group(0) = ? [pid 5949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./74/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./74") = 0 mkdir("./75", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5950 attached , child_tidptr=0x55557b251650) = 5950 [pid 5950] set_robust_list(0x55557b251660, 24) = 0 [pid 5950] chdir("./75") = 0 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] setpgid(0, 0) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5950] write(3, "1000", 4) = 4 [pid 5950] close(3) = 0 [pid 5950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5950] write(1, "executing program\n", 18executing program ) = 18 [pid 5950] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5950] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5950] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5950] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5950] exit_group(0) = ? [pid 5950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./75/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./75") = 0 mkdir("./76", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5951 attached , child_tidptr=0x55557b251650) = 5951 [pid 5951] set_robust_list(0x55557b251660, 24) = 0 [pid 5951] chdir("./76") = 0 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5951] setpgid(0, 0) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5951] write(3, "1000", 4) = 4 [pid 5951] close(3) = 0 [pid 5951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5951] write(1, "executing program\n", 18executing program ) = 18 [pid 5951] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5951] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5951] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5951] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5951] exit_group(0) = ? [pid 5951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./76/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./76") = 0 mkdir("./77", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5952 attached , child_tidptr=0x55557b251650) = 5952 [pid 5952] set_robust_list(0x55557b251660, 24) = 0 [pid 5952] chdir("./77") = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5952] setpgid(0, 0) = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5952] write(3, "1000", 4) = 4 [pid 5952] close(3) = 0 [pid 5952] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5952] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5952] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5952] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5952] exit_group(0) = ? [pid 5952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./77/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./77") = 0 mkdir("./78", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5953 attached , child_tidptr=0x55557b251650) = 5953 [pid 5953] set_robust_list(0x55557b251660, 24) = 0 [pid 5953] chdir("./78") = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5953] setpgid(0, 0) = 0 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5953] write(3, "1000", 4) = 4 [pid 5953] close(3) = 0 [pid 5953] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5953] write(1, "executing program\n", 18) = 18 [pid 5953] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5953] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5953] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5953] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5953] exit_group(0) = ? [pid 5953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./78/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./78") = 0 mkdir("./79", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5954 attached , child_tidptr=0x55557b251650) = 5954 [pid 5954] set_robust_list(0x55557b251660, 24) = 0 [pid 5954] chdir("./79") = 0 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5954] setpgid(0, 0) = 0 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5954] write(3, "1000", 4) = 4 [pid 5954] close(3) = 0 [pid 5954] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5954] write(1, "executing program\n", 18) = 18 [pid 5954] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5954] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5954] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5954] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5954] exit_group(0) = ? [pid 5954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./79/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./79") = 0 mkdir("./80", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5955 attached , child_tidptr=0x55557b251650) = 5955 [pid 5955] set_robust_list(0x55557b251660, 24) = 0 [pid 5955] chdir("./80") = 0 [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5955] setpgid(0, 0) = 0 [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5955] write(3, "1000", 4) = 4 [pid 5955] close(3) = 0 [pid 5955] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5955] write(1, "executing program\n", 18) = 18 [pid 5955] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5955] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5955] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5955] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5955] exit_group(0) = ? [pid 5955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./80/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./80") = 0 mkdir("./81", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5956 attached , child_tidptr=0x55557b251650) = 5956 [pid 5956] set_robust_list(0x55557b251660, 24) = 0 [pid 5956] chdir("./81") = 0 [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5956] setpgid(0, 0) = 0 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5956] write(3, "1000", 4) = 4 [pid 5956] close(3) = 0 [pid 5956] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5956] write(1, "executing program\n", 18) = 18 [pid 5956] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5956] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5956] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5956] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5956] exit_group(0) = ? [pid 5956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./81/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./81") = 0 mkdir("./82", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5957 attached , child_tidptr=0x55557b251650) = 5957 [pid 5957] set_robust_list(0x55557b251660, 24) = 0 [pid 5957] chdir("./82") = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 [pid 5957] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5957] write(1, "executing program\n", 18) = 18 [pid 5957] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5957] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5957] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5957] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5957] exit_group(0) = ? [pid 5957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./82/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./82") = 0 mkdir("./83", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5958 attached , child_tidptr=0x55557b251650) = 5958 [pid 5958] set_robust_list(0x55557b251660, 24) = 0 [pid 5958] chdir("./83") = 0 [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5958] setpgid(0, 0) = 0 [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5958] write(3, "1000", 4) = 4 [pid 5958] close(3) = 0 [pid 5958] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5958] write(1, "executing program\n", 18) = 18 [pid 5958] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5958] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5958] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5958] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5958] exit_group(0) = ? [pid 5958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./83/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./83") = 0 mkdir("./84", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5959 attached , child_tidptr=0x55557b251650) = 5959 [pid 5959] set_robust_list(0x55557b251660, 24) = 0 [pid 5959] chdir("./84") = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5959] setpgid(0, 0) = 0 [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5959] write(3, "1000", 4) = 4 [pid 5959] close(3) = 0 [pid 5959] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5959] write(1, "executing program\n", 18) = 18 [pid 5959] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5959] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5959] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5959] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5959] exit_group(0) = ? [pid 5959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./84/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./84") = 0 mkdir("./85", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5960 attached , child_tidptr=0x55557b251650) = 5960 [pid 5960] set_robust_list(0x55557b251660, 24) = 0 [pid 5960] chdir("./85") = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5960] setpgid(0, 0) = 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5960] write(3, "1000", 4) = 4 [pid 5960] close(3) = 0 [pid 5960] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5960] write(1, "executing program\n", 18) = 18 [pid 5960] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5960] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5960] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5960] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5960] exit_group(0) = ? [pid 5960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./85/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./85") = 0 mkdir("./86", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5961 attached , child_tidptr=0x55557b251650) = 5961 [pid 5961] set_robust_list(0x55557b251660, 24) = 0 [pid 5961] chdir("./86") = 0 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5961] setpgid(0, 0) = 0 [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5961] write(3, "1000", 4) = 4 [pid 5961] close(3) = 0 [pid 5961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5961] write(1, "executing program\n", 18executing program ) = 18 [pid 5961] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5961] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5961] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5961] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5961] exit_group(0) = ? [pid 5961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./86/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./86") = 0 mkdir("./87", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5962 attached , child_tidptr=0x55557b251650) = 5962 [pid 5962] set_robust_list(0x55557b251660, 24) = 0 [pid 5962] chdir("./87") = 0 [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5962] setpgid(0, 0) = 0 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5962] write(3, "1000", 4) = 4 [pid 5962] close(3) = 0 [pid 5962] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5962] write(1, "executing program\n", 18executing program ) = 18 [pid 5962] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5962] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5962] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5962] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5962] exit_group(0) = ? [pid 5962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./87/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./87") = 0 mkdir("./88", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5963 attached , child_tidptr=0x55557b251650) = 5963 [pid 5963] set_robust_list(0x55557b251660, 24) = 0 [pid 5963] chdir("./88") = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5963] write(1, "executing program\n", 18executing program ) = 18 [pid 5963] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5963] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5963] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5963] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5963] exit_group(0) = ? [pid 5963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./88/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./88") = 0 mkdir("./89", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached , child_tidptr=0x55557b251650) = 5964 [pid 5964] set_robust_list(0x55557b251660, 24) = 0 [pid 5964] chdir("./89") = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5964] setpgid(0, 0) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5964] write(3, "1000", 4) = 4 [pid 5964] close(3) = 0 [pid 5964] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5964] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5964] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5964] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5964] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5964] exit_group(0) = ? [pid 5964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./89/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./89") = 0 mkdir("./90", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached , child_tidptr=0x55557b251650) = 5965 [pid 5965] set_robust_list(0x55557b251660, 24) = 0 [pid 5965] chdir("./90") = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5965] setpgid(0, 0) = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5965] write(3, "1000", 4) = 4 [pid 5965] close(3) = 0 [pid 5965] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5965] write(1, "executing program\n", 18) = 18 [pid 5965] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5965] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5965] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5965] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5965] exit_group(0) = ? [pid 5965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./90/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./90") = 0 mkdir("./91", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5966 attached , child_tidptr=0x55557b251650) = 5966 [pid 5966] set_robust_list(0x55557b251660, 24) = 0 [pid 5966] chdir("./91") = 0 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5966] setpgid(0, 0) = 0 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5966] write(3, "1000", 4) = 4 [pid 5966] close(3) = 0 [pid 5966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5966] write(1, "executing program\n", 18executing program ) = 18 [pid 5966] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5966] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5966] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5966] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5966] exit_group(0) = ? [pid 5966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./91/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./91") = 0 mkdir("./92", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5967 attached , child_tidptr=0x55557b251650) = 5967 [pid 5967] set_robust_list(0x55557b251660, 24) = 0 [pid 5967] chdir("./92") = 0 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5967] setpgid(0, 0) = 0 [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5967] write(3, "1000", 4) = 4 [pid 5967] close(3) = 0 [pid 5967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5967] write(1, "executing program\n", 18executing program ) = 18 [pid 5967] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5967] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5967] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5967] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5967] exit_group(0) = ? [pid 5967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./92/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./92") = 0 mkdir("./93", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 5968 ./strace-static-x86_64: Process 5968 attached [pid 5968] set_robust_list(0x55557b251660, 24) = 0 [pid 5968] chdir("./93") = 0 [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5968] setpgid(0, 0) = 0 [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5968] write(3, "1000", 4) = 4 [pid 5968] close(3) = 0 [pid 5968] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5968] write(1, "executing program\n", 18) = 18 [pid 5968] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5968] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5968] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5968] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5968] exit_group(0) = ? [pid 5968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./93/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./93") = 0 mkdir("./94", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5969 attached , child_tidptr=0x55557b251650) = 5969 [pid 5969] set_robust_list(0x55557b251660, 24) = 0 [pid 5969] chdir("./94") = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5969] setpgid(0, 0) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5969] write(3, "1000", 4) = 4 [pid 5969] close(3) = 0 [pid 5969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5969] write(1, "executing program\n", 18executing program ) = 18 [pid 5969] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5969] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5969] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5969] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5969] exit_group(0) = ? [pid 5969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./94/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./94") = 0 mkdir("./95", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5970 attached [pid 5970] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5970 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5970] chdir("./95") = 0 [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5970] setpgid(0, 0) = 0 [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5970] write(3, "1000", 4) = 4 [pid 5970] close(3) = 0 [pid 5970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5970] write(1, "executing program\n", 18executing program ) = 18 [pid 5970] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5970] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5970] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5970] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5970] exit_group(0) = ? [pid 5970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./95/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./95") = 0 mkdir("./96", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5971 attached , child_tidptr=0x55557b251650) = 5971 [pid 5971] set_robust_list(0x55557b251660, 24) = 0 [pid 5971] chdir("./96") = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5971] setpgid(0, 0) = 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5971] write(3, "1000", 4) = 4 [pid 5971] close(3) = 0 [pid 5971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5971] write(1, "executing program\n", 18executing program ) = 18 [pid 5971] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5971] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5971] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5971] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5971] exit_group(0) = ? [pid 5971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./96/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./96") = 0 mkdir("./97", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5972 attached , child_tidptr=0x55557b251650) = 5972 [pid 5972] set_robust_list(0x55557b251660, 24) = 0 [pid 5972] chdir("./97") = 0 [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5972] setpgid(0, 0) = 0 [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5972] write(3, "1000", 4) = 4 [pid 5972] close(3) = 0 [pid 5972] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5972] write(1, "executing program\n", 18) = 18 [pid 5972] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5972] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5972] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5972] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5972] exit_group(0) = ? [pid 5972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./97/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./97") = 0 mkdir("./98", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5973 attached , child_tidptr=0x55557b251650) = 5973 [pid 5973] set_robust_list(0x55557b251660, 24) = 0 [pid 5973] chdir("./98") = 0 [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5973] setpgid(0, 0) = 0 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5973] write(3, "1000", 4) = 4 [pid 5973] close(3) = 0 [pid 5973] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5973] write(1, "executing program\n", 18) = 18 [pid 5973] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5973] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5973] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5973] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5973] exit_group(0) = ? [pid 5973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./98/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./98") = 0 mkdir("./99", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5974 attached , child_tidptr=0x55557b251650) = 5974 [pid 5974] set_robust_list(0x55557b251660, 24) = 0 [pid 5974] chdir("./99") = 0 [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5974] setpgid(0, 0) = 0 [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5974] write(3, "1000", 4executing program ) = 4 [pid 5974] close(3) = 0 [pid 5974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5974] write(1, "executing program\n", 18) = 18 [pid 5974] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5974] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5974] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5974] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5974] exit_group(0) = ? [pid 5974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./99/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./99") = 0 mkdir("./100", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5975 attached , child_tidptr=0x55557b251650) = 5975 [pid 5975] set_robust_list(0x55557b251660, 24) = 0 [pid 5975] chdir("./100") = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5975] setpgid(0, 0) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5975] write(3, "1000", 4) = 4 [pid 5975] close(3) = 0 [pid 5975] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5975] write(1, "executing program\n", 18) = 18 [pid 5975] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5975] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5975] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5975] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5975] exit_group(0) = ? [pid 5975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./100/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./100") = 0 mkdir("./101", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5976 attached , child_tidptr=0x55557b251650) = 5976 [pid 5976] set_robust_list(0x55557b251660, 24) = 0 [pid 5976] chdir("./101") = 0 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5976] setpgid(0, 0) = 0 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5976] write(3, "1000", 4) = 4 [pid 5976] close(3) = 0 [pid 5976] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5976] write(1, "executing program\n", 18) = 18 [pid 5976] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5976] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5976] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5976] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5976] exit_group(0) = ? [pid 5976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./101/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./101") = 0 mkdir("./102", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5977 attached , child_tidptr=0x55557b251650) = 5977 [pid 5977] set_robust_list(0x55557b251660, 24) = 0 [pid 5977] chdir("./102") = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5977] write(1, "executing program\n", 18executing program ) = 18 [pid 5977] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5977] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5977] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5977] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5977] exit_group(0) = ? [pid 5977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./102/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./102") = 0 mkdir("./103", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5978 attached , child_tidptr=0x55557b251650) = 5978 [pid 5978] set_robust_list(0x55557b251660, 24) = 0 [pid 5978] chdir("./103") = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5978] setpgid(0, 0) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5978] write(3, "1000", 4) = 4 [pid 5978] close(3) = 0 [pid 5978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5978] write(1, "executing program\n", 18executing program ) = 18 [pid 5978] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5978] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5978] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5978] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5978] exit_group(0) = ? [pid 5978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./103/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./103") = 0 mkdir("./104", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5979 attached , child_tidptr=0x55557b251650) = 5979 [pid 5979] set_robust_list(0x55557b251660, 24) = 0 [pid 5979] chdir("./104") = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5979] setpgid(0, 0) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5979] write(3, "1000", 4) = 4 [pid 5979] close(3) = 0 [pid 5979] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5979] write(1, "executing program\n", 18executing program ) = 18 [pid 5979] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5979] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5979] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5979] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5979] exit_group(0) = ? [pid 5979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./104/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./104") = 0 mkdir("./105", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5980 attached , child_tidptr=0x55557b251650) = 5980 [pid 5980] set_robust_list(0x55557b251660, 24) = 0 [pid 5980] chdir("./105") = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] setpgid(0, 0) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5980] write(3, "1000", 4) = 4 [pid 5980] close(3) = 0 [pid 5980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5980] write(1, "executing program\n", 18executing program ) = 18 [pid 5980] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5980] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5980] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5980] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5980] exit_group(0) = ? [pid 5980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./105/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./105") = 0 mkdir("./106", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5981 attached , child_tidptr=0x55557b251650) = 5981 [pid 5981] set_robust_list(0x55557b251660, 24) = 0 [pid 5981] chdir("./106") = 0 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5981] setpgid(0, 0) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5981] write(3, "1000", 4) = 4 [pid 5981] close(3) = 0 [pid 5981] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5981] write(1, "executing program\n", 18) = 18 [pid 5981] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5981] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5981] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5981] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5981] exit_group(0) = ? [pid 5981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./106/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./106") = 0 mkdir("./107", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5982 attached , child_tidptr=0x55557b251650) = 5982 [pid 5982] set_robust_list(0x55557b251660, 24) = 0 [pid 5982] chdir("./107") = 0 [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5982] setpgid(0, 0) = 0 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5982] write(3, "1000", 4) = 4 [pid 5982] close(3) = 0 [pid 5982] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5982] write(1, "executing program\n", 18) = 18 [pid 5982] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5982] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5982] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5982] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5982] exit_group(0) = ? [pid 5982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./107/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./107") = 0 mkdir("./108", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5983 attached , child_tidptr=0x55557b251650) = 5983 [pid 5983] set_robust_list(0x55557b251660, 24) = 0 [pid 5983] chdir("./108") = 0 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5983] setpgid(0, 0) = 0 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5983] write(3, "1000", 4) = 4 [pid 5983] close(3) = 0 [pid 5983] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5983] write(1, "executing program\n", 18) = 18 [pid 5983] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5983] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5983] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5983] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5983] exit_group(0) = ? [pid 5983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./108/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./108") = 0 mkdir("./109", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5984 attached , child_tidptr=0x55557b251650) = 5984 [pid 5984] set_robust_list(0x55557b251660, 24) = 0 [pid 5984] chdir("./109") = 0 [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5984] setpgid(0, 0) = 0 [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5984] write(3, "1000", 4) = 4 [pid 5984] close(3) = 0 [pid 5984] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5984] write(1, "executing program\n", 18) = 18 [pid 5984] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5984] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5984] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5984] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5984] exit_group(0) = ? [pid 5984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./109/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./109") = 0 mkdir("./110", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5985 attached [pid 5985] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5985 [pid 5985] <... set_robust_list resumed>) = 0 [pid 5985] chdir("./110") = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5985] setpgid(0, 0) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3) = 0 [pid 5985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5985] write(1, "executing program\n", 18executing program ) = 18 [pid 5985] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5985] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5985] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5985] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5985] exit_group(0) = ? [pid 5985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./110/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./110") = 0 mkdir("./111", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5986 attached , child_tidptr=0x55557b251650) = 5986 [pid 5986] set_robust_list(0x55557b251660, 24) = 0 [pid 5986] chdir("./111") = 0 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5986] setpgid(0, 0) = 0 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5986] write(3, "1000", 4) = 4 [pid 5986] close(3) = 0 [pid 5986] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5986] write(1, "executing program\n", 18executing program ) = 18 [pid 5986] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5986] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5986] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5986] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5986] exit_group(0) = ? [pid 5986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./111/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./111") = 0 mkdir("./112", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached , child_tidptr=0x55557b251650) = 5987 [pid 5987] set_robust_list(0x55557b251660, 24) = 0 [pid 5987] chdir("./112") = 0 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5987] setpgid(0, 0) = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5987] write(3, "1000", 4) = 4 [pid 5987] close(3) = 0 [pid 5987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5987] write(1, "executing program\n", 18executing program ) = 18 [pid 5987] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5987] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5987] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5987] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5987] exit_group(0) = ? [pid 5987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./112/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./112") = 0 mkdir("./113", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5988 attached , child_tidptr=0x55557b251650) = 5988 [pid 5988] set_robust_list(0x55557b251660, 24) = 0 [pid 5988] chdir("./113") = 0 [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5988] setpgid(0, 0) = 0 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5988] write(3, "1000", 4) = 4 [pid 5988] close(3) = 0 [pid 5988] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5988] write(1, "executing program\n", 18) = 18 [pid 5988] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5988] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5988] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5988] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5988] exit_group(0) = ? [pid 5988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./113/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./113") = 0 mkdir("./114", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5989 attached , child_tidptr=0x55557b251650) = 5989 [pid 5989] set_robust_list(0x55557b251660, 24) = 0 [pid 5989] chdir("./114") = 0 [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5989] setpgid(0, 0) = 0 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5989] write(3, "1000", 4) = 4 [pid 5989] close(3) = 0 [pid 5989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5989] write(1, "executing program\n", 18executing program ) = 18 [pid 5989] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5989] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5989] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5989] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5989] exit_group(0) = ? [pid 5989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./114/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./114") = 0 mkdir("./115", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5990 attached , child_tidptr=0x55557b251650) = 5990 [pid 5990] set_robust_list(0x55557b251660, 24) = 0 [pid 5990] chdir("./115") = 0 [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5990] setpgid(0, 0) = 0 [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5990] write(3, "1000", 4) = 4 [pid 5990] close(3) = 0 [pid 5990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5990] write(1, "executing program\n", 18executing program ) = 18 [pid 5990] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5990] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5990] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5990] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5990] exit_group(0) = ? [pid 5990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./115/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./115") = 0 mkdir("./116", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5991 attached , child_tidptr=0x55557b251650) = 5991 [pid 5991] set_robust_list(0x55557b251660, 24) = 0 [pid 5991] chdir("./116") = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5991] setpgid(0, 0) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3) = 0 [pid 5991] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5991] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5991] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5991] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5991] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5991] exit_group(0) = ? [pid 5991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./116/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./116") = 0 mkdir("./117", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5992 attached , child_tidptr=0x55557b251650) = 5992 [pid 5992] set_robust_list(0x55557b251660, 24) = 0 [pid 5992] chdir("./117") = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5992] setpgid(0, 0) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5992] write(3, "1000", 4) = 4 [pid 5992] close(3) = 0 [pid 5992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5992] write(1, "executing program\n", 18executing program ) = 18 [pid 5992] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5992] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5992] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5992] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5992] exit_group(0) = ? [pid 5992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./117/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./117") = 0 mkdir("./118", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5993 attached , child_tidptr=0x55557b251650) = 5993 [pid 5993] set_robust_list(0x55557b251660, 24) = 0 [pid 5993] chdir("./118") = 0 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5993] setpgid(0, 0) = 0 [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5993] write(3, "1000", 4) = 4 [pid 5993] close(3) = 0 [pid 5993] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5993] write(1, "executing program\n", 18executing program ) = 18 [pid 5993] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5993] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5993] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5993] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5993] exit_group(0) = ? [pid 5993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./118/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./118") = 0 mkdir("./119", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5994 attached , child_tidptr=0x55557b251650) = 5994 [pid 5994] set_robust_list(0x55557b251660, 24) = 0 [pid 5994] chdir("./119") = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5994] setpgid(0, 0) = 0 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5994] write(3, "1000", 4) = 4 [pid 5994] close(3) = 0 [pid 5994] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5994] write(1, "executing program\n", 18executing program ) = 18 [pid 5994] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5994] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5994] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5994] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5994] exit_group(0) = ? [pid 5994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./119/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./119") = 0 mkdir("./120", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5995 attached , child_tidptr=0x55557b251650) = 5995 [pid 5995] set_robust_list(0x55557b251660, 24) = 0 [pid 5995] chdir("./120") = 0 [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5995] setpgid(0, 0) = 0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5995] write(3, "1000", 4) = 4 [pid 5995] close(3) = 0 [pid 5995] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5995] write(1, "executing program\n", 18) = 18 [pid 5995] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5995] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5995] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5995] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5995] exit_group(0) = ? [pid 5995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./120/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./120") = 0 mkdir("./121", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5996 attached , child_tidptr=0x55557b251650) = 5996 [pid 5996] set_robust_list(0x55557b251660, 24) = 0 [pid 5996] chdir("./121") = 0 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5996] setpgid(0, 0) = 0 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5996] write(3, "1000", 4) = 4 [pid 5996] close(3) = 0 [pid 5996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5996] write(1, "executing program\n", 18executing program ) = 18 [pid 5996] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5996] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5996] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5996] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5996] exit_group(0) = ? [pid 5996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./121/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./121") = 0 mkdir("./122", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5997 attached [pid 5997] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5997 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5997] chdir("./122") = 0 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5997] setpgid(0, 0) = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5997] write(3, "1000", 4) = 4 [pid 5997] close(3) = 0 [pid 5997] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5997] write(1, "executing program\n", 18) = 18 [pid 5997] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5997] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5997] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5997] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5997] exit_group(0) = ? [pid 5997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./122/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./122") = 0 mkdir("./123", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5998 attached [pid 5998] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5998 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5998] chdir("./123") = 0 [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5998] setpgid(0, 0) = 0 [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5998] write(3, "1000", 4) = 4 [pid 5998] close(3) = 0 [pid 5998] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5998] write(1, "executing program\n", 18) = 18 [pid 5998] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5998] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5998] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5998] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5998] exit_group(0) = ? [pid 5998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./123/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./123") = 0 mkdir("./124", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5999 attached [pid 5999] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 5999 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5999] chdir("./124") = 0 [pid 5999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5999] setpgid(0, 0) = 0 [pid 5999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5999] write(3, "1000", 4) = 4 [pid 5999] close(3) = 0 [pid 5999] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5999] write(1, "executing program\n", 18) = 18 [pid 5999] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 5999] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 5999] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 5999] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 5999] exit_group(0) = ? [pid 5999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./124/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./124") = 0 mkdir("./125", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6000 attached , child_tidptr=0x55557b251650) = 6000 [pid 6000] set_robust_list(0x55557b251660, 24) = 0 [pid 6000] chdir("./125") = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6000] setpgid(0, 0) = 0 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6000] write(3, "1000", 4) = 4 [pid 6000] close(3) = 0 [pid 6000] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6000] write(1, "executing program\n", 18) = 18 [pid 6000] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6000] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6000] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6000] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6000] exit_group(0) = ? [pid 6000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./125/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./125") = 0 mkdir("./126", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6001 attached , child_tidptr=0x55557b251650) = 6001 [pid 6001] set_robust_list(0x55557b251660, 24) = 0 [pid 6001] chdir("./126") = 0 [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6001] setpgid(0, 0) = 0 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6001] write(3, "1000", 4) = 4 [pid 6001] close(3) = 0 [pid 6001] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6001] write(1, "executing program\n", 18) = 18 [pid 6001] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6001] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6001] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6001] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6001] exit_group(0) = ? [pid 6001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./126/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./126") = 0 mkdir("./127", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6002 attached [pid 6002] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6002 [pid 6002] <... set_robust_list resumed>) = 0 [pid 6002] chdir("./127") = 0 [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6002] setpgid(0, 0) = 0 [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6002] write(3, "1000", 4) = 4 [pid 6002] close(3) = 0 [pid 6002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6002] write(1, "executing program\n", 18executing program ) = 18 [pid 6002] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6002] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6002] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6002] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6002] exit_group(0) = ? [pid 6002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./127/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./127") = 0 mkdir("./128", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6003 attached , child_tidptr=0x55557b251650) = 6003 [pid 6003] set_robust_list(0x55557b251660, 24) = 0 [pid 6003] chdir("./128") = 0 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6003] setpgid(0, 0) = 0 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6003] write(3, "1000", 4) = 4 [pid 6003] close(3) = 0 [pid 6003] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6003] write(1, "executing program\n", 18executing program ) = 18 [pid 6003] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6003] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6003] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6003] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6003] exit_group(0) = ? [pid 6003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./128/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./128") = 0 mkdir("./129", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6004 attached [pid 6004] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6004 [pid 6004] <... set_robust_list resumed>) = 0 [pid 6004] chdir("./129") = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6004] setpgid(0, 0) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6004] write(3, "1000", 4) = 4 [pid 6004] close(3) = 0 [pid 6004] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6004] write(1, "executing program\n", 18) = 18 [pid 6004] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6004] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6004] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6004] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6004] exit_group(0) = ? [pid 6004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./129/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./129") = 0 mkdir("./130", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6005 attached , child_tidptr=0x55557b251650) = 6005 [pid 6005] set_robust_list(0x55557b251660, 24) = 0 [pid 6005] chdir("./130") = 0 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6005] setpgid(0, 0) = 0 [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6005] write(3, "1000", 4) = 4 [pid 6005] close(3) = 0 [pid 6005] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6005] write(1, "executing program\n", 18) = 18 [pid 6005] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6005] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6005] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6005] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6005] exit_group(0) = ? [pid 6005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./130/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./130") = 0 mkdir("./131", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6006 attached , child_tidptr=0x55557b251650) = 6006 [pid 6006] set_robust_list(0x55557b251660, 24) = 0 [pid 6006] chdir("./131") = 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6006] setpgid(0, 0) = 0 [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6006] write(3, "1000", 4) = 4 [pid 6006] close(3) = 0 [pid 6006] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6006] write(1, "executing program\n", 18) = 18 [pid 6006] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6006] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6006] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6006] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6006] exit_group(0) = ? [pid 6006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./131/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./131") = 0 mkdir("./132", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6007 attached , child_tidptr=0x55557b251650) = 6007 [pid 6007] set_robust_list(0x55557b251660, 24) = 0 [pid 6007] chdir("./132") = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6007] setpgid(0, 0) = 0 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6007] write(3, "1000", 4) = 4 [pid 6007] close(3) = 0 [pid 6007] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6007] write(1, "executing program\n", 18) = 18 [pid 6007] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6007] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6007] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6007] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6007] exit_group(0) = ? [pid 6007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./132/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./132") = 0 mkdir("./133", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6008 attached , child_tidptr=0x55557b251650) = 6008 [pid 6008] set_robust_list(0x55557b251660, 24) = 0 [pid 6008] chdir("./133") = 0 [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6008] setpgid(0, 0) = 0 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6008] write(3, "1000", 4) = 4 [pid 6008] close(3) = 0 [pid 6008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6008] write(1, "executing program\n", 18executing program ) = 18 [pid 6008] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6008] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6008] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6008] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6008] exit_group(0) = ? [pid 6008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./133/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./133") = 0 mkdir("./134", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6009 attached , child_tidptr=0x55557b251650) = 6009 [pid 6009] set_robust_list(0x55557b251660, 24) = 0 [pid 6009] chdir("./134") = 0 [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6009] setpgid(0, 0) = 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6009] write(3, "1000", 4) = 4 [pid 6009] close(3) = 0 [pid 6009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6009] write(1, "executing program\n", 18executing program ) = 18 [pid 6009] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6009] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6009] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6009] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6009] exit_group(0) = ? [pid 6009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./134/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./134") = 0 mkdir("./135", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6010 attached , child_tidptr=0x55557b251650) = 6010 [pid 6010] set_robust_list(0x55557b251660, 24) = 0 [pid 6010] chdir("./135") = 0 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6010] setpgid(0, 0) = 0 [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6010] write(3, "1000", 4) = 4 [pid 6010] close(3) = 0 [pid 6010] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6010] write(1, "executing program\n", 18) = 18 [pid 6010] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6010] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6010] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6010] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6010] exit_group(0) = ? [pid 6010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./135/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./135") = 0 mkdir("./136", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6011 attached , child_tidptr=0x55557b251650) = 6011 [pid 6011] set_robust_list(0x55557b251660, 24) = 0 [pid 6011] chdir("./136") = 0 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6011] setpgid(0, 0) = 0 [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6011] write(3, "1000", 4) = 4 [pid 6011] close(3) = 0 [pid 6011] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6011] write(1, "executing program\n", 18) = 18 [pid 6011] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6011] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6011] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6011] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6011] exit_group(0) = ? [pid 6011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./136/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./136") = 0 mkdir("./137", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6012 attached , child_tidptr=0x55557b251650) = 6012 [pid 6012] set_robust_list(0x55557b251660, 24) = 0 [pid 6012] chdir("./137") = 0 [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6012] setpgid(0, 0) = 0 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6012] write(3, "1000", 4) = 4 [pid 6012] close(3) = 0 [pid 6012] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6012] write(1, "executing program\n", 18) = 18 [pid 6012] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6012] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6012] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6012] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6012] exit_group(0) = ? [pid 6012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./137/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./137") = 0 mkdir("./138", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6013 attached , child_tidptr=0x55557b251650) = 6013 [pid 6013] set_robust_list(0x55557b251660, 24) = 0 [pid 6013] chdir("./138") = 0 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6013] setpgid(0, 0) = 0 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6013] write(3, "1000", 4) = 4 [pid 6013] close(3) = 0 [pid 6013] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6013] write(1, "executing program\n", 18executing program ) = 18 [pid 6013] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6013] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6013] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6013] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6013] exit_group(0) = ? [pid 6013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./138/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./138") = 0 mkdir("./139", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6014 attached , child_tidptr=0x55557b251650) = 6014 [pid 6014] set_robust_list(0x55557b251660, 24) = 0 [pid 6014] chdir("./139") = 0 [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6014] setpgid(0, 0) = 0 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6014] write(3, "1000", 4) = 4 [pid 6014] close(3) = 0 [pid 6014] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6014] write(1, "executing program\n", 18executing program ) = 18 [pid 6014] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6014] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6014] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6014] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6014] exit_group(0) = ? [pid 6014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./139/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./139") = 0 mkdir("./140", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6015 attached , child_tidptr=0x55557b251650) = 6015 [pid 6015] set_robust_list(0x55557b251660, 24) = 0 [pid 6015] chdir("./140") = 0 [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6015] setpgid(0, 0) = 0 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6015] write(3, "1000", 4) = 4 [pid 6015] close(3) = 0 [pid 6015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6015] write(1, "executing program\n", 18executing program ) = 18 [pid 6015] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6015] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6015] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6015] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6015] exit_group(0) = ? [pid 6015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./140/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./140") = 0 mkdir("./141", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6016 attached , child_tidptr=0x55557b251650) = 6016 [pid 6016] set_robust_list(0x55557b251660, 24) = 0 [pid 6016] chdir("./141") = 0 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6016] setpgid(0, 0) = 0 [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6016] write(3, "1000", 4) = 4 [pid 6016] close(3) = 0 [pid 6016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6016] write(1, "executing program\n", 18executing program ) = 18 [pid 6016] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6016] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6016] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6016] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6016] exit_group(0) = ? [pid 6016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./141/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./141") = 0 mkdir("./142", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6017 attached [pid 6017] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6017 [pid 6017] <... set_robust_list resumed>) = 0 [pid 6017] chdir("./142") = 0 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6017] setpgid(0, 0) = 0 [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6017] write(3, "1000", 4) = 4 [pid 6017] close(3) = 0 [pid 6017] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6017] write(1, "executing program\n", 18) = 18 [pid 6017] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6017] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6017] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6017] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6017] exit_group(0) = ? [pid 6017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./142/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./142") = 0 mkdir("./143", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6018 attached , child_tidptr=0x55557b251650) = 6018 [pid 6018] set_robust_list(0x55557b251660, 24) = 0 [pid 6018] chdir("./143") = 0 [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6018] setpgid(0, 0) = 0 [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6018] write(3, "1000", 4) = 4 [pid 6018] close(3) = 0 [pid 6018] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6018] write(1, "executing program\n", 18) = 18 [pid 6018] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6018] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6018] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6018] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6018] exit_group(0) = ? [pid 6018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./143/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./143") = 0 mkdir("./144", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6019 attached , child_tidptr=0x55557b251650) = 6019 [pid 6019] set_robust_list(0x55557b251660, 24) = 0 [pid 6019] chdir("./144") = 0 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6019] setpgid(0, 0) = 0 [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6019] write(3, "1000", 4) = 4 [pid 6019] close(3) = 0 [pid 6019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6019] write(1, "executing program\n", 18executing program ) = 18 [pid 6019] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6019] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6019] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6019] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6019] exit_group(0) = ? [pid 6019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./144/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./144") = 0 mkdir("./145", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6020 attached , child_tidptr=0x55557b251650) = 6020 [pid 6020] set_robust_list(0x55557b251660, 24) = 0 [pid 6020] chdir("./145") = 0 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6020] setpgid(0, 0) = 0 [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6020] write(3, "1000", 4) = 4 [pid 6020] close(3) = 0 [pid 6020] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6020] write(1, "executing program\n", 18) = 18 [pid 6020] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6020] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6020] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6020] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6020] exit_group(0) = ? [pid 6020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./145/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./145") = 0 mkdir("./146", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6021 attached , child_tidptr=0x55557b251650) = 6021 [pid 6021] set_robust_list(0x55557b251660, 24) = 0 [pid 6021] chdir("./146") = 0 [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6021] setpgid(0, 0) = 0 [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6021] write(3, "1000", 4) = 4 [pid 6021] close(3) = 0 [pid 6021] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6021] write(1, "executing program\n", 18) = 18 [pid 6021] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6021] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6021] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6021] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6021] exit_group(0) = ? [pid 6021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./146/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./146") = 0 mkdir("./147", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6022 attached , child_tidptr=0x55557b251650) = 6022 [pid 6022] set_robust_list(0x55557b251660, 24) = 0 [pid 6022] chdir("./147") = 0 [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6022] setpgid(0, 0) = 0 [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6022] write(3, "1000", 4) = 4 [pid 6022] close(3) = 0 [pid 6022] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6022] write(1, "executing program\n", 18) = 18 [pid 6022] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6022] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6022] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6022] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6022] exit_group(0) = ? [pid 6022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./147/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./147") = 0 mkdir("./148", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6023 attached [pid 6023] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6023 [pid 6023] <... set_robust_list resumed>) = 0 [pid 6023] chdir("./148") = 0 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6023] setpgid(0, 0) = 0 [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6023] write(3, "1000", 4) = 4 [pid 6023] close(3) = 0 [pid 6023] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6023] write(1, "executing program\n", 18) = 18 [pid 6023] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6023] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6023] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6023] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6023] exit_group(0) = ? [pid 6023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./148/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./148") = 0 mkdir("./149", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6024 attached , child_tidptr=0x55557b251650) = 6024 [pid 6024] set_robust_list(0x55557b251660, 24) = 0 [pid 6024] chdir("./149") = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6024] setpgid(0, 0) = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6024] write(3, "1000", 4) = 4 [pid 6024] close(3) = 0 [pid 6024] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6024] write(1, "executing program\n", 18) = 18 [pid 6024] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6024] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6024] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6024] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6024] exit_group(0) = ? [pid 6024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./149/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./149") = 0 mkdir("./150", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6025 attached , child_tidptr=0x55557b251650) = 6025 [pid 6025] set_robust_list(0x55557b251660, 24) = 0 [pid 6025] chdir("./150") = 0 [pid 6025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6025] setpgid(0, 0) = 0 [pid 6025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6025] write(3, "1000", 4) = 4 [pid 6025] close(3) = 0 [pid 6025] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6025] write(1, "executing program\n", 18) = 18 [pid 6025] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6025] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6025] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6025] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6025] exit_group(0) = ? [pid 6025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./150/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./150") = 0 mkdir("./151", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6026 attached , child_tidptr=0x55557b251650) = 6026 [pid 6026] set_robust_list(0x55557b251660, 24) = 0 [pid 6026] chdir("./151") = 0 [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6026] setpgid(0, 0) = 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6026] write(3, "1000", 4) = 4 [pid 6026] close(3) = 0 [pid 6026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6026] write(1, "executing program\n", 18executing program ) = 18 [pid 6026] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6026] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6026] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6026] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6026] exit_group(0) = ? [pid 6026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./151/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./151") = 0 mkdir("./152", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6027 attached , child_tidptr=0x55557b251650) = 6027 [pid 6027] set_robust_list(0x55557b251660, 24) = 0 [pid 6027] chdir("./152") = 0 [pid 6027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6027] setpgid(0, 0) = 0 [pid 6027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6027] write(3, "1000", 4) = 4 [pid 6027] close(3) = 0 [pid 6027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6027] write(1, "executing program\n", 18executing program ) = 18 [pid 6027] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6027] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6027] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6027] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6027] exit_group(0) = ? [pid 6027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./152/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./152") = 0 mkdir("./153", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6028 attached , child_tidptr=0x55557b251650) = 6028 [pid 6028] set_robust_list(0x55557b251660, 24) = 0 [pid 6028] chdir("./153") = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6028] setpgid(0, 0) = 0 [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6028] write(3, "1000", 4) = 4 [pid 6028] close(3) = 0 [pid 6028] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6028] write(1, "executing program\n", 18) = 18 [pid 6028] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6028] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6028] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6028] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6028] exit_group(0) = ? [pid 6028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./153/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./153") = 0 mkdir("./154", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6030 attached [pid 6030] set_robust_list(0x55557b251660, 24) = 0 [pid 6030] chdir("./154" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6030 [pid 6030] <... chdir resumed>) = 0 [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6030] setpgid(0, 0) = 0 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6030] write(3, "1000", 4) = 4 [pid 6030] close(3) = 0 [pid 6030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6030] write(1, "executing program\n", 18executing program ) = 18 [pid 6030] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6030] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6030] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6030] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6030] exit_group(0) = ? [pid 6030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./154/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./154") = 0 mkdir("./155", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6031 attached [pid 6031] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6031 [pid 6031] <... set_robust_list resumed>) = 0 [pid 6031] chdir("./155") = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6031] setpgid(0, 0) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6031] write(3, "1000", 4) = 4 [pid 6031] close(3) = 0 [pid 6031] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6031] write(1, "executing program\n", 18) = 18 [pid 6031] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6031] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6031] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6031] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6031] exit_group(0) = ? [pid 6031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./155/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./155") = 0 mkdir("./156", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6032 attached , child_tidptr=0x55557b251650) = 6032 [pid 6032] set_robust_list(0x55557b251660, 24) = 0 [pid 6032] chdir("./156") = 0 [pid 6032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6032] setpgid(0, 0) = 0 [pid 6032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6032] write(3, "1000", 4) = 4 [pid 6032] close(3) = 0 [pid 6032] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6032] write(1, "executing program\n", 18) = 18 [pid 6032] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6032] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6032] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6032] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6032] exit_group(0) = ? [pid 6032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./156/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./156") = 0 mkdir("./157", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6033 attached , child_tidptr=0x55557b251650) = 6033 [pid 6033] set_robust_list(0x55557b251660, 24) = 0 [pid 6033] chdir("./157") = 0 [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6033] setpgid(0, 0) = 0 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6033] write(3, "1000", 4) = 4 [pid 6033] close(3) = 0 [pid 6033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6033] write(1, "executing program\n", 18executing program ) = 18 [pid 6033] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6033] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6033] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6033] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6033] exit_group(0) = ? [pid 6033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./157/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./157") = 0 mkdir("./158", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6034 attached , child_tidptr=0x55557b251650) = 6034 [pid 6034] set_robust_list(0x55557b251660, 24) = 0 [pid 6034] chdir("./158") = 0 [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6034] setpgid(0, 0) = 0 [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6034] write(3, "1000", 4) = 4 [pid 6034] close(3) = 0 [pid 6034] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6034] write(1, "executing program\n", 18) = 18 [pid 6034] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6034] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6034] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6034] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6034] exit_group(0) = ? [pid 6034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./158/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./158") = 0 mkdir("./159", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6035 attached , child_tidptr=0x55557b251650) = 6035 [pid 6035] set_robust_list(0x55557b251660, 24) = 0 [pid 6035] chdir("./159") = 0 [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6035] setpgid(0, 0) = 0 [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6035] write(3, "1000", 4) = 4 [pid 6035] close(3) = 0 [pid 6035] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6035] write(1, "executing program\n", 18) = 18 [pid 6035] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6035] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6035] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6035] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6035] exit_group(0) = ? [pid 6035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./159/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./159") = 0 mkdir("./160", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6036 attached , child_tidptr=0x55557b251650) = 6036 [pid 6036] set_robust_list(0x55557b251660, 24) = 0 [pid 6036] chdir("./160") = 0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6036] setpgid(0, 0) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6036] write(3, "1000", 4) = 4 [pid 6036] close(3) = 0 [pid 6036] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6036] write(1, "executing program\n", 18) = 18 [pid 6036] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6036] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6036] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6036] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6036] exit_group(0) = ? [pid 6036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./160/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./160") = 0 mkdir("./161", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6037 attached , child_tidptr=0x55557b251650) = 6037 [pid 6037] set_robust_list(0x55557b251660, 24) = 0 [pid 6037] chdir("./161") = 0 [pid 6037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6037] setpgid(0, 0) = 0 [pid 6037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6037] write(3, "1000", 4) = 4 [pid 6037] close(3) = 0 [pid 6037] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6037] write(1, "executing program\n", 18) = 18 [pid 6037] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6037] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6037] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6037] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6037] exit_group(0) = ? [pid 6037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./161/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./161") = 0 mkdir("./162", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6038 attached , child_tidptr=0x55557b251650) = 6038 [pid 6038] set_robust_list(0x55557b251660, 24) = 0 [pid 6038] chdir("./162") = 0 [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6038] setpgid(0, 0) = 0 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6038] write(3, "1000", 4) = 4 [pid 6038] close(3) = 0 [pid 6038] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6038] write(1, "executing program\n", 18executing program ) = 18 [pid 6038] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6038] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6038] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6038] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6038] exit_group(0) = ? [pid 6038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./162/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./162") = 0 mkdir("./163", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6039 attached , child_tidptr=0x55557b251650) = 6039 [pid 6039] set_robust_list(0x55557b251660, 24) = 0 [pid 6039] chdir("./163") = 0 [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6039] setpgid(0, 0) = 0 [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6039] write(3, "1000", 4) = 4 [pid 6039] close(3) = 0 [pid 6039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6039] write(1, "executing program\n", 18executing program ) = 18 [pid 6039] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6039] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6039] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6039] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6039] exit_group(0) = ? [pid 6039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6039, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./163/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./163") = 0 mkdir("./164", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6040 attached , child_tidptr=0x55557b251650) = 6040 [pid 6040] set_robust_list(0x55557b251660, 24) = 0 [pid 6040] chdir("./164") = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6040] setpgid(0, 0) = 0 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6040] write(3, "1000", 4) = 4 [pid 6040] close(3) = 0 [pid 6040] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6040] write(1, "executing program\n", 18) = 18 [pid 6040] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6040] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6040] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6040] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6040] exit_group(0) = ? [pid 6040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./164/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./164") = 0 mkdir("./165", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6041 attached , child_tidptr=0x55557b251650) = 6041 [pid 6041] set_robust_list(0x55557b251660, 24) = 0 [pid 6041] chdir("./165") = 0 [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6041] setpgid(0, 0) = 0 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6041] write(3, "1000", 4) = 4 [pid 6041] close(3) = 0 [pid 6041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6041] write(1, "executing program\n", 18executing program ) = 18 [pid 6041] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6041] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6041] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6041] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6041] exit_group(0) = ? [pid 6041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./165", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./165/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./165") = 0 mkdir("./166", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6042 attached , child_tidptr=0x55557b251650) = 6042 [pid 6042] set_robust_list(0x55557b251660, 24) = 0 [pid 6042] chdir("./166") = 0 [pid 6042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6042] setpgid(0, 0) = 0 [pid 6042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6042] write(3, "1000", 4) = 4 [pid 6042] close(3) = 0 [pid 6042] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6042] write(1, "executing program\n", 18executing program ) = 18 [pid 6042] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6042] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6042] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6042] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6042] exit_group(0) = ? [pid 6042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./166", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./166/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./166") = 0 mkdir("./167", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6043 attached [pid 6043] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6043 [pid 6043] <... set_robust_list resumed>) = 0 [pid 6043] chdir("./167") = 0 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6043] setpgid(0, 0) = 0 [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6043] write(3, "1000", 4) = 4 [pid 6043] close(3) = 0 [pid 6043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6043] write(1, "executing program\n", 18executing program ) = 18 [pid 6043] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6043] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6043] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6043] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6043] exit_group(0) = ? [pid 6043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./167", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./167/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./167") = 0 mkdir("./168", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6044 attached , child_tidptr=0x55557b251650) = 6044 [pid 6044] set_robust_list(0x55557b251660, 24) = 0 [pid 6044] chdir("./168") = 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6044] setpgid(0, 0) = 0 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6044] write(3, "1000", 4) = 4 [pid 6044] close(3) = 0 [pid 6044] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6044] write(1, "executing program\n", 18) = 18 [pid 6044] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6044] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6044] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6044] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6044] exit_group(0) = ? [pid 6044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./168", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./168/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./168") = 0 mkdir("./169", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6045 attached , child_tidptr=0x55557b251650) = 6045 [pid 6045] set_robust_list(0x55557b251660, 24) = 0 [pid 6045] chdir("./169") = 0 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6045] setpgid(0, 0) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6045] write(3, "1000", 4) = 4 [pid 6045] close(3) = 0 [pid 6045] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6045] write(1, "executing program\n", 18executing program ) = 18 [pid 6045] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6045] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6045] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6045] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6045] exit_group(0) = ? [pid 6045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./169/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./169") = 0 mkdir("./170", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6046 attached , child_tidptr=0x55557b251650) = 6046 [pid 6046] set_robust_list(0x55557b251660, 24) = 0 [pid 6046] chdir("./170") = 0 [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6046] setpgid(0, 0) = 0 [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6046] write(3, "1000", 4) = 4 [pid 6046] close(3) = 0 [pid 6046] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6046] write(1, "executing program\n", 18executing program ) = 18 [pid 6046] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6046] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6046] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6046] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6046] exit_group(0) = ? [pid 6046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./170/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./170") = 0 mkdir("./171", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6047 attached , child_tidptr=0x55557b251650) = 6047 [pid 6047] set_robust_list(0x55557b251660, 24) = 0 [pid 6047] chdir("./171") = 0 [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6047] setpgid(0, 0) = 0 [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6047] write(3, "1000", 4) = 4 [pid 6047] close(3) = 0 [pid 6047] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6047] write(1, "executing program\n", 18) = 18 [pid 6047] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6047] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6047] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6047] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6047] exit_group(0) = ? [pid 6047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./171/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./171") = 0 mkdir("./172", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6048 attached , child_tidptr=0x55557b251650) = 6048 [pid 6048] set_robust_list(0x55557b251660, 24) = 0 [pid 6048] chdir("./172") = 0 [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6048] setpgid(0, 0) = 0 [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6048] write(3, "1000", 4) = 4 [pid 6048] close(3) = 0 [pid 6048] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6048] write(1, "executing program\n", 18) = 18 [pid 6048] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6048] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6048] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6048] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6048] exit_group(0) = ? [pid 6048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./172/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./172") = 0 mkdir("./173", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6049 attached , child_tidptr=0x55557b251650) = 6049 [pid 6049] set_robust_list(0x55557b251660, 24) = 0 [pid 6049] chdir("./173") = 0 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6049] setpgid(0, 0) = 0 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6049] write(3, "1000", 4) = 4 [pid 6049] close(3) = 0 [pid 6049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6049] write(1, "executing program\n", 18executing program ) = 18 [pid 6049] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6049] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6049] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6049] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6049] exit_group(0) = ? [pid 6049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./173/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./173") = 0 mkdir("./174", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6050 attached , child_tidptr=0x55557b251650) = 6050 [pid 6050] set_robust_list(0x55557b251660, 24) = 0 [pid 6050] chdir("./174") = 0 [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6050] setpgid(0, 0) = 0 [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6050] write(3, "1000", 4) = 4 [pid 6050] close(3) = 0 [pid 6050] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6050] write(1, "executing program\n", 18executing program ) = 18 [pid 6050] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6050] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6050] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6050] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6050] exit_group(0) = ? [pid 6050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./174/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./174") = 0 mkdir("./175", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6051 attached , child_tidptr=0x55557b251650) = 6051 [pid 6051] set_robust_list(0x55557b251660, 24) = 0 [pid 6051] chdir("./175") = 0 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6051] setpgid(0, 0) = 0 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6051] write(3, "1000", 4) = 4 [pid 6051] close(3) = 0 [pid 6051] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6051] write(1, "executing program\n", 18) = 18 [pid 6051] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6051] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6051] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6051] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6051] exit_group(0) = ? [pid 6051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./175/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./175") = 0 mkdir("./176", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6052 attached [pid 6052] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6052 [pid 6052] <... set_robust_list resumed>) = 0 [pid 6052] chdir("./176") = 0 [pid 6052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6052] setpgid(0, 0) = 0 [pid 6052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6052] write(3, "1000", 4) = 4 [pid 6052] close(3) = 0 [pid 6052] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6052] write(1, "executing program\n", 18) = 18 [pid 6052] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6052] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6052] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6052] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6052] exit_group(0) = ? [pid 6052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./176/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./176") = 0 mkdir("./177", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6053 attached , child_tidptr=0x55557b251650) = 6053 [pid 6053] set_robust_list(0x55557b251660, 24) = 0 [pid 6053] chdir("./177") = 0 [pid 6053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6053] setpgid(0, 0) = 0 [pid 6053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6053] write(3, "1000", 4) = 4 [pid 6053] close(3) = 0 [pid 6053] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6053] write(1, "executing program\n", 18executing program ) = 18 [pid 6053] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6053] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6053] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6053] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6053] exit_group(0) = ? [pid 6053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./177/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./177") = 0 mkdir("./178", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6054 attached , child_tidptr=0x55557b251650) = 6054 [pid 6054] set_robust_list(0x55557b251660, 24) = 0 [pid 6054] chdir("./178") = 0 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6054] setpgid(0, 0) = 0 [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6054] write(3, "1000", 4) = 4 [pid 6054] close(3) = 0 [pid 6054] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6054] write(1, "executing program\n", 18executing program ) = 18 [pid 6054] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6054] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6054] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6054] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6054] exit_group(0) = ? [pid 6054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./178/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./178") = 0 mkdir("./179", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6055 attached , child_tidptr=0x55557b251650) = 6055 [pid 6055] set_robust_list(0x55557b251660, 24) = 0 [pid 6055] chdir("./179") = 0 [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6055] setpgid(0, 0) = 0 [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6055] write(3, "1000", 4) = 4 [pid 6055] close(3) = 0 [pid 6055] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6055] write(1, "executing program\n", 18) = 18 [pid 6055] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6055] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6055] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6055] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6055] exit_group(0) = ? [pid 6055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./179/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./179") = 0 mkdir("./180", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6056 attached , child_tidptr=0x55557b251650) = 6056 [pid 6056] set_robust_list(0x55557b251660, 24) = 0 [pid 6056] chdir("./180") = 0 [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6056] setpgid(0, 0) = 0 [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6056] write(3, "1000", 4) = 4 [pid 6056] close(3) = 0 [pid 6056] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6056] write(1, "executing program\n", 18) = 18 [pid 6056] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6056] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6056] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6056] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6056] exit_group(0) = ? [pid 6056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./180/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./180") = 0 mkdir("./181", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6057 attached , child_tidptr=0x55557b251650) = 6057 [pid 6057] set_robust_list(0x55557b251660, 24) = 0 [pid 6057] chdir("./181") = 0 [pid 6057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6057] setpgid(0, 0) = 0 [pid 6057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6057] write(3, "1000", 4) = 4 [pid 6057] close(3) = 0 [pid 6057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6057] write(1, "executing program\n", 18executing program ) = 18 [pid 6057] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6057] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6057] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6057] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6057] exit_group(0) = ? [pid 6057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./181/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./181") = 0 mkdir("./182", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6058 attached [pid 6058] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6058 [pid 6058] <... set_robust_list resumed>) = 0 [pid 6058] chdir("./182") = 0 [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6058] setpgid(0, 0) = 0 [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6058] write(3, "1000", 4) = 4 [pid 6058] close(3) = 0 [pid 6058] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6058] write(1, "executing program\n", 18) = 18 [pid 6058] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6058] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6058] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6058] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6058] exit_group(0) = ? [pid 6058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./182/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./182") = 0 mkdir("./183", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6059 attached [pid 6059] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6059 [pid 6059] <... set_robust_list resumed>) = 0 [pid 6059] chdir("./183") = 0 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6059] setpgid(0, 0) = 0 [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6059] write(3, "1000", 4) = 4 [pid 6059] close(3) = 0 [pid 6059] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6059] write(1, "executing program\n", 18executing program ) = 18 [pid 6059] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6059] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6059] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6059] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6059] exit_group(0) = ? [pid 6059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./183/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./183") = 0 mkdir("./184", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6060 attached , child_tidptr=0x55557b251650) = 6060 [pid 6060] set_robust_list(0x55557b251660, 24) = 0 [pid 6060] chdir("./184") = 0 [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6060] setpgid(0, 0) = 0 [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6060] write(3, "1000", 4) = 4 [pid 6060] close(3) = 0 [pid 6060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6060] write(1, "executing program\n", 18executing program ) = 18 [pid 6060] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6060] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6060] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6060] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6060] exit_group(0) = ? [pid 6060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./184/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./184") = 0 mkdir("./185", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6061 attached , child_tidptr=0x55557b251650) = 6061 [pid 6061] set_robust_list(0x55557b251660, 24) = 0 [pid 6061] chdir("./185") = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6061] setpgid(0, 0) = 0 [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6061] write(3, "1000", 4) = 4 executing program [pid 6061] close(3) = 0 [pid 6061] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6061] write(1, "executing program\n", 18) = 18 [pid 6061] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6061] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6061] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6061] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6061] exit_group(0) = ? [pid 6061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./185/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./185/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./185") = 0 mkdir("./186", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6062 attached , child_tidptr=0x55557b251650) = 6062 [pid 6062] set_robust_list(0x55557b251660, 24) = 0 [pid 6062] chdir("./186") = 0 [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6062] setpgid(0, 0) = 0 [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6062] write(3, "1000", 4) = 4 [pid 6062] close(3) = 0 [pid 6062] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6062] write(1, "executing program\n", 18) = 18 [pid 6062] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6062] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6062] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6062] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6062] exit_group(0) = ? [pid 6062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./186/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./186/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./186") = 0 mkdir("./187", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6063 attached , child_tidptr=0x55557b251650) = 6063 [pid 6063] set_robust_list(0x55557b251660, 24) = 0 [pid 6063] chdir("./187") = 0 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6063] setpgid(0, 0) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6063] write(3, "1000", 4) = 4 [pid 6063] close(3) = 0 [pid 6063] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6063] write(1, "executing program\n", 18) = 18 [pid 6063] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6063] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6063] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6063] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6063] exit_group(0) = ? [pid 6063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./187/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./187/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./187") = 0 mkdir("./188", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6064 attached , child_tidptr=0x55557b251650) = 6064 [pid 6064] set_robust_list(0x55557b251660, 24) = 0 [pid 6064] chdir("./188") = 0 [pid 6064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6064] setpgid(0, 0) = 0 [pid 6064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6064] write(3, "1000", 4) = 4 [pid 6064] close(3) = 0 [pid 6064] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6064] write(1, "executing program\n", 18) = 18 [pid 6064] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6064] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6064] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6064] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6064] exit_group(0) = ? [pid 6064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./188/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./188") = 0 mkdir("./189", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6065 attached , child_tidptr=0x55557b251650) = 6065 [pid 6065] set_robust_list(0x55557b251660, 24) = 0 [pid 6065] chdir("./189") = 0 [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6065] setpgid(0, 0) = 0 [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6065] write(3, "1000", 4) = 4 [pid 6065] close(3) = 0 [pid 6065] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6065] write(1, "executing program\n", 18) = 18 [pid 6065] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6065] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6065] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6065] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6065] exit_group(0) = ? [pid 6065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./189/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./189") = 0 mkdir("./190", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6066 attached , child_tidptr=0x55557b251650) = 6066 [pid 6066] set_robust_list(0x55557b251660, 24) = 0 [pid 6066] chdir("./190") = 0 [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6066] setpgid(0, 0) = 0 [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6066] write(3, "1000", 4) = 4 [pid 6066] close(3) = 0 [pid 6066] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6066] write(1, "executing program\n", 18) = 18 [pid 6066] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6066] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6066] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6066] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6066] exit_group(0) = ? [pid 6066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./190/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./190/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./190") = 0 mkdir("./191", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6067 attached , child_tidptr=0x55557b251650) = 6067 [pid 6067] set_robust_list(0x55557b251660, 24) = 0 [pid 6067] chdir("./191") = 0 [pid 6067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6067] setpgid(0, 0) = 0 [pid 6067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6067] write(3, "1000", 4) = 4 [pid 6067] close(3) = 0 [pid 6067] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6067] write(1, "executing program\n", 18) = 18 [pid 6067] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6067] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6067] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6067] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6067] exit_group(0) = ? [pid 6067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./191", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./191/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./191/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./191") = 0 mkdir("./192", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6068 attached , child_tidptr=0x55557b251650) = 6068 [pid 6068] set_robust_list(0x55557b251660, 24) = 0 [pid 6068] chdir("./192") = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6068] setpgid(0, 0) = 0 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6068] write(3, "1000", 4) = 4 [pid 6068] close(3) = 0 [pid 6068] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6068] write(1, "executing program\n", 18) = 18 [pid 6068] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6068] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6068] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6068] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6068] exit_group(0) = ? [pid 6068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./192/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./192") = 0 mkdir("./193", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6069 attached , child_tidptr=0x55557b251650) = 6069 [pid 6069] set_robust_list(0x55557b251660, 24) = 0 [pid 6069] chdir("./193") = 0 [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6069] setpgid(0, 0) = 0 [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6069] write(3, "1000", 4) = 4 [pid 6069] close(3) = 0 [pid 6069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6069] write(1, "executing program\n", 18executing program ) = 18 [pid 6069] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6069] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6069] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6069] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6069] exit_group(0) = ? [pid 6069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./193/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./193") = 0 mkdir("./194", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6070 attached , child_tidptr=0x55557b251650) = 6070 [pid 6070] set_robust_list(0x55557b251660, 24) = 0 [pid 6070] chdir("./194") = 0 [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6070] setpgid(0, 0) = 0 [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6070] write(3, "1000", 4) = 4 [pid 6070] close(3) = 0 [pid 6070] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6070] write(1, "executing program\n", 18executing program ) = 18 [pid 6070] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6070] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6070] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6070] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6070] exit_group(0) = ? [pid 6070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./194/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./194/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./194") = 0 mkdir("./195", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6071 attached , child_tidptr=0x55557b251650) = 6071 [pid 6071] set_robust_list(0x55557b251660, 24) = 0 [pid 6071] chdir("./195") = 0 [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6071] setpgid(0, 0) = 0 [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6071] write(3, "1000", 4) = 4 [pid 6071] close(3) = 0 [pid 6071] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6071] write(1, "executing program\n", 18executing program ) = 18 [pid 6071] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6071] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6071] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6071] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6071] exit_group(0) = ? [pid 6071] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./195/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./195") = 0 mkdir("./196", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6072 attached , child_tidptr=0x55557b251650) = 6072 [pid 6072] set_robust_list(0x55557b251660, 24) = 0 [pid 6072] chdir("./196") = 0 [pid 6072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6072] setpgid(0, 0) = 0 [pid 6072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6072] write(3, "1000", 4) = 4 [pid 6072] close(3) = 0 [pid 6072] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6072] write(1, "executing program\n", 18) = 18 [pid 6072] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6072] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6072] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6072] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6072] exit_group(0) = ? [pid 6072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./196/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./196") = 0 mkdir("./197", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6073 attached , child_tidptr=0x55557b251650) = 6073 [pid 6073] set_robust_list(0x55557b251660, 24) = 0 [pid 6073] chdir("./197") = 0 [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6073] setpgid(0, 0) = 0 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6073] write(3, "1000", 4) = 4 [pid 6073] close(3) = 0 [pid 6073] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6073] write(1, "executing program\n", 18executing program ) = 18 [pid 6073] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6073] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6073] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6073] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6073] exit_group(0) = ? [pid 6073] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./197/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./197") = 0 mkdir("./198", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6074 attached , child_tidptr=0x55557b251650) = 6074 [pid 6074] set_robust_list(0x55557b251660, 24) = 0 [pid 6074] chdir("./198") = 0 [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6074] setpgid(0, 0) = 0 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6074] write(3, "1000", 4) = 4 [pid 6074] close(3) = 0 [pid 6074] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6074] write(1, "executing program\n", 18) = 18 [pid 6074] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6074] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6074] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6074] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6074] exit_group(0) = ? [pid 6074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./198/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./198/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./198") = 0 mkdir("./199", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6075 attached , child_tidptr=0x55557b251650) = 6075 [pid 6075] set_robust_list(0x55557b251660, 24) = 0 [pid 6075] chdir("./199") = 0 [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6075] setpgid(0, 0) = 0 [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6075] write(3, "1000", 4) = 4 [pid 6075] close(3) = 0 [pid 6075] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6075] write(1, "executing program\n", 18executing program ) = 18 [pid 6075] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6075] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6075] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6075] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6075] exit_group(0) = ? [pid 6075] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./199/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./199/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./199") = 0 mkdir("./200", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6076 attached , child_tidptr=0x55557b251650) = 6076 [pid 6076] set_robust_list(0x55557b251660, 24) = 0 [pid 6076] chdir("./200") = 0 [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6076] setpgid(0, 0) = 0 [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6076] write(3, "1000", 4) = 4 [pid 6076] close(3) = 0 [pid 6076] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6076] write(1, "executing program\n", 18) = 18 [pid 6076] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6076] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6076] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6076] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6076] exit_group(0) = ? [pid 6076] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./200/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./200/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./200") = 0 mkdir("./201", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6077 attached , child_tidptr=0x55557b251650) = 6077 [pid 6077] set_robust_list(0x55557b251660, 24) = 0 [pid 6077] chdir("./201") = 0 [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6077] setpgid(0, 0) = 0 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6077] write(3, "1000", 4) = 4 [pid 6077] close(3) = 0 [pid 6077] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6077] write(1, "executing program\n", 18) = 18 [pid 6077] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6077] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6077] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6077] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6077] exit_group(0) = ? [pid 6077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./201/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./201") = 0 mkdir("./202", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6078 attached , child_tidptr=0x55557b251650) = 6078 [pid 6078] set_robust_list(0x55557b251660, 24) = 0 [pid 6078] chdir("./202") = 0 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6078] setpgid(0, 0) = 0 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6078] write(3, "1000", 4) = 4 [pid 6078] close(3) = 0 [pid 6078] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6078] write(1, "executing program\n", 18executing program ) = 18 [pid 6078] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6078] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6078] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6078] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6078] exit_group(0) = ? [pid 6078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./202/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./202/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./202") = 0 mkdir("./203", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6079 attached , child_tidptr=0x55557b251650) = 6079 [pid 6079] set_robust_list(0x55557b251660, 24) = 0 [pid 6079] chdir("./203") = 0 [pid 6079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6079] setpgid(0, 0) = 0 [pid 6079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6079] write(3, "1000", 4) = 4 [pid 6079] close(3) = 0 [pid 6079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6079] write(1, "executing program\n", 18executing program ) = 18 [pid 6079] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6079] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6079] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6079] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6079] exit_group(0) = ? [pid 6079] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./203/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./203/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./203") = 0 mkdir("./204", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6080 attached , child_tidptr=0x55557b251650) = 6080 [pid 6080] set_robust_list(0x55557b251660, 24) = 0 [pid 6080] chdir("./204") = 0 [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6080] setpgid(0, 0) = 0 [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6080] write(3, "1000", 4) = 4 [pid 6080] close(3) = 0 [pid 6080] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6080] write(1, "executing program\n", 18) = 18 [pid 6080] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6080] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6080] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6080] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6080] exit_group(0) = ? [pid 6080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./204/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./204") = 0 mkdir("./205", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6081 attached , child_tidptr=0x55557b251650) = 6081 [pid 6081] set_robust_list(0x55557b251660, 24) = 0 [pid 6081] chdir("./205") = 0 [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6081] setpgid(0, 0) = 0 [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6081] write(3, "1000", 4) = 4 [pid 6081] close(3) = 0 [pid 6081] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6081] write(1, "executing program\n", 18) = 18 [pid 6081] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6081] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6081] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6081] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6081] exit_group(0) = ? [pid 6081] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./205/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./205/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./205") = 0 mkdir("./206", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6082 attached , child_tidptr=0x55557b251650) = 6082 [pid 6082] set_robust_list(0x55557b251660, 24) = 0 [pid 6082] chdir("./206") = 0 [pid 6082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6082] setpgid(0, 0) = 0 [pid 6082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6082] write(3, "1000", 4) = 4 [pid 6082] close(3) = 0 [pid 6082] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6082] write(1, "executing program\n", 18executing program ) = 18 [pid 6082] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6082] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6082] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6082] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6082] exit_group(0) = ? [pid 6082] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./206/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./206") = 0 mkdir("./207", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6083 attached , child_tidptr=0x55557b251650) = 6083 [pid 6083] set_robust_list(0x55557b251660, 24) = 0 [pid 6083] chdir("./207") = 0 [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6083] setpgid(0, 0) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6083] write(3, "1000", 4) = 4 [pid 6083] close(3) = 0 [pid 6083] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6083] write(1, "executing program\n", 18) = 18 [pid 6083] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6083] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6083] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6083] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6083] exit_group(0) = ? [pid 6083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./207/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./207") = 0 mkdir("./208", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6084 attached , child_tidptr=0x55557b251650) = 6084 [pid 6084] set_robust_list(0x55557b251660, 24) = 0 [pid 6084] chdir("./208") = 0 [pid 6084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6084] setpgid(0, 0) = 0 [pid 6084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6084] write(3, "1000", 4) = 4 [pid 6084] close(3) = 0 [pid 6084] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6084] write(1, "executing program\n", 18executing program ) = 18 [pid 6084] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6084] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6084] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6084] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6084] exit_group(0) = ? [pid 6084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./208/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./208") = 0 mkdir("./209", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6085 attached , child_tidptr=0x55557b251650) = 6085 [pid 6085] set_robust_list(0x55557b251660, 24) = 0 [pid 6085] chdir("./209") = 0 [pid 6085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6085] setpgid(0, 0) = 0 [pid 6085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6085] write(3, "1000", 4) = 4 [pid 6085] close(3) = 0 [pid 6085] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6085] write(1, "executing program\n", 18) = 18 [pid 6085] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6085] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6085] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6085] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6085] exit_group(0) = ? [pid 6085] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./209/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./209") = 0 mkdir("./210", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6086 attached , child_tidptr=0x55557b251650) = 6086 [pid 6086] set_robust_list(0x55557b251660, 24) = 0 [pid 6086] chdir("./210") = 0 [pid 6086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6086] setpgid(0, 0) = 0 [pid 6086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6086] write(3, "1000", 4) = 4 [pid 6086] close(3) = 0 [pid 6086] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6086] write(1, "executing program\n", 18) = 18 [pid 6086] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6086] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6086] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6086] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6086] exit_group(0) = ? [pid 6086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./210/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./210") = 0 mkdir("./211", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6087 attached , child_tidptr=0x55557b251650) = 6087 [pid 6087] set_robust_list(0x55557b251660, 24) = 0 [pid 6087] chdir("./211") = 0 [pid 6087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6087] setpgid(0, 0) = 0 [pid 6087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6087] write(3, "1000", 4) = 4 [pid 6087] close(3) = 0 [pid 6087] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6087] write(1, "executing program\n", 18) = 18 [pid 6087] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6087] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6087] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6087] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6087] exit_group(0) = ? [pid 6087] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./211/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./211") = 0 mkdir("./212", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6088 attached , child_tidptr=0x55557b251650) = 6088 [pid 6088] set_robust_list(0x55557b251660, 24) = 0 [pid 6088] chdir("./212") = 0 [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6088] setpgid(0, 0) = 0 [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6088] write(3, "1000", 4) = 4 [pid 6088] close(3) = 0 [pid 6088] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6088] write(1, "executing program\n", 18) = 18 [pid 6088] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6088] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6088] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6088] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6088] exit_group(0) = ? [pid 6088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./212/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./212/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./212") = 0 mkdir("./213", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6089 attached , child_tidptr=0x55557b251650) = 6089 [pid 6089] set_robust_list(0x55557b251660, 24) = 0 [pid 6089] chdir("./213") = 0 [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6089] setpgid(0, 0) = 0 [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6089] write(3, "1000", 4) = 4 [pid 6089] close(3) = 0 [pid 6089] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6089] write(1, "executing program\n", 18) = 18 [pid 6089] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6089] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6089] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6089] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6089] exit_group(0) = ? [pid 6089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./213/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./213/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./213") = 0 mkdir("./214", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6090 attached [pid 6090] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6090 [pid 6090] <... set_robust_list resumed>) = 0 [pid 6090] chdir("./214") = 0 [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6090] setpgid(0, 0) = 0 [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6090] write(3, "1000", 4) = 4 [pid 6090] close(3) = 0 [pid 6090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6090] write(1, "executing program\n", 18executing program ) = 18 [pid 6090] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6090] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6090] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6090] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6090] exit_group(0) = ? [pid 6090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6090, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./214/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./214/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./214") = 0 mkdir("./215", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6091 attached , child_tidptr=0x55557b251650) = 6091 [pid 6091] set_robust_list(0x55557b251660, 24) = 0 [pid 6091] chdir("./215") = 0 [pid 6091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6091] setpgid(0, 0) = 0 [pid 6091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6091] write(3, "1000", 4) = 4 [pid 6091] close(3) = 0 [pid 6091] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6091] write(1, "executing program\n", 18) = 18 [pid 6091] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6091] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6091] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6091] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6091] exit_group(0) = ? [pid 6091] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./215/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./215") = 0 mkdir("./216", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6092 attached , child_tidptr=0x55557b251650) = 6092 [pid 6092] set_robust_list(0x55557b251660, 24) = 0 [pid 6092] chdir("./216") = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6092] setpgid(0, 0) = 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6092] write(3, "1000", 4) = 4 [pid 6092] close(3) = 0 [pid 6092] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6092] write(1, "executing program\n", 18) = 18 [pid 6092] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6092] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6092] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6092] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6092] exit_group(0) = ? [pid 6092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./216/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./216") = 0 mkdir("./217", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6093 attached , child_tidptr=0x55557b251650) = 6093 [pid 6093] set_robust_list(0x55557b251660, 24) = 0 [pid 6093] chdir("./217") = 0 [pid 6093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6093] setpgid(0, 0) = 0 [pid 6093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6093] write(3, "1000", 4) = 4 [pid 6093] close(3) = 0 [pid 6093] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6093] write(1, "executing program\n", 18executing program ) = 18 [pid 6093] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6093] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6093] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6093] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6093] exit_group(0) = ? [pid 6093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./217/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./217/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./217") = 0 mkdir("./218", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6094 attached , child_tidptr=0x55557b251650) = 6094 [pid 6094] set_robust_list(0x55557b251660, 24) = 0 [pid 6094] chdir("./218") = 0 [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6094] setpgid(0, 0) = 0 [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6094] write(3, "1000", 4) = 4 [pid 6094] close(3) = 0 [pid 6094] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6094] write(1, "executing program\n", 18executing program ) = 18 [pid 6094] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6094] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6094] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6094] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6094] exit_group(0) = ? [pid 6094] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./218/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./218") = 0 mkdir("./219", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6095 attached [pid 6095] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6095 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6095] chdir("./219") = 0 [pid 6095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6095] setpgid(0, 0) = 0 [pid 6095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6095] write(3, "1000", 4) = 4 [pid 6095] close(3) = 0 [pid 6095] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6095] write(1, "executing program\n", 18) = 18 [pid 6095] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6095] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6095] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6095] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6095] exit_group(0) = ? [pid 6095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./219/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./219") = 0 mkdir("./220", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6096 attached , child_tidptr=0x55557b251650) = 6096 [pid 6096] set_robust_list(0x55557b251660, 24) = 0 [pid 6096] chdir("./220") = 0 [pid 6096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6096] setpgid(0, 0) = 0 [pid 6096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6096] write(3, "1000", 4) = 4 [pid 6096] close(3) = 0 [pid 6096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6096] write(1, "executing program\n", 18executing program ) = 18 [pid 6096] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6096] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6096] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6096] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6096] exit_group(0) = ? [pid 6096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./220/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./220") = 0 mkdir("./221", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6097 attached , child_tidptr=0x55557b251650) = 6097 [pid 6097] set_robust_list(0x55557b251660, 24) = 0 [pid 6097] chdir("./221") = 0 [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6097] setpgid(0, 0) = 0 [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6097] write(3, "1000", 4) = 4 [pid 6097] close(3) = 0 [pid 6097] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6097] write(1, "executing program\n", 18executing program ) = 18 [pid 6097] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6097] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6097] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6097] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6097] exit_group(0) = ? [pid 6097] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./221/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./221") = 0 mkdir("./222", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6098 attached [pid 6098] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6098 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6098] chdir("./222") = 0 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6098] setpgid(0, 0) = 0 [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6098] write(3, "1000", 4) = 4 [pid 6098] close(3) = 0 [pid 6098] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6098] write(1, "executing program\n", 18) = 18 [pid 6098] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6098] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6098] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6098] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6098] exit_group(0) = ? [pid 6098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./222/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./222") = 0 mkdir("./223", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6099 attached [pid 6099] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6099 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6099] chdir("./223") = 0 [pid 6099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6099] setpgid(0, 0) = 0 [pid 6099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6099] write(3, "1000", 4) = 4 [pid 6099] close(3) = 0 [pid 6099] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6099] write(1, "executing program\n", 18) = 18 [pid 6099] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6099] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6099] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6099] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6099] exit_group(0) = ? [pid 6099] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./223/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./223/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./223") = 0 mkdir("./224", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6100 attached , child_tidptr=0x55557b251650) = 6100 [pid 6100] set_robust_list(0x55557b251660, 24) = 0 [pid 6100] chdir("./224") = 0 [pid 6100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6100] setpgid(0, 0) = 0 [pid 6100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6100] write(3, "1000", 4) = 4 [pid 6100] close(3) = 0 [pid 6100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6100] write(1, "executing program\n", 18executing program ) = 18 [pid 6100] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6100] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6100] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6100] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6100] exit_group(0) = ? [pid 6100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./224/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./224/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./224") = 0 mkdir("./225", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6101 attached , child_tidptr=0x55557b251650) = 6101 [pid 6101] set_robust_list(0x55557b251660, 24) = 0 [pid 6101] chdir("./225") = 0 [pid 6101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6101] setpgid(0, 0) = 0 [pid 6101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6101] write(3, "1000", 4) = 4 [pid 6101] close(3) = 0 [pid 6101] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6101] write(1, "executing program\n", 18executing program ) = 18 [pid 6101] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6101] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6101] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6101] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6101] exit_group(0) = ? [pid 6101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./225/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./225") = 0 mkdir("./226", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6102 attached , child_tidptr=0x55557b251650) = 6102 [pid 6102] set_robust_list(0x55557b251660, 24) = 0 [pid 6102] chdir("./226") = 0 [pid 6102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6102] setpgid(0, 0) = 0 [pid 6102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6102] write(3, "1000", 4) = 4 [pid 6102] close(3) = 0 [pid 6102] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6102] write(1, "executing program\n", 18executing program ) = 18 [pid 6102] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6102] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6102] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6102] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6102] exit_group(0) = ? [pid 6102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./226/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./226") = 0 mkdir("./227", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6103 attached [pid 6103] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6103 [pid 6103] <... set_robust_list resumed>) = 0 [pid 6103] chdir("./227") = 0 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6103] setpgid(0, 0) = 0 [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6103] write(3, "1000", 4) = 4 [pid 6103] close(3) = 0 [pid 6103] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6103] write(1, "executing program\n", 18executing program ) = 18 [pid 6103] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6103] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6103] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6103] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6103] exit_group(0) = ? [pid 6103] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./227/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./227") = 0 mkdir("./228", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6104 attached , child_tidptr=0x55557b251650) = 6104 [pid 6104] set_robust_list(0x55557b251660, 24) = 0 [pid 6104] chdir("./228") = 0 [pid 6104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6104] setpgid(0, 0) = 0 [pid 6104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6104] write(3, "1000", 4) = 4 [pid 6104] close(3) = 0 [pid 6104] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6104] write(1, "executing program\n", 18executing program ) = 18 [pid 6104] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6104] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6104] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6104] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6104] exit_group(0) = ? [pid 6104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./228/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./228") = 0 mkdir("./229", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6105 ./strace-static-x86_64: Process 6105 attached [pid 6105] set_robust_list(0x55557b251660, 24) = 0 [pid 6105] chdir("./229") = 0 [pid 6105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6105] setpgid(0, 0) = 0 [pid 6105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6105] write(3, "1000", 4) = 4 [pid 6105] close(3) = 0 [pid 6105] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6105] write(1, "executing program\n", 18executing program ) = 18 [pid 6105] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6105] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6105] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6105] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6105] exit_group(0) = ? [pid 6105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./229/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./229/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./229") = 0 mkdir("./230", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6106 attached , child_tidptr=0x55557b251650) = 6106 [pid 6106] set_robust_list(0x55557b251660, 24) = 0 [pid 6106] chdir("./230") = 0 [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6106] setpgid(0, 0) = 0 [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6106] write(3, "1000", 4) = 4 [pid 6106] close(3) = 0 [pid 6106] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6106] write(1, "executing program\n", 18executing program ) = 18 [pid 6106] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6106] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6106] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6106] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6106] exit_group(0) = ? [pid 6106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./230/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./230") = 0 mkdir("./231", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6107 attached , child_tidptr=0x55557b251650) = 6107 [pid 6107] set_robust_list(0x55557b251660, 24) = 0 [pid 6107] chdir("./231") = 0 [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6107] setpgid(0, 0) = 0 [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6107] write(3, "1000", 4) = 4 [pid 6107] close(3) = 0 [pid 6107] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6107] write(1, "executing program\n", 18executing program ) = 18 [pid 6107] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6107] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6107] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6107] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6107] exit_group(0) = ? [pid 6107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./231/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./231/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./231") = 0 mkdir("./232", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6108 attached , child_tidptr=0x55557b251650) = 6108 [pid 6108] set_robust_list(0x55557b251660, 24) = 0 [pid 6108] chdir("./232") = 0 [pid 6108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6108] setpgid(0, 0) = 0 [pid 6108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6108] write(3, "1000", 4) = 4 [pid 6108] close(3) = 0 [pid 6108] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6108] write(1, "executing program\n", 18executing program ) = 18 [pid 6108] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6108] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6108] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6108] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6108] exit_group(0) = ? [pid 6108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./232/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./232/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./232") = 0 mkdir("./233", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6109 attached , child_tidptr=0x55557b251650) = 6109 [pid 6109] set_robust_list(0x55557b251660, 24) = 0 [pid 6109] chdir("./233") = 0 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6109] setpgid(0, 0) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6109] write(3, "1000", 4) = 4 [pid 6109] close(3) = 0 [pid 6109] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6109] write(1, "executing program\n", 18executing program ) = 18 [pid 6109] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6109] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6109] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6109] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6109] exit_group(0) = ? [pid 6109] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./233/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./233") = 0 mkdir("./234", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6110 attached , child_tidptr=0x55557b251650) = 6110 [pid 6110] set_robust_list(0x55557b251660, 24) = 0 [pid 6110] chdir("./234") = 0 [pid 6110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6110] setpgid(0, 0) = 0 [pid 6110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6110] write(3, "1000", 4) = 4 [pid 6110] close(3) = 0 [pid 6110] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6110] write(1, "executing program\n", 18executing program ) = 18 [pid 6110] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6110] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6110] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6110] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6110] exit_group(0) = ? [pid 6110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./234/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./234") = 0 mkdir("./235", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6111 attached , child_tidptr=0x55557b251650) = 6111 [pid 6111] set_robust_list(0x55557b251660, 24) = 0 [pid 6111] chdir("./235") = 0 [pid 6111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6111] setpgid(0, 0) = 0 [pid 6111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6111] write(3, "1000", 4) = 4 [pid 6111] close(3) = 0 [pid 6111] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6111] write(1, "executing program\n", 18) = 18 [pid 6111] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6111] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6111] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6111] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6111] exit_group(0) = ? [pid 6111] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./235/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./235/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./235") = 0 mkdir("./236", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6112 attached , child_tidptr=0x55557b251650) = 6112 [pid 6112] set_robust_list(0x55557b251660, 24) = 0 [pid 6112] chdir("./236") = 0 [pid 6112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6112] setpgid(0, 0) = 0 [pid 6112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6112] write(3, "1000", 4) = 4 [pid 6112] close(3) = 0 [pid 6112] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6112] write(1, "executing program\n", 18) = 18 [pid 6112] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6112] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6112] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6112] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6112] exit_group(0) = ? [pid 6112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./236/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./236/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./236") = 0 mkdir("./237", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6113 attached , child_tidptr=0x55557b251650) = 6113 [pid 6113] set_robust_list(0x55557b251660, 24) = 0 [pid 6113] chdir("./237") = 0 [pid 6113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6113] setpgid(0, 0) = 0 [pid 6113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6113] write(3, "1000", 4) = 4 [pid 6113] close(3) = 0 [pid 6113] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6113] write(1, "executing program\n", 18) = 18 [pid 6113] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6113] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6113] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6113] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6113] exit_group(0) = ? [pid 6113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./237/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./237") = 0 mkdir("./238", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6114 attached , child_tidptr=0x55557b251650) = 6114 [pid 6114] set_robust_list(0x55557b251660, 24) = 0 [pid 6114] chdir("./238") = 0 [pid 6114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6114] setpgid(0, 0) = 0 [pid 6114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6114] write(3, "1000", 4) = 4 [pid 6114] close(3) = 0 [pid 6114] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6114] write(1, "executing program\n", 18) = 18 [pid 6114] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6114] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6114] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6114] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6114] exit_group(0) = ? [pid 6114] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./238/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./238/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./238") = 0 mkdir("./239", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6115 attached , child_tidptr=0x55557b251650) = 6115 [pid 6115] set_robust_list(0x55557b251660, 24) = 0 [pid 6115] chdir("./239") = 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6115] setpgid(0, 0) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6115] write(3, "1000", 4) = 4 [pid 6115] close(3) = 0 [pid 6115] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6115] write(1, "executing program\n", 18executing program ) = 18 [pid 6115] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6115] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6115] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6115] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6115] exit_group(0) = ? [pid 6115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./239/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./239") = 0 mkdir("./240", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6116 attached , child_tidptr=0x55557b251650) = 6116 [pid 6116] set_robust_list(0x55557b251660, 24) = 0 [pid 6116] chdir("./240") = 0 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6116] setpgid(0, 0) = 0 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6116] write(3, "1000", 4) = 4 [pid 6116] close(3) = 0 [pid 6116] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6116] write(1, "executing program\n", 18) = 18 [pid 6116] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6116] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6116] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6116] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6116] exit_group(0) = ? [pid 6116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./240/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./240") = 0 mkdir("./241", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6117 attached , child_tidptr=0x55557b251650) = 6117 [pid 6117] set_robust_list(0x55557b251660, 24) = 0 [pid 6117] chdir("./241") = 0 [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6117] setpgid(0, 0) = 0 [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6117] write(3, "1000", 4) = 4 [pid 6117] close(3) = 0 [pid 6117] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6117] write(1, "executing program\n", 18) = 18 [pid 6117] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6117] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6117] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6117] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6117] exit_group(0) = ? [pid 6117] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./241/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./241") = 0 mkdir("./242", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6118 attached , child_tidptr=0x55557b251650) = 6118 [pid 6118] set_robust_list(0x55557b251660, 24) = 0 [pid 6118] chdir("./242") = 0 [pid 6118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6118] setpgid(0, 0) = 0 [pid 6118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6118] write(3, "1000", 4) = 4 [pid 6118] close(3) = 0 [pid 6118] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6118] write(1, "executing program\n", 18) = 18 [pid 6118] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6118] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6118] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6118] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6118] exit_group(0) = ? [pid 6118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./242/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./242") = 0 mkdir("./243", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6119 attached , child_tidptr=0x55557b251650) = 6119 [pid 6119] set_robust_list(0x55557b251660, 24) = 0 [pid 6119] chdir("./243") = 0 [pid 6119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6119] setpgid(0, 0) = 0 [pid 6119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6119] write(3, "1000", 4) = 4 [pid 6119] close(3) = 0 [pid 6119] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6119] write(1, "executing program\n", 18) = 18 [pid 6119] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6119] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6119] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6119] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6119] exit_group(0) = ? [pid 6119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./243/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./243/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./243") = 0 mkdir("./244", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6120 attached , child_tidptr=0x55557b251650) = 6120 [pid 6120] set_robust_list(0x55557b251660, 24) = 0 [pid 6120] chdir("./244") = 0 [pid 6120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6120] setpgid(0, 0) = 0 [pid 6120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6120] write(3, "1000", 4) = 4 [pid 6120] close(3) = 0 [pid 6120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6120] write(1, "executing program\n", 18executing program ) = 18 [pid 6120] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6120] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6120] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6120] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6120] exit_group(0) = ? [pid 6120] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./244/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./244") = 0 mkdir("./245", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6121 attached , child_tidptr=0x55557b251650) = 6121 [pid 6121] set_robust_list(0x55557b251660, 24) = 0 [pid 6121] chdir("./245") = 0 [pid 6121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6121] setpgid(0, 0) = 0 [pid 6121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6121] write(3, "1000", 4) = 4 [pid 6121] close(3) = 0 [pid 6121] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6121] write(1, "executing program\n", 18) = 18 [pid 6121] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6121] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6121] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6121] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6121] exit_group(0) = ? [pid 6121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./245/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./245") = 0 mkdir("./246", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6122 attached , child_tidptr=0x55557b251650) = 6122 [pid 6122] set_robust_list(0x55557b251660, 24) = 0 [pid 6122] chdir("./246") = 0 [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6122] setpgid(0, 0) = 0 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6122] write(3, "1000", 4) = 4 [pid 6122] close(3) = 0 [pid 6122] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6122] write(1, "executing program\n", 18executing program ) = 18 [pid 6122] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6122] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6122] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6122] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6122] exit_group(0) = ? [pid 6122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./246/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./246") = 0 mkdir("./247", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6123 attached , child_tidptr=0x55557b251650) = 6123 [pid 6123] set_robust_list(0x55557b251660, 24) = 0 [pid 6123] chdir("./247") = 0 [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6123] setpgid(0, 0) = 0 [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6123] write(3, "1000", 4) = 4 [pid 6123] close(3) = 0 [pid 6123] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6123] write(1, "executing program\n", 18) = 18 [pid 6123] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6123] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6123] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6123] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6123] exit_group(0) = ? [pid 6123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./247/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./247") = 0 mkdir("./248", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6124 attached , child_tidptr=0x55557b251650) = 6124 [pid 6124] set_robust_list(0x55557b251660, 24) = 0 [pid 6124] chdir("./248") = 0 [pid 6124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6124] setpgid(0, 0) = 0 [pid 6124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6124] write(3, "1000", 4) = 4 [pid 6124] close(3) = 0 [pid 6124] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6124] write(1, "executing program\n", 18) = 18 [pid 6124] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6124] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6124] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6124] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6124] exit_group(0) = ? [pid 6124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./248/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./248") = 0 mkdir("./249", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6125 attached , child_tidptr=0x55557b251650) = 6125 [pid 6125] set_robust_list(0x55557b251660, 24) = 0 [pid 6125] chdir("./249") = 0 [pid 6125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6125] setpgid(0, 0) = 0 [pid 6125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6125] write(3, "1000", 4) = 4 [pid 6125] close(3) = 0 [pid 6125] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6125] write(1, "executing program\n", 18) = 18 [pid 6125] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6125] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6125] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6125] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6125] exit_group(0) = ? [pid 6125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./249/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./249/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./249") = 0 mkdir("./250", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6126 attached , child_tidptr=0x55557b251650) = 6126 [pid 6126] set_robust_list(0x55557b251660, 24) = 0 [pid 6126] chdir("./250") = 0 [pid 6126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6126] setpgid(0, 0) = 0 [pid 6126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6126] write(3, "1000", 4) = 4 [pid 6126] close(3) = 0 [pid 6126] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6126] write(1, "executing program\n", 18) = 18 [pid 6126] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6126] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6126] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6126] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6126] exit_group(0) = ? [pid 6126] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./250/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./250/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./250") = 0 mkdir("./251", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6127 attached , child_tidptr=0x55557b251650) = 6127 [pid 6127] set_robust_list(0x55557b251660, 24) = 0 [pid 6127] chdir("./251") = 0 [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6127] setpgid(0, 0) = 0 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6127] write(3, "1000", 4) = 4 [pid 6127] close(3) = 0 [pid 6127] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6127] write(1, "executing program\n", 18) = 18 [pid 6127] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6127] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6127] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6127] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6127] exit_group(0) = ? [pid 6127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./251/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./251/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./251") = 0 mkdir("./252", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6128 attached , child_tidptr=0x55557b251650) = 6128 [pid 6128] set_robust_list(0x55557b251660, 24) = 0 [pid 6128] chdir("./252") = 0 [pid 6128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6128] setpgid(0, 0) = 0 [pid 6128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6128] write(3, "1000", 4) = 4 [pid 6128] close(3) = 0 [pid 6128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6128] write(1, "executing program\n", 18executing program ) = 18 [pid 6128] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6128] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6128] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6128] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6128] exit_group(0) = ? [pid 6128] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./252/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./252/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./252") = 0 mkdir("./253", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6129 attached , child_tidptr=0x55557b251650) = 6129 [pid 6129] set_robust_list(0x55557b251660, 24) = 0 [pid 6129] chdir("./253") = 0 [pid 6129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6129] setpgid(0, 0) = 0 [pid 6129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6129] write(3, "1000", 4) = 4 [pid 6129] close(3) = 0 [pid 6129] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6129] write(1, "executing program\n", 18executing program ) = 18 [pid 6129] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6129] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6129] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6129] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6129] exit_group(0) = ? [pid 6129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./253/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./253") = 0 mkdir("./254", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6130 attached , child_tidptr=0x55557b251650) = 6130 [pid 6130] set_robust_list(0x55557b251660, 24) = 0 [pid 6130] chdir("./254") = 0 [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6130] setpgid(0, 0) = 0 [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6130] write(3, "1000", 4) = 4 [pid 6130] close(3) = 0 [pid 6130] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6130] write(1, "executing program\n", 18) = 18 [pid 6130] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6130] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6130] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6130] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6130] exit_group(0) = ? [pid 6130] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./254/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./254") = 0 mkdir("./255", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6131 attached , child_tidptr=0x55557b251650) = 6131 [pid 6131] set_robust_list(0x55557b251660, 24) = 0 [pid 6131] chdir("./255") = 0 [pid 6131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6131] setpgid(0, 0) = 0 [pid 6131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6131] write(3, "1000", 4) = 4 [pid 6131] close(3) = 0 [pid 6131] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6131] write(1, "executing program\n", 18) = 18 [pid 6131] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6131] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6131] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6131] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6131] exit_group(0) = ? [pid 6131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./255/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./255") = 0 mkdir("./256", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6132 attached , child_tidptr=0x55557b251650) = 6132 [pid 6132] set_robust_list(0x55557b251660, 24) = 0 [pid 6132] chdir("./256") = 0 [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6132] setpgid(0, 0) = 0 [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6132] write(3, "1000", 4) = 4 [pid 6132] close(3) = 0 [pid 6132] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6132] write(1, "executing program\n", 18executing program ) = 18 [pid 6132] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6132] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6132] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6132] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6132] exit_group(0) = ? [pid 6132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./256/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./256") = 0 mkdir("./257", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6133 attached , child_tidptr=0x55557b251650) = 6133 [pid 6133] set_robust_list(0x55557b251660, 24) = 0 [pid 6133] chdir("./257") = 0 [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6133] setpgid(0, 0) = 0 [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6133] write(3, "1000", 4) = 4 [pid 6133] close(3) = 0 [pid 6133] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6133] write(1, "executing program\n", 18) = 18 [pid 6133] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6133] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6133] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6133] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6133] exit_group(0) = ? [pid 6133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./257/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./257/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./257") = 0 mkdir("./258", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6134 attached , child_tidptr=0x55557b251650) = 6134 [pid 6134] set_robust_list(0x55557b251660, 24) = 0 [pid 6134] chdir("./258") = 0 [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6134] setpgid(0, 0) = 0 [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6134] write(3, "1000", 4) = 4 [pid 6134] close(3) = 0 [pid 6134] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6134] write(1, "executing program\n", 18) = 18 [pid 6134] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6134] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6134] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6134] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6134] exit_group(0) = ? [pid 6134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./258/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./258/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./258") = 0 mkdir("./259", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6135 attached , child_tidptr=0x55557b251650) = 6135 [pid 6135] set_robust_list(0x55557b251660, 24) = 0 [pid 6135] chdir("./259") = 0 [pid 6135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6135] setpgid(0, 0) = 0 [pid 6135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6135] write(3, "1000", 4) = 4 [pid 6135] close(3) = 0 [pid 6135] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6135] write(1, "executing program\n", 18) = 18 [pid 6135] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6135] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6135] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6135] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6135] exit_group(0) = ? [pid 6135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./259/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./259") = 0 mkdir("./260", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6136 attached , child_tidptr=0x55557b251650) = 6136 [pid 6136] set_robust_list(0x55557b251660, 24) = 0 [pid 6136] chdir("./260") = 0 [pid 6136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6136] setpgid(0, 0) = 0 [pid 6136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6136] write(3, "1000", 4) = 4 [pid 6136] close(3) = 0 [pid 6136] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6136] write(1, "executing program\n", 18) = 18 [pid 6136] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6136] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6136] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6136] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6136] exit_group(0) = ? [pid 6136] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./260/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./260") = 0 mkdir("./261", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6137 attached , child_tidptr=0x55557b251650) = 6137 [pid 6137] set_robust_list(0x55557b251660, 24) = 0 [pid 6137] chdir("./261") = 0 [pid 6137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6137] setpgid(0, 0) = 0 [pid 6137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6137] write(3, "1000", 4) = 4 [pid 6137] close(3) = 0 [pid 6137] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6137] write(1, "executing program\n", 18) = 18 [pid 6137] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6137] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6137] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6137] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6137] exit_group(0) = ? [pid 6137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./261/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./261") = 0 mkdir("./262", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6138 attached , child_tidptr=0x55557b251650) = 6138 [pid 6138] set_robust_list(0x55557b251660, 24) = 0 [pid 6138] chdir("./262") = 0 [pid 6138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6138] setpgid(0, 0) = 0 [pid 6138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6138] write(3, "1000", 4) = 4 [pid 6138] close(3) = 0 [pid 6138] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6138] write(1, "executing program\n", 18) = 18 [pid 6138] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6138] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6138] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6138] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6138] exit_group(0) = ? [pid 6138] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./262/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./262") = 0 mkdir("./263", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6139 attached , child_tidptr=0x55557b251650) = 6139 [pid 6139] set_robust_list(0x55557b251660, 24) = 0 [pid 6139] chdir("./263") = 0 [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6139] setpgid(0, 0) = 0 [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6139] write(3, "1000", 4) = 4 [pid 6139] close(3) = 0 [pid 6139] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6139] write(1, "executing program\n", 18) = 18 [pid 6139] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6139] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6139] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6139] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6139] exit_group(0) = ? [pid 6139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./263/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./263") = 0 mkdir("./264", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6140 attached , child_tidptr=0x55557b251650) = 6140 [pid 6140] set_robust_list(0x55557b251660, 24) = 0 [pid 6140] chdir("./264") = 0 [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6140] setpgid(0, 0) = 0 [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6140] write(3, "1000", 4) = 4 [pid 6140] close(3) = 0 [pid 6140] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6140] write(1, "executing program\n", 18) = 18 [pid 6140] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6140] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6140] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6140] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6140] exit_group(0) = ? [pid 6140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./264/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./264") = 0 mkdir("./265", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6141 attached , child_tidptr=0x55557b251650) = 6141 [pid 6141] set_robust_list(0x55557b251660, 24) = 0 [pid 6141] chdir("./265") = 0 [pid 6141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6141] setpgid(0, 0) = 0 [pid 6141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6141] write(3, "1000", 4) = 4 [pid 6141] close(3) = 0 [pid 6141] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6141] write(1, "executing program\n", 18) = 18 [pid 6141] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6141] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6141] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6141] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6141] exit_group(0) = ? [pid 6141] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./265/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./265/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./265") = 0 mkdir("./266", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6142 attached , child_tidptr=0x55557b251650) = 6142 [pid 6142] set_robust_list(0x55557b251660, 24) = 0 [pid 6142] chdir("./266") = 0 [pid 6142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6142] setpgid(0, 0) = 0 [pid 6142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6142] write(3, "1000", 4) = 4 [pid 6142] close(3) = 0 [pid 6142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6142] write(1, "executing program\n", 18executing program ) = 18 [pid 6142] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6142] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6142] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6142] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6142] exit_group(0) = ? [pid 6142] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./266/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./266") = 0 mkdir("./267", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6143 attached , child_tidptr=0x55557b251650) = 6143 [pid 6143] set_robust_list(0x55557b251660, 24) = 0 [pid 6143] chdir("./267") = 0 [pid 6143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6143] setpgid(0, 0) = 0 [pid 6143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6143] write(3, "1000", 4) = 4 [pid 6143] close(3) = 0 [pid 6143] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6143] write(1, "executing program\n", 18) = 18 [pid 6143] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6143] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6143] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6143] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6143] exit_group(0) = ? [pid 6143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./267/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./267") = 0 mkdir("./268", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6144 attached , child_tidptr=0x55557b251650) = 6144 [pid 6144] set_robust_list(0x55557b251660, 24) = 0 [pid 6144] chdir("./268") = 0 [pid 6144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6144] setpgid(0, 0) = 0 [pid 6144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6144] write(3, "1000", 4) = 4 [pid 6144] close(3) = 0 [pid 6144] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6144] write(1, "executing program\n", 18) = 18 [pid 6144] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6144] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6144] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6144] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6144] exit_group(0) = ? [pid 6144] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./268/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./268") = 0 mkdir("./269", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6145 attached , child_tidptr=0x55557b251650) = 6145 [pid 6145] set_robust_list(0x55557b251660, 24) = 0 [pid 6145] chdir("./269") = 0 [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6145] setpgid(0, 0) = 0 [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6145] write(3, "1000", 4) = 4 [pid 6145] close(3) = 0 [pid 6145] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6145] write(1, "executing program\n", 18executing program ) = 18 [pid 6145] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6145] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6145] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6145] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6145] exit_group(0) = ? [pid 6145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./269/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./269") = 0 mkdir("./270", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6146 attached , child_tidptr=0x55557b251650) = 6146 [pid 6146] set_robust_list(0x55557b251660, 24) = 0 [pid 6146] chdir("./270") = 0 [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6146] setpgid(0, 0) = 0 [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6146] write(3, "1000", 4) = 4 [pid 6146] close(3) = 0 [pid 6146] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6146] write(1, "executing program\n", 18) = 18 [pid 6146] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6146] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6146] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6146] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6146] exit_group(0) = ? [pid 6146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./270/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./270/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./270") = 0 mkdir("./271", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6147 attached , child_tidptr=0x55557b251650) = 6147 [pid 6147] set_robust_list(0x55557b251660, 24) = 0 [pid 6147] chdir("./271") = 0 [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6147] setpgid(0, 0) = 0 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6147] write(3, "1000", 4) = 4 [pid 6147] close(3) = 0 [pid 6147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6147] write(1, "executing program\n", 18executing program ) = 18 [pid 6147] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6147] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6147] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6147] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6147] exit_group(0) = ? [pid 6147] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./271/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./271") = 0 mkdir("./272", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6148 attached , child_tidptr=0x55557b251650) = 6148 [pid 6148] set_robust_list(0x55557b251660, 24) = 0 [pid 6148] chdir("./272") = 0 [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6148] setpgid(0, 0) = 0 [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6148] write(3, "1000", 4) = 4 [pid 6148] close(3) = 0 [pid 6148] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6148] write(1, "executing program\n", 18) = 18 [pid 6148] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6148] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6148] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6148] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6148] exit_group(0) = ? [pid 6148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./272/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./272") = 0 mkdir("./273", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6149 attached , child_tidptr=0x55557b251650) = 6149 [pid 6149] set_robust_list(0x55557b251660, 24) = 0 [pid 6149] chdir("./273") = 0 [pid 6149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6149] setpgid(0, 0) = 0 [pid 6149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6149] write(3, "1000", 4) = 4 [pid 6149] close(3) = 0 [pid 6149] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6149] write(1, "executing program\n", 18) = 18 [pid 6149] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6149] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6149] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6149] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6149] exit_group(0) = ? [pid 6149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./273/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./273") = 0 mkdir("./274", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6150 attached , child_tidptr=0x55557b251650) = 6150 [pid 6150] set_robust_list(0x55557b251660, 24) = 0 [pid 6150] chdir("./274") = 0 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6150] setpgid(0, 0) = 0 [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6150] write(3, "1000", 4) = 4 [pid 6150] close(3) = 0 [pid 6150] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6150] write(1, "executing program\n", 18executing program ) = 18 [pid 6150] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6150] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6150] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6150] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6150] exit_group(0) = ? [pid 6150] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./274/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./274") = 0 mkdir("./275", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6151 attached [pid 6151] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6151 [pid 6151] <... set_robust_list resumed>) = 0 [pid 6151] chdir("./275") = 0 [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6151] setpgid(0, 0) = 0 [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6151] write(3, "1000", 4) = 4 [pid 6151] close(3) = 0 [pid 6151] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6151] write(1, "executing program\n", 18) = 18 [pid 6151] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6151] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6151] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6151] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6151] exit_group(0) = ? [pid 6151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./275/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./275/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./275") = 0 mkdir("./276", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6152 attached , child_tidptr=0x55557b251650) = 6152 [pid 6152] set_robust_list(0x55557b251660, 24) = 0 [pid 6152] chdir("./276") = 0 [pid 6152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6152] setpgid(0, 0) = 0 [pid 6152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6152] write(3, "1000", 4) = 4 [pid 6152] close(3) = 0 [pid 6152] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6152] write(1, "executing program\n", 18executing program ) = 18 [pid 6152] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6152] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6152] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6152] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6152] exit_group(0) = ? [pid 6152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./276/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./276") = 0 mkdir("./277", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6153 attached , child_tidptr=0x55557b251650) = 6153 [pid 6153] set_robust_list(0x55557b251660, 24) = 0 [pid 6153] chdir("./277") = 0 [pid 6153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6153] setpgid(0, 0) = 0 [pid 6153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6153] write(3, "1000", 4) = 4 [pid 6153] close(3) = 0 [pid 6153] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6153] write(1, "executing program\n", 18) = 18 [pid 6153] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6153] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6153] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6153] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6153] exit_group(0) = ? [pid 6153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./277/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./277/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./277") = 0 mkdir("./278", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6154 attached , child_tidptr=0x55557b251650) = 6154 [pid 6154] set_robust_list(0x55557b251660, 24) = 0 [pid 6154] chdir("./278") = 0 [pid 6154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6154] setpgid(0, 0) = 0 [pid 6154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6154] write(3, "1000", 4) = 4 [pid 6154] close(3) = 0 [pid 6154] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6154] write(1, "executing program\n", 18) = 18 [pid 6154] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6154] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6154] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6154] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6154] exit_group(0) = ? [pid 6154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./278/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./278/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./278") = 0 mkdir("./279", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6155 attached , child_tidptr=0x55557b251650) = 6155 [pid 6155] set_robust_list(0x55557b251660, 24) = 0 [pid 6155] chdir("./279") = 0 [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6155] setpgid(0, 0) = 0 [pid 6155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6155] write(3, "1000", 4) = 4 [pid 6155] close(3) = 0 [pid 6155] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6155] write(1, "executing program\n", 18) = 18 [pid 6155] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6155] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6155] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6155] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6155] exit_group(0) = ? [pid 6155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./279/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./279/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./279") = 0 mkdir("./280", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6156 attached , child_tidptr=0x55557b251650) = 6156 [pid 6156] set_robust_list(0x55557b251660, 24) = 0 [pid 6156] chdir("./280") = 0 [pid 6156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6156] setpgid(0, 0) = 0 [pid 6156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6156] write(3, "1000", 4) = 4 [pid 6156] close(3) = 0 [pid 6156] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6156] write(1, "executing program\n", 18) = 18 [pid 6156] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6156] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6156] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6156] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6156] exit_group(0) = ? [pid 6156] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./280/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./280/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./280") = 0 mkdir("./281", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6157 attached , child_tidptr=0x55557b251650) = 6157 [pid 6157] set_robust_list(0x55557b251660, 24) = 0 [pid 6157] chdir("./281") = 0 [pid 6157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6157] setpgid(0, 0) = 0 [pid 6157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6157] write(3, "1000", 4) = 4 [pid 6157] close(3) = 0 [pid 6157] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6157] write(1, "executing program\n", 18) = 18 [pid 6157] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6157] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6157] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6157] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6157] exit_group(0) = ? [pid 6157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./281/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./281/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./281") = 0 mkdir("./282", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6159 attached , child_tidptr=0x55557b251650) = 6159 [pid 6159] set_robust_list(0x55557b251660, 24) = 0 [pid 6159] chdir("./282") = 0 [pid 6159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6159] setpgid(0, 0) = 0 [pid 6159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6159] write(3, "1000", 4) = 4 [pid 6159] close(3) = 0 [pid 6159] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6159] write(1, "executing program\n", 18executing program ) = 18 [pid 6159] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6159] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6159] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6159] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6159] exit_group(0) = ? [pid 6159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./282/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./282/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./282") = 0 mkdir("./283", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6160 attached , child_tidptr=0x55557b251650) = 6160 [pid 6160] set_robust_list(0x55557b251660, 24) = 0 [pid 6160] chdir("./283") = 0 [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6160] setpgid(0, 0) = 0 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6160] write(3, "1000", 4) = 4 [pid 6160] close(3) = 0 [pid 6160] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6160] write(1, "executing program\n", 18executing program ) = 18 [pid 6160] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6160] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6160] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6160] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6160] exit_group(0) = ? [pid 6160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6160, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./283/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./283") = 0 mkdir("./284", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6161 attached , child_tidptr=0x55557b251650) = 6161 [pid 6161] set_robust_list(0x55557b251660, 24) = 0 [pid 6161] chdir("./284") = 0 [pid 6161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6161] setpgid(0, 0) = 0 [pid 6161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6161] write(3, "1000", 4) = 4 [pid 6161] close(3) = 0 [pid 6161] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6161] write(1, "executing program\n", 18executing program ) = 18 [pid 6161] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6161] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6161] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6161] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6161] exit_group(0) = ? [pid 6161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./284/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./284/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./284") = 0 mkdir("./285", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6162 attached , child_tidptr=0x55557b251650) = 6162 [pid 6162] set_robust_list(0x55557b251660, 24) = 0 [pid 6162] chdir("./285") = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6162] setpgid(0, 0) = 0 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6162] write(3, "1000", 4) = 4 [pid 6162] close(3) = 0 [pid 6162] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6162] write(1, "executing program\n", 18) = 18 [pid 6162] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6162] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6162] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6162] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6162] exit_group(0) = ? [pid 6162] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./285/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./285/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./285") = 0 mkdir("./286", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6163 attached , child_tidptr=0x55557b251650) = 6163 [pid 6163] set_robust_list(0x55557b251660, 24) = 0 [pid 6163] chdir("./286") = 0 [pid 6163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6163] setpgid(0, 0) = 0 [pid 6163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6163] write(3, "1000", 4) = 4 [pid 6163] close(3) = 0 [pid 6163] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6163] write(1, "executing program\n", 18) = 18 [pid 6163] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6163] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6163] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6163] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6163] exit_group(0) = ? [pid 6163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./286/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./286/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./286") = 0 mkdir("./287", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6164 attached , child_tidptr=0x55557b251650) = 6164 [pid 6164] set_robust_list(0x55557b251660, 24) = 0 [pid 6164] chdir("./287") = 0 [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6164] setpgid(0, 0) = 0 [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6164] write(3, "1000", 4) = 4 [pid 6164] close(3) = 0 [pid 6164] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6164] write(1, "executing program\n", 18executing program ) = 18 [pid 6164] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6164] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6164] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6164] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6164] exit_group(0) = ? [pid 6164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./287/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./287/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./287") = 0 mkdir("./288", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6165 attached , child_tidptr=0x55557b251650) = 6165 [pid 6165] set_robust_list(0x55557b251660, 24) = 0 [pid 6165] chdir("./288") = 0 [pid 6165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6165] setpgid(0, 0) = 0 [pid 6165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6165] write(3, "1000", 4) = 4 [pid 6165] close(3) = 0 [pid 6165] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6165] write(1, "executing program\n", 18executing program ) = 18 [pid 6165] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6165] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6165] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6165] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6165] exit_group(0) = ? [pid 6165] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./288/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./288/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./288") = 0 mkdir("./289", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6166 attached , child_tidptr=0x55557b251650) = 6166 [pid 6166] set_robust_list(0x55557b251660, 24) = 0 [pid 6166] chdir("./289") = 0 [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6166] setpgid(0, 0) = 0 [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6166] write(3, "1000", 4) = 4 [pid 6166] close(3) = 0 [pid 6166] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6166] write(1, "executing program\n", 18) = 18 [pid 6166] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6166] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6166] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6166] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6166] exit_group(0) = ? [pid 6166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./289/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./289") = 0 mkdir("./290", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6167 attached , child_tidptr=0x55557b251650) = 6167 [pid 6167] set_robust_list(0x55557b251660, 24) = 0 [pid 6167] chdir("./290") = 0 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6167] setpgid(0, 0) = 0 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6167] write(3, "1000", 4) = 4 [pid 6167] close(3) = 0 [pid 6167] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6167] write(1, "executing program\n", 18) = 18 [pid 6167] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6167] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6167] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6167] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6167] exit_group(0) = ? [pid 6167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./290/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./290/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./290") = 0 mkdir("./291", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6168 attached , child_tidptr=0x55557b251650) = 6168 [pid 6168] set_robust_list(0x55557b251660, 24) = 0 [pid 6168] chdir("./291") = 0 [pid 6168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6168] setpgid(0, 0) = 0 [pid 6168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6168] write(3, "1000", 4) = 4 [pid 6168] close(3) = 0 [pid 6168] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6168] write(1, "executing program\n", 18) = 18 [pid 6168] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6168] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6168] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6168] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6168] exit_group(0) = ? [pid 6168] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./291/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./291/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./291") = 0 mkdir("./292", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6170 attached , child_tidptr=0x55557b251650) = 6170 [pid 6170] set_robust_list(0x55557b251660, 24) = 0 [pid 6170] chdir("./292") = 0 [pid 6170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6170] setpgid(0, 0) = 0 [pid 6170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6170] write(3, "1000", 4) = 4 [pid 6170] close(3) = 0 [pid 6170] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6170] write(1, "executing program\n", 18) = 18 [pid 6170] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6170] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6170] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6170] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6170] exit_group(0) = ? [pid 6170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./292/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./292") = 0 mkdir("./293", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6171 attached , child_tidptr=0x55557b251650) = 6171 [pid 6171] set_robust_list(0x55557b251660, 24) = 0 [pid 6171] chdir("./293") = 0 [pid 6171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6171] setpgid(0, 0) = 0 [pid 6171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6171] write(3, "1000", 4) = 4 [pid 6171] close(3) = 0 [pid 6171] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6171] write(1, "executing program\n", 18) = 18 [pid 6171] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6171] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6171] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6171] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6171] exit_group(0) = ? [pid 6171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./293/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./293/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./293") = 0 mkdir("./294", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6174 attached [pid 6174] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6174 [pid 6174] <... set_robust_list resumed>) = 0 [pid 6174] chdir("./294") = 0 [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6174] setpgid(0, 0) = 0 [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6174] write(3, "1000", 4) = 4 [pid 6174] close(3) = 0 [pid 6174] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6174] write(1, "executing program\n", 18) = 18 [pid 6174] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6174] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6174] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6174] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6174] exit_group(0) = ? [pid 6174] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./294/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./294") = 0 mkdir("./295", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6175 attached [pid 6175] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6175 [pid 6175] <... set_robust_list resumed>) = 0 [pid 6175] chdir("./295") = 0 [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6175] setpgid(0, 0) = 0 [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6175] write(3, "1000", 4) = 4 [pid 6175] close(3) = 0 [pid 6175] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6175] write(1, "executing program\n", 18) = 18 [pid 6175] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6175] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6175] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6175] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6175] exit_group(0) = ? [pid 6175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./295/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./295/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./295") = 0 mkdir("./296", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6176 attached , child_tidptr=0x55557b251650) = 6176 [pid 6176] set_robust_list(0x55557b251660, 24) = 0 [pid 6176] chdir("./296") = 0 [pid 6176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6176] setpgid(0, 0) = 0 [pid 6176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6176] write(3, "1000", 4) = 4 [pid 6176] close(3) = 0 [pid 6176] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6176] write(1, "executing program\n", 18) = 18 [pid 6176] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6176] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6176] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6176] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6176] exit_group(0) = ? [pid 6176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./296/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./296/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./296") = 0 mkdir("./297", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6177 attached , child_tidptr=0x55557b251650) = 6177 [pid 6177] set_robust_list(0x55557b251660, 24) = 0 [pid 6177] chdir("./297") = 0 [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6177] setpgid(0, 0) = 0 [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6177] write(3, "1000", 4) = 4 [pid 6177] close(3) = 0 [pid 6177] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6177] write(1, "executing program\n", 18) = 18 [pid 6177] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6177] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6177] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6177] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6177] exit_group(0) = ? [pid 6177] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./297/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./297/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./297") = 0 mkdir("./298", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6178 attached [pid 6178] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6178 [pid 6178] <... set_robust_list resumed>) = 0 [pid 6178] chdir("./298") = 0 [pid 6178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6178] setpgid(0, 0) = 0 [pid 6178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6178] write(3, "1000", 4) = 4 [pid 6178] close(3) = 0 [pid 6178] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6178] write(1, "executing program\n", 18) = 18 [pid 6178] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6178] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6178] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6178] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6178] exit_group(0) = ? [pid 6178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./298/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./298/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./298") = 0 mkdir("./299", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6179 attached , child_tidptr=0x55557b251650) = 6179 [pid 6179] set_robust_list(0x55557b251660, 24) = 0 [pid 6179] chdir("./299") = 0 [pid 6179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6179] setpgid(0, 0) = 0 [pid 6179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6179] write(3, "1000", 4) = 4 [pid 6179] close(3) = 0 [pid 6179] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6179] write(1, "executing program\n", 18executing program ) = 18 [pid 6179] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6179] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6179] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6179] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6179] exit_group(0) = ? [pid 6179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./299/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./299/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./299") = 0 mkdir("./300", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6181 attached , child_tidptr=0x55557b251650) = 6181 [pid 6181] set_robust_list(0x55557b251660, 24) = 0 [pid 6181] chdir("./300") = 0 [pid 6181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6181] setpgid(0, 0) = 0 [pid 6181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6181] write(3, "1000", 4) = 4 [pid 6181] close(3) = 0 [pid 6181] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6181] write(1, "executing program\n", 18) = 18 [pid 6181] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6181] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6181] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6181] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6181] exit_group(0) = ? [pid 6181] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./300/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./300/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./300") = 0 mkdir("./301", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6182 attached [pid 6182] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6182 [pid 6182] <... set_robust_list resumed>) = 0 [pid 6182] chdir("./301") = 0 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6182] setpgid(0, 0) = 0 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6182] write(3, "1000", 4) = 4 [pid 6182] close(3) = 0 [pid 6182] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6182] write(1, "executing program\n", 18) = 18 [pid 6182] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6182] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6182] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6182] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6182] exit_group(0) = ? [pid 6182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./301/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./301") = 0 mkdir("./302", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6183 attached , child_tidptr=0x55557b251650) = 6183 [pid 6183] set_robust_list(0x55557b251660, 24) = 0 [pid 6183] chdir("./302") = 0 [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6183] setpgid(0, 0) = 0 [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6183] write(3, "1000", 4) = 4 [pid 6183] close(3) = 0 [pid 6183] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6183] write(1, "executing program\n", 18executing program ) = 18 [pid 6183] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6183] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6183] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6183] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6183] exit_group(0) = ? [pid 6183] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./302", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./302/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./302/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./302") = 0 mkdir("./303", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6185 attached , child_tidptr=0x55557b251650) = 6185 [pid 6185] set_robust_list(0x55557b251660, 24) = 0 [pid 6185] chdir("./303") = 0 [pid 6185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6185] setpgid(0, 0) = 0 [pid 6185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6185] write(3, "1000", 4) = 4 [pid 6185] close(3) = 0 [pid 6185] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6185] write(1, "executing program\n", 18) = 18 [pid 6185] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6185] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6185] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6185] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6185] exit_group(0) = ? [pid 6185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./303", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./303/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./303/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./303") = 0 mkdir("./304", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6186 attached , child_tidptr=0x55557b251650) = 6186 [pid 6186] set_robust_list(0x55557b251660, 24) = 0 [pid 6186] chdir("./304") = 0 [pid 6186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6186] setpgid(0, 0) = 0 [pid 6186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6186] write(3, "1000", 4) = 4 [pid 6186] close(3) = 0 [pid 6186] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6186] write(1, "executing program\n", 18) = 18 [pid 6186] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6186] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6186] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6186] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6186] exit_group(0) = ? [pid 6186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6186, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./304", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./304/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./304/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./304") = 0 mkdir("./305", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6187 attached , child_tidptr=0x55557b251650) = 6187 [pid 6187] set_robust_list(0x55557b251660, 24) = 0 [pid 6187] chdir("./305") = 0 [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6187] setpgid(0, 0) = 0 [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6187] write(3, "1000", 4) = 4 [pid 6187] close(3) = 0 [pid 6187] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6187] write(1, "executing program\n", 18) = 18 [pid 6187] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6187] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6187] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6187] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6187] exit_group(0) = ? [pid 6187] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./305", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./305/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./305/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./305/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./305") = 0 mkdir("./306", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6188 attached , child_tidptr=0x55557b251650) = 6188 [pid 6188] set_robust_list(0x55557b251660, 24) = 0 [pid 6188] chdir("./306") = 0 [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6188] setpgid(0, 0) = 0 [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6188] write(3, "1000", 4) = 4 [pid 6188] close(3) = 0 executing program [pid 6188] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6188] write(1, "executing program\n", 18) = 18 [pid 6188] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6188] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6188] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6188] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6188] exit_group(0) = ? [pid 6188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./306", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./306/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./306/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./306/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./306") = 0 mkdir("./307", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6189 ./strace-static-x86_64: Process 6189 attached [pid 6189] set_robust_list(0x55557b251660, 24) = 0 [pid 6189] chdir("./307") = 0 [pid 6189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6189] setpgid(0, 0) = 0 [pid 6189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6189] write(3, "1000", 4) = 4 [pid 6189] close(3) = 0 [pid 6189] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6189] write(1, "executing program\n", 18executing program ) = 18 [pid 6189] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6189] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6189] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6189] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6189] exit_group(0) = ? [pid 6189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./307", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./307/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./307/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./307/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./307") = 0 mkdir("./308", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6190 attached , child_tidptr=0x55557b251650) = 6190 [pid 6190] set_robust_list(0x55557b251660, 24) = 0 [pid 6190] chdir("./308") = 0 [pid 6190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6190] setpgid(0, 0) = 0 [pid 6190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6190] write(3, "1000", 4) = 4 [pid 6190] close(3) = 0 [pid 6190] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6190] write(1, "executing program\n", 18) = 18 [pid 6190] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6190] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6190] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6190] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6190] exit_group(0) = ? [pid 6190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./308", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./308/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./308/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./308/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./308") = 0 mkdir("./309", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6191 attached , child_tidptr=0x55557b251650) = 6191 [pid 6191] set_robust_list(0x55557b251660, 24) = 0 [pid 6191] chdir("./309") = 0 [pid 6191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6191] setpgid(0, 0) = 0 [pid 6191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6191] write(3, "1000", 4) = 4 [pid 6191] close(3) = 0 [pid 6191] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6191] write(1, "executing program\n", 18) = 18 [pid 6191] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6191] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6191] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6191] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6191] exit_group(0) = ? [pid 6191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./309", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./309/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./309/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./309/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./309") = 0 mkdir("./310", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6192 attached , child_tidptr=0x55557b251650) = 6192 [pid 6192] set_robust_list(0x55557b251660, 24) = 0 [pid 6192] chdir("./310") = 0 [pid 6192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6192] setpgid(0, 0) = 0 [pid 6192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6192] write(3, "1000", 4) = 4 [pid 6192] close(3) = 0 [pid 6192] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6192] write(1, "executing program\n", 18executing program ) = 18 [pid 6192] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6192] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6192] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6192] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6192] exit_group(0) = ? [pid 6192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./310", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./310/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./310/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./310/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./310") = 0 mkdir("./311", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6193 attached , child_tidptr=0x55557b251650) = 6193 [pid 6193] set_robust_list(0x55557b251660, 24) = 0 [pid 6193] chdir("./311") = 0 [pid 6193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6193] setpgid(0, 0) = 0 [pid 6193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6193] write(3, "1000", 4) = 4 [pid 6193] close(3) = 0 [pid 6193] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6193] write(1, "executing program\n", 18) = 18 [pid 6193] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6193] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6193] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6193] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6193] exit_group(0) = ? [pid 6193] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./311", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./311/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./311/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./311/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./311") = 0 mkdir("./312", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6194 attached , child_tidptr=0x55557b251650) = 6194 [pid 6194] set_robust_list(0x55557b251660, 24) = 0 [pid 6194] chdir("./312") = 0 [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6194] setpgid(0, 0) = 0 [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6194] write(3, "1000", 4) = 4 [pid 6194] close(3) = 0 [pid 6194] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6194] write(1, "executing program\n", 18) = 18 [pid 6194] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6194] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6194] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6194] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6194] exit_group(0) = ? [pid 6194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./312", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./312/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./312/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./312/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./312") = 0 mkdir("./313", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6195 attached , child_tidptr=0x55557b251650) = 6195 [pid 6195] set_robust_list(0x55557b251660, 24) = 0 [pid 6195] chdir("./313") = 0 [pid 6195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6195] setpgid(0, 0) = 0 [pid 6195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6195] write(3, "1000", 4) = 4 [pid 6195] close(3) = 0 [pid 6195] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6195] write(1, "executing program\n", 18executing program ) = 18 [pid 6195] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6195] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6195] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6195] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6195] exit_group(0) = ? [pid 6195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./313", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./313", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./313/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./313/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./313/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./313") = 0 mkdir("./314", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6196 attached , child_tidptr=0x55557b251650) = 6196 [pid 6196] set_robust_list(0x55557b251660, 24) = 0 [pid 6196] chdir("./314") = 0 [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6196] setpgid(0, 0) = 0 [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6196] write(3, "1000", 4) = 4 [pid 6196] close(3) = 0 [pid 6196] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6196] write(1, "executing program\n", 18executing program ) = 18 [pid 6196] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6196] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6196] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6196] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6196] exit_group(0) = ? [pid 6196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./314", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./314", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./314/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./314/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./314/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./314") = 0 mkdir("./315", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6197 attached , child_tidptr=0x55557b251650) = 6197 [pid 6197] set_robust_list(0x55557b251660, 24) = 0 [pid 6197] chdir("./315") = 0 [pid 6197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6197] setpgid(0, 0) = 0 [pid 6197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6197] write(3, "1000", 4) = 4 [pid 6197] close(3) = 0 [pid 6197] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6197] write(1, "executing program\n", 18) = 18 [pid 6197] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6197] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6197] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6197] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6197] exit_group(0) = ? [pid 6197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./315", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./315", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./315/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./315/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./315/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./315") = 0 mkdir("./316", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6198 attached , child_tidptr=0x55557b251650) = 6198 [pid 6198] set_robust_list(0x55557b251660, 24) = 0 [pid 6198] chdir("./316") = 0 [pid 6198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6198] setpgid(0, 0) = 0 [pid 6198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6198] write(3, "1000", 4) = 4 [pid 6198] close(3) = 0 [pid 6198] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6198] write(1, "executing program\n", 18executing program ) = 18 [pid 6198] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6198] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6198] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6198] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6198] exit_group(0) = ? [pid 6198] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./316", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./316", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./316/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./316/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./316/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./316") = 0 mkdir("./317", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6199 attached , child_tidptr=0x55557b251650) = 6199 [pid 6199] set_robust_list(0x55557b251660, 24) = 0 [pid 6199] chdir("./317") = 0 [pid 6199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6199] setpgid(0, 0) = 0 [pid 6199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6199] write(3, "1000", 4) = 4 [pid 6199] close(3) = 0 [pid 6199] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6199] write(1, "executing program\n", 18executing program ) = 18 [pid 6199] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6199] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6199] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6199] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6199] exit_group(0) = ? [pid 6199] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./317", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./317", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./317/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./317/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./317/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./317") = 0 mkdir("./318", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6200 attached , child_tidptr=0x55557b251650) = 6200 [pid 6200] set_robust_list(0x55557b251660, 24) = 0 [pid 6200] chdir("./318") = 0 [pid 6200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6200] setpgid(0, 0) = 0 [pid 6200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6200] write(3, "1000", 4) = 4 [pid 6200] close(3) = 0 [pid 6200] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6200] write(1, "executing program\n", 18) = 18 [pid 6200] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6200] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6200] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6200] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6200] exit_group(0) = ? [pid 6200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./318", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./318", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./318/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./318/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./318/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./318") = 0 mkdir("./319", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6201 attached , child_tidptr=0x55557b251650) = 6201 [pid 6201] set_robust_list(0x55557b251660, 24) = 0 [pid 6201] chdir("./319") = 0 [pid 6201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6201] setpgid(0, 0) = 0 [pid 6201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6201] write(3, "1000", 4) = 4 [pid 6201] close(3) = 0 [pid 6201] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6201] write(1, "executing program\n", 18) = 18 [pid 6201] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6201] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6201] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6201] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6201] exit_group(0) = ? [pid 6201] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./319", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./319", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./319/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./319/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./319/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./319") = 0 mkdir("./320", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6202 attached , child_tidptr=0x55557b251650) = 6202 [pid 6202] set_robust_list(0x55557b251660, 24) = 0 [pid 6202] chdir("./320") = 0 [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6202] setpgid(0, 0) = 0 [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6202] write(3, "1000", 4) = 4 [pid 6202] close(3) = 0 [pid 6202] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6202] write(1, "executing program\n", 18) = 18 [pid 6202] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6202] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6202] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6202] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6202] exit_group(0) = ? [pid 6202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./320", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./320", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./320/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./320/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./320/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./320") = 0 mkdir("./321", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6203 attached , child_tidptr=0x55557b251650) = 6203 [pid 6203] set_robust_list(0x55557b251660, 24) = 0 [pid 6203] chdir("./321") = 0 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6203] setpgid(0, 0) = 0 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6203] write(3, "1000", 4) = 4 [pid 6203] close(3) = 0 [pid 6203] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6203] write(1, "executing program\n", 18) = 18 [pid 6203] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6203] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6203] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6203] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6203] exit_group(0) = ? [pid 6203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./321", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./321", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./321/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./321/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./321/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./321") = 0 mkdir("./322", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6204 attached , child_tidptr=0x55557b251650) = 6204 [pid 6204] set_robust_list(0x55557b251660, 24) = 0 [pid 6204] chdir("./322") = 0 [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6204] setpgid(0, 0) = 0 [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6204] write(3, "1000", 4) = 4 [pid 6204] close(3) = 0 [pid 6204] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6204] write(1, "executing program\n", 18) = 18 [pid 6204] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6204] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6204] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6204] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6204] exit_group(0) = ? [pid 6204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./322", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./322", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./322/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./322/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./322/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./322") = 0 mkdir("./323", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6205 attached , child_tidptr=0x55557b251650) = 6205 [pid 6205] set_robust_list(0x55557b251660, 24) = 0 [pid 6205] chdir("./323") = 0 [pid 6205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6205] setpgid(0, 0) = 0 [pid 6205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6205] write(3, "1000", 4) = 4 [pid 6205] close(3) = 0 [pid 6205] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6205] write(1, "executing program\n", 18executing program ) = 18 [pid 6205] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6205] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6205] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6205] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6205] exit_group(0) = ? [pid 6205] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./323", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./323", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./323/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./323/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./323/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./323") = 0 mkdir("./324", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6206 attached , child_tidptr=0x55557b251650) = 6206 [pid 6206] set_robust_list(0x55557b251660, 24) = 0 [pid 6206] chdir("./324") = 0 [pid 6206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6206] setpgid(0, 0) = 0 [pid 6206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6206] write(3, "1000", 4) = 4 [pid 6206] close(3) = 0 [pid 6206] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6206] write(1, "executing program\n", 18) = 18 [pid 6206] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6206] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6206] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6206] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6206] exit_group(0) = ? [pid 6206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./324", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./324", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./324/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./324/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./324/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./324") = 0 mkdir("./325", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6207 attached , child_tidptr=0x55557b251650) = 6207 [pid 6207] set_robust_list(0x55557b251660, 24) = 0 [pid 6207] chdir("./325") = 0 [pid 6207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6207] setpgid(0, 0) = 0 [pid 6207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6207] write(3, "1000", 4) = 4 [pid 6207] close(3) = 0 [pid 6207] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6207] write(1, "executing program\n", 18) = 18 [pid 6207] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6207] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6207] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6207] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6207] exit_group(0) = ? [pid 6207] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./325", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./325", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./325/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./325/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./325/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./325") = 0 mkdir("./326", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6208 attached , child_tidptr=0x55557b251650) = 6208 [pid 6208] set_robust_list(0x55557b251660, 24) = 0 [pid 6208] chdir("./326") = 0 [pid 6208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6208] setpgid(0, 0) = 0 [pid 6208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6208] write(3, "1000", 4) = 4 [pid 6208] close(3) = 0 [pid 6208] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6208] write(1, "executing program\n", 18executing program ) = 18 [pid 6208] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6208] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6208] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6208] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6208] exit_group(0) = ? [pid 6208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./326", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./326", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./326/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./326/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./326/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./326") = 0 mkdir("./327", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6209 attached , child_tidptr=0x55557b251650) = 6209 [pid 6209] set_robust_list(0x55557b251660, 24) = 0 [pid 6209] chdir("./327") = 0 [pid 6209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6209] setpgid(0, 0) = 0 [pid 6209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6209] write(3, "1000", 4) = 4 [pid 6209] close(3) = 0 [pid 6209] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6209] write(1, "executing program\n", 18executing program ) = 18 [pid 6209] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6209] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6209] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6209] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6209] exit_group(0) = ? [pid 6209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6209, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./327", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./327", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./327/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./327/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./327/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./327") = 0 mkdir("./328", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6210 attached , child_tidptr=0x55557b251650) = 6210 [pid 6210] set_robust_list(0x55557b251660, 24) = 0 [pid 6210] chdir("./328") = 0 [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6210] setpgid(0, 0) = 0 [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6210] write(3, "1000", 4) = 4 [pid 6210] close(3) = 0 [pid 6210] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6210] write(1, "executing program\n", 18) = 18 [pid 6210] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6210] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6210] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6210] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6210] exit_group(0) = ? [pid 6210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./328", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./328", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./328/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./328/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./328/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./328") = 0 mkdir("./329", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6211 attached , child_tidptr=0x55557b251650) = 6211 [pid 6211] set_robust_list(0x55557b251660, 24) = 0 [pid 6211] chdir("./329") = 0 [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6211] setpgid(0, 0) = 0 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6211] write(3, "1000", 4) = 4 [pid 6211] close(3) = 0 [pid 6211] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6211] write(1, "executing program\n", 18) = 18 [pid 6211] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6211] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6211] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6211] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6211] exit_group(0) = ? [pid 6211] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./329", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./329", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./329/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./329/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./329/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./329") = 0 mkdir("./330", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6212 attached , child_tidptr=0x55557b251650) = 6212 [pid 6212] set_robust_list(0x55557b251660, 24) = 0 [pid 6212] chdir("./330") = 0 [pid 6212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6212] setpgid(0, 0) = 0 [pid 6212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6212] write(3, "1000", 4) = 4 [pid 6212] close(3) = 0 [pid 6212] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6212] write(1, "executing program\n", 18executing program ) = 18 [pid 6212] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6212] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6212] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6212] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6212] exit_group(0) = ? [pid 6212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./330", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./330", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./330/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./330/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./330/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./330") = 0 mkdir("./331", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6213 attached , child_tidptr=0x55557b251650) = 6213 [pid 6213] set_robust_list(0x55557b251660, 24) = 0 [pid 6213] chdir("./331") = 0 [pid 6213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6213] setpgid(0, 0) = 0 [pid 6213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6213] write(3, "1000", 4) = 4 [pid 6213] close(3) = 0 [pid 6213] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6213] write(1, "executing program\n", 18executing program ) = 18 [pid 6213] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6213] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6213] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6213] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6213] exit_group(0) = ? [pid 6213] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./331", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./331", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./331/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./331/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./331/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./331") = 0 mkdir("./332", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6214 attached , child_tidptr=0x55557b251650) = 6214 [pid 6214] set_robust_list(0x55557b251660, 24) = 0 [pid 6214] chdir("./332") = 0 [pid 6214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6214] setpgid(0, 0) = 0 [pid 6214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6214] write(3, "1000", 4) = 4 [pid 6214] close(3) = 0 [pid 6214] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6214] write(1, "executing program\n", 18executing program ) = 18 [pid 6214] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6214] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6214] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6214] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6214] exit_group(0) = ? [pid 6214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./332", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./332", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./332/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./332/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./332/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./332") = 0 mkdir("./333", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6215 attached , child_tidptr=0x55557b251650) = 6215 [pid 6215] set_robust_list(0x55557b251660, 24) = 0 [pid 6215] chdir("./333") = 0 [pid 6215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6215] setpgid(0, 0) = 0 [pid 6215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6215] write(3, "1000", 4) = 4 [pid 6215] close(3) = 0 [pid 6215] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6215] write(1, "executing program\n", 18) = 18 [pid 6215] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6215] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6215] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6215] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6215] exit_group(0) = ? [pid 6215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./333", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./333", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./333/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./333/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./333/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./333") = 0 mkdir("./334", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6216 attached , child_tidptr=0x55557b251650) = 6216 [pid 6216] set_robust_list(0x55557b251660, 24) = 0 [pid 6216] chdir("./334") = 0 [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6216] setpgid(0, 0) = 0 [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6216] write(3, "1000", 4) = 4 [pid 6216] close(3) = 0 [pid 6216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6216] write(1, "executing program\n", 18executing program ) = 18 [pid 6216] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6216] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6216] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6216] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6216] exit_group(0) = ? [pid 6216] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./334", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./334", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./334/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./334/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./334/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./334") = 0 mkdir("./335", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6217 attached , child_tidptr=0x55557b251650) = 6217 [pid 6217] set_robust_list(0x55557b251660, 24) = 0 [pid 6217] chdir("./335") = 0 [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6217] setpgid(0, 0) = 0 [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6217] write(3, "1000", 4) = 4 [pid 6217] close(3) = 0 [pid 6217] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6217] write(1, "executing program\n", 18) = 18 [pid 6217] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6217] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6217] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6217] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6217] exit_group(0) = ? [pid 6217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./335", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./335", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./335/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./335/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./335/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./335") = 0 mkdir("./336", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6218 attached , child_tidptr=0x55557b251650) = 6218 [pid 6218] set_robust_list(0x55557b251660, 24) = 0 [pid 6218] chdir("./336") = 0 [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6218] setpgid(0, 0) = 0 [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6218] write(3, "1000", 4) = 4 [pid 6218] close(3) = 0 [pid 6218] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6218] write(1, "executing program\n", 18) = 18 [pid 6218] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6218] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6218] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6218] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6218] exit_group(0) = ? [pid 6218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./336", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./336", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./336/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./336/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./336/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./336") = 0 mkdir("./337", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6219 attached , child_tidptr=0x55557b251650) = 6219 [pid 6219] set_robust_list(0x55557b251660, 24) = 0 [pid 6219] chdir("./337") = 0 [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6219] setpgid(0, 0) = 0 [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6219] write(3, "1000", 4) = 4 [pid 6219] close(3) = 0 [pid 6219] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6219] write(1, "executing program\n", 18executing program ) = 18 [pid 6219] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6219] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6219] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6219] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6219] exit_group(0) = ? [pid 6219] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./337", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./337", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./337/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./337/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./337/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./337") = 0 mkdir("./338", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6220 attached , child_tidptr=0x55557b251650) = 6220 [pid 6220] set_robust_list(0x55557b251660, 24) = 0 [pid 6220] chdir("./338") = 0 [pid 6220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6220] setpgid(0, 0) = 0 [pid 6220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6220] write(3, "1000", 4) = 4 [pid 6220] close(3) = 0 [pid 6220] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6220] write(1, "executing program\n", 18) = 18 [pid 6220] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6220] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6220] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6220] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6220] exit_group(0) = ? [pid 6220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./338", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./338", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./338/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./338/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./338/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./338") = 0 mkdir("./339", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6221 attached , child_tidptr=0x55557b251650) = 6221 [pid 6221] set_robust_list(0x55557b251660, 24) = 0 [pid 6221] chdir("./339") = 0 [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6221] setpgid(0, 0) = 0 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6221] write(3, "1000", 4) = 4 [pid 6221] close(3) = 0 [pid 6221] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6221] write(1, "executing program\n", 18) = 18 [pid 6221] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6221] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6221] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6221] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6221] exit_group(0) = ? [pid 6221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./339", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./339", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./339/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./339/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./339/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./339") = 0 mkdir("./340", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6222 attached , child_tidptr=0x55557b251650) = 6222 [pid 6222] set_robust_list(0x55557b251660, 24) = 0 [pid 6222] chdir("./340") = 0 [pid 6222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6222] setpgid(0, 0) = 0 [pid 6222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6222] write(3, "1000", 4) = 4 [pid 6222] close(3) = 0 [pid 6222] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6222] write(1, "executing program\n", 18executing program ) = 18 [pid 6222] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6222] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6222] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6222] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6222] exit_group(0) = ? [pid 6222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./340", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./340", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./340/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./340/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./340/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./340") = 0 mkdir("./341", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6223 attached , child_tidptr=0x55557b251650) = 6223 [pid 6223] set_robust_list(0x55557b251660, 24) = 0 [pid 6223] chdir("./341") = 0 [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6223] setpgid(0, 0) = 0 [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6223] write(3, "1000", 4) = 4 [pid 6223] close(3) = 0 [pid 6223] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6223] write(1, "executing program\n", 18) = 18 [pid 6223] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6223] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6223] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6223] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6223] exit_group(0) = ? [pid 6223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./341", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./341", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./341/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./341/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./341/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./341") = 0 mkdir("./342", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6224 attached , child_tidptr=0x55557b251650) = 6224 [pid 6224] set_robust_list(0x55557b251660, 24) = 0 [pid 6224] chdir("./342") = 0 [pid 6224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6224] setpgid(0, 0) = 0 [pid 6224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6224] write(3, "1000", 4) = 4 [pid 6224] close(3) = 0 [pid 6224] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6224] write(1, "executing program\n", 18) = 18 [pid 6224] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6224] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6224] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6224] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6224] exit_group(0) = ? [pid 6224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./342", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./342", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./342/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./342/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./342/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./342") = 0 mkdir("./343", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6225 attached , child_tidptr=0x55557b251650) = 6225 [pid 6225] set_robust_list(0x55557b251660, 24) = 0 [pid 6225] chdir("./343") = 0 [pid 6225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6225] setpgid(0, 0) = 0 [pid 6225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6225] write(3, "1000", 4) = 4 [pid 6225] close(3) = 0 [pid 6225] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6225] write(1, "executing program\n", 18) = 18 [pid 6225] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6225] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6225] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6225] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6225] exit_group(0) = ? [pid 6225] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./343", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./343", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./343/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./343/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./343/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./343") = 0 mkdir("./344", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6226 attached , child_tidptr=0x55557b251650) = 6226 [pid 6226] set_robust_list(0x55557b251660, 24) = 0 [pid 6226] chdir("./344") = 0 [pid 6226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6226] setpgid(0, 0) = 0 [pid 6226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6226] write(3, "1000", 4) = 4 [pid 6226] close(3) = 0 [pid 6226] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6226] write(1, "executing program\n", 18executing program ) = 18 [pid 6226] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6226] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6226] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6226] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6226] exit_group(0) = ? [pid 6226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./344", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./344", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./344/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./344/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./344/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./344") = 0 mkdir("./345", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6227 attached , child_tidptr=0x55557b251650) = 6227 [pid 6227] set_robust_list(0x55557b251660, 24) = 0 [pid 6227] chdir("./345") = 0 [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6227] setpgid(0, 0) = 0 [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6227] write(3, "1000", 4) = 4 [pid 6227] close(3) = 0 [pid 6227] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6227] write(1, "executing program\n", 18executing program ) = 18 [pid 6227] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6227] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6227] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6227] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6227] exit_group(0) = ? [pid 6227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./345", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./345", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./345/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./345/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./345/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./345") = 0 mkdir("./346", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6228 attached , child_tidptr=0x55557b251650) = 6228 [pid 6228] set_robust_list(0x55557b251660, 24) = 0 [pid 6228] chdir("./346") = 0 [pid 6228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6228] setpgid(0, 0) = 0 [pid 6228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6228] write(3, "1000", 4) = 4 [pid 6228] close(3) = 0 [pid 6228] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6228] write(1, "executing program\n", 18) = 18 [pid 6228] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6228] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6228] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6228] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6228] exit_group(0) = ? [pid 6228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./346", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./346", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./346/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./346/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./346/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./346") = 0 mkdir("./347", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6229 attached , child_tidptr=0x55557b251650) = 6229 [pid 6229] set_robust_list(0x55557b251660, 24) = 0 [pid 6229] chdir("./347") = 0 [pid 6229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6229] setpgid(0, 0) = 0 [pid 6229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6229] write(3, "1000", 4) = 4 [pid 6229] close(3) = 0 [pid 6229] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6229] write(1, "executing program\n", 18executing program ) = 18 [pid 6229] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6229] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6229] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6229] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6229] exit_group(0) = ? [pid 6229] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./347", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./347", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./347/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./347/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./347/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./347") = 0 mkdir("./348", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6230 attached , child_tidptr=0x55557b251650) = 6230 [pid 6230] set_robust_list(0x55557b251660, 24) = 0 [pid 6230] chdir("./348") = 0 [pid 6230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6230] setpgid(0, 0) = 0 [pid 6230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6230] write(3, "1000", 4) = 4 [pid 6230] close(3) = 0 [pid 6230] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6230] write(1, "executing program\n", 18) = 18 [pid 6230] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6230] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6230] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6230] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6230] exit_group(0) = ? [pid 6230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./348", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./348", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./348/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./348/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./348/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./348") = 0 mkdir("./349", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6231 attached , child_tidptr=0x55557b251650) = 6231 [pid 6231] set_robust_list(0x55557b251660, 24) = 0 [pid 6231] chdir("./349") = 0 [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6231] setpgid(0, 0) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6231] write(3, "1000", 4) = 4 [pid 6231] close(3) = 0 [pid 6231] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6231] write(1, "executing program\n", 18) = 18 [pid 6231] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6231] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6231] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6231] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6231] exit_group(0) = ? [pid 6231] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./349", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./349", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./349/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./349/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./349/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./349") = 0 mkdir("./350", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6232 attached , child_tidptr=0x55557b251650) = 6232 [pid 6232] set_robust_list(0x55557b251660, 24) = 0 [pid 6232] chdir("./350") = 0 [pid 6232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6232] setpgid(0, 0) = 0 [pid 6232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6232] write(3, "1000", 4) = 4 [pid 6232] close(3) = 0 [pid 6232] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6232] write(1, "executing program\n", 18) = 18 [pid 6232] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6232] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6232] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6232] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6232] exit_group(0) = ? [pid 6232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./350", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./350", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./350/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./350/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./350/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./350") = 0 mkdir("./351", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6233 attached , child_tidptr=0x55557b251650) = 6233 [pid 6233] set_robust_list(0x55557b251660, 24) = 0 [pid 6233] chdir("./351") = 0 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6233] setpgid(0, 0) = 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6233] write(3, "1000", 4) = 4 [pid 6233] close(3) = 0 [pid 6233] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6233] write(1, "executing program\n", 18) = 18 [pid 6233] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6233] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6233] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6233] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6233] exit_group(0) = ? [pid 6233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./351", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./351", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./351/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./351/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./351/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./351") = 0 mkdir("./352", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6234 attached , child_tidptr=0x55557b251650) = 6234 [pid 6234] set_robust_list(0x55557b251660, 24) = 0 [pid 6234] chdir("./352") = 0 [pid 6234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6234] setpgid(0, 0) = 0 [pid 6234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6234] write(3, "1000", 4) = 4 [pid 6234] close(3) = 0 [pid 6234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6234] write(1, "executing program\n", 18executing program ) = 18 [pid 6234] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6234] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6234] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6234] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6234] exit_group(0) = ? [pid 6234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./352", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./352", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./352/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./352/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./352/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./352") = 0 mkdir("./353", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6235 attached , child_tidptr=0x55557b251650) = 6235 [pid 6235] set_robust_list(0x55557b251660, 24) = 0 [pid 6235] chdir("./353") = 0 [pid 6235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6235] setpgid(0, 0) = 0 [pid 6235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6235] write(3, "1000", 4) = 4 [pid 6235] close(3) = 0 [pid 6235] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6235] write(1, "executing program\n", 18) = 18 [pid 6235] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6235] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6235] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6235] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6235] exit_group(0) = ? [pid 6235] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./353", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./353", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./353/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./353/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./353/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./353") = 0 mkdir("./354", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6236 attached , child_tidptr=0x55557b251650) = 6236 [pid 6236] set_robust_list(0x55557b251660, 24) = 0 [pid 6236] chdir("./354") = 0 [pid 6236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6236] setpgid(0, 0) = 0 [pid 6236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6236] write(3, "1000", 4) = 4 [pid 6236] close(3) = 0 [pid 6236] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6236] write(1, "executing program\n", 18) = 18 [pid 6236] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6236] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6236] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6236] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6236] exit_group(0) = ? [pid 6236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./354", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./354", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./354/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./354/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./354/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./354") = 0 mkdir("./355", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6237 attached , child_tidptr=0x55557b251650) = 6237 [pid 6237] set_robust_list(0x55557b251660, 24) = 0 [pid 6237] chdir("./355") = 0 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6237] setpgid(0, 0) = 0 [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6237] write(3, "1000", 4) = 4 [pid 6237] close(3) = 0 [pid 6237] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6237] write(1, "executing program\n", 18) = 18 [pid 6237] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6237] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6237] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6237] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6237] exit_group(0) = ? [pid 6237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./355", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./355", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./355/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./355/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./355/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./355") = 0 mkdir("./356", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6238 attached , child_tidptr=0x55557b251650) = 6238 [pid 6238] set_robust_list(0x55557b251660, 24) = 0 [pid 6238] chdir("./356") = 0 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6238] setpgid(0, 0) = 0 [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6238] write(3, "1000", 4) = 4 [pid 6238] close(3) = 0 [pid 6238] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6238] write(1, "executing program\n", 18executing program ) = 18 [pid 6238] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6238] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6238] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6238] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6238] exit_group(0) = ? [pid 6238] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./356", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./356", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./356/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./356/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./356/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./356") = 0 mkdir("./357", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6239 attached , child_tidptr=0x55557b251650) = 6239 [pid 6239] set_robust_list(0x55557b251660, 24) = 0 [pid 6239] chdir("./357") = 0 [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6239] setpgid(0, 0) = 0 [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6239] write(3, "1000", 4) = 4 [pid 6239] close(3) = 0 [pid 6239] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6239] write(1, "executing program\n", 18) = 18 [pid 6239] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6239] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6239] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6239] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6239] exit_group(0) = ? [pid 6239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./357", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./357", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./357/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./357/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./357/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./357") = 0 mkdir("./358", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6240 attached , child_tidptr=0x55557b251650) = 6240 [pid 6240] set_robust_list(0x55557b251660, 24) = 0 [pid 6240] chdir("./358") = 0 [pid 6240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6240] setpgid(0, 0) = 0 [pid 6240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6240] write(3, "1000", 4) = 4 [pid 6240] close(3) = 0 [pid 6240] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6240] write(1, "executing program\n", 18) = 18 [pid 6240] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6240] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6240] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6240] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6240] exit_group(0) = ? [pid 6240] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./358", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./358", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./358/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./358/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./358/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./358") = 0 mkdir("./359", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6241 attached , child_tidptr=0x55557b251650) = 6241 [pid 6241] set_robust_list(0x55557b251660, 24) = 0 [pid 6241] chdir("./359") = 0 [pid 6241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6241] setpgid(0, 0) = 0 [pid 6241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6241] write(3, "1000", 4) = 4 [pid 6241] close(3) = 0 [pid 6241] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6241] write(1, "executing program\n", 18) = 18 [pid 6241] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6241] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6241] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6241] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6241] exit_group(0) = ? [pid 6241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./359", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./359", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./359/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./359/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./359/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./359") = 0 mkdir("./360", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6242 attached , child_tidptr=0x55557b251650) = 6242 [pid 6242] set_robust_list(0x55557b251660, 24) = 0 [pid 6242] chdir("./360") = 0 [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6242] setpgid(0, 0) = 0 [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6242] write(3, "1000", 4) = 4 [pid 6242] close(3) = 0 [pid 6242] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6242] write(1, "executing program\n", 18) = 18 [pid 6242] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6242] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6242] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6242] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6242] exit_group(0) = ? [pid 6242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./360", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./360", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./360/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./360/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./360/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./360") = 0 mkdir("./361", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6243 attached , child_tidptr=0x55557b251650) = 6243 [pid 6243] set_robust_list(0x55557b251660, 24) = 0 [pid 6243] chdir("./361") = 0 [pid 6243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6243] setpgid(0, 0) = 0 [pid 6243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6243] write(3, "1000", 4) = 4 [pid 6243] close(3) = 0 [pid 6243] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6243] write(1, "executing program\n", 18executing program ) = 18 [pid 6243] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6243] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6243] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6243] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6243] exit_group(0) = ? [pid 6243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./361", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./361", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./361/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./361/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./361/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./361") = 0 mkdir("./362", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6244 attached , child_tidptr=0x55557b251650) = 6244 [pid 6244] set_robust_list(0x55557b251660, 24) = 0 [pid 6244] chdir("./362") = 0 [pid 6244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6244] setpgid(0, 0) = 0 [pid 6244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6244] write(3, "1000", 4) = 4 [pid 6244] close(3) = 0 [pid 6244] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6244] write(1, "executing program\n", 18) = 18 [pid 6244] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6244] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6244] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6244] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6244] exit_group(0) = ? [pid 6244] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6244, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./362", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./362", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./362/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./362/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./362/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./362") = 0 mkdir("./363", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6245 attached , child_tidptr=0x55557b251650) = 6245 [pid 6245] set_robust_list(0x55557b251660, 24) = 0 [pid 6245] chdir("./363") = 0 [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6245] setpgid(0, 0) = 0 [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6245] write(3, "1000", 4) = 4 [pid 6245] close(3) = 0 [pid 6245] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6245] write(1, "executing program\n", 18executing program ) = 18 [pid 6245] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6245] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6245] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6245] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6245] exit_group(0) = ? [pid 6245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./363", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./363", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./363/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./363/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./363/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./363") = 0 mkdir("./364", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6246 attached , child_tidptr=0x55557b251650) = 6246 [pid 6246] set_robust_list(0x55557b251660, 24) = 0 [pid 6246] chdir("./364") = 0 [pid 6246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6246] setpgid(0, 0) = 0 [pid 6246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6246] write(3, "1000", 4) = 4 [pid 6246] close(3) = 0 [pid 6246] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6246] write(1, "executing program\n", 18) = 18 [pid 6246] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6246] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6246] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6246] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6246] exit_group(0) = ? [pid 6246] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./364", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./364", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./364/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./364/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./364/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./364") = 0 mkdir("./365", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6247 attached , child_tidptr=0x55557b251650) = 6247 [pid 6247] set_robust_list(0x55557b251660, 24) = 0 [pid 6247] chdir("./365") = 0 [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6247] setpgid(0, 0) = 0 [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6247] write(3, "1000", 4) = 4 [pid 6247] close(3) = 0 [pid 6247] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6247] write(1, "executing program\n", 18executing program ) = 18 [pid 6247] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6247] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6247] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6247] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6247] exit_group(0) = ? [pid 6247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./365", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./365", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./365/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./365/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./365/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./365") = 0 mkdir("./366", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6248 attached , child_tidptr=0x55557b251650) = 6248 [pid 6248] set_robust_list(0x55557b251660, 24) = 0 [pid 6248] chdir("./366") = 0 [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6248] setpgid(0, 0) = 0 [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6248] write(3, "1000", 4) = 4 [pid 6248] close(3) = 0 [pid 6248] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6248] write(1, "executing program\n", 18executing program ) = 18 [pid 6248] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6248] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6248] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6248] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6248] exit_group(0) = ? [pid 6248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./366", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./366", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./366/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./366/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./366/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./366") = 0 mkdir("./367", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6249 attached , child_tidptr=0x55557b251650) = 6249 [pid 6249] set_robust_list(0x55557b251660, 24) = 0 [pid 6249] chdir("./367") = 0 [pid 6249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6249] setpgid(0, 0) = 0 [pid 6249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6249] write(3, "1000", 4) = 4 [pid 6249] close(3) = 0 [pid 6249] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6249] write(1, "executing program\n", 18) = 18 [pid 6249] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6249] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6249] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6249] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6249] exit_group(0) = ? [pid 6249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./367", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./367", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./367/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./367/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./367/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./367") = 0 mkdir("./368", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6250 attached , child_tidptr=0x55557b251650) = 6250 [pid 6250] set_robust_list(0x55557b251660, 24) = 0 [pid 6250] chdir("./368") = 0 [pid 6250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6250] setpgid(0, 0) = 0 [pid 6250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6250] write(3, "1000", 4) = 4 [pid 6250] close(3) = 0 [pid 6250] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6250] write(1, "executing program\n", 18) = 18 [pid 6250] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6250] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6250] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6250] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6250] exit_group(0) = ? [pid 6250] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./368", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./368", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./368/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./368/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./368/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./368") = 0 mkdir("./369", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6251 attached , child_tidptr=0x55557b251650) = 6251 [pid 6251] set_robust_list(0x55557b251660, 24) = 0 [pid 6251] chdir("./369") = 0 [pid 6251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6251] setpgid(0, 0) = 0 [pid 6251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6251] write(3, "1000", 4) = 4 [pid 6251] close(3) = 0 [pid 6251] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6251] write(1, "executing program\n", 18) = 18 [pid 6251] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6251] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6251] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6251] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6251] exit_group(0) = ? [pid 6251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./369", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./369", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./369/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./369/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./369/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./369") = 0 mkdir("./370", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6252 attached , child_tidptr=0x55557b251650) = 6252 [pid 6252] set_robust_list(0x55557b251660, 24) = 0 [pid 6252] chdir("./370") = 0 [pid 6252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6252] setpgid(0, 0) = 0 [pid 6252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6252] write(3, "1000", 4) = 4 [pid 6252] close(3) = 0 [pid 6252] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6252] write(1, "executing program\n", 18) = 18 [pid 6252] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6252] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6252] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6252] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6252] exit_group(0) = ? [pid 6252] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./370", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./370", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./370/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./370/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./370/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./370") = 0 mkdir("./371", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6253 attached , child_tidptr=0x55557b251650) = 6253 [pid 6253] set_robust_list(0x55557b251660, 24) = 0 [pid 6253] chdir("./371") = 0 [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6253] setpgid(0, 0) = 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6253] write(3, "1000", 4) = 4 [pid 6253] close(3) = 0 [pid 6253] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6253] write(1, "executing program\n", 18) = 18 [pid 6253] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6253] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6253] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6253] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6253] exit_group(0) = ? [pid 6253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./371", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./371", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./371/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./371/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./371/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./371") = 0 mkdir("./372", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6254 attached , child_tidptr=0x55557b251650) = 6254 [pid 6254] set_robust_list(0x55557b251660, 24) = 0 [pid 6254] chdir("./372") = 0 [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6254] setpgid(0, 0) = 0 [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6254] write(3, "1000", 4) = 4 [pid 6254] close(3) = 0 [pid 6254] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6254] write(1, "executing program\n", 18) = 18 [pid 6254] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6254] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6254] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6254] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6254] exit_group(0) = ? [pid 6254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./372", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./372", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./372/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./372/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./372/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./372") = 0 mkdir("./373", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6255 attached , child_tidptr=0x55557b251650) = 6255 [pid 6255] set_robust_list(0x55557b251660, 24) = 0 [pid 6255] chdir("./373") = 0 [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6255] setpgid(0, 0) = 0 [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6255] write(3, "1000", 4) = 4 [pid 6255] close(3) = 0 [pid 6255] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6255] write(1, "executing program\n", 18executing program ) = 18 [pid 6255] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6255] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6255] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6255] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6255] exit_group(0) = ? [pid 6255] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./373", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./373", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./373/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./373/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./373/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./373") = 0 mkdir("./374", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6256 attached , child_tidptr=0x55557b251650) = 6256 [pid 6256] set_robust_list(0x55557b251660, 24) = 0 [pid 6256] chdir("./374") = 0 [pid 6256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6256] setpgid(0, 0) = 0 [pid 6256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6256] write(3, "1000", 4) = 4 [pid 6256] close(3) = 0 [pid 6256] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6256] write(1, "executing program\n", 18) = 18 [pid 6256] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6256] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6256] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6256] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6256] exit_group(0) = ? [pid 6256] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./374", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./374", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./374/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./374/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./374/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./374") = 0 mkdir("./375", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6257 attached [pid 6257] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6257 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6257] chdir("./375") = 0 [pid 6257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6257] setpgid(0, 0) = 0 [pid 6257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6257] write(3, "1000", 4) = 4 [pid 6257] close(3) = 0 [pid 6257] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6257] write(1, "executing program\n", 18) = 18 [pid 6257] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6257] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6257] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6257] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6257] exit_group(0) = ? [pid 6257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./375", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./375", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./375/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./375/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./375/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./375") = 0 mkdir("./376", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6258 attached , child_tidptr=0x55557b251650) = 6258 [pid 6258] set_robust_list(0x55557b251660, 24) = 0 [pid 6258] chdir("./376") = 0 [pid 6258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6258] setpgid(0, 0) = 0 [pid 6258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6258] write(3, "1000", 4) = 4 [pid 6258] close(3) = 0 [pid 6258] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6258] write(1, "executing program\n", 18) = 18 [pid 6258] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6258] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6258] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6258] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6258] exit_group(0) = ? [pid 6258] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./376", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./376", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./376/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./376/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./376/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./376") = 0 mkdir("./377", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6259 attached [pid 6259] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6259 [pid 6259] <... set_robust_list resumed>) = 0 [pid 6259] chdir("./377") = 0 [pid 6259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6259] setpgid(0, 0) = 0 [pid 6259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6259] write(3, "1000", 4) = 4 [pid 6259] close(3) = 0 [pid 6259] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6259] write(1, "executing program\n", 18) = 18 [pid 6259] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6259] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6259] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6259] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6259] exit_group(0) = ? [pid 6259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./377", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./377", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./377/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./377/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./377/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./377") = 0 mkdir("./378", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6260 ./strace-static-x86_64: Process 6260 attached [pid 6260] set_robust_list(0x55557b251660, 24) = 0 [pid 6260] chdir("./378") = 0 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6260] setpgid(0, 0) = 0 [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6260] write(3, "1000", 4) = 4 [pid 6260] close(3) = 0 [pid 6260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6260] write(1, "executing program\n", 18executing program ) = 18 [pid 6260] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6260] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6260] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6260] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6260] exit_group(0) = ? [pid 6260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./378", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./378", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./378/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./378/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./378/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./378") = 0 mkdir("./379", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6261 attached , child_tidptr=0x55557b251650) = 6261 [pid 6261] set_robust_list(0x55557b251660, 24) = 0 [pid 6261] chdir("./379") = 0 [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6261] setpgid(0, 0) = 0 [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6261] write(3, "1000", 4) = 4 [pid 6261] close(3) = 0 [pid 6261] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6261] write(1, "executing program\n", 18) = 18 [pid 6261] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6261] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6261] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6261] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6261] exit_group(0) = ? [pid 6261] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./379", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./379", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./379/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./379/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./379/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./379") = 0 mkdir("./380", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6262 attached , child_tidptr=0x55557b251650) = 6262 [pid 6262] set_robust_list(0x55557b251660, 24) = 0 [pid 6262] chdir("./380") = 0 [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6262] setpgid(0, 0) = 0 [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6262] write(3, "1000", 4) = 4 [pid 6262] close(3) = 0 [pid 6262] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6262] write(1, "executing program\n", 18executing program ) = 18 [pid 6262] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6262] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6262] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6262] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6262] exit_group(0) = ? [pid 6262] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./380", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./380", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./380/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./380/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./380/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./380") = 0 mkdir("./381", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6263 attached , child_tidptr=0x55557b251650) = 6263 [pid 6263] set_robust_list(0x55557b251660, 24) = 0 [pid 6263] chdir("./381") = 0 [pid 6263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6263] setpgid(0, 0) = 0 [pid 6263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6263] write(3, "1000", 4) = 4 [pid 6263] close(3) = 0 [pid 6263] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6263] write(1, "executing program\n", 18) = 18 [pid 6263] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6263] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6263] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6263] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6263] exit_group(0) = ? [pid 6263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./381", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./381", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./381/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./381/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./381/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./381") = 0 mkdir("./382", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6264 attached , child_tidptr=0x55557b251650) = 6264 [pid 6264] set_robust_list(0x55557b251660, 24) = 0 [pid 6264] chdir("./382") = 0 [pid 6264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6264] setpgid(0, 0) = 0 [pid 6264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6264] write(3, "1000", 4) = 4 [pid 6264] close(3) = 0 [pid 6264] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6264] write(1, "executing program\n", 18) = 18 [pid 6264] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6264] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6264] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6264] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6264] exit_group(0) = ? [pid 6264] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./382", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./382", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./382/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./382/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./382/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./382") = 0 mkdir("./383", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6265 attached , child_tidptr=0x55557b251650) = 6265 [pid 6265] set_robust_list(0x55557b251660, 24) = 0 [pid 6265] chdir("./383") = 0 [pid 6265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6265] setpgid(0, 0) = 0 [pid 6265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6265] write(3, "1000", 4) = 4 [pid 6265] close(3) = 0 [pid 6265] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6265] write(1, "executing program\n", 18) = 18 [pid 6265] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6265] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6265] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6265] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6265] exit_group(0) = ? [pid 6265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./383", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./383", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./383/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./383/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./383/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./383") = 0 mkdir("./384", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6266 attached , child_tidptr=0x55557b251650) = 6266 [pid 6266] set_robust_list(0x55557b251660, 24) = 0 [pid 6266] chdir("./384") = 0 [pid 6266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6266] setpgid(0, 0) = 0 [pid 6266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6266] write(3, "1000", 4) = 4 [pid 6266] close(3) = 0 [pid 6266] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6266] write(1, "executing program\n", 18) = 18 [pid 6266] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6266] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6266] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6266] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6266] exit_group(0) = ? [pid 6266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./384", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./384", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./384/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./384/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./384/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./384") = 0 mkdir("./385", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6267 attached , child_tidptr=0x55557b251650) = 6267 [pid 6267] set_robust_list(0x55557b251660, 24) = 0 [pid 6267] chdir("./385") = 0 [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6267] setpgid(0, 0) = 0 [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6267] write(3, "1000", 4) = 4 [pid 6267] close(3) = 0 [pid 6267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6267] write(1, "executing program\n", 18executing program ) = 18 [pid 6267] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6267] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6267] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6267] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6267] exit_group(0) = ? [pid 6267] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6267, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./385", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./385", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./385/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./385/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./385/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./385") = 0 mkdir("./386", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6268 attached , child_tidptr=0x55557b251650) = 6268 [pid 6268] set_robust_list(0x55557b251660, 24) = 0 [pid 6268] chdir("./386") = 0 [pid 6268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6268] setpgid(0, 0) = 0 [pid 6268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6268] write(3, "1000", 4) = 4 [pid 6268] close(3) = 0 [pid 6268] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6268] write(1, "executing program\n", 18) = 18 [pid 6268] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6268] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6268] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6268] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6268] exit_group(0) = ? [pid 6268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./386", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./386", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./386/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./386/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./386/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./386") = 0 mkdir("./387", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6269 attached , child_tidptr=0x55557b251650) = 6269 [pid 6269] set_robust_list(0x55557b251660, 24) = 0 [pid 6269] chdir("./387") = 0 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6269] setpgid(0, 0) = 0 [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6269] write(3, "1000", 4) = 4 [pid 6269] close(3) = 0 [pid 6269] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6269] write(1, "executing program\n", 18) = 18 [pid 6269] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6269] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6269] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6269] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6269] exit_group(0) = ? [pid 6269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./387", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./387", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./387/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./387/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./387/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./387") = 0 mkdir("./388", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6270 attached , child_tidptr=0x55557b251650) = 6270 [pid 6270] set_robust_list(0x55557b251660, 24) = 0 [pid 6270] chdir("./388") = 0 [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6270] setpgid(0, 0) = 0 [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6270] write(3, "1000", 4) = 4 [pid 6270] close(3) = 0 [pid 6270] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6270] write(1, "executing program\n", 18) = 18 [pid 6270] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6270] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6270] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6270] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6270] exit_group(0) = ? [pid 6270] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./388", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./388", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./388/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./388/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./388/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./388") = 0 mkdir("./389", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6271 attached , child_tidptr=0x55557b251650) = 6271 [pid 6271] set_robust_list(0x55557b251660, 24) = 0 [pid 6271] chdir("./389") = 0 [pid 6271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6271] setpgid(0, 0) = 0 [pid 6271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6271] write(3, "1000", 4) = 4 [pid 6271] close(3) = 0 [pid 6271] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6271] write(1, "executing program\n", 18) = 18 [pid 6271] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6271] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6271] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6271] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6271] exit_group(0) = ? [pid 6271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./389", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./389", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./389/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./389/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./389/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./389") = 0 mkdir("./390", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6272 attached , child_tidptr=0x55557b251650) = 6272 [pid 6272] set_robust_list(0x55557b251660, 24) = 0 [pid 6272] chdir("./390") = 0 [pid 6272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6272] setpgid(0, 0) = 0 [pid 6272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6272] write(3, "1000", 4) = 4 [pid 6272] close(3) = 0 [pid 6272] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6272] write(1, "executing program\n", 18) = 18 [pid 6272] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6272] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6272] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6272] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6272] exit_group(0) = ? [pid 6272] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./390", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./390", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./390/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./390/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./390/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./390") = 0 mkdir("./391", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6273 attached , child_tidptr=0x55557b251650) = 6273 [pid 6273] set_robust_list(0x55557b251660, 24) = 0 [pid 6273] chdir("./391") = 0 [pid 6273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6273] setpgid(0, 0) = 0 [pid 6273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6273] write(3, "1000", 4) = 4 [pid 6273] close(3) = 0 [pid 6273] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6273] write(1, "executing program\n", 18) = 18 [pid 6273] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6273] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6273] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6273] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6273] exit_group(0) = ? [pid 6273] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./391", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./391", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./391/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./391/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./391/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./391") = 0 mkdir("./392", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6274 attached , child_tidptr=0x55557b251650) = 6274 [pid 6274] set_robust_list(0x55557b251660, 24) = 0 [pid 6274] chdir("./392") = 0 [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6274] setpgid(0, 0) = 0 [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6274] write(3, "1000", 4) = 4 [pid 6274] close(3) = 0 [pid 6274] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6274] write(1, "executing program\n", 18) = 18 [pid 6274] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6274] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6274] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6274] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6274] exit_group(0) = ? [pid 6274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./392", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./392", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./392/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./392/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./392/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./392") = 0 mkdir("./393", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6275 attached , child_tidptr=0x55557b251650) = 6275 [pid 6275] set_robust_list(0x55557b251660, 24) = 0 [pid 6275] chdir("./393") = 0 [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6275] setpgid(0, 0) = 0 [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6275] write(3, "1000", 4) = 4 [pid 6275] close(3) = 0 [pid 6275] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6275] write(1, "executing program\n", 18) = 18 [pid 6275] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6275] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6275] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6275] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6275] exit_group(0) = ? [pid 6275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./393", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./393", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./393/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./393/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./393/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./393") = 0 mkdir("./394", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6276 attached , child_tidptr=0x55557b251650) = 6276 [pid 6276] set_robust_list(0x55557b251660, 24) = 0 [pid 6276] chdir("./394") = 0 [pid 6276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6276] setpgid(0, 0) = 0 [pid 6276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6276] write(3, "1000", 4) = 4 [pid 6276] close(3) = 0 [pid 6276] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6276] write(1, "executing program\n", 18) = 18 [pid 6276] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6276] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6276] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6276] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6276] exit_group(0) = ? [pid 6276] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./394", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./394", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./394/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./394/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./394/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./394") = 0 mkdir("./395", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6277 attached , child_tidptr=0x55557b251650) = 6277 [pid 6277] set_robust_list(0x55557b251660, 24) = 0 [pid 6277] chdir("./395") = 0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6277] setpgid(0, 0) = 0 [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6277] write(3, "1000", 4) = 4 [pid 6277] close(3) = 0 [pid 6277] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6277] write(1, "executing program\n", 18) = 18 [pid 6277] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6277] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6277] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6277] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6277] exit_group(0) = ? [pid 6277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./395", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./395", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./395/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./395/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./395/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./395") = 0 mkdir("./396", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6278 attached , child_tidptr=0x55557b251650) = 6278 [pid 6278] set_robust_list(0x55557b251660, 24) = 0 [pid 6278] chdir("./396") = 0 [pid 6278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6278] setpgid(0, 0) = 0 [pid 6278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6278] write(3, "1000", 4) = 4 [pid 6278] close(3) = 0 [pid 6278] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6278] write(1, "executing program\n", 18) = 18 [pid 6278] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6278] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6278] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6278] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6278] exit_group(0) = ? [pid 6278] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./396", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./396", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./396/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./396/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./396/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./396") = 0 mkdir("./397", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6279 attached [pid 6279] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6279 [pid 6279] <... set_robust_list resumed>) = 0 [pid 6279] chdir("./397") = 0 [pid 6279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6279] setpgid(0, 0) = 0 [pid 6279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6279] write(3, "1000", 4) = 4 [pid 6279] close(3) = 0 [pid 6279] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6279] write(1, "executing program\n", 18executing program ) = 18 [pid 6279] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6279] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6279] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6279] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6279] exit_group(0) = ? [pid 6279] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./397", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./397", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./397/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./397/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./397/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./397") = 0 mkdir("./398", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6280 attached , child_tidptr=0x55557b251650) = 6280 [pid 6280] set_robust_list(0x55557b251660, 24) = 0 [pid 6280] chdir("./398") = 0 [pid 6280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6280] setpgid(0, 0) = 0 [pid 6280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6280] write(3, "1000", 4) = 4 [pid 6280] close(3) = 0 [pid 6280] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6280] write(1, "executing program\n", 18executing program ) = 18 [pid 6280] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6280] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6280] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6280] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6280] exit_group(0) = ? [pid 6280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./398", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./398", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./398/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./398/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./398/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./398") = 0 mkdir("./399", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6281 attached , child_tidptr=0x55557b251650) = 6281 [pid 6281] set_robust_list(0x55557b251660, 24) = 0 [pid 6281] chdir("./399") = 0 [pid 6281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6281] setpgid(0, 0) = 0 [pid 6281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6281] write(3, "1000", 4) = 4 [pid 6281] close(3) = 0 [pid 6281] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6281] write(1, "executing program\n", 18) = 18 [pid 6281] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6281] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6281] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6281] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6281] exit_group(0) = ? [pid 6281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./399", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./399", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./399/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./399/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./399/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./399") = 0 mkdir("./400", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6282 attached , child_tidptr=0x55557b251650) = 6282 [pid 6282] set_robust_list(0x55557b251660, 24) = 0 [pid 6282] chdir("./400") = 0 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6282] setpgid(0, 0) = 0 [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6282] write(3, "1000", 4) = 4 [pid 6282] close(3) = 0 [pid 6282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6282] write(1, "executing program\n", 18executing program ) = 18 [pid 6282] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6282] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6282] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6282] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6282] exit_group(0) = ? [pid 6282] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./400", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./400", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./400/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./400/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./400/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./400") = 0 mkdir("./401", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6283 attached [pid 6283] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6283 [pid 6283] <... set_robust_list resumed>) = 0 [pid 6283] chdir("./401") = 0 [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6283] setpgid(0, 0) = 0 [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6283] write(3, "1000", 4) = 4 [pid 6283] close(3) = 0 [pid 6283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6283] write(1, "executing program\n", 18executing program ) = 18 [pid 6283] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6283] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6283] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6283] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6283] exit_group(0) = ? [pid 6283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./401", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./401", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./401/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./401/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./401/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./401") = 0 mkdir("./402", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6284 attached , child_tidptr=0x55557b251650) = 6284 [pid 6284] set_robust_list(0x55557b251660, 24) = 0 [pid 6284] chdir("./402") = 0 [pid 6284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6284] setpgid(0, 0) = 0 [pid 6284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6284] write(3, "1000", 4) = 4 [pid 6284] close(3) = 0 [pid 6284] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6284] write(1, "executing program\n", 18) = 18 [pid 6284] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6284] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6284] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6284] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6284] exit_group(0) = ? [pid 6284] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./402", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./402", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./402/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./402/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./402/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./402") = 0 mkdir("./403", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6285 attached , child_tidptr=0x55557b251650) = 6285 [pid 6285] set_robust_list(0x55557b251660, 24) = 0 [pid 6285] chdir("./403") = 0 [pid 6285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6285] setpgid(0, 0) = 0 [pid 6285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6285] write(3, "1000", 4) = 4 [pid 6285] close(3) = 0 [pid 6285] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6285] write(1, "executing program\n", 18) = 18 [pid 6285] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6285] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6285] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6285] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6285] exit_group(0) = ? [pid 6285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6285, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./403", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./403", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./403/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./403/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./403/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./403") = 0 mkdir("./404", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6286 attached , child_tidptr=0x55557b251650) = 6286 [pid 6286] set_robust_list(0x55557b251660, 24) = 0 [pid 6286] chdir("./404") = 0 [pid 6286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6286] setpgid(0, 0) = 0 [pid 6286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6286] write(3, "1000", 4) = 4 [pid 6286] close(3) = 0 [pid 6286] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6286] write(1, "executing program\n", 18) = 18 [pid 6286] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6286] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6286] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6286] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6286] exit_group(0) = ? [pid 6286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./404", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./404", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./404/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./404/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./404/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./404") = 0 mkdir("./405", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6287 attached [pid 6287] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6287 [pid 6287] <... set_robust_list resumed>) = 0 [pid 6287] chdir("./405") = 0 [pid 6287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6287] setpgid(0, 0) = 0 [pid 6287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6287] write(3, "1000", 4) = 4 [pid 6287] close(3) = 0 [pid 6287] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6287] write(1, "executing program\n", 18) = 18 [pid 6287] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6287] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6287] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6287] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6287] exit_group(0) = ? [pid 6287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./405", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./405", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./405/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./405/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./405/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./405") = 0 mkdir("./406", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6288 attached , child_tidptr=0x55557b251650) = 6288 [pid 6288] set_robust_list(0x55557b251660, 24) = 0 [pid 6288] chdir("./406") = 0 [pid 6288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6288] setpgid(0, 0) = 0 [pid 6288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6288] write(3, "1000", 4) = 4 [pid 6288] close(3) = 0 [pid 6288] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6288] write(1, "executing program\n", 18) = 18 [pid 6288] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6288] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6288] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6288] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6288] exit_group(0) = ? [pid 6288] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./406", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./406", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./406/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./406/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./406/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./406") = 0 mkdir("./407", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6289 attached , child_tidptr=0x55557b251650) = 6289 [pid 6289] set_robust_list(0x55557b251660, 24) = 0 [pid 6289] chdir("./407") = 0 [pid 6289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6289] setpgid(0, 0) = 0 [pid 6289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6289] write(3, "1000", 4) = 4 [pid 6289] close(3) = 0 [pid 6289] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6289] write(1, "executing program\n", 18) = 18 [pid 6289] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6289] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6289] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6289] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6289] exit_group(0) = ? [pid 6289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6289, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./407", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./407", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./407/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./407/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./407/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./407") = 0 mkdir("./408", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6290 attached , child_tidptr=0x55557b251650) = 6290 [pid 6290] set_robust_list(0x55557b251660, 24) = 0 [pid 6290] chdir("./408") = 0 [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6290] setpgid(0, 0) = 0 [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6290] write(3, "1000", 4) = 4 [pid 6290] close(3executing program ) = 0 [pid 6290] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6290] write(1, "executing program\n", 18) = 18 [pid 6290] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6290] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6290] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6290] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6290] exit_group(0) = ? [pid 6290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./408", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./408", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./408/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./408/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./408/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./408") = 0 mkdir("./409", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6291 attached , child_tidptr=0x55557b251650) = 6291 [pid 6291] set_robust_list(0x55557b251660, 24) = 0 [pid 6291] chdir("./409") = 0 [pid 6291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6291] setpgid(0, 0) = 0 [pid 6291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6291] write(3, "1000", 4) = 4 [pid 6291] close(3) = 0 [pid 6291] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6291] write(1, "executing program\n", 18executing program ) = 18 [pid 6291] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6291] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6291] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6291] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6291] exit_group(0) = ? [pid 6291] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./409", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./409", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./409/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./409/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./409/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./409") = 0 mkdir("./410", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6292 attached , child_tidptr=0x55557b251650) = 6292 [pid 6292] set_robust_list(0x55557b251660, 24) = 0 [pid 6292] chdir("./410") = 0 [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6292] setpgid(0, 0) = 0 [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6292] write(3, "1000", 4) = 4 [pid 6292] close(3) = 0 [pid 6292] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6292] write(1, "executing program\n", 18) = 18 [pid 6292] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6292] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6292] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6292] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6292] exit_group(0) = ? [pid 6292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./410", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./410", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./410/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./410/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./410/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./410") = 0 mkdir("./411", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6293 attached , child_tidptr=0x55557b251650) = 6293 [pid 6293] set_robust_list(0x55557b251660, 24) = 0 [pid 6293] chdir("./411") = 0 [pid 6293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6293] setpgid(0, 0) = 0 [pid 6293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6293] write(3, "1000", 4) = 4 [pid 6293] close(3) = 0 [pid 6293] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6293] write(1, "executing program\n", 18executing program ) = 18 [pid 6293] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6293] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6293] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6293] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6293] exit_group(0) = ? [pid 6293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./411", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./411", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./411/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./411/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./411/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./411") = 0 mkdir("./412", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6294 attached , child_tidptr=0x55557b251650) = 6294 [pid 6294] set_robust_list(0x55557b251660, 24) = 0 [pid 6294] chdir("./412") = 0 [pid 6294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6294] setpgid(0, 0) = 0 [pid 6294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6294] write(3, "1000", 4) = 4 [pid 6294] close(3) = 0 [pid 6294] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6294] write(1, "executing program\n", 18) = 18 [pid 6294] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6294] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6294] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6294] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6294] exit_group(0) = ? [pid 6294] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./412", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./412", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./412/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./412/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./412/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./412") = 0 mkdir("./413", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6295 attached , child_tidptr=0x55557b251650) = 6295 [pid 6295] set_robust_list(0x55557b251660, 24) = 0 [pid 6295] chdir("./413") = 0 [pid 6295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6295] setpgid(0, 0) = 0 [pid 6295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6295] write(3, "1000", 4) = 4 [pid 6295] close(3) = 0 [pid 6295] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6295] write(1, "executing program\n", 18) = 18 [pid 6295] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6295] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6295] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6295] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6295] exit_group(0) = ? [pid 6295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6295, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./413", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./413", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./413/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./413/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./413/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./413") = 0 mkdir("./414", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6296 attached , child_tidptr=0x55557b251650) = 6296 [pid 6296] set_robust_list(0x55557b251660, 24) = 0 [pid 6296] chdir("./414") = 0 [pid 6296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6296] setpgid(0, 0) = 0 [pid 6296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6296] write(3, "1000", 4) = 4 [pid 6296] close(3) = 0 [pid 6296] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6296] write(1, "executing program\n", 18) = 18 [pid 6296] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6296] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6296] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6296] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6296] exit_group(0) = ? [pid 6296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./414", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./414", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./414/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./414/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./414/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./414") = 0 mkdir("./415", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6297 attached , child_tidptr=0x55557b251650) = 6297 [pid 6297] set_robust_list(0x55557b251660, 24) = 0 [pid 6297] chdir("./415") = 0 [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6297] setpgid(0, 0) = 0 [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6297] write(3, "1000", 4) = 4 [pid 6297] close(3) = 0 [pid 6297] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6297] write(1, "executing program\n", 18) = 18 [pid 6297] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6297] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6297] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6297] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6297] exit_group(0) = ? [pid 6297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./415", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./415", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./415/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./415/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./415/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./415") = 0 mkdir("./416", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6298 attached , child_tidptr=0x55557b251650) = 6298 [pid 6298] set_robust_list(0x55557b251660, 24) = 0 [pid 6298] chdir("./416") = 0 [pid 6298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6298] setpgid(0, 0) = 0 [pid 6298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6298] write(3, "1000", 4) = 4 [pid 6298] close(3) = 0 [pid 6298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6298] write(1, "executing program\n", 18executing program ) = 18 [pid 6298] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6298] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6298] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6298] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6298] exit_group(0) = ? [pid 6298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./416", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./416", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./416/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./416/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./416/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./416") = 0 mkdir("./417", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6299 attached , child_tidptr=0x55557b251650) = 6299 [pid 6299] set_robust_list(0x55557b251660, 24) = 0 [pid 6299] chdir("./417") = 0 [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6299] setpgid(0, 0) = 0 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6299] write(3, "1000", 4) = 4 [pid 6299] close(3) = 0 [pid 6299] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6299] write(1, "executing program\n", 18executing program ) = 18 [pid 6299] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6299] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6299] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6299] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6299] exit_group(0) = ? [pid 6299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./417", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./417", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./417/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./417/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./417/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./417") = 0 mkdir("./418", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6300 attached , child_tidptr=0x55557b251650) = 6300 [pid 6300] set_robust_list(0x55557b251660, 24) = 0 [pid 6300] chdir("./418") = 0 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6300] setpgid(0, 0) = 0 [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6300] write(3, "1000", 4) = 4 [pid 6300] close(3) = 0 [pid 6300] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6300] write(1, "executing program\n", 18) = 18 [pid 6300] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6300] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6300] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6300] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6300] exit_group(0) = ? [pid 6300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6300, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./418", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./418", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./418/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./418/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./418/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./418") = 0 mkdir("./419", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6301 attached [pid 6301] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6301 [pid 6301] <... set_robust_list resumed>) = 0 [pid 6301] chdir("./419") = 0 [pid 6301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6301] setpgid(0, 0) = 0 [pid 6301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6301] write(3, "1000", 4) = 4 [pid 6301] close(3) = 0 [pid 6301] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6301] write(1, "executing program\n", 18) = 18 [pid 6301] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6301] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6301] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6301] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6301] exit_group(0) = ? [pid 6301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./419", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./419", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./419/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./419/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./419/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./419") = 0 mkdir("./420", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6302 attached , child_tidptr=0x55557b251650) = 6302 [pid 6302] set_robust_list(0x55557b251660, 24) = 0 [pid 6302] chdir("./420") = 0 [pid 6302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6302] setpgid(0, 0) = 0 [pid 6302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6302] write(3, "1000", 4) = 4 [pid 6302] close(3) = 0 [pid 6302] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6302] write(1, "executing program\n", 18) = 18 [pid 6302] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6302] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6302] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6302] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6302] exit_group(0) = ? [pid 6302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./420", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./420", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./420/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./420/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./420/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./420") = 0 mkdir("./421", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6303 attached , child_tidptr=0x55557b251650) = 6303 [pid 6303] set_robust_list(0x55557b251660, 24) = 0 [pid 6303] chdir("./421") = 0 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6303] setpgid(0, 0) = 0 [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6303] write(3, "1000", 4) = 4 [pid 6303] close(3) = 0 [pid 6303] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6303] write(1, "executing program\n", 18) = 18 [pid 6303] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6303] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6303] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6303] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6303] exit_group(0) = ? [pid 6303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./421", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./421", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./421/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./421/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./421/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./421") = 0 mkdir("./422", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6304 attached , child_tidptr=0x55557b251650) = 6304 [pid 6304] set_robust_list(0x55557b251660, 24) = 0 [pid 6304] chdir("./422") = 0 [pid 6304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6304] setpgid(0, 0) = 0 [pid 6304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6304] write(3, "1000", 4) = 4 [pid 6304] close(3) = 0 [pid 6304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6304] write(1, "executing program\n", 18executing program ) = 18 [pid 6304] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6304] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6304] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6304] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6304] exit_group(0) = ? [pid 6304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./422", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./422", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./422/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./422/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./422/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./422") = 0 mkdir("./423", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6305 attached , child_tidptr=0x55557b251650) = 6305 [pid 6305] set_robust_list(0x55557b251660, 24) = 0 [pid 6305] chdir("./423") = 0 [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6305] setpgid(0, 0) = 0 [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6305] write(3, "1000", 4) = 4 [pid 6305] close(3) = 0 [pid 6305] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6305] write(1, "executing program\n", 18) = 18 [pid 6305] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6305] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6305] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6305] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6305] exit_group(0) = ? [pid 6305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./423", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./423", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./423/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./423/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./423/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./423") = 0 mkdir("./424", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6306 attached , child_tidptr=0x55557b251650) = 6306 [pid 6306] set_robust_list(0x55557b251660, 24) = 0 [pid 6306] chdir("./424") = 0 [pid 6306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6306] setpgid(0, 0) = 0 [pid 6306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6306] write(3, "1000", 4) = 4 [pid 6306] close(3) = 0 [pid 6306] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6306] write(1, "executing program\n", 18) = 18 [pid 6306] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6306] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6306] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6306] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6306] exit_group(0) = ? [pid 6306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./424", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./424", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./424/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./424/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./424/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./424") = 0 mkdir("./425", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6307 attached , child_tidptr=0x55557b251650) = 6307 [pid 6307] set_robust_list(0x55557b251660, 24) = 0 [pid 6307] chdir("./425") = 0 [pid 6307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6307] setpgid(0, 0) = 0 [pid 6307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6307] write(3, "1000", 4) = 4 [pid 6307] close(3) = 0 [pid 6307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6307] write(1, "executing program\n", 18executing program ) = 18 [pid 6307] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6307] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6307] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6307] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6307] exit_group(0) = ? [pid 6307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./425", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./425", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./425/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./425/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./425/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./425") = 0 mkdir("./426", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6308 attached , child_tidptr=0x55557b251650) = 6308 [pid 6308] set_robust_list(0x55557b251660, 24) = 0 [pid 6308] chdir("./426") = 0 [pid 6308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6308] setpgid(0, 0) = 0 [pid 6308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6308] write(3, "1000", 4) = 4 [pid 6308] close(3) = 0 [pid 6308] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6308] write(1, "executing program\n", 18executing program ) = 18 [pid 6308] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6308] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6308] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6308] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6308] exit_group(0) = ? [pid 6308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./426", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./426", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./426/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./426/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./426/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./426") = 0 mkdir("./427", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6309 attached , child_tidptr=0x55557b251650) = 6309 [pid 6309] set_robust_list(0x55557b251660, 24) = 0 [pid 6309] chdir("./427") = 0 [pid 6309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6309] setpgid(0, 0) = 0 [pid 6309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6309] write(3, "1000", 4) = 4 [pid 6309] close(3) = 0 [pid 6309] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6309] write(1, "executing program\n", 18) = 18 [pid 6309] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6309] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6309] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6309] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6309] exit_group(0) = ? [pid 6309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./427", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./427", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./427/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./427/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./427/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./427") = 0 mkdir("./428", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6310 attached , child_tidptr=0x55557b251650) = 6310 [pid 6310] set_robust_list(0x55557b251660, 24) = 0 [pid 6310] chdir("./428") = 0 [pid 6310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6310] setpgid(0, 0) = 0 [pid 6310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6310] write(3, "1000", 4) = 4 [pid 6310] close(3) = 0 [pid 6310] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6310] write(1, "executing program\n", 18) = 18 [pid 6310] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6310] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6310] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6310] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6310] exit_group(0) = ? [pid 6310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./428", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./428", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./428/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./428/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./428/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./428") = 0 mkdir("./429", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6311 attached , child_tidptr=0x55557b251650) = 6311 [pid 6311] set_robust_list(0x55557b251660, 24) = 0 [pid 6311] chdir("./429") = 0 [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6311] setpgid(0, 0) = 0 [pid 6311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6311] write(3, "1000", 4) = 4 [pid 6311] close(3) = 0 [pid 6311] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6311] write(1, "executing program\n", 18executing program ) = 18 [pid 6311] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6311] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6311] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6311] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6311] exit_group(0) = ? [pid 6311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./429", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./429", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./429/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./429/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./429/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./429") = 0 mkdir("./430", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6312 attached , child_tidptr=0x55557b251650) = 6312 [pid 6312] set_robust_list(0x55557b251660, 24) = 0 [pid 6312] chdir("./430") = 0 [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6312] setpgid(0, 0) = 0 [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6312] write(3, "1000", 4) = 4 [pid 6312] close(3) = 0 [pid 6312] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6312] write(1, "executing program\n", 18) = 18 [pid 6312] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6312] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6312] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6312] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6312] exit_group(0) = ? [pid 6312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./430", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./430", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./430/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./430/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./430/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./430") = 0 mkdir("./431", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6313 ./strace-static-x86_64: Process 6313 attached [pid 6313] set_robust_list(0x55557b251660, 24) = 0 [pid 6313] chdir("./431") = 0 [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6313] setpgid(0, 0) = 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6313] write(3, "1000", 4) = 4 [pid 6313] close(3) = 0 [pid 6313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6313] write(1, "executing program\n", 18executing program ) = 18 [pid 6313] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6313] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6313] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6313] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6313] exit_group(0) = ? [pid 6313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./431", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./431", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./431/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./431/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./431/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./431") = 0 mkdir("./432", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6314 attached , child_tidptr=0x55557b251650) = 6314 [pid 6314] set_robust_list(0x55557b251660, 24) = 0 [pid 6314] chdir("./432") = 0 [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6314] setpgid(0, 0) = 0 [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6314] write(3, "1000", 4) = 4 [pid 6314] close(3) = 0 [pid 6314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6314] write(1, "executing program\n", 18executing program ) = 18 [pid 6314] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6314] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6314] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6314] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6314] exit_group(0) = ? [pid 6314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./432", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./432", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./432/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./432/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./432/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./432") = 0 mkdir("./433", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6315 attached , child_tidptr=0x55557b251650) = 6315 [pid 6315] set_robust_list(0x55557b251660, 24) = 0 [pid 6315] chdir("./433") = 0 [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6315] setpgid(0, 0) = 0 [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6315] write(3, "1000", 4) = 4 [pid 6315] close(3) = 0 [pid 6315] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6315] write(1, "executing program\n", 18) = 18 [pid 6315] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6315] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6315] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6315] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6315] exit_group(0) = ? [pid 6315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6315, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./433", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./433", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./433/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./433/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./433/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./433") = 0 mkdir("./434", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6316 attached , child_tidptr=0x55557b251650) = 6316 [pid 6316] set_robust_list(0x55557b251660, 24) = 0 [pid 6316] chdir("./434") = 0 [pid 6316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6316] setpgid(0, 0) = 0 [pid 6316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6316] write(3, "1000", 4) = 4 [pid 6316] close(3) = 0 [pid 6316] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6316] write(1, "executing program\n", 18) = 18 [pid 6316] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6316] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6316] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6316] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6316] exit_group(0) = ? [pid 6316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./434", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./434", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./434/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./434/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./434/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./434") = 0 mkdir("./435", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6317 attached , child_tidptr=0x55557b251650) = 6317 [pid 6317] set_robust_list(0x55557b251660, 24) = 0 [pid 6317] chdir("./435") = 0 [pid 6317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6317] setpgid(0, 0) = 0 [pid 6317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6317] write(3, "1000", 4) = 4 [pid 6317] close(3) = 0 [pid 6317] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6317] write(1, "executing program\n", 18executing program ) = 18 [pid 6317] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6317] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6317] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6317] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6317] exit_group(0) = ? [pid 6317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./435", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./435", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./435/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./435/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./435/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./435") = 0 mkdir("./436", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6318 ./strace-static-x86_64: Process 6318 attached [pid 6318] set_robust_list(0x55557b251660, 24) = 0 [pid 6318] chdir("./436") = 0 [pid 6318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6318] setpgid(0, 0) = 0 [pid 6318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6318] write(3, "1000", 4) = 4 [pid 6318] close(3) = 0 [pid 6318] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6318] write(1, "executing program\n", 18) = 18 [pid 6318] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6318] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6318] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6318] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6318] exit_group(0) = ? [pid 6318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./436", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./436", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./436/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./436/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./436/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./436") = 0 mkdir("./437", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6319 attached , child_tidptr=0x55557b251650) = 6319 [pid 6319] set_robust_list(0x55557b251660, 24) = 0 [pid 6319] chdir("./437") = 0 [pid 6319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6319] setpgid(0, 0) = 0 [pid 6319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6319] write(3, "1000", 4) = 4 [pid 6319] close(3) = 0 [pid 6319] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6319] write(1, "executing program\n", 18) = 18 [pid 6319] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6319] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6319] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6319] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6319] exit_group(0) = ? [pid 6319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./437", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./437", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./437/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./437/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./437/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./437") = 0 mkdir("./438", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6320 attached , child_tidptr=0x55557b251650) = 6320 [pid 6320] set_robust_list(0x55557b251660, 24) = 0 [pid 6320] chdir("./438") = 0 [pid 6320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6320] setpgid(0, 0) = 0 [pid 6320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6320] write(3, "1000", 4) = 4 [pid 6320] close(3) = 0 [pid 6320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6320] write(1, "executing program\n", 18executing program ) = 18 [pid 6320] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6320] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6320] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6320] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6320] exit_group(0) = ? [pid 6320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./438", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./438", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./438/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./438/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./438/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./438") = 0 mkdir("./439", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6321 attached , child_tidptr=0x55557b251650) = 6321 [pid 6321] set_robust_list(0x55557b251660, 24) = 0 [pid 6321] chdir("./439") = 0 [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6321] setpgid(0, 0) = 0 [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6321] write(3, "1000", 4) = 4 [pid 6321] close(3) = 0 [pid 6321] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6321] write(1, "executing program\n", 18) = 18 [pid 6321] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6321] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6321] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6321] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6321] exit_group(0) = ? [pid 6321] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./439", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./439", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./439/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./439/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./439/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./439") = 0 mkdir("./440", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6322 attached , child_tidptr=0x55557b251650) = 6322 [pid 6322] set_robust_list(0x55557b251660, 24) = 0 [pid 6322] chdir("./440") = 0 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6322] setpgid(0, 0) = 0 [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6322] write(3, "1000", 4) = 4 [pid 6322] close(3) = 0 [pid 6322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6322] write(1, "executing program\n", 18executing program ) = 18 [pid 6322] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6322] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6322] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6322] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6322] exit_group(0) = ? [pid 6322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./440", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./440", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./440/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./440/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./440/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./440") = 0 mkdir("./441", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6323 attached , child_tidptr=0x55557b251650) = 6323 [pid 6323] set_robust_list(0x55557b251660, 24) = 0 [pid 6323] chdir("./441") = 0 [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6323] setpgid(0, 0) = 0 [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6323] write(3, "1000", 4) = 4 [pid 6323] close(3) = 0 [pid 6323] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6323] write(1, "executing program\n", 18executing program ) = 18 [pid 6323] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6323] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6323] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6323] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6323] exit_group(0) = ? [pid 6323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./441", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./441", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./441/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./441/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./441/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./441") = 0 mkdir("./442", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6324 attached , child_tidptr=0x55557b251650) = 6324 [pid 6324] set_robust_list(0x55557b251660, 24) = 0 [pid 6324] chdir("./442") = 0 [pid 6324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6324] setpgid(0, 0) = 0 [pid 6324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6324] write(3, "1000", 4) = 4 [pid 6324] close(3) = 0 [pid 6324] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6324] write(1, "executing program\n", 18) = 18 [pid 6324] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6324] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6324] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6324] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6324] exit_group(0) = ? [pid 6324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./442", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./442", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./442/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./442/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./442/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./442") = 0 mkdir("./443", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6325 attached , child_tidptr=0x55557b251650) = 6325 [pid 6325] set_robust_list(0x55557b251660, 24) = 0 [pid 6325] chdir("./443") = 0 [pid 6325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6325] setpgid(0, 0) = 0 [pid 6325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6325] write(3, "1000", 4) = 4 [pid 6325] close(3) = 0 [pid 6325] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6325] write(1, "executing program\n", 18executing program ) = 18 [pid 6325] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6325] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6325] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6325] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6325] exit_group(0) = ? [pid 6325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./443", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./443", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./443/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./443/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./443/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./443") = 0 mkdir("./444", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6326 attached , child_tidptr=0x55557b251650) = 6326 [pid 6326] set_robust_list(0x55557b251660, 24) = 0 [pid 6326] chdir("./444") = 0 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6326] setpgid(0, 0) = 0 [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6326] write(3, "1000", 4) = 4 [pid 6326] close(3) = 0 [pid 6326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6326] write(1, "executing program\n", 18executing program ) = 18 [pid 6326] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6326] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6326] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6326] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6326] exit_group(0) = ? [pid 6326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./444", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./444", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./444/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./444/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./444/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./444") = 0 mkdir("./445", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6327 attached , child_tidptr=0x55557b251650) = 6327 [pid 6327] set_robust_list(0x55557b251660, 24) = 0 [pid 6327] chdir("./445") = 0 [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6327] setpgid(0, 0) = 0 [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6327] write(3, "1000", 4) = 4 [pid 6327] close(3) = 0 [pid 6327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6327] write(1, "executing program\n", 18executing program ) = 18 [pid 6327] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6327] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6327] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6327] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6327] exit_group(0) = ? [pid 6327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./445", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./445", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./445/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./445/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./445/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./445") = 0 mkdir("./446", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6328 attached , child_tidptr=0x55557b251650) = 6328 [pid 6328] set_robust_list(0x55557b251660, 24) = 0 [pid 6328] chdir("./446") = 0 [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6328] setpgid(0, 0) = 0 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6328] write(3, "1000", 4) = 4 [pid 6328] close(3) = 0 [pid 6328] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6328] write(1, "executing program\n", 18executing program ) = 18 [pid 6328] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6328] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6328] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6328] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6328] exit_group(0) = ? [pid 6328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./446", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./446", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./446/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./446/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./446/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./446") = 0 mkdir("./447", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6329 attached , child_tidptr=0x55557b251650) = 6329 [pid 6329] set_robust_list(0x55557b251660, 24) = 0 [pid 6329] chdir("./447") = 0 [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6329] setpgid(0, 0) = 0 [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6329] write(3, "1000", 4) = 4 [pid 6329] close(3) = 0 [pid 6329] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6329] write(1, "executing program\n", 18) = 18 [pid 6329] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6329] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6329] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6329] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6329] exit_group(0) = ? [pid 6329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./447", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./447", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./447/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./447/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./447/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./447") = 0 mkdir("./448", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6330 attached [pid 6330] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6330 [pid 6330] <... set_robust_list resumed>) = 0 [pid 6330] chdir("./448") = 0 [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6330] setpgid(0, 0) = 0 [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6330] write(3, "1000", 4) = 4 [pid 6330] close(3) = 0 [pid 6330] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6330] write(1, "executing program\n", 18) = 18 [pid 6330] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6330] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6330] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6330] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6330] exit_group(0) = ? [pid 6330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./448", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./448", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./448/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./448/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./448/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./448") = 0 mkdir("./449", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6331 attached , child_tidptr=0x55557b251650) = 6331 [pid 6331] set_robust_list(0x55557b251660, 24) = 0 [pid 6331] chdir("./449") = 0 [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6331] setpgid(0, 0) = 0 [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6331] write(3, "1000", 4) = 4 [pid 6331] close(3) = 0 [pid 6331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6331] write(1, "executing program\n", 18executing program ) = 18 [pid 6331] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6331] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6331] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6331] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6331] exit_group(0) = ? [pid 6331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6331, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./449", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./449", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./449/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./449/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./449/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./449") = 0 mkdir("./450", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6332 attached , child_tidptr=0x55557b251650) = 6332 [pid 6332] set_robust_list(0x55557b251660, 24) = 0 [pid 6332] chdir("./450") = 0 [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6332] setpgid(0, 0) = 0 [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6332] write(3, "1000", 4) = 4 [pid 6332] close(3) = 0 [pid 6332] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6332] write(1, "executing program\n", 18executing program ) = 18 [pid 6332] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6332] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6332] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6332] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6332] exit_group(0) = ? [pid 6332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./450", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./450", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./450/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./450/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./450/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./450") = 0 mkdir("./451", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6333 attached , child_tidptr=0x55557b251650) = 6333 [pid 6333] set_robust_list(0x55557b251660, 24) = 0 [pid 6333] chdir("./451") = 0 [pid 6333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6333] setpgid(0, 0) = 0 [pid 6333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6333] write(3, "1000", 4) = 4 [pid 6333] close(3) = 0 [pid 6333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6333] write(1, "executing program\n", 18executing program ) = 18 [pid 6333] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6333] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6333] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6333] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6333] exit_group(0) = ? [pid 6333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./451", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./451", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./451/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./451/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./451/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./451") = 0 mkdir("./452", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6334 attached , child_tidptr=0x55557b251650) = 6334 [pid 6334] set_robust_list(0x55557b251660, 24) = 0 [pid 6334] chdir("./452") = 0 [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6334] setpgid(0, 0) = 0 [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6334] write(3, "1000", 4) = 4 [pid 6334] close(3) = 0 [pid 6334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6334] write(1, "executing program\n", 18executing program ) = 18 [pid 6334] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6334] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6334] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6334] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6334] exit_group(0) = ? [pid 6334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./452", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./452", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./452/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./452/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./452/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./452") = 0 mkdir("./453", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6335 attached , child_tidptr=0x55557b251650) = 6335 [pid 6335] set_robust_list(0x55557b251660, 24) = 0 [pid 6335] chdir("./453") = 0 [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6335] setpgid(0, 0) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6335] write(3, "1000", 4) = 4 [pid 6335] close(3) = 0 [pid 6335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6335] write(1, "executing program\n", 18executing program ) = 18 [pid 6335] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6335] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6335] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6335] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6335] exit_group(0) = ? [pid 6335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./453", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./453", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./453/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./453/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./453/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./453") = 0 mkdir("./454", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6336 attached [pid 6336] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6336 [pid 6336] <... set_robust_list resumed>) = 0 [pid 6336] chdir("./454") = 0 [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6336] setpgid(0, 0) = 0 [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6336] write(3, "1000", 4) = 4 [pid 6336] close(3) = 0 [pid 6336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6336] write(1, "executing program\n", 18executing program ) = 18 [pid 6336] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6336] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6336] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6336] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6336] exit_group(0) = ? [pid 6336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./454", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./454", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./454/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./454/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./454/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./454") = 0 mkdir("./455", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6337 attached , child_tidptr=0x55557b251650) = 6337 [pid 6337] set_robust_list(0x55557b251660, 24) = 0 [pid 6337] chdir("./455") = 0 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6337] setpgid(0, 0) = 0 [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6337] write(3, "1000", 4) = 4 [pid 6337] close(3) = 0 [pid 6337] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6337] write(1, "executing program\n", 18) = 18 [pid 6337] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6337] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6337] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6337] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6337] exit_group(0) = ? [pid 6337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./455", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./455", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./455/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./455/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./455/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./455") = 0 mkdir("./456", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6338 attached , child_tidptr=0x55557b251650) = 6338 [pid 6338] set_robust_list(0x55557b251660, 24) = 0 [pid 6338] chdir("./456") = 0 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6338] setpgid(0, 0) = 0 [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6338] write(3, "1000", 4) = 4 [pid 6338] close(3) = 0 [pid 6338] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6338] write(1, "executing program\n", 18executing program ) = 18 [pid 6338] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6338] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6338] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6338] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6338] exit_group(0) = ? [pid 6338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./456", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./456", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./456/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./456/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./456/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./456") = 0 mkdir("./457", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6339 attached , child_tidptr=0x55557b251650) = 6339 [pid 6339] set_robust_list(0x55557b251660, 24) = 0 [pid 6339] chdir("./457") = 0 [pid 6339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6339] setpgid(0, 0) = 0 [pid 6339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6339] write(3, "1000", 4) = 4 [pid 6339] close(3) = 0 [pid 6339] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6339] write(1, "executing program\n", 18) = 18 [pid 6339] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6339] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6339] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6339] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6339] exit_group(0) = ? [pid 6339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./457", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./457", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./457/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./457/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./457/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./457") = 0 mkdir("./458", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6340 attached , child_tidptr=0x55557b251650) = 6340 [pid 6340] set_robust_list(0x55557b251660, 24) = 0 [pid 6340] chdir("./458") = 0 [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6340] setpgid(0, 0) = 0 [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6340] write(3, "1000", 4) = 4 [pid 6340] close(3) = 0 [pid 6340] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6340] write(1, "executing program\n", 18) = 18 [pid 6340] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6340] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6340] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6340] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6340] exit_group(0) = ? [pid 6340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./458", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./458", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./458/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./458/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./458/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./458") = 0 mkdir("./459", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6341 attached , child_tidptr=0x55557b251650) = 6341 [pid 6341] set_robust_list(0x55557b251660, 24) = 0 [pid 6341] chdir("./459") = 0 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6341] setpgid(0, 0) = 0 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6341] write(3, "1000", 4) = 4 [pid 6341] close(3) = 0 [pid 6341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6341] write(1, "executing program\n", 18executing program ) = 18 [pid 6341] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6341] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6341] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6341] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6341] exit_group(0) = ? [pid 6341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./459", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./459", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./459/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./459/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./459/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./459") = 0 mkdir("./460", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6342 attached , child_tidptr=0x55557b251650) = 6342 [pid 6342] set_robust_list(0x55557b251660, 24) = 0 [pid 6342] chdir("./460") = 0 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6342] setpgid(0, 0) = 0 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6342] write(3, "1000", 4) = 4 [pid 6342] close(3) = 0 [pid 6342] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6342] write(1, "executing program\n", 18) = 18 [pid 6342] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6342] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6342] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6342] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6342] exit_group(0) = ? [pid 6342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./460", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./460", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./460/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./460/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./460/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./460") = 0 mkdir("./461", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6343 attached , child_tidptr=0x55557b251650) = 6343 [pid 6343] set_robust_list(0x55557b251660, 24) = 0 [pid 6343] chdir("./461") = 0 [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6343] setpgid(0, 0) = 0 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6343] write(3, "1000", 4) = 4 [pid 6343] close(3) = 0 [pid 6343] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6343] write(1, "executing program\n", 18) = 18 [pid 6343] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6343] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6343] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6343] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6343] exit_group(0) = ? [pid 6343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./461", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./461", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./461/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./461/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./461/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./461") = 0 mkdir("./462", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6344 attached , child_tidptr=0x55557b251650) = 6344 [pid 6344] set_robust_list(0x55557b251660, 24) = 0 [pid 6344] chdir("./462") = 0 [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6344] setpgid(0, 0) = 0 [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6344] write(3, "1000", 4) = 4 [pid 6344] close(3) = 0 [pid 6344] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6344] write(1, "executing program\n", 18) = 18 [pid 6344] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6344] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6344] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6344] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6344] exit_group(0) = ? [pid 6344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./462", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./462", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./462/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./462/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./462/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./462") = 0 mkdir("./463", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6345 attached , child_tidptr=0x55557b251650) = 6345 [pid 6345] set_robust_list(0x55557b251660, 24) = 0 [pid 6345] chdir("./463") = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6345] setpgid(0, 0) = 0 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6345] write(3, "1000", 4) = 4 [pid 6345] close(3) = 0 [pid 6345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6345] write(1, "executing program\n", 18executing program ) = 18 [pid 6345] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6345] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6345] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6345] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6345] exit_group(0) = ? [pid 6345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./463", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./463", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./463/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./463/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./463/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./463") = 0 mkdir("./464", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6346 attached , child_tidptr=0x55557b251650) = 6346 [pid 6346] set_robust_list(0x55557b251660, 24) = 0 [pid 6346] chdir("./464") = 0 [pid 6346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6346] setpgid(0, 0) = 0 [pid 6346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6346] write(3, "1000", 4) = 4 [pid 6346] close(3) = 0 [pid 6346] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6346] write(1, "executing program\n", 18) = 18 [pid 6346] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6346] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6346] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6346] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6346] exit_group(0) = ? [pid 6346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./464", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./464", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./464/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./464/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./464/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./464") = 0 mkdir("./465", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6347 attached [pid 6347] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6347 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6347] chdir("./465") = 0 [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6347] setpgid(0, 0) = 0 [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6347] write(3, "1000", 4) = 4 [pid 6347] close(3) = 0 [pid 6347] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6347] write(1, "executing program\n", 18) = 18 [pid 6347] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6347] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6347] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6347] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6347] exit_group(0) = ? [pid 6347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./465", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./465", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./465/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./465/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./465/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./465") = 0 mkdir("./466", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6348 attached , child_tidptr=0x55557b251650) = 6348 [pid 6348] set_robust_list(0x55557b251660, 24) = 0 [pid 6348] chdir("./466") = 0 [pid 6348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6348] setpgid(0, 0) = 0 [pid 6348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6348] write(3, "1000", 4) = 4 [pid 6348] close(3) = 0 [pid 6348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6348] write(1, "executing program\n", 18executing program ) = 18 [pid 6348] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6348] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6348] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6348] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6348] exit_group(0) = ? [pid 6348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./466", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./466", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./466/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./466/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./466/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./466") = 0 mkdir("./467", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6349 attached , child_tidptr=0x55557b251650) = 6349 [pid 6349] set_robust_list(0x55557b251660, 24) = 0 [pid 6349] chdir("./467") = 0 [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6349] setpgid(0, 0) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6349] write(3, "1000", 4) = 4 [pid 6349] close(3) = 0 [pid 6349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6349] write(1, "executing program\n", 18executing program ) = 18 [pid 6349] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6349] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6349] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6349] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6349] exit_group(0) = ? [pid 6349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./467", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./467", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./467/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./467/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./467/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./467") = 0 mkdir("./468", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6350 attached , child_tidptr=0x55557b251650) = 6350 [pid 6350] set_robust_list(0x55557b251660, 24) = 0 [pid 6350] chdir("./468") = 0 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6350] setpgid(0, 0) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6350] write(3, "1000", 4) = 4 [pid 6350] close(3) = 0 [pid 6350] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6350] write(1, "executing program\n", 18) = 18 [pid 6350] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6350] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6350] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6350] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6350] exit_group(0) = ? [pid 6350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./468", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./468", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./468/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./468/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./468/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./468") = 0 mkdir("./469", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6351 attached , child_tidptr=0x55557b251650) = 6351 [pid 6351] set_robust_list(0x55557b251660, 24) = 0 [pid 6351] chdir("./469") = 0 [pid 6351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6351] setpgid(0, 0) = 0 [pid 6351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6351] write(3, "1000", 4) = 4 [pid 6351] close(3) = 0 [pid 6351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6351] write(1, "executing program\n", 18executing program ) = 18 [pid 6351] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6351] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6351] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6351] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6351] exit_group(0) = ? [pid 6351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./469", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./469", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./469/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./469/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./469/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./469") = 0 mkdir("./470", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6352 attached , child_tidptr=0x55557b251650) = 6352 [pid 6352] set_robust_list(0x55557b251660, 24) = 0 [pid 6352] chdir("./470") = 0 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6352] setpgid(0, 0) = 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6352] write(3, "1000", 4) = 4 [pid 6352] close(3) = 0 [pid 6352] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6352] write(1, "executing program\n", 18) = 18 [pid 6352] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6352] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6352] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6352] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6352] exit_group(0) = ? [pid 6352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./470", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./470", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./470/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./470/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./470/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./470") = 0 mkdir("./471", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6353 attached , child_tidptr=0x55557b251650) = 6353 [pid 6353] set_robust_list(0x55557b251660, 24) = 0 [pid 6353] chdir("./471") = 0 [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6353] setpgid(0, 0) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6353] write(3, "1000", 4) = 4 [pid 6353] close(3) = 0 [pid 6353] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6353] write(1, "executing program\n", 18executing program ) = 18 [pid 6353] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6353] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6353] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6353] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6353] exit_group(0) = ? [pid 6353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./471", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./471", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./471/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./471/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./471/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./471") = 0 mkdir("./472", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6354 attached , child_tidptr=0x55557b251650) = 6354 [pid 6354] set_robust_list(0x55557b251660, 24) = 0 [pid 6354] chdir("./472") = 0 [pid 6354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6354] setpgid(0, 0) = 0 [pid 6354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6354] write(3, "1000", 4) = 4 [pid 6354] close(3) = 0 [pid 6354] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6354] write(1, "executing program\n", 18) = 18 [pid 6354] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6354] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6354] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6354] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6354] exit_group(0) = ? [pid 6354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./472", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./472", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./472/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./472/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./472/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./472") = 0 mkdir("./473", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6355 attached , child_tidptr=0x55557b251650) = 6355 [pid 6355] set_robust_list(0x55557b251660, 24) = 0 [pid 6355] chdir("./473") = 0 [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6355] setpgid(0, 0) = 0 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6355] write(3, "1000", 4) = 4 [pid 6355] close(3) = 0 [pid 6355] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6355] write(1, "executing program\n", 18executing program ) = 18 [pid 6355] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6355] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6355] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6355] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6355] exit_group(0) = ? [pid 6355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./473", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./473", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./473/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./473/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./473/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./473") = 0 mkdir("./474", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6356 attached , child_tidptr=0x55557b251650) = 6356 [pid 6356] set_robust_list(0x55557b251660, 24) = 0 [pid 6356] chdir("./474") = 0 [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6356] setpgid(0, 0) = 0 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6356] write(3, "1000", 4) = 4 [pid 6356] close(3) = 0 [pid 6356] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6356] write(1, "executing program\n", 18) = 18 [pid 6356] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6356] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6356] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6356] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6356] exit_group(0) = ? [pid 6356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./474", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./474", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./474/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./474/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./474/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./474") = 0 mkdir("./475", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6357 attached , child_tidptr=0x55557b251650) = 6357 [pid 6357] set_robust_list(0x55557b251660, 24) = 0 [pid 6357] chdir("./475") = 0 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6357] setpgid(0, 0) = 0 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6357] write(3, "1000", 4) = 4 [pid 6357] close(3) = 0 [pid 6357] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6357] write(1, "executing program\n", 18) = 18 [pid 6357] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6357] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6357] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6357] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6357] exit_group(0) = ? [pid 6357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./475", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./475", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./475/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./475/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./475/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./475") = 0 mkdir("./476", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6358 ./strace-static-x86_64: Process 6358 attached [pid 6358] set_robust_list(0x55557b251660, 24) = 0 [pid 6358] chdir("./476") = 0 [pid 6358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6358] setpgid(0, 0) = 0 [pid 6358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6358] write(3, "1000", 4) = 4 [pid 6358] close(3) = 0 [pid 6358] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6358] write(1, "executing program\n", 18) = 18 [pid 6358] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6358] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6358] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6358] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6358] exit_group(0) = ? [pid 6358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./476", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./476", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./476/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./476/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./476/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./476") = 0 mkdir("./477", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6359 attached , child_tidptr=0x55557b251650) = 6359 [pid 6359] set_robust_list(0x55557b251660, 24) = 0 [pid 6359] chdir("./477") = 0 [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6359] setpgid(0, 0) = 0 [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6359] write(3, "1000", 4) = 4 [pid 6359] close(3) = 0 [pid 6359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6359] write(1, "executing program\n", 18executing program ) = 18 [pid 6359] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6359] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6359] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6359] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6359] exit_group(0) = ? [pid 6359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./477", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./477", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./477/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./477/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./477/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./477") = 0 mkdir("./478", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6360 attached , child_tidptr=0x55557b251650) = 6360 [pid 6360] set_robust_list(0x55557b251660, 24) = 0 [pid 6360] chdir("./478") = 0 [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6360] setpgid(0, 0) = 0 [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6360] write(3, "1000", 4) = 4 [pid 6360] close(3) = 0 [pid 6360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6360] write(1, "executing program\n", 18executing program ) = 18 [pid 6360] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6360] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6360] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6360] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6360] exit_group(0) = ? [pid 6360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./478", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./478", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./478/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./478/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./478/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./478") = 0 mkdir("./479", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6361 attached , child_tidptr=0x55557b251650) = 6361 [pid 6361] set_robust_list(0x55557b251660, 24) = 0 [pid 6361] chdir("./479") = 0 [pid 6361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6361] setpgid(0, 0) = 0 [pid 6361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6361] write(3, "1000", 4) = 4 [pid 6361] close(3) = 0 [pid 6361] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6361] write(1, "executing program\n", 18) = 18 [pid 6361] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6361] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6361] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6361] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6361] exit_group(0) = ? [pid 6361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./479", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./479", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./479/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./479/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./479/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./479") = 0 mkdir("./480", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6362 attached , child_tidptr=0x55557b251650) = 6362 [pid 6362] set_robust_list(0x55557b251660, 24) = 0 [pid 6362] chdir("./480") = 0 [pid 6362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6362] setpgid(0, 0) = 0 [pid 6362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6362] write(3, "1000", 4) = 4 executing program [pid 6362] close(3) = 0 [pid 6362] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6362] write(1, "executing program\n", 18) = 18 [pid 6362] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6362] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6362] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6362] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6362] exit_group(0) = ? [pid 6362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./480", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./480", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./480/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./480/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./480/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./480") = 0 mkdir("./481", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6363 attached , child_tidptr=0x55557b251650) = 6363 [pid 6363] set_robust_list(0x55557b251660, 24) = 0 [pid 6363] chdir("./481") = 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6363] setpgid(0, 0) = 0 [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6363] write(3, "1000", 4) = 4 [pid 6363] close(3) = 0 [pid 6363] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6363] write(1, "executing program\n", 18) = 18 [pid 6363] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6363] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6363] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6363] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6363] exit_group(0) = ? [pid 6363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./481", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./481", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./481/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./481/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./481/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./481") = 0 mkdir("./482", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6364 attached , child_tidptr=0x55557b251650) = 6364 [pid 6364] set_robust_list(0x55557b251660, 24) = 0 [pid 6364] chdir("./482") = 0 [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6364] setpgid(0, 0) = 0 [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6364] write(3, "1000", 4) = 4 [pid 6364] close(3) = 0 [pid 6364] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6364] write(1, "executing program\n", 18) = 18 [pid 6364] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6364] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6364] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6364] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6364] exit_group(0) = ? [pid 6364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./482", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./482", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./482/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./482/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./482/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./482") = 0 mkdir("./483", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6365 attached , child_tidptr=0x55557b251650) = 6365 [pid 6365] set_robust_list(0x55557b251660, 24) = 0 [pid 6365] chdir("./483") = 0 [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6365] setpgid(0, 0) = 0 [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6365] write(3, "1000", 4) = 4 [pid 6365] close(3) = 0 [pid 6365] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6365] write(1, "executing program\n", 18executing program ) = 18 [pid 6365] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6365] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6365] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6365] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6365] exit_group(0) = ? [pid 6365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./483", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./483", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./483/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./483/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./483/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./483") = 0 mkdir("./484", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6366 attached , child_tidptr=0x55557b251650) = 6366 [pid 6366] set_robust_list(0x55557b251660, 24) = 0 [pid 6366] chdir("./484") = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6366] setpgid(0, 0) = 0 [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6366] write(3, "1000", 4) = 4 [pid 6366] close(3) = 0 [pid 6366] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6366] write(1, "executing program\n", 18) = 18 [pid 6366] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6366] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6366] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6366] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6366] exit_group(0) = ? [pid 6366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./484", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./484", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./484/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./484/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./484/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./484") = 0 mkdir("./485", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6367 attached , child_tidptr=0x55557b251650) = 6367 [pid 6367] set_robust_list(0x55557b251660, 24) = 0 [pid 6367] chdir("./485") = 0 [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6367] setpgid(0, 0) = 0 [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6367] write(3, "1000", 4) = 4 [pid 6367] close(3) = 0 [pid 6367] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6367] write(1, "executing program\n", 18executing program ) = 18 [pid 6367] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6367] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6367] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6367] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6367] exit_group(0) = ? [pid 6367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./485", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./485", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./485/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./485/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./485/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./485") = 0 mkdir("./486", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6368 attached , child_tidptr=0x55557b251650) = 6368 [pid 6368] set_robust_list(0x55557b251660, 24) = 0 [pid 6368] chdir("./486") = 0 [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6368] setpgid(0, 0) = 0 [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6368] write(3, "1000", 4) = 4 [pid 6368] close(3) = 0 [pid 6368] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6368] write(1, "executing program\n", 18executing program ) = 18 [pid 6368] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6368] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6368] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6368] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6368] exit_group(0) = ? [pid 6368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./486", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./486", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./486/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./486/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./486/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./486") = 0 mkdir("./487", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6369 attached , child_tidptr=0x55557b251650) = 6369 [pid 6369] set_robust_list(0x55557b251660, 24) = 0 [pid 6369] chdir("./487") = 0 [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6369] setpgid(0, 0) = 0 [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6369] write(3, "1000", 4) = 4 [pid 6369] close(3) = 0 [pid 6369] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6369] write(1, "executing program\n", 18) = 18 [pid 6369] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6369] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6369] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6369] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6369] exit_group(0) = ? [pid 6369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./487", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./487", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./487/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./487/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./487/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./487") = 0 mkdir("./488", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6370 attached [pid 6370] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6370 [pid 6370] <... set_robust_list resumed>) = 0 [pid 6370] chdir("./488") = 0 [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6370] setpgid(0, 0) = 0 [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6370] write(3, "1000", 4) = 4 [pid 6370] close(3) = 0 [pid 6370] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6370] write(1, "executing program\n", 18executing program ) = 18 [pid 6370] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6370] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6370] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6370] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6370] exit_group(0) = ? [pid 6370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./488", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./488", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./488/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./488/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./488/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./488") = 0 mkdir("./489", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6371 attached , child_tidptr=0x55557b251650) = 6371 [pid 6371] set_robust_list(0x55557b251660, 24) = 0 [pid 6371] chdir("./489") = 0 [pid 6371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6371] setpgid(0, 0) = 0 [pid 6371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6371] write(3, "1000", 4) = 4 [pid 6371] close(3) = 0 [pid 6371] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6371] write(1, "executing program\n", 18executing program ) = 18 [pid 6371] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6371] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6371] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6371] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6371] exit_group(0) = ? [pid 6371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./489", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./489", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./489/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./489/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./489/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./489") = 0 mkdir("./490", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6372 attached , child_tidptr=0x55557b251650) = 6372 [pid 6372] set_robust_list(0x55557b251660, 24) = 0 [pid 6372] chdir("./490") = 0 [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6372] setpgid(0, 0) = 0 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6372] write(3, "1000", 4) = 4 [pid 6372] close(3) = 0 [pid 6372] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6372] write(1, "executing program\n", 18executing program ) = 18 [pid 6372] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6372] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6372] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6372] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6372] exit_group(0) = ? [pid 6372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./490", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./490", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./490/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./490/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./490/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./490") = 0 mkdir("./491", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6373 attached , child_tidptr=0x55557b251650) = 6373 [pid 6373] set_robust_list(0x55557b251660, 24) = 0 [pid 6373] chdir("./491") = 0 [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6373] setpgid(0, 0) = 0 [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6373] write(3, "1000", 4) = 4 [pid 6373] close(3) = 0 [pid 6373] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6373] write(1, "executing program\n", 18executing program ) = 18 [pid 6373] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6373] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6373] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6373] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6373] exit_group(0) = ? [pid 6373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6373, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./491", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./491", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./491/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./491/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./491/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./491") = 0 mkdir("./492", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6374 attached , child_tidptr=0x55557b251650) = 6374 [pid 6374] set_robust_list(0x55557b251660, 24) = 0 [pid 6374] chdir("./492") = 0 [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6374] setpgid(0, 0) = 0 [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6374] write(3, "1000", 4) = 4 [pid 6374] close(3) = 0 [pid 6374] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6374] write(1, "executing program\n", 18) = 18 [pid 6374] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6374] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6374] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6374] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6374] exit_group(0) = ? [pid 6374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./492", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./492", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./492/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./492/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./492/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./492") = 0 mkdir("./493", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6375 attached , child_tidptr=0x55557b251650) = 6375 [pid 6375] set_robust_list(0x55557b251660, 24) = 0 [pid 6375] chdir("./493") = 0 [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6375] setpgid(0, 0) = 0 [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6375] write(3, "1000", 4) = 4 [pid 6375] close(3) = 0 [pid 6375] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6375] write(1, "executing program\n", 18) = 18 [pid 6375] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6375] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6375] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6375] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6375] exit_group(0) = ? [pid 6375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./493", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./493", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./493/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./493/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./493/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./493") = 0 mkdir("./494", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6376 attached , child_tidptr=0x55557b251650) = 6376 [pid 6376] set_robust_list(0x55557b251660, 24) = 0 [pid 6376] chdir("./494") = 0 [pid 6376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6376] setpgid(0, 0) = 0 [pid 6376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6376] write(3, "1000", 4) = 4 [pid 6376] close(3) = 0 [pid 6376] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6376] write(1, "executing program\n", 18executing program ) = 18 [pid 6376] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6376] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6376] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6376] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6376] exit_group(0) = ? [pid 6376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./494", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./494", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./494/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./494/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./494/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./494") = 0 mkdir("./495", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6377 attached , child_tidptr=0x55557b251650) = 6377 [pid 6377] set_robust_list(0x55557b251660, 24) = 0 [pid 6377] chdir("./495") = 0 [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6377] setpgid(0, 0) = 0 [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6377] write(3, "1000", 4) = 4 [pid 6377] close(3) = 0 [pid 6377] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6377] write(1, "executing program\n", 18executing program ) = 18 [pid 6377] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6377] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6377] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6377] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6377] exit_group(0) = ? [pid 6377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./495", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./495", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./495/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./495/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./495/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./495") = 0 mkdir("./496", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6378 attached , child_tidptr=0x55557b251650) = 6378 [pid 6378] set_robust_list(0x55557b251660, 24) = 0 [pid 6378] chdir("./496") = 0 [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6378] setpgid(0, 0) = 0 [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6378] write(3, "1000", 4) = 4 [pid 6378] close(3) = 0 [pid 6378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6378] write(1, "executing program\n", 18executing program ) = 18 [pid 6378] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6378] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6378] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6378] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6378] exit_group(0) = ? [pid 6378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./496", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./496", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./496/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./496/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./496/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./496") = 0 mkdir("./497", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6379 attached , child_tidptr=0x55557b251650) = 6379 [pid 6379] set_robust_list(0x55557b251660, 24) = 0 [pid 6379] chdir("./497") = 0 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6379] setpgid(0, 0) = 0 [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6379] write(3, "1000", 4) = 4 [pid 6379] close(3) = 0 [pid 6379] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6379] write(1, "executing program\n", 18) = 18 [pid 6379] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6379] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6379] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6379] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6379] exit_group(0) = ? [pid 6379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./497", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./497", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./497/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./497/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./497/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./497") = 0 mkdir("./498", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6380 attached , child_tidptr=0x55557b251650) = 6380 [pid 6380] set_robust_list(0x55557b251660, 24) = 0 [pid 6380] chdir("./498") = 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6380] setpgid(0, 0) = 0 [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6380] write(3, "1000", 4) = 4 [pid 6380] close(3) = 0 [pid 6380] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6380] write(1, "executing program\n", 18) = 18 [pid 6380] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6380] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6380] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6380] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6380] exit_group(0) = ? [pid 6380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./498", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./498", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./498/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./498/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./498/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./498") = 0 mkdir("./499", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6381 attached , child_tidptr=0x55557b251650) = 6381 [pid 6381] set_robust_list(0x55557b251660, 24) = 0 [pid 6381] chdir("./499") = 0 [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6381] setpgid(0, 0) = 0 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6381] write(3, "1000", 4) = 4 [pid 6381] close(3) = 0 [pid 6381] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6381] write(1, "executing program\n", 18) = 18 [pid 6381] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6381] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6381] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6381] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6381] exit_group(0) = ? [pid 6381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./499", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./499", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./499/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./499/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./499/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./499") = 0 mkdir("./500", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6382 attached , child_tidptr=0x55557b251650) = 6382 [pid 6382] set_robust_list(0x55557b251660, 24) = 0 [pid 6382] chdir("./500") = 0 [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6382] setpgid(0, 0) = 0 [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6382] write(3, "1000", 4) = 4 [pid 6382] close(3) = 0 [pid 6382] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6382] write(1, "executing program\n", 18) = 18 [pid 6382] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6382] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6382] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6382] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6382] exit_group(0) = ? [pid 6382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./500", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./500", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./500/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./500/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./500/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./500") = 0 mkdir("./501", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6383 attached , child_tidptr=0x55557b251650) = 6383 [pid 6383] set_robust_list(0x55557b251660, 24) = 0 [pid 6383] chdir("./501") = 0 [pid 6383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6383] setpgid(0, 0) = 0 [pid 6383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6383] write(3, "1000", 4) = 4 [pid 6383] close(3) = 0 [pid 6383] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6383] write(1, "executing program\n", 18executing program ) = 18 [pid 6383] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6383] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6383] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6383] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6383] exit_group(0) = ? [pid 6383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./501", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./501", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./501/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./501/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./501/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./501") = 0 mkdir("./502", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6384 attached , child_tidptr=0x55557b251650) = 6384 [pid 6384] set_robust_list(0x55557b251660, 24) = 0 [pid 6384] chdir("./502") = 0 [pid 6384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6384] setpgid(0, 0) = 0 [pid 6384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6384] write(3, "1000", 4) = 4 [pid 6384] close(3) = 0 [pid 6384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6384] write(1, "executing program\n", 18executing program ) = 18 [pid 6384] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6384] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6384] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6384] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6384] exit_group(0) = ? [pid 6384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./502", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./502", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./502/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./502/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./502/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./502") = 0 mkdir("./503", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6385 attached , child_tidptr=0x55557b251650) = 6385 [pid 6385] set_robust_list(0x55557b251660, 24) = 0 [pid 6385] chdir("./503") = 0 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6385] setpgid(0, 0) = 0 [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6385] write(3, "1000", 4) = 4 [pid 6385] close(3) = 0 [pid 6385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6385] write(1, "executing program\n", 18executing program ) = 18 [pid 6385] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6385] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6385] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6385] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6385] exit_group(0) = ? [pid 6385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./503", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./503", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./503/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./503/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./503/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./503") = 0 mkdir("./504", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6386 attached , child_tidptr=0x55557b251650) = 6386 [pid 6386] set_robust_list(0x55557b251660, 24) = 0 [pid 6386] chdir("./504") = 0 [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6386] setpgid(0, 0) = 0 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6386] write(3, "1000", 4) = 4 [pid 6386] close(3) = 0 [pid 6386] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6386] write(1, "executing program\n", 18) = 18 [pid 6386] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6386] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6386] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6386] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6386] exit_group(0) = ? [pid 6386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./504", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./504/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./504/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./504") = 0 mkdir("./505", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6387 attached , child_tidptr=0x55557b251650) = 6387 [pid 6387] set_robust_list(0x55557b251660, 24) = 0 [pid 6387] chdir("./505") = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6387] setpgid(0, 0) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6387] write(3, "1000", 4) = 4 [pid 6387] close(3) = 0 [pid 6387] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6387] write(1, "executing program\n", 18) = 18 [pid 6387] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6387] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6387] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6387] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6387] exit_group(0) = ? [pid 6387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./505", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./505/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./505/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./505") = 0 mkdir("./506", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6388 attached , child_tidptr=0x55557b251650) = 6388 [pid 6388] set_robust_list(0x55557b251660, 24) = 0 [pid 6388] chdir("./506") = 0 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6388] setpgid(0, 0) = 0 [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6388] write(3, "1000", 4) = 4 [pid 6388] close(3) = 0 [pid 6388] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6388] write(1, "executing program\n", 18) = 18 [pid 6388] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6388] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6388] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6388] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6388] exit_group(0) = ? [pid 6388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./506", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./506/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./506/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./506") = 0 mkdir("./507", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6389 attached , child_tidptr=0x55557b251650) = 6389 [pid 6389] set_robust_list(0x55557b251660, 24) = 0 [pid 6389] chdir("./507") = 0 [pid 6389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6389] setpgid(0, 0) = 0 [pid 6389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6389] write(3, "1000", 4) = 4 [pid 6389] close(3) = 0 [pid 6389] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6389] write(1, "executing program\n", 18executing program ) = 18 [pid 6389] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6389] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6389] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6389] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6389] exit_group(0) = ? [pid 6389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./507", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./507/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./507/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./507") = 0 mkdir("./508", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6390 attached , child_tidptr=0x55557b251650) = 6390 [pid 6390] set_robust_list(0x55557b251660, 24) = 0 [pid 6390] chdir("./508") = 0 [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6390] setpgid(0, 0) = 0 [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6390] write(3, "1000", 4) = 4 [pid 6390] close(3) = 0 [pid 6390] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6390] write(1, "executing program\n", 18executing program ) = 18 [pid 6390] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6390] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6390] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6390] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6390] exit_group(0) = ? [pid 6390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./508", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./508/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./508/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./508") = 0 mkdir("./509", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6391 attached , child_tidptr=0x55557b251650) = 6391 [pid 6391] set_robust_list(0x55557b251660, 24) = 0 [pid 6391] chdir("./509") = 0 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6391] setpgid(0, 0) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6391] write(3, "1000", 4) = 4 [pid 6391] close(3) = 0 [pid 6391] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6391] write(1, "executing program\n", 18) = 18 [pid 6391] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6391] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6391] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6391] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6391] exit_group(0) = ? [pid 6391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./509", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./509/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./509/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./509") = 0 mkdir("./510", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6392 attached , child_tidptr=0x55557b251650) = 6392 [pid 6392] set_robust_list(0x55557b251660, 24) = 0 [pid 6392] chdir("./510") = 0 [pid 6392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6392] setpgid(0, 0) = 0 [pid 6392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6392] write(3, "1000", 4) = 4 [pid 6392] close(3) = 0 [pid 6392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6392] write(1, "executing program\n", 18executing program ) = 18 [pid 6392] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6392] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6392] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6392] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6392] exit_group(0) = ? [pid 6392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./510", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./510/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./510/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./510") = 0 mkdir("./511", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6393 attached , child_tidptr=0x55557b251650) = 6393 [pid 6393] set_robust_list(0x55557b251660, 24) = 0 [pid 6393] chdir("./511") = 0 [pid 6393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6393] setpgid(0, 0) = 0 [pid 6393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6393] write(3, "1000", 4) = 4 [pid 6393] close(3) = 0 [pid 6393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6393] write(1, "executing program\n", 18executing program ) = 18 [pid 6393] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6393] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6393] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6393] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6393] exit_group(0) = ? [pid 6393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./511", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./511/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./511/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./511") = 0 mkdir("./512", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6394 attached [pid 6394] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6394 [pid 6394] <... set_robust_list resumed>) = 0 [pid 6394] chdir("./512") = 0 [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6394] setpgid(0, 0) = 0 [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6394] write(3, "1000", 4) = 4 [pid 6394] close(3) = 0 [pid 6394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6394] write(1, "executing program\n", 18executing program ) = 18 [pid 6394] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6394] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6394] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6394] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6394] exit_group(0) = ? [pid 6394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./512", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./512/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./512/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./512") = 0 mkdir("./513", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6395 attached , child_tidptr=0x55557b251650) = 6395 [pid 6395] set_robust_list(0x55557b251660, 24) = 0 [pid 6395] chdir("./513") = 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6395] setpgid(0, 0) = 0 [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6395] write(3, "1000", 4) = 4 [pid 6395] close(3) = 0 [pid 6395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6395] write(1, "executing program\n", 18executing program ) = 18 [pid 6395] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6395] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6395] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6395] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6395] exit_group(0) = ? [pid 6395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./513", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./513/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./513/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./513") = 0 mkdir("./514", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6396 attached , child_tidptr=0x55557b251650) = 6396 [pid 6396] set_robust_list(0x55557b251660, 24) = 0 [pid 6396] chdir("./514") = 0 [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6396] setpgid(0, 0) = 0 [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6396] write(3, "1000", 4) = 4 [pid 6396] close(3) = 0 [pid 6396] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6396] write(1, "executing program\n", 18) = 18 [pid 6396] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6396] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6396] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6396] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6396] exit_group(0) = ? [pid 6396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./514", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./514/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./514/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./514") = 0 mkdir("./515", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6397 attached , child_tidptr=0x55557b251650) = 6397 [pid 6397] set_robust_list(0x55557b251660, 24) = 0 [pid 6397] chdir("./515") = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6397] setpgid(0, 0) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6397] write(3, "1000", 4) = 4 [pid 6397] close(3) = 0 [pid 6397] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6397] write(1, "executing program\n", 18executing program ) = 18 [pid 6397] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6397] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6397] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6397] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6397] exit_group(0) = ? [pid 6397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6397, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./515", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./515/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./515/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./515") = 0 mkdir("./516", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6398 attached , child_tidptr=0x55557b251650) = 6398 [pid 6398] set_robust_list(0x55557b251660, 24) = 0 [pid 6398] chdir("./516") = 0 [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6398] setpgid(0, 0) = 0 [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6398] write(3, "1000", 4) = 4 [pid 6398] close(3) = 0 [pid 6398] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6398] write(1, "executing program\n", 18) = 18 [pid 6398] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6398] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6398] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6398] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6398] exit_group(0) = ? [pid 6398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./516", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./516/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./516/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./516") = 0 mkdir("./517", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6399 attached , child_tidptr=0x55557b251650) = 6399 [pid 6399] set_robust_list(0x55557b251660, 24) = 0 [pid 6399] chdir("./517") = 0 [pid 6399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6399] setpgid(0, 0) = 0 [pid 6399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6399] write(3, "1000", 4) = 4 [pid 6399] close(3) = 0 [pid 6399] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6399] write(1, "executing program\n", 18) = 18 [pid 6399] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6399] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6399] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6399] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6399] exit_group(0) = ? [pid 6399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./517", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./517/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./517/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./517") = 0 mkdir("./518", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6400 attached , child_tidptr=0x55557b251650) = 6400 [pid 6400] set_robust_list(0x55557b251660, 24) = 0 [pid 6400] chdir("./518") = 0 [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6400] setpgid(0, 0) = 0 [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6400] write(3, "1000", 4) = 4 [pid 6400] close(3) = 0 [pid 6400] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6400] write(1, "executing program\n", 18) = 18 [pid 6400] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6400] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6400] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6400] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6400] exit_group(0) = ? [pid 6400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./518", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./518/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./518/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./518") = 0 mkdir("./519", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6401 attached , child_tidptr=0x55557b251650) = 6401 [pid 6401] set_robust_list(0x55557b251660, 24) = 0 [pid 6401] chdir("./519") = 0 [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6401] setpgid(0, 0) = 0 [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6401] write(3, "1000", 4) = 4 executing program [pid 6401] close(3) = 0 [pid 6401] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6401] write(1, "executing program\n", 18) = 18 [pid 6401] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6401] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6401] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6401] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6401] exit_group(0) = ? [pid 6401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./519", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./519/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./519/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./519") = 0 mkdir("./520", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6402 attached , child_tidptr=0x55557b251650) = 6402 [pid 6402] set_robust_list(0x55557b251660, 24) = 0 [pid 6402] chdir("./520") = 0 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6402] setpgid(0, 0) = 0 [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6402] write(3, "1000", 4) = 4 [pid 6402] close(3) = 0 [pid 6402] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6402] write(1, "executing program\n", 18) = 18 [pid 6402] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6402] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6402] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6402] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6402] exit_group(0) = ? [pid 6402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./520", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./520/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./520/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./520") = 0 mkdir("./521", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6403 attached , child_tidptr=0x55557b251650) = 6403 [pid 6403] set_robust_list(0x55557b251660, 24) = 0 [pid 6403] chdir("./521") = 0 [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6403] setpgid(0, 0) = 0 [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6403] write(3, "1000", 4) = 4 [pid 6403] close(3) = 0 [pid 6403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6403] write(1, "executing program\n", 18executing program ) = 18 [pid 6403] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6403] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6403] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6403] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6403] exit_group(0) = ? [pid 6403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./521", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./521/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./521/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./521") = 0 mkdir("./522", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6404 attached , child_tidptr=0x55557b251650) = 6404 [pid 6404] set_robust_list(0x55557b251660, 24) = 0 [pid 6404] chdir("./522") = 0 [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6404] setpgid(0, 0) = 0 [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6404] write(3, "1000", 4) = 4 [pid 6404] close(3) = 0 [pid 6404] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6404] write(1, "executing program\n", 18executing program ) = 18 [pid 6404] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6404] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6404] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6404] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6404] exit_group(0) = ? [pid 6404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./522", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./522/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./522/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./522") = 0 mkdir("./523", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6405 attached , child_tidptr=0x55557b251650) = 6405 [pid 6405] set_robust_list(0x55557b251660, 24) = 0 [pid 6405] chdir("./523") = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6405] setpgid(0, 0) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6405] write(3, "1000", 4) = 4 [pid 6405] close(3) = 0 [pid 6405] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6405] write(1, "executing program\n", 18) = 18 [pid 6405] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6405] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6405] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6405] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6405] exit_group(0) = ? [pid 6405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./523", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./523/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./523/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./523") = 0 mkdir("./524", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6406 attached , child_tidptr=0x55557b251650) = 6406 [pid 6406] set_robust_list(0x55557b251660, 24) = 0 [pid 6406] chdir("./524") = 0 [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6406] setpgid(0, 0) = 0 [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6406] write(3, "1000", 4) = 4 [pid 6406] close(3) = 0 [pid 6406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6406] write(1, "executing program\n", 18executing program ) = 18 [pid 6406] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6406] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6406] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6406] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6406] exit_group(0) = ? [pid 6406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./524", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./524/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./524/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./524") = 0 mkdir("./525", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6407 attached , child_tidptr=0x55557b251650) = 6407 [pid 6407] set_robust_list(0x55557b251660, 24) = 0 [pid 6407] chdir("./525") = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6407] setpgid(0, 0) = 0 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6407] write(3, "1000", 4) = 4 [pid 6407] close(3) = 0 [pid 6407] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6407] write(1, "executing program\n", 18) = 18 [pid 6407] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6407] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6407] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6407] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6407] exit_group(0) = ? [pid 6407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./525", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./525/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./525/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./525") = 0 mkdir("./526", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6408 attached , child_tidptr=0x55557b251650) = 6408 [pid 6408] set_robust_list(0x55557b251660, 24) = 0 [pid 6408] chdir("./526") = 0 [pid 6408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6408] setpgid(0, 0) = 0 [pid 6408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6408] write(3, "1000", 4) = 4 [pid 6408] close(3) = 0 [pid 6408] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6408] write(1, "executing program\n", 18) = 18 [pid 6408] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6408] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6408] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6408] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6408] exit_group(0) = ? [pid 6408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./526", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./526/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./526/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./526") = 0 mkdir("./527", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6409 attached , child_tidptr=0x55557b251650) = 6409 [pid 6409] set_robust_list(0x55557b251660, 24) = 0 [pid 6409] chdir("./527") = 0 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6409] setpgid(0, 0) = 0 [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6409] write(3, "1000", 4) = 4 [pid 6409] close(3) = 0 [pid 6409] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6409] write(1, "executing program\n", 18executing program ) = 18 [pid 6409] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6409] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6409] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6409] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6409] exit_group(0) = ? [pid 6409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./527", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./527/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./527/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./527") = 0 mkdir("./528", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6410 attached , child_tidptr=0x55557b251650) = 6410 [pid 6410] set_robust_list(0x55557b251660, 24) = 0 [pid 6410] chdir("./528") = 0 [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6410] setpgid(0, 0) = 0 [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6410] write(3, "1000", 4) = 4 [pid 6410] close(3) = 0 [pid 6410] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6410] write(1, "executing program\n", 18) = 18 [pid 6410] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6410] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6410] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6410] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6410] exit_group(0) = ? [pid 6410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./528", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./528/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./528/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./528") = 0 mkdir("./529", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6411 attached , child_tidptr=0x55557b251650) = 6411 [pid 6411] set_robust_list(0x55557b251660, 24) = 0 [pid 6411] chdir("./529") = 0 [pid 6411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6411] setpgid(0, 0) = 0 [pid 6411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6411] write(3, "1000", 4) = 4 [pid 6411] close(3) = 0 [pid 6411] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6411] write(1, "executing program\n", 18) = 18 [pid 6411] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6411] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6411] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6411] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6411] exit_group(0) = ? [pid 6411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./529", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./529/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./529/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./529") = 0 mkdir("./530", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6412 attached , child_tidptr=0x55557b251650) = 6412 [pid 6412] set_robust_list(0x55557b251660, 24) = 0 [pid 6412] chdir("./530") = 0 [pid 6412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6412] setpgid(0, 0) = 0 [pid 6412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6412] write(3, "1000", 4) = 4 [pid 6412] close(3) = 0 [pid 6412] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6412] write(1, "executing program\n", 18) = 18 [pid 6412] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6412] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6412] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6412] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6412] exit_group(0) = ? [pid 6412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./530", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./530/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./530/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./530") = 0 mkdir("./531", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6413 attached , child_tidptr=0x55557b251650) = 6413 [pid 6413] set_robust_list(0x55557b251660, 24) = 0 [pid 6413] chdir("./531") = 0 [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6413] setpgid(0, 0) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6413] write(3, "1000", 4) = 4 [pid 6413] close(3) = 0 [pid 6413] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6413] write(1, "executing program\n", 18executing program ) = 18 [pid 6413] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6413] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6413] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6413] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6413] exit_group(0) = ? [pid 6413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6413, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./531", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./531/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./531/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./531") = 0 mkdir("./532", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6414 attached , child_tidptr=0x55557b251650) = 6414 [pid 6414] set_robust_list(0x55557b251660, 24) = 0 [pid 6414] chdir("./532") = 0 [pid 6414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6414] setpgid(0, 0) = 0 [pid 6414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6414] write(3, "1000", 4) = 4 [pid 6414] close(3) = 0 [pid 6414] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6414] write(1, "executing program\n", 18executing program ) = 18 [pid 6414] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6414] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6414] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6414] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6414] exit_group(0) = ? [pid 6414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./532", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./532/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./532/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./532") = 0 mkdir("./533", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6415 attached , child_tidptr=0x55557b251650) = 6415 [pid 6415] set_robust_list(0x55557b251660, 24) = 0 [pid 6415] chdir("./533") = 0 [pid 6415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6415] setpgid(0, 0) = 0 [pid 6415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6415] write(3, "1000", 4) = 4 [pid 6415] close(3) = 0 [pid 6415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6415] write(1, "executing program\n", 18executing program ) = 18 [pid 6415] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6415] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6415] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6415] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6415] exit_group(0) = ? [pid 6415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./533", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./533/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./533") = 0 mkdir("./534", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6416 attached , child_tidptr=0x55557b251650) = 6416 [pid 6416] set_robust_list(0x55557b251660, 24) = 0 [pid 6416] chdir("./534") = 0 [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6416] setpgid(0, 0) = 0 [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6416] write(3, "1000", 4) = 4 [pid 6416] close(3) = 0 [pid 6416] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6416] write(1, "executing program\n", 18executing program ) = 18 [pid 6416] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6416] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6416] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6416] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6416] exit_group(0) = ? [pid 6416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./534", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./534/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./534/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./534") = 0 mkdir("./535", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6417 attached , child_tidptr=0x55557b251650) = 6417 [pid 6417] set_robust_list(0x55557b251660, 24) = 0 [pid 6417] chdir("./535") = 0 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6417] setpgid(0, 0) = 0 [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6417] write(3, "1000", 4) = 4 [pid 6417] close(3) = 0 [pid 6417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6417] write(1, "executing program\n", 18executing program ) = 18 [pid 6417] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6417] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6417] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6417] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6417] exit_group(0) = ? [pid 6417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./535", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./535/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./535/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./535") = 0 mkdir("./536", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6418 attached , child_tidptr=0x55557b251650) = 6418 [pid 6418] set_robust_list(0x55557b251660, 24) = 0 [pid 6418] chdir("./536") = 0 [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6418] setpgid(0, 0) = 0 [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6418] write(3, "1000", 4) = 4 [pid 6418] close(3) = 0 [pid 6418] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6418] write(1, "executing program\n", 18) = 18 [pid 6418] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6418] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6418] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6418] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6418] exit_group(0) = ? [pid 6418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./536", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./536/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./536/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./536") = 0 mkdir("./537", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6419 attached , child_tidptr=0x55557b251650) = 6419 [pid 6419] set_robust_list(0x55557b251660, 24) = 0 [pid 6419] chdir("./537") = 0 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6419] setpgid(0, 0) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6419] write(3, "1000", 4) = 4 [pid 6419] close(3) = 0 [pid 6419] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6419] write(1, "executing program\n", 18) = 18 [pid 6419] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6419] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6419] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6419] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6419] exit_group(0) = ? [pid 6419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./537", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./537/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./537/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./537") = 0 mkdir("./538", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6420 attached [pid 6420] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6420 [pid 6420] <... set_robust_list resumed>) = 0 [pid 6420] chdir("./538") = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6420] setpgid(0, 0) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6420] write(3, "1000", 4) = 4 [pid 6420] close(3) = 0 [pid 6420] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6420] write(1, "executing program\n", 18) = 18 [pid 6420] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6420] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6420] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6420] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6420] exit_group(0) = ? [pid 6420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./538", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./538/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./538/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./538") = 0 mkdir("./539", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6421 attached , child_tidptr=0x55557b251650) = 6421 [pid 6421] set_robust_list(0x55557b251660, 24) = 0 [pid 6421] chdir("./539") = 0 [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6421] setpgid(0, 0) = 0 [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6421] write(3, "1000", 4) = 4 [pid 6421] close(3) = 0 [pid 6421] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6421] write(1, "executing program\n", 18executing program ) = 18 [pid 6421] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6421] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6421] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6421] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6421] exit_group(0) = ? [pid 6421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6421, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./539", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./539/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./539/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./539") = 0 mkdir("./540", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6422 attached , child_tidptr=0x55557b251650) = 6422 [pid 6422] set_robust_list(0x55557b251660, 24) = 0 [pid 6422] chdir("./540") = 0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6422] setpgid(0, 0) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6422] write(3, "1000", 4) = 4 [pid 6422] close(3) = 0 [pid 6422] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6422] write(1, "executing program\n", 18executing program ) = 18 [pid 6422] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6422] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6422] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6422] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6422] exit_group(0) = ? [pid 6422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./540", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./540/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./540/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./540") = 0 mkdir("./541", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6423 attached , child_tidptr=0x55557b251650) = 6423 [pid 6423] set_robust_list(0x55557b251660, 24) = 0 [pid 6423] chdir("./541") = 0 [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6423] setpgid(0, 0) = 0 [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6423] write(3, "1000", 4) = 4 [pid 6423] close(3) = 0 [pid 6423] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6423] write(1, "executing program\n", 18) = 18 [pid 6423] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6423] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6423] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6423] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6423] exit_group(0) = ? [pid 6423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./541", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./541/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./541/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./541") = 0 mkdir("./542", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6424 attached , child_tidptr=0x55557b251650) = 6424 [pid 6424] set_robust_list(0x55557b251660, 24) = 0 [pid 6424] chdir("./542") = 0 [pid 6424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6424] setpgid(0, 0) = 0 [pid 6424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6424] write(3, "1000", 4) = 4 [pid 6424] close(3) = 0 [pid 6424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6424] write(1, "executing program\n", 18executing program ) = 18 [pid 6424] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6424] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6424] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6424] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6424] exit_group(0) = ? [pid 6424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./542", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./542/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./542/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./542") = 0 mkdir("./543", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6425 attached , child_tidptr=0x55557b251650) = 6425 [pid 6425] set_robust_list(0x55557b251660, 24) = 0 [pid 6425] chdir("./543") = 0 [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6425] setpgid(0, 0) = 0 [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6425] write(3, "1000", 4) = 4 [pid 6425] close(3) = 0 [pid 6425] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6425] write(1, "executing program\n", 18) = 18 [pid 6425] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6425] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6425] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6425] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6425] exit_group(0) = ? [pid 6425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./543", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./543/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./543/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./543") = 0 mkdir("./544", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6426 attached , child_tidptr=0x55557b251650) = 6426 [pid 6426] set_robust_list(0x55557b251660, 24) = 0 [pid 6426] chdir("./544") = 0 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6426] setpgid(0, 0) = 0 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6426] write(3, "1000", 4) = 4 [pid 6426] close(3) = 0 [pid 6426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6426] write(1, "executing program\n", 18executing program ) = 18 [pid 6426] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6426] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6426] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6426] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6426] exit_group(0) = ? [pid 6426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./544", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./544/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./544/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./544") = 0 mkdir("./545", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6427 attached , child_tidptr=0x55557b251650) = 6427 [pid 6427] set_robust_list(0x55557b251660, 24) = 0 [pid 6427] chdir("./545") = 0 [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6427] setpgid(0, 0) = 0 [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6427] write(3, "1000", 4) = 4 [pid 6427] close(3) = 0 [pid 6427] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6427] write(1, "executing program\n", 18executing program ) = 18 [pid 6427] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6427] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6427] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6427] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6427] exit_group(0) = ? [pid 6427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./545", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./545/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./545/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./545") = 0 mkdir("./546", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6428 attached , child_tidptr=0x55557b251650) = 6428 [pid 6428] set_robust_list(0x55557b251660, 24) = 0 [pid 6428] chdir("./546") = 0 [pid 6428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6428] setpgid(0, 0) = 0 [pid 6428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6428] write(3, "1000", 4) = 4 [pid 6428] close(3) = 0 [pid 6428] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6428] write(1, "executing program\n", 18) = 18 [pid 6428] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6428] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6428] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6428] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6428] exit_group(0) = ? [pid 6428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./546", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./546/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./546/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./546") = 0 mkdir("./547", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6429 attached , child_tidptr=0x55557b251650) = 6429 [pid 6429] set_robust_list(0x55557b251660, 24) = 0 [pid 6429] chdir("./547") = 0 [pid 6429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6429] setpgid(0, 0) = 0 [pid 6429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6429] write(3, "1000", 4) = 4 [pid 6429] close(3) = 0 [pid 6429] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6429] write(1, "executing program\n", 18executing program ) = 18 [pid 6429] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6429] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6429] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6429] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6429] exit_group(0) = ? [pid 6429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./547", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./547/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./547/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./547") = 0 mkdir("./548", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6430 attached , child_tidptr=0x55557b251650) = 6430 [pid 6430] set_robust_list(0x55557b251660, 24) = 0 [pid 6430] chdir("./548") = 0 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6430] setpgid(0, 0) = 0 [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6430] write(3, "1000", 4) = 4 [pid 6430] close(3) = 0 [pid 6430] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6430] write(1, "executing program\n", 18executing program ) = 18 [pid 6430] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6430] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6430] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6430] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6430] exit_group(0) = ? [pid 6430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./548", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./548/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./548/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./548") = 0 mkdir("./549", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6431 attached , child_tidptr=0x55557b251650) = 6431 [pid 6431] set_robust_list(0x55557b251660, 24) = 0 [pid 6431] chdir("./549") = 0 [pid 6431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6431] setpgid(0, 0) = 0 [pid 6431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6431] write(3, "1000", 4) = 4 [pid 6431] close(3) = 0 [pid 6431] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6431] write(1, "executing program\n", 18) = 18 [pid 6431] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6431] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6431] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6431] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6431] exit_group(0) = ? [pid 6431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./549", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./549/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./549/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./549") = 0 mkdir("./550", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6432 attached , child_tidptr=0x55557b251650) = 6432 [pid 6432] set_robust_list(0x55557b251660, 24) = 0 [pid 6432] chdir("./550") = 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6432] setpgid(0, 0) = 0 [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6432] write(3, "1000", 4) = 4 [pid 6432] close(3) = 0 [pid 6432] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6432] write(1, "executing program\n", 18) = 18 [pid 6432] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6432] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6432] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6432] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6432] exit_group(0) = ? [pid 6432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./550", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./550/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./550/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./550") = 0 mkdir("./551", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6433 attached , child_tidptr=0x55557b251650) = 6433 [pid 6433] set_robust_list(0x55557b251660, 24) = 0 [pid 6433] chdir("./551") = 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6433] setpgid(0, 0) = 0 [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6433] write(3, "1000", 4) = 4 [pid 6433] close(3) = 0 [pid 6433] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6433] write(1, "executing program\n", 18executing program ) = 18 [pid 6433] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6433] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6433] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6433] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6433] exit_group(0) = ? [pid 6433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./551", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./551/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./551/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./551") = 0 mkdir("./552", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6434 attached , child_tidptr=0x55557b251650) = 6434 [pid 6434] set_robust_list(0x55557b251660, 24) = 0 [pid 6434] chdir("./552") = 0 [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6434] setpgid(0, 0) = 0 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6434] write(3, "1000", 4) = 4 [pid 6434] close(3) = 0 [pid 6434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6434] write(1, "executing program\n", 18executing program ) = 18 [pid 6434] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6434] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6434] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6434] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6434] exit_group(0) = ? [pid 6434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./552", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./552/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./552") = 0 mkdir("./553", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6435 attached , child_tidptr=0x55557b251650) = 6435 [pid 6435] set_robust_list(0x55557b251660, 24) = 0 [pid 6435] chdir("./553") = 0 [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6435] setpgid(0, 0) = 0 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6435] write(3, "1000", 4) = 4 [pid 6435] close(3) = 0 [pid 6435] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6435] write(1, "executing program\n", 18) = 18 [pid 6435] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6435] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6435] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6435] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6435] exit_group(0) = ? [pid 6435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./553", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./553/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./553/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./553") = 0 mkdir("./554", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6436 attached , child_tidptr=0x55557b251650) = 6436 [pid 6436] set_robust_list(0x55557b251660, 24) = 0 [pid 6436] chdir("./554") = 0 [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6436] setpgid(0, 0) = 0 [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6436] write(3, "1000", 4) = 4 [pid 6436] close(3) = 0 [pid 6436] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6436] write(1, "executing program\n", 18) = 18 [pid 6436] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6436] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6436] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6436] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6436] exit_group(0) = ? [pid 6436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./554", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./554/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./554/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./554") = 0 mkdir("./555", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6437 attached , child_tidptr=0x55557b251650) = 6437 [pid 6437] set_robust_list(0x55557b251660, 24) = 0 [pid 6437] chdir("./555") = 0 [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6437] setpgid(0, 0) = 0 [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6437] write(3, "1000", 4) = 4 [pid 6437] close(3) = 0 [pid 6437] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6437] write(1, "executing program\n", 18executing program ) = 18 [pid 6437] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6437] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6437] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6437] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6437] exit_group(0) = ? [pid 6437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./555", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./555/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./555/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./555") = 0 mkdir("./556", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6438 attached , child_tidptr=0x55557b251650) = 6438 [pid 6438] set_robust_list(0x55557b251660, 24) = 0 [pid 6438] chdir("./556") = 0 [pid 6438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6438] setpgid(0, 0) = 0 [pid 6438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6438] write(3, "1000", 4) = 4 [pid 6438] close(3) = 0 [pid 6438] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6438] write(1, "executing program\n", 18) = 18 [pid 6438] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6438] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6438] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6438] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6438] exit_group(0) = ? [pid 6438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./556/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./556/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./556") = 0 mkdir("./557", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6439 attached , child_tidptr=0x55557b251650) = 6439 [pid 6439] set_robust_list(0x55557b251660, 24) = 0 [pid 6439] chdir("./557") = 0 [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6439] setpgid(0, 0) = 0 [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6439] write(3, "1000", 4) = 4 [pid 6439] close(3) = 0 [pid 6439] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6439] write(1, "executing program\n", 18) = 18 [pid 6439] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6439] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6439] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6439] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6439] exit_group(0) = ? [pid 6439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./557", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./557/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./557/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./557") = 0 mkdir("./558", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6440 ./strace-static-x86_64: Process 6440 attached [pid 6440] set_robust_list(0x55557b251660, 24) = 0 [pid 6440] chdir("./558") = 0 [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6440] setpgid(0, 0) = 0 [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6440] write(3, "1000", 4) = 4 [pid 6440] close(3) = 0 [pid 6440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6440] write(1, "executing program\n", 18executing program ) = 18 [pid 6440] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6440] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6440] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6440] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6440] exit_group(0) = ? [pid 6440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./558", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./558/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./558/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./558") = 0 mkdir("./559", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6441 attached , child_tidptr=0x55557b251650) = 6441 [pid 6441] set_robust_list(0x55557b251660, 24) = 0 [pid 6441] chdir("./559") = 0 [pid 6441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6441] setpgid(0, 0) = 0 [pid 6441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6441] write(3, "1000", 4) = 4 [pid 6441] close(3) = 0 [pid 6441] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6441] write(1, "executing program\n", 18executing program ) = 18 [pid 6441] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6441] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6441] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6441] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6441] exit_group(0) = ? [pid 6441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./559", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./559/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./559/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./559") = 0 mkdir("./560", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6442 attached , child_tidptr=0x55557b251650) = 6442 [pid 6442] set_robust_list(0x55557b251660, 24) = 0 [pid 6442] chdir("./560") = 0 [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6442] setpgid(0, 0) = 0 [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6442] write(3, "1000", 4) = 4 [pid 6442] close(3) = 0 [pid 6442] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6442] write(1, "executing program\n", 18executing program ) = 18 [pid 6442] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6442] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6442] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6442] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6442] exit_group(0) = ? [pid 6442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./560", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./560/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./560/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./560") = 0 mkdir("./561", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6443 attached , child_tidptr=0x55557b251650) = 6443 [pid 6443] set_robust_list(0x55557b251660, 24) = 0 [pid 6443] chdir("./561") = 0 [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6443] setpgid(0, 0) = 0 [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6443] write(3, "1000", 4) = 4 [pid 6443] close(3) = 0 [pid 6443] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6443] write(1, "executing program\n", 18) = 18 [pid 6443] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6443] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6443] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6443] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6443] exit_group(0) = ? [pid 6443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./561", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./561/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./561/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./561") = 0 mkdir("./562", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6444 attached , child_tidptr=0x55557b251650) = 6444 [pid 6444] set_robust_list(0x55557b251660, 24) = 0 [pid 6444] chdir("./562") = 0 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6444] setpgid(0, 0) = 0 [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6444] write(3, "1000", 4) = 4 [pid 6444] close(3) = 0 [pid 6444] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6444] write(1, "executing program\n", 18) = 18 [pid 6444] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6444] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6444] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6444] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6444] exit_group(0) = ? [pid 6444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./562", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./562/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./562/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./562") = 0 mkdir("./563", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6445 attached , child_tidptr=0x55557b251650) = 6445 [pid 6445] set_robust_list(0x55557b251660, 24) = 0 [pid 6445] chdir("./563") = 0 [pid 6445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6445] setpgid(0, 0) = 0 [pid 6445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6445] write(3, "1000", 4) = 4 [pid 6445] close(3) = 0 [pid 6445] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6445] write(1, "executing program\n", 18) = 18 [pid 6445] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6445] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6445] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6445] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6445] exit_group(0) = ? [pid 6445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./563", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./563/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./563/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./563") = 0 mkdir("./564", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6446 attached , child_tidptr=0x55557b251650) = 6446 [pid 6446] set_robust_list(0x55557b251660, 24) = 0 [pid 6446] chdir("./564") = 0 [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6446] setpgid(0, 0) = 0 [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6446] write(3, "1000", 4) = 4 [pid 6446] close(3) = 0 [pid 6446] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6446] write(1, "executing program\n", 18executing program ) = 18 [pid 6446] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6446] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6446] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6446] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6446] exit_group(0) = ? [pid 6446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./564", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./564/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./564/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./564") = 0 mkdir("./565", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6447 attached , child_tidptr=0x55557b251650) = 6447 [pid 6447] set_robust_list(0x55557b251660, 24) = 0 [pid 6447] chdir("./565") = 0 [pid 6447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6447] setpgid(0, 0) = 0 [pid 6447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6447] write(3, "1000", 4) = 4 [pid 6447] close(3) = 0 [pid 6447] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6447] write(1, "executing program\n", 18) = 18 [pid 6447] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6447] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6447] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6447] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6447] exit_group(0) = ? [pid 6447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./565", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./565/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./565/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./565") = 0 mkdir("./566", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6448 attached , child_tidptr=0x55557b251650) = 6448 [pid 6448] set_robust_list(0x55557b251660, 24) = 0 [pid 6448] chdir("./566") = 0 [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6448] setpgid(0, 0) = 0 [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6448] write(3, "1000", 4) = 4 [pid 6448] close(3) = 0 [pid 6448] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6448] write(1, "executing program\n", 18) = 18 [pid 6448] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6448] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6448] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6448] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6448] exit_group(0) = ? [pid 6448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./566", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./566/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./566/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./566") = 0 mkdir("./567", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6449 attached , child_tidptr=0x55557b251650) = 6449 [pid 6449] set_robust_list(0x55557b251660, 24) = 0 [pid 6449] chdir("./567") = 0 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6449] setpgid(0, 0) = 0 [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6449] write(3, "1000", 4) = 4 [pid 6449] close(3) = 0 [pid 6449] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6449] write(1, "executing program\n", 18) = 18 [pid 6449] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6449] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6449] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6449] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6449] exit_group(0) = ? [pid 6449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./567", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./567/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./567/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./567") = 0 mkdir("./568", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6450 attached , child_tidptr=0x55557b251650) = 6450 [pid 6450] set_robust_list(0x55557b251660, 24) = 0 [pid 6450] chdir("./568") = 0 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6450] setpgid(0, 0) = 0 [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6450] write(3, "1000", 4) = 4 [pid 6450] close(3) = 0 [pid 6450] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6450] write(1, "executing program\n", 18) = 18 [pid 6450] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6450] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6450] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6450] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6450] exit_group(0) = ? [pid 6450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./568", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./568/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./568/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./568") = 0 mkdir("./569", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6451 attached , child_tidptr=0x55557b251650) = 6451 [pid 6451] set_robust_list(0x55557b251660, 24) = 0 [pid 6451] chdir("./569") = 0 [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6451] setpgid(0, 0) = 0 [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6451] write(3, "1000", 4) = 4 [pid 6451] close(3) = 0 [pid 6451] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6451] write(1, "executing program\n", 18) = 18 [pid 6451] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6451] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6451] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6451] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6451] exit_group(0) = ? [pid 6451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./569/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./569/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./569") = 0 mkdir("./570", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6452 attached , child_tidptr=0x55557b251650) = 6452 [pid 6452] set_robust_list(0x55557b251660, 24) = 0 [pid 6452] chdir("./570") = 0 [pid 6452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6452] setpgid(0, 0) = 0 [pid 6452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6452] write(3, "1000", 4) = 4 [pid 6452] close(3) = 0 [pid 6452] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6452] write(1, "executing program\n", 18executing program ) = 18 [pid 6452] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6452] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6452] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6452] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6452] exit_group(0) = ? [pid 6452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./570", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./570/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./570/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./570") = 0 mkdir("./571", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6453 attached , child_tidptr=0x55557b251650) = 6453 [pid 6453] set_robust_list(0x55557b251660, 24) = 0 [pid 6453] chdir("./571") = 0 [pid 6453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6453] setpgid(0, 0) = 0 [pid 6453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6453] write(3, "1000", 4) = 4 [pid 6453] close(3) = 0 [pid 6453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6453] write(1, "executing program\n", 18executing program ) = 18 [pid 6453] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6453] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6453] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6453] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6453] exit_group(0) = ? [pid 6453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./571", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./571/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./571/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./571") = 0 mkdir("./572", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6454 attached , child_tidptr=0x55557b251650) = 6454 [pid 6454] set_robust_list(0x55557b251660, 24) = 0 [pid 6454] chdir("./572") = 0 [pid 6454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6454] setpgid(0, 0) = 0 [pid 6454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6454] write(3, "1000", 4) = 4 [pid 6454] close(3) = 0 [pid 6454] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6454] write(1, "executing program\n", 18) = 18 [pid 6454] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6454] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6454] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6454] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6454] exit_group(0) = ? [pid 6454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./572", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./572/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./572") = 0 mkdir("./573", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6455 attached , child_tidptr=0x55557b251650) = 6455 [pid 6455] set_robust_list(0x55557b251660, 24) = 0 [pid 6455] chdir("./573") = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6455] setpgid(0, 0) = 0 [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6455] write(3, "1000", 4) = 4 [pid 6455] close(3) = 0 [pid 6455] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6455] write(1, "executing program\n", 18executing program ) = 18 [pid 6455] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6455] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6455] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6455] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6455] exit_group(0) = ? [pid 6455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./573", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./573/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./573/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./573") = 0 mkdir("./574", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6456 attached , child_tidptr=0x55557b251650) = 6456 [pid 6456] set_robust_list(0x55557b251660, 24) = 0 [pid 6456] chdir("./574") = 0 [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6456] setpgid(0, 0) = 0 [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6456] write(3, "1000", 4) = 4 [pid 6456] close(3) = 0 [pid 6456] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6456] write(1, "executing program\n", 18) = 18 [pid 6456] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6456] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6456] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6456] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6456] exit_group(0) = ? [pid 6456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./574", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./574/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./574") = 0 mkdir("./575", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6457 attached , child_tidptr=0x55557b251650) = 6457 [pid 6457] set_robust_list(0x55557b251660, 24) = 0 [pid 6457] chdir("./575") = 0 [pid 6457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6457] setpgid(0, 0) = 0 [pid 6457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6457] write(3, "1000", 4) = 4 [pid 6457] close(3) = 0 [pid 6457] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6457] write(1, "executing program\n", 18executing program ) = 18 [pid 6457] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6457] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6457] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6457] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6457] exit_group(0) = ? [pid 6457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./575", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./575/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./575/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./575") = 0 mkdir("./576", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6458 attached , child_tidptr=0x55557b251650) = 6458 [pid 6458] set_robust_list(0x55557b251660, 24) = 0 [pid 6458] chdir("./576") = 0 [pid 6458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6458] setpgid(0, 0) = 0 [pid 6458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6458] write(3, "1000", 4) = 4 [pid 6458] close(3) = 0 [pid 6458] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6458] write(1, "executing program\n", 18executing program ) = 18 [pid 6458] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6458] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6458] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6458] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6458] exit_group(0) = ? [pid 6458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./576", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./576/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./576/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./576") = 0 mkdir("./577", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6459 attached , child_tidptr=0x55557b251650) = 6459 [pid 6459] set_robust_list(0x55557b251660, 24) = 0 [pid 6459] chdir("./577") = 0 [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6459] setpgid(0, 0) = 0 [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6459] write(3, "1000", 4) = 4 [pid 6459] close(3) = 0 [pid 6459] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6459] write(1, "executing program\n", 18executing program ) = 18 [pid 6459] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6459] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6459] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6459] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6459] exit_group(0) = ? [pid 6459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./577", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./577/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./577/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./577") = 0 mkdir("./578", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6460 attached , child_tidptr=0x55557b251650) = 6460 [pid 6460] set_robust_list(0x55557b251660, 24) = 0 [pid 6460] chdir("./578") = 0 [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6460] setpgid(0, 0) = 0 [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6460] write(3, "1000", 4) = 4 [pid 6460] close(3) = 0 [pid 6460] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6460] write(1, "executing program\n", 18) = 18 [pid 6460] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6460] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6460] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6460] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6460] exit_group(0) = ? [pid 6460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./578", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./578/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./578/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./578") = 0 mkdir("./579", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6461 attached , child_tidptr=0x55557b251650) = 6461 [pid 6461] set_robust_list(0x55557b251660, 24) = 0 [pid 6461] chdir("./579") = 0 [pid 6461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6461] setpgid(0, 0) = 0 [pid 6461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6461] write(3, "1000", 4) = 4 [pid 6461] close(3) = 0 [pid 6461] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6461] write(1, "executing program\n", 18) = 18 [pid 6461] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6461] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6461] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6461] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6461] exit_group(0) = ? [pid 6461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./579", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./579/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./579/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./579") = 0 mkdir("./580", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6462 attached , child_tidptr=0x55557b251650) = 6462 [pid 6462] set_robust_list(0x55557b251660, 24) = 0 [pid 6462] chdir("./580") = 0 [pid 6462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6462] setpgid(0, 0) = 0 [pid 6462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6462] write(3, "1000", 4) = 4 [pid 6462] close(3) = 0 [pid 6462] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6462] write(1, "executing program\n", 18) = 18 [pid 6462] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6462] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6462] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6462] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6462] exit_group(0) = ? [pid 6462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./580", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./580/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./580/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./580") = 0 mkdir("./581", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6463 attached , child_tidptr=0x55557b251650) = 6463 [pid 6463] set_robust_list(0x55557b251660, 24) = 0 [pid 6463] chdir("./581") = 0 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6463] setpgid(0, 0) = 0 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6463] write(3, "1000", 4) = 4 [pid 6463] close(3) = 0 [pid 6463] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6463] write(1, "executing program\n", 18) = 18 [pid 6463] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6463] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6463] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6463] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6463] exit_group(0) = ? [pid 6463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./581", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./581/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./581/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./581") = 0 mkdir("./582", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6464 attached , child_tidptr=0x55557b251650) = 6464 [pid 6464] set_robust_list(0x55557b251660, 24) = 0 [pid 6464] chdir("./582") = 0 [pid 6464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6464] setpgid(0, 0) = 0 [pid 6464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6464] write(3, "1000", 4) = 4 [pid 6464] close(3) = 0 [pid 6464] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6464] write(1, "executing program\n", 18) = 18 [pid 6464] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6464] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6464] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6464] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6464] exit_group(0) = ? [pid 6464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./582", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./582/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./582/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./582") = 0 mkdir("./583", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6465 attached , child_tidptr=0x55557b251650) = 6465 [pid 6465] set_robust_list(0x55557b251660, 24) = 0 [pid 6465] chdir("./583") = 0 [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6465] setpgid(0, 0) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6465] write(3, "1000", 4) = 4 [pid 6465] close(3) = 0 [pid 6465] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6465] write(1, "executing program\n", 18) = 18 [pid 6465] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6465] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6465] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6465] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6465] exit_group(0) = ? [pid 6465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./583", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./583/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./583/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./583") = 0 mkdir("./584", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6466 attached , child_tidptr=0x55557b251650) = 6466 [pid 6466] set_robust_list(0x55557b251660, 24) = 0 [pid 6466] chdir("./584") = 0 [pid 6466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6466] setpgid(0, 0) = 0 [pid 6466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6466] write(3, "1000", 4) = 4 [pid 6466] close(3) = 0 [pid 6466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6466] write(1, "executing program\n", 18executing program ) = 18 [pid 6466] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6466] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6466] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6466] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6466] exit_group(0) = ? [pid 6466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./584", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./584/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./584/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./584") = 0 mkdir("./585", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6467 ./strace-static-x86_64: Process 6467 attached [pid 6467] set_robust_list(0x55557b251660, 24) = 0 [pid 6467] chdir("./585") = 0 [pid 6467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6467] setpgid(0, 0) = 0 [pid 6467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6467] write(3, "1000", 4) = 4 [pid 6467] close(3) = 0 [pid 6467] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6467] write(1, "executing program\n", 18) = 18 [pid 6467] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6467] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6467] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6467] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6467] exit_group(0) = ? [pid 6467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./585", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./585/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./585/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./585") = 0 mkdir("./586", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6468 attached , child_tidptr=0x55557b251650) = 6468 [pid 6468] set_robust_list(0x55557b251660, 24) = 0 [pid 6468] chdir("./586") = 0 [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6468] setpgid(0, 0) = 0 [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6468] write(3, "1000", 4) = 4 [pid 6468] close(3) = 0 [pid 6468] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6468] write(1, "executing program\n", 18) = 18 [pid 6468] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6468] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6468] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6468] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6468] exit_group(0) = ? [pid 6468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./586/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./586/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./586") = 0 mkdir("./587", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6469 attached , child_tidptr=0x55557b251650) = 6469 [pid 6469] set_robust_list(0x55557b251660, 24) = 0 [pid 6469] chdir("./587") = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6469] setpgid(0, 0) = 0 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6469] write(3, "1000", 4) = 4 [pid 6469] close(3) = 0 [pid 6469] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6469] write(1, "executing program\n", 18executing program ) = 18 [pid 6469] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6469] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6469] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6469] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6469] exit_group(0) = ? [pid 6469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./587", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./587/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./587/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./587") = 0 mkdir("./588", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6470 attached , child_tidptr=0x55557b251650) = 6470 [pid 6470] set_robust_list(0x55557b251660, 24) = 0 [pid 6470] chdir("./588") = 0 [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6470] setpgid(0, 0) = 0 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6470] write(3, "1000", 4) = 4 [pid 6470] close(3) = 0 [pid 6470] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6470] write(1, "executing program\n", 18) = 18 [pid 6470] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6470] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6470] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6470] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6470] exit_group(0) = ? [pid 6470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./588", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./588/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./588/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./588") = 0 mkdir("./589", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6471 attached , child_tidptr=0x55557b251650) = 6471 [pid 6471] set_robust_list(0x55557b251660, 24) = 0 [pid 6471] chdir("./589") = 0 [pid 6471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6471] setpgid(0, 0) = 0 [pid 6471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6471] write(3, "1000", 4) = 4 [pid 6471] close(3) = 0 [pid 6471] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6471] write(1, "executing program\n", 18executing program ) = 18 [pid 6471] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6471] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6471] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6471] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6471] exit_group(0) = ? [pid 6471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./589", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./589/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./589/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./589") = 0 mkdir("./590", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6472 attached , child_tidptr=0x55557b251650) = 6472 [pid 6472] set_robust_list(0x55557b251660, 24) = 0 [pid 6472] chdir("./590") = 0 [pid 6472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6472] setpgid(0, 0) = 0 [pid 6472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6472] write(3, "1000", 4) = 4 [pid 6472] close(3) = 0 executing program [pid 6472] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6472] write(1, "executing program\n", 18) = 18 [pid 6472] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6472] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6472] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6472] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6472] exit_group(0) = ? [pid 6472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./590", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./590/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./590/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./590") = 0 mkdir("./591", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6473 attached , child_tidptr=0x55557b251650) = 6473 [pid 6473] set_robust_list(0x55557b251660, 24) = 0 [pid 6473] chdir("./591") = 0 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6473] setpgid(0, 0) = 0 [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6473] write(3, "1000", 4) = 4 [pid 6473] close(3) = 0 [pid 6473] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6473] write(1, "executing program\n", 18) = 18 [pid 6473] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6473] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6473] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6473] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6473] exit_group(0) = ? [pid 6473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./591", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./591/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./591/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./591") = 0 mkdir("./592", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6474 attached , child_tidptr=0x55557b251650) = 6474 [pid 6474] set_robust_list(0x55557b251660, 24) = 0 [pid 6474] chdir("./592") = 0 [pid 6474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6474] setpgid(0, 0) = 0 [pid 6474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6474] write(3, "1000", 4) = 4 [pid 6474] close(3) = 0 [pid 6474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6474] write(1, "executing program\n", 18executing program ) = 18 [pid 6474] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6474] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6474] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6474] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6474] exit_group(0) = ? [pid 6474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./592", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./592/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./592") = 0 mkdir("./593", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6475 ./strace-static-x86_64: Process 6475 attached [pid 6475] set_robust_list(0x55557b251660, 24) = 0 [pid 6475] chdir("./593") = 0 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6475] setpgid(0, 0) = 0 [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6475] write(3, "1000", 4) = 4 [pid 6475] close(3) = 0 [pid 6475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6475] write(1, "executing program\n", 18executing program ) = 18 [pid 6475] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6475] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6475] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6475] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6475] exit_group(0) = ? [pid 6475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./593", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./593/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./593/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./593") = 0 mkdir("./594", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6476 attached , child_tidptr=0x55557b251650) = 6476 [pid 6476] set_robust_list(0x55557b251660, 24) = 0 [pid 6476] chdir("./594") = 0 [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6476] setpgid(0, 0) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6476] write(3, "1000", 4) = 4 [pid 6476] close(3) = 0 [pid 6476] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6476] write(1, "executing program\n", 18executing program ) = 18 [pid 6476] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6476] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6476] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6476] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6476] exit_group(0) = ? [pid 6476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./594", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./594/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./594/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./594") = 0 mkdir("./595", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6477 attached , child_tidptr=0x55557b251650) = 6477 [pid 6477] set_robust_list(0x55557b251660, 24) = 0 [pid 6477] chdir("./595") = 0 [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6477] setpgid(0, 0) = 0 [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6477] write(3, "1000", 4) = 4 [pid 6477] close(3) = 0 [pid 6477] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6477] write(1, "executing program\n", 18) = 18 [pid 6477] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6477] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6477] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6477] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6477] exit_group(0) = ? [pid 6477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./595", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./595/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./595/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./595") = 0 mkdir("./596", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6478 attached , child_tidptr=0x55557b251650) = 6478 [pid 6478] set_robust_list(0x55557b251660, 24) = 0 [pid 6478] chdir("./596") = 0 [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6478] setpgid(0, 0) = 0 [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6478] write(3, "1000", 4) = 4 [pid 6478] close(3) = 0 [pid 6478] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6478] write(1, "executing program\n", 18) = 18 [pid 6478] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6478] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6478] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6478] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6478] exit_group(0) = ? [pid 6478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./596", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./596/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./596/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./596") = 0 mkdir("./597", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6479 attached , child_tidptr=0x55557b251650) = 6479 [pid 6479] set_robust_list(0x55557b251660, 24) = 0 [pid 6479] chdir("./597") = 0 [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6479] setpgid(0, 0) = 0 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6479] write(3, "1000", 4) = 4 [pid 6479] close(3) = 0 [pid 6479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6479] write(1, "executing program\n", 18executing program ) = 18 [pid 6479] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6479] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6479] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6479] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6479] exit_group(0) = ? [pid 6479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./597", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./597/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./597/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./597") = 0 mkdir("./598", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6480 attached , child_tidptr=0x55557b251650) = 6480 [pid 6480] set_robust_list(0x55557b251660, 24) = 0 [pid 6480] chdir("./598") = 0 [pid 6480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6480] setpgid(0, 0) = 0 [pid 6480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6480] write(3, "1000", 4) = 4 [pid 6480] close(3) = 0 [pid 6480] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6480] write(1, "executing program\n", 18) = 18 [pid 6480] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6480] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6480] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6480] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6480] exit_group(0) = ? [pid 6480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./598", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./598/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./598/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./598") = 0 mkdir("./599", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6481 attached , child_tidptr=0x55557b251650) = 6481 [pid 6481] set_robust_list(0x55557b251660, 24) = 0 [pid 6481] chdir("./599") = 0 [pid 6481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6481] setpgid(0, 0) = 0 [pid 6481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6481] write(3, "1000", 4) = 4 [pid 6481] close(3) = 0 [pid 6481] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6481] write(1, "executing program\n", 18executing program ) = 18 [pid 6481] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6481] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6481] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6481] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6481] exit_group(0) = ? [pid 6481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./599", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./599/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./599/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./599") = 0 mkdir("./600", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6482 attached , child_tidptr=0x55557b251650) = 6482 [pid 6482] set_robust_list(0x55557b251660, 24) = 0 [pid 6482] chdir("./600") = 0 [pid 6482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6482] setpgid(0, 0) = 0 [pid 6482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6482] write(3, "1000", 4) = 4 [pid 6482] close(3) = 0 [pid 6482] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6482] write(1, "executing program\n", 18) = 18 [pid 6482] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6482] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6482] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6482] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6482] exit_group(0) = ? [pid 6482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./600", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./600/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./600/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./600") = 0 mkdir("./601", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6483 attached , child_tidptr=0x55557b251650) = 6483 [pid 6483] set_robust_list(0x55557b251660, 24) = 0 [pid 6483] chdir("./601") = 0 [pid 6483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6483] setpgid(0, 0) = 0 [pid 6483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6483] write(3, "1000", 4) = 4 [pid 6483] close(3) = 0 [pid 6483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6483] write(1, "executing program\n", 18executing program ) = 18 [pid 6483] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6483] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6483] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6483] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6483] exit_group(0) = ? [pid 6483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./601", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./601/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./601/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./601") = 0 mkdir("./602", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6484 attached , child_tidptr=0x55557b251650) = 6484 [pid 6484] set_robust_list(0x55557b251660, 24) = 0 [pid 6484] chdir("./602") = 0 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6484] setpgid(0, 0) = 0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6484] write(3, "1000", 4) = 4 [pid 6484] close(3) = 0 [pid 6484] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6484] write(1, "executing program\n", 18) = 18 [pid 6484] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6484] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6484] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6484] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6484] exit_group(0) = ? [pid 6484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./602", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./602/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./602/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./602") = 0 mkdir("./603", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6485 attached , child_tidptr=0x55557b251650) = 6485 [pid 6485] set_robust_list(0x55557b251660, 24) = 0 [pid 6485] chdir("./603") = 0 [pid 6485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6485] setpgid(0, 0) = 0 [pid 6485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6485] write(3, "1000", 4) = 4 [pid 6485] close(3) = 0 [pid 6485] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6485] write(1, "executing program\n", 18) = 18 [pid 6485] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6485] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6485] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6485] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6485] exit_group(0) = ? [pid 6485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./603", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./603/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./603/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./603") = 0 mkdir("./604", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6486 attached , child_tidptr=0x55557b251650) = 6486 [pid 6486] set_robust_list(0x55557b251660, 24) = 0 [pid 6486] chdir("./604") = 0 [pid 6486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6486] setpgid(0, 0) = 0 [pid 6486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6486] write(3, "1000", 4) = 4 [pid 6486] close(3) = 0 [pid 6486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6486] write(1, "executing program\n", 18executing program ) = 18 [pid 6486] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6486] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6486] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6486] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6486] exit_group(0) = ? [pid 6486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./604", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./604/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./604/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./604") = 0 mkdir("./605", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6487 attached , child_tidptr=0x55557b251650) = 6487 [pid 6487] set_robust_list(0x55557b251660, 24) = 0 [pid 6487] chdir("./605") = 0 [pid 6487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6487] setpgid(0, 0) = 0 [pid 6487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6487] write(3, "1000", 4) = 4 [pid 6487] close(3) = 0 [pid 6487] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6487] write(1, "executing program\n", 18) = 18 [pid 6487] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6487] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6487] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6487] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6487] exit_group(0) = ? [pid 6487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./605", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./605/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./605/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./605") = 0 mkdir("./606", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6488 attached , child_tidptr=0x55557b251650) = 6488 [pid 6488] set_robust_list(0x55557b251660, 24) = 0 [pid 6488] chdir("./606") = 0 [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6488] setpgid(0, 0) = 0 [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6488] write(3, "1000", 4) = 4 [pid 6488] close(3) = 0 [pid 6488] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6488] write(1, "executing program\n", 18executing program ) = 18 [pid 6488] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6488] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6488] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6488] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6488] exit_group(0) = ? [pid 6488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./606", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./606/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./606/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./606") = 0 mkdir("./607", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6489 attached , child_tidptr=0x55557b251650) = 6489 [pid 6489] set_robust_list(0x55557b251660, 24) = 0 [pid 6489] chdir("./607") = 0 [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6489] setpgid(0, 0) = 0 [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6489] write(3, "1000", 4) = 4 [pid 6489] close(3) = 0 [pid 6489] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6489] write(1, "executing program\n", 18executing program ) = 18 [pid 6489] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6489] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6489] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6489] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6489] exit_group(0) = ? [pid 6489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./607", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./607/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./607/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./607") = 0 mkdir("./608", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6490 attached , child_tidptr=0x55557b251650) = 6490 [pid 6490] set_robust_list(0x55557b251660, 24) = 0 [pid 6490] chdir("./608") = 0 [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6490] setpgid(0, 0) = 0 [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6490] write(3, "1000", 4) = 4 [pid 6490] close(3) = 0 [pid 6490] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6490] write(1, "executing program\n", 18executing program ) = 18 [pid 6490] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6490] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6490] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6490] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6490] exit_group(0) = ? [pid 6490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./608", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./608/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./608") = 0 mkdir("./609", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6491 attached , child_tidptr=0x55557b251650) = 6491 [pid 6491] set_robust_list(0x55557b251660, 24) = 0 [pid 6491] chdir("./609") = 0 [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6491] setpgid(0, 0) = 0 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6491] write(3, "1000", 4) = 4 [pid 6491] close(3) = 0 [pid 6491] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6491] write(1, "executing program\n", 18) = 18 [pid 6491] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6491] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6491] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6491] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6491] exit_group(0) = ? [pid 6491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./609", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./609/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./609/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./609") = 0 mkdir("./610", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6492 attached , child_tidptr=0x55557b251650) = 6492 [pid 6492] set_robust_list(0x55557b251660, 24) = 0 [pid 6492] chdir("./610") = 0 [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6492] setpgid(0, 0) = 0 [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6492] write(3, "1000", 4) = 4 [pid 6492] close(3) = 0 [pid 6492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6492] write(1, "executing program\n", 18executing program ) = 18 [pid 6492] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6492] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6492] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6492] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6492] exit_group(0) = ? [pid 6492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./610", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./610/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./610/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./610") = 0 mkdir("./611", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6493 attached , child_tidptr=0x55557b251650) = 6493 [pid 6493] set_robust_list(0x55557b251660, 24) = 0 [pid 6493] chdir("./611") = 0 [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6493] setpgid(0, 0) = 0 [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6493] write(3, "1000", 4) = 4 [pid 6493] close(3) = 0 [pid 6493] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6493] write(1, "executing program\n", 18executing program ) = 18 [pid 6493] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6493] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6493] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6493] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6493] exit_group(0) = ? [pid 6493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./611", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./611/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./611/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./611") = 0 mkdir("./612", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6494 ./strace-static-x86_64: Process 6494 attached [pid 6494] set_robust_list(0x55557b251660, 24) = 0 [pid 6494] chdir("./612") = 0 [pid 6494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6494] setpgid(0, 0) = 0 [pid 6494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6494] write(3, "1000", 4) = 4 [pid 6494] close(3) = 0 [pid 6494] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6494] write(1, "executing program\n", 18executing program ) = 18 [pid 6494] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6494] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6494] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6494] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6494] exit_group(0) = ? [pid 6494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./612", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./612/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./612/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./612") = 0 mkdir("./613", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6495 ./strace-static-x86_64: Process 6495 attached [pid 6495] set_robust_list(0x55557b251660, 24) = 0 [pid 6495] chdir("./613") = 0 [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6495] setpgid(0, 0) = 0 [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6495] write(3, "1000", 4) = 4 [pid 6495] close(3) = 0 [pid 6495] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6495] write(1, "executing program\n", 18) = 18 [pid 6495] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6495] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6495] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6495] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6495] exit_group(0) = ? [pid 6495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./613", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./613/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./613/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./613") = 0 mkdir("./614", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6496 attached , child_tidptr=0x55557b251650) = 6496 [pid 6496] set_robust_list(0x55557b251660, 24) = 0 [pid 6496] chdir("./614") = 0 [pid 6496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6496] setpgid(0, 0) = 0 [pid 6496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6496] write(3, "1000", 4) = 4 [pid 6496] close(3) = 0 [pid 6496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6496] write(1, "executing program\n", 18executing program ) = 18 [pid 6496] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6496] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6496] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6496] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6496] exit_group(0) = ? [pid 6496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./614", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./614/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./614/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./614") = 0 mkdir("./615", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6497 attached , child_tidptr=0x55557b251650) = 6497 [pid 6497] set_robust_list(0x55557b251660, 24) = 0 [pid 6497] chdir("./615") = 0 [pid 6497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6497] setpgid(0, 0) = 0 [pid 6497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6497] write(3, "1000", 4) = 4 [pid 6497] close(3) = 0 [pid 6497] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6497] write(1, "executing program\n", 18) = 18 [pid 6497] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6497] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6497] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6497] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6497] exit_group(0) = ? [pid 6497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./615", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./615/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./615/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./615") = 0 mkdir("./616", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6498 attached , child_tidptr=0x55557b251650) = 6498 [pid 6498] set_robust_list(0x55557b251660, 24) = 0 [pid 6498] chdir("./616") = 0 [pid 6498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6498] setpgid(0, 0) = 0 [pid 6498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6498] write(3, "1000", 4) = 4 [pid 6498] close(3) = 0 [pid 6498] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6498] write(1, "executing program\n", 18executing program ) = 18 [pid 6498] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6498] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6498] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6498] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6498] exit_group(0) = ? [pid 6498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./616", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./616/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./616/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./616") = 0 mkdir("./617", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6499 attached , child_tidptr=0x55557b251650) = 6499 [pid 6499] set_robust_list(0x55557b251660, 24) = 0 [pid 6499] chdir("./617") = 0 [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6499] setpgid(0, 0) = 0 [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6499] write(3, "1000", 4) = 4 [pid 6499] close(3) = 0 [pid 6499] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6499] write(1, "executing program\n", 18) = 18 [pid 6499] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6499] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6499] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6499] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6499] exit_group(0) = ? [pid 6499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./617", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./617/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./617/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./617") = 0 mkdir("./618", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6500 attached , child_tidptr=0x55557b251650) = 6500 [pid 6500] set_robust_list(0x55557b251660, 24) = 0 [pid 6500] chdir("./618") = 0 [pid 6500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6500] setpgid(0, 0) = 0 [pid 6500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6500] write(3, "1000", 4) = 4 [pid 6500] close(3) = 0 [pid 6500] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6500] write(1, "executing program\n", 18executing program ) = 18 [pid 6500] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6500] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6500] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6500] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6500] exit_group(0) = ? [pid 6500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./618", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./618/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./618/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./618") = 0 mkdir("./619", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6501 attached , child_tidptr=0x55557b251650) = 6501 [pid 6501] set_robust_list(0x55557b251660, 24) = 0 [pid 6501] chdir("./619") = 0 [pid 6501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6501] setpgid(0, 0) = 0 [pid 6501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6501] write(3, "1000", 4) = 4 [pid 6501] close(3) = 0 [pid 6501] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6501] write(1, "executing program\n", 18) = 18 [pid 6501] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6501] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6501] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6501] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6501] exit_group(0) = ? [pid 6501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./619", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./619/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./619/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./619") = 0 mkdir("./620", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6502 attached , child_tidptr=0x55557b251650) = 6502 [pid 6502] set_robust_list(0x55557b251660, 24) = 0 [pid 6502] chdir("./620") = 0 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6502] setpgid(0, 0) = 0 [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6502] write(3, "1000", 4) = 4 [pid 6502] close(3) = 0 [pid 6502] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6502] write(1, "executing program\n", 18executing program ) = 18 [pid 6502] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6502] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6502] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6502] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6502] exit_group(0) = ? [pid 6502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./620", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./620/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./620/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./620") = 0 mkdir("./621", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6503 attached , child_tidptr=0x55557b251650) = 6503 [pid 6503] set_robust_list(0x55557b251660, 24) = 0 [pid 6503] chdir("./621") = 0 [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6503] setpgid(0, 0) = 0 [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6503] write(3, "1000", 4) = 4 [pid 6503] close(3) = 0 [pid 6503] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6503] write(1, "executing program\n", 18) = 18 [pid 6503] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6503] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6503] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6503] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6503] exit_group(0) = ? [pid 6503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./621", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./621/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./621/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./621") = 0 mkdir("./622", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6504 attached , child_tidptr=0x55557b251650) = 6504 [pid 6504] set_robust_list(0x55557b251660, 24) = 0 [pid 6504] chdir("./622") = 0 [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6504] setpgid(0, 0) = 0 [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6504] write(3, "1000", 4) = 4 [pid 6504] close(3) = 0 [pid 6504] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6504] write(1, "executing program\n", 18) = 18 [pid 6504] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6504] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6504] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6504] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6504] exit_group(0) = ? [pid 6504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./622", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./622/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./622/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./622") = 0 mkdir("./623", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6505 attached [pid 6505] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6505 [pid 6505] <... set_robust_list resumed>) = 0 [pid 6505] chdir("./623") = 0 [pid 6505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6505] setpgid(0, 0) = 0 [pid 6505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6505] write(3, "1000", 4) = 4 [pid 6505] close(3) = 0 [pid 6505] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6505] write(1, "executing program\n", 18) = 18 [pid 6505] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6505] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6505] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6505] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6505] exit_group(0) = ? [pid 6505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./623", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./623/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./623/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./623") = 0 mkdir("./624", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6506 attached , child_tidptr=0x55557b251650) = 6506 [pid 6506] set_robust_list(0x55557b251660, 24) = 0 [pid 6506] chdir("./624") = 0 [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6506] setpgid(0, 0) = 0 [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6506] write(3, "1000", 4) = 4 [pid 6506] close(3) = 0 [pid 6506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6506] write(1, "executing program\n", 18executing program ) = 18 [pid 6506] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6506] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6506] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6506] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6506] exit_group(0) = ? [pid 6506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6506, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./624", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./624/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./624/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./624") = 0 mkdir("./625", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6507 attached , child_tidptr=0x55557b251650) = 6507 [pid 6507] set_robust_list(0x55557b251660, 24) = 0 [pid 6507] chdir("./625") = 0 [pid 6507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6507] setpgid(0, 0) = 0 [pid 6507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6507] write(3, "1000", 4) = 4 [pid 6507] close(3) = 0 [pid 6507] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6507] write(1, "executing program\n", 18) = 18 [pid 6507] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6507] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6507] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6507] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6507] exit_group(0) = ? [pid 6507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./625", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./625/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./625/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./625") = 0 mkdir("./626", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6508 attached , child_tidptr=0x55557b251650) = 6508 [pid 6508] set_robust_list(0x55557b251660, 24) = 0 [pid 6508] chdir("./626") = 0 [pid 6508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6508] setpgid(0, 0) = 0 [pid 6508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6508] write(3, "1000", 4) = 4 [pid 6508] close(3) = 0 [pid 6508] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6508] write(1, "executing program\n", 18) = 18 [pid 6508] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6508] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6508] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6508] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6508] exit_group(0) = ? [pid 6508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./626", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./626/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./626/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./626") = 0 mkdir("./627", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6509 attached , child_tidptr=0x55557b251650) = 6509 [pid 6509] set_robust_list(0x55557b251660, 24) = 0 [pid 6509] chdir("./627") = 0 [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6509] setpgid(0, 0) = 0 [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6509] write(3, "1000", 4) = 4 [pid 6509] close(3) = 0 [pid 6509] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6509] write(1, "executing program\n", 18) = 18 [pid 6509] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6509] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6509] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6509] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6509] exit_group(0) = ? [pid 6509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./627", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./627/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./627/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./627") = 0 mkdir("./628", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6510 attached , child_tidptr=0x55557b251650) = 6510 [pid 6510] set_robust_list(0x55557b251660, 24) = 0 [pid 6510] chdir("./628") = 0 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6510] setpgid(0, 0) = 0 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6510] write(3, "1000", 4) = 4 [pid 6510] close(3) = 0 executing program [pid 6510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6510] write(1, "executing program\n", 18) = 18 [pid 6510] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6510] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6510] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6510] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6510] exit_group(0) = ? [pid 6510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./628", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./628/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./628/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./628") = 0 mkdir("./629", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6511 attached [pid 6511] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6511 [pid 6511] <... set_robust_list resumed>) = 0 [pid 6511] chdir("./629") = 0 [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6511] setpgid(0, 0) = 0 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6511] write(3, "1000", 4) = 4 [pid 6511] close(3) = 0 [pid 6511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6511] write(1, "executing program\n", 18executing program ) = 18 [pid 6511] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6511] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6511] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6511] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6511] exit_group(0) = ? [pid 6511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./629", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./629/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./629/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./629") = 0 mkdir("./630", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6512 attached , child_tidptr=0x55557b251650) = 6512 [pid 6512] set_robust_list(0x55557b251660, 24) = 0 [pid 6512] chdir("./630") = 0 [pid 6512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6512] setpgid(0, 0) = 0 [pid 6512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6512] write(3, "1000", 4) = 4 [pid 6512] close(3) = 0 [pid 6512] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6512] write(1, "executing program\n", 18) = 18 [pid 6512] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6512] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6512] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6512] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6512] exit_group(0) = ? [pid 6512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6512, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./630", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./630/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./630/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./630") = 0 mkdir("./631", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6513 attached [pid 6513] set_robust_list(0x55557b251660, 24) = 0 [pid 6513] chdir("./631" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6513 [pid 6513] <... chdir resumed>) = 0 [pid 6513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6513] setpgid(0, 0) = 0 [pid 6513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6513] write(3, "1000", 4) = 4 [pid 6513] close(3) = 0 [pid 6513] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6513] write(1, "executing program\n", 18executing program ) = 18 [pid 6513] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6513] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6513] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6513] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6513] exit_group(0) = ? [pid 6513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./631", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./631/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./631/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./631") = 0 mkdir("./632", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6514 attached , child_tidptr=0x55557b251650) = 6514 [pid 6514] set_robust_list(0x55557b251660, 24) = 0 [pid 6514] chdir("./632") = 0 [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6514] setpgid(0, 0) = 0 [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6514] write(3, "1000", 4) = 4 [pid 6514] close(3) = 0 [pid 6514] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6514] write(1, "executing program\n", 18executing program ) = 18 [pid 6514] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6514] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6514] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6514] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6514] exit_group(0) = ? [pid 6514] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./632", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./632/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./632/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./632") = 0 mkdir("./633", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6515 attached , child_tidptr=0x55557b251650) = 6515 [pid 6515] set_robust_list(0x55557b251660, 24) = 0 [pid 6515] chdir("./633") = 0 [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6515] setpgid(0, 0) = 0 [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6515] write(3, "1000", 4) = 4 [pid 6515] close(3) = 0 [pid 6515] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6515] write(1, "executing program\n", 18) = 18 [pid 6515] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6515] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6515] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6515] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6515] exit_group(0) = ? [pid 6515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./633", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./633/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./633/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./633") = 0 mkdir("./634", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6516 attached , child_tidptr=0x55557b251650) = 6516 [pid 6516] set_robust_list(0x55557b251660, 24) = 0 [pid 6516] chdir("./634") = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6516] setpgid(0, 0) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6516] write(3, "1000", 4) = 4 [pid 6516] close(3) = 0 [pid 6516] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6516] write(1, "executing program\n", 18executing program ) = 18 [pid 6516] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6516] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6516] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6516] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6516] exit_group(0) = ? [pid 6516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./634", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./634/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./634/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./634") = 0 mkdir("./635", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6517 attached , child_tidptr=0x55557b251650) = 6517 [pid 6517] set_robust_list(0x55557b251660, 24) = 0 [pid 6517] chdir("./635") = 0 [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6517] setpgid(0, 0) = 0 [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6517] write(3, "1000", 4) = 4 [pid 6517] close(3) = 0 [pid 6517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6517] write(1, "executing program\n", 18executing program ) = 18 [pid 6517] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6517] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6517] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6517] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6517] exit_group(0) = ? [pid 6517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./635", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./635/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./635/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./635") = 0 mkdir("./636", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6518 attached , child_tidptr=0x55557b251650) = 6518 [pid 6518] set_robust_list(0x55557b251660, 24) = 0 [pid 6518] chdir("./636") = 0 [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6518] setpgid(0, 0) = 0 [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6518] write(3, "1000", 4) = 4 [pid 6518] close(3) = 0 [pid 6518] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6518] write(1, "executing program\n", 18executing program ) = 18 [pid 6518] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6518] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6518] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6518] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6518] exit_group(0) = ? [pid 6518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./636", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./636/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./636/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./636") = 0 mkdir("./637", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6519 attached [pid 6519] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6519 [pid 6519] <... set_robust_list resumed>) = 0 [pid 6519] chdir("./637") = 0 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6519] setpgid(0, 0) = 0 [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6519] write(3, "1000", 4) = 4 [pid 6519] close(3) = 0 [pid 6519] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6519] write(1, "executing program\n", 18executing program ) = 18 [pid 6519] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6519] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6519] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6519] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6519] exit_group(0) = ? [pid 6519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./637", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./637/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./637/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./637") = 0 mkdir("./638", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6520 attached [pid 6520] set_robust_list(0x55557b251660, 24) = 0 [pid 6520] chdir("./638" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6520 [pid 6520] <... chdir resumed>) = 0 [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6520] setpgid(0, 0) = 0 [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6520] write(3, "1000", 4) = 4 [pid 6520] close(3) = 0 [pid 6520] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6520] write(1, "executing program\n", 18) = 18 [pid 6520] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6520] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6520] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6520] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6520] exit_group(0) = ? [pid 6520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./638", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./638/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./638/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./638") = 0 mkdir("./639", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6521 attached , child_tidptr=0x55557b251650) = 6521 [pid 6521] set_robust_list(0x55557b251660, 24) = 0 [pid 6521] chdir("./639") = 0 [pid 6521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6521] setpgid(0, 0) = 0 [pid 6521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6521] write(3, "1000", 4) = 4 [pid 6521] close(3) = 0 [pid 6521] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6521] write(1, "executing program\n", 18) = 18 [pid 6521] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6521] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6521] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6521] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6521] exit_group(0) = ? [pid 6521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6521, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./639", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./639/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./639/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./639") = 0 mkdir("./640", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6522 attached [pid 6522] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6522 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6522] chdir("./640") = 0 [pid 6522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6522] setpgid(0, 0) = 0 [pid 6522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6522] write(3, "1000", 4) = 4 [pid 6522] close(3) = 0 [pid 6522] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6522] write(1, "executing program\n", 18) = 18 [pid 6522] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6522] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6522] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6522] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6522] exit_group(0) = ? [pid 6522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./640", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./640/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./640/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./640") = 0 mkdir("./641", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6523 attached , child_tidptr=0x55557b251650) = 6523 [pid 6523] set_robust_list(0x55557b251660, 24) = 0 [pid 6523] chdir("./641") = 0 [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6523] setpgid(0, 0) = 0 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6523] write(3, "1000", 4) = 4 [pid 6523] close(3) = 0 [pid 6523] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6523] write(1, "executing program\n", 18executing program ) = 18 [pid 6523] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6523] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6523] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6523] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6523] exit_group(0) = ? [pid 6523] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./641", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./641/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./641/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./641") = 0 mkdir("./642", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6524 attached , child_tidptr=0x55557b251650) = 6524 [pid 6524] set_robust_list(0x55557b251660, 24) = 0 [pid 6524] chdir("./642") = 0 [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6524] setpgid(0, 0) = 0 [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6524] write(3, "1000", 4) = 4 [pid 6524] close(3) = 0 [pid 6524] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6524] write(1, "executing program\n", 18) = 18 [pid 6524] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6524] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6524] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6524] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6524] exit_group(0) = ? [pid 6524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./642", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./642/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./642/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./642") = 0 mkdir("./643", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6525 attached , child_tidptr=0x55557b251650) = 6525 [pid 6525] set_robust_list(0x55557b251660, 24) = 0 [pid 6525] chdir("./643") = 0 [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6525] setpgid(0, 0) = 0 [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6525] write(3, "1000", 4) = 4 [pid 6525] close(3) = 0 [pid 6525] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6525] write(1, "executing program\n", 18) = 18 [pid 6525] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6525] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6525] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6525] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6525] exit_group(0) = ? [pid 6525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./643", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./643/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./643/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./643") = 0 mkdir("./644", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6526 attached , child_tidptr=0x55557b251650) = 6526 [pid 6526] set_robust_list(0x55557b251660, 24) = 0 [pid 6526] chdir("./644") = 0 [pid 6526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6526] setpgid(0, 0) = 0 [pid 6526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6526] write(3, "1000", 4) = 4 [pid 6526] close(3) = 0 [pid 6526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6526] write(1, "executing program\n", 18executing program ) = 18 [pid 6526] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6526] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6526] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6526] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6526] exit_group(0) = ? [pid 6526] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./644", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./644/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./644") = 0 mkdir("./645", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6527 attached , child_tidptr=0x55557b251650) = 6527 [pid 6527] set_robust_list(0x55557b251660, 24) = 0 [pid 6527] chdir("./645") = 0 [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6527] setpgid(0, 0) = 0 [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6527] write(3, "1000", 4) = 4 [pid 6527] close(3) = 0 [pid 6527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6527] write(1, "executing program\n", 18executing program ) = 18 [pid 6527] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6527] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6527] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6527] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6527] exit_group(0) = ? [pid 6527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./645", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./645/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./645/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./645") = 0 mkdir("./646", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6528 attached , child_tidptr=0x55557b251650) = 6528 [pid 6528] set_robust_list(0x55557b251660, 24) = 0 [pid 6528] chdir("./646") = 0 [pid 6528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6528] setpgid(0, 0) = 0 [pid 6528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6528] write(3, "1000", 4) = 4 [pid 6528] close(3) = 0 [pid 6528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6528] write(1, "executing program\n", 18executing program ) = 18 [pid 6528] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6528] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6528] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6528] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6528] exit_group(0) = ? [pid 6528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6528, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./646", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./646/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./646/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./646") = 0 mkdir("./647", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6529 attached , child_tidptr=0x55557b251650) = 6529 [pid 6529] set_robust_list(0x55557b251660, 24) = 0 [pid 6529] chdir("./647") = 0 [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6529] setpgid(0, 0) = 0 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6529] write(3, "1000", 4) = 4 [pid 6529] close(3) = 0 [pid 6529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6529] write(1, "executing program\n", 18executing program ) = 18 [pid 6529] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6529] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6529] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6529] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6529] exit_group(0) = ? [pid 6529] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./647", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./647/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./647/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./647") = 0 mkdir("./648", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6530 attached , child_tidptr=0x55557b251650) = 6530 [pid 6530] set_robust_list(0x55557b251660, 24) = 0 [pid 6530] chdir("./648") = 0 [pid 6530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6530] setpgid(0, 0) = 0 [pid 6530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6530] write(3, "1000", 4) = 4 [pid 6530] close(3) = 0 [pid 6530] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6530] write(1, "executing program\n", 18) = 18 [pid 6530] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6530] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6530] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6530] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6530] exit_group(0) = ? [pid 6530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./648", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./648/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./648/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./648") = 0 mkdir("./649", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6531 attached , child_tidptr=0x55557b251650) = 6531 [pid 6531] set_robust_list(0x55557b251660, 24) = 0 [pid 6531] chdir("./649") = 0 [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6531] setpgid(0, 0) = 0 [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6531] write(3, "1000", 4) = 4 [pid 6531] close(3) = 0 [pid 6531] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6531] write(1, "executing program\n", 18) = 18 [pid 6531] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6531] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6531] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6531] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6531] exit_group(0) = ? [pid 6531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./649", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./649/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./649/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./649") = 0 mkdir("./650", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6532 attached , child_tidptr=0x55557b251650) = 6532 [pid 6532] set_robust_list(0x55557b251660, 24) = 0 [pid 6532] chdir("./650") = 0 [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6532] setpgid(0, 0) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6532] write(3, "1000", 4) = 4 [pid 6532] close(3) = 0 [pid 6532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6532] write(1, "executing program\n", 18executing program ) = 18 [pid 6532] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6532] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6532] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6532] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6532] exit_group(0) = ? [pid 6532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./650", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./650/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./650/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./650") = 0 mkdir("./651", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6533 attached , child_tidptr=0x55557b251650) = 6533 [pid 6533] set_robust_list(0x55557b251660, 24) = 0 [pid 6533] chdir("./651") = 0 [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6533] setpgid(0, 0) = 0 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6533] write(3, "1000", 4) = 4 [pid 6533] close(3) = 0 [pid 6533] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6533] write(1, "executing program\n", 18executing program ) = 18 [pid 6533] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6533] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6533] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6533] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6533] exit_group(0) = ? [pid 6533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./651", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./651/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./651/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./651") = 0 mkdir("./652", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6534 attached , child_tidptr=0x55557b251650) = 6534 [pid 6534] set_robust_list(0x55557b251660, 24) = 0 [pid 6534] chdir("./652") = 0 [pid 6534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6534] setpgid(0, 0) = 0 [pid 6534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6534] write(3, "1000", 4) = 4 [pid 6534] close(3) = 0 [pid 6534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6534] write(1, "executing program\n", 18executing program ) = 18 [pid 6534] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6534] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6534] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6534] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6534] exit_group(0) = ? [pid 6534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./652", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./652/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./652/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./652") = 0 mkdir("./653", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6535 attached , child_tidptr=0x55557b251650) = 6535 [pid 6535] set_robust_list(0x55557b251660, 24) = 0 [pid 6535] chdir("./653") = 0 [pid 6535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6535] setpgid(0, 0) = 0 [pid 6535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6535] write(3, "1000", 4) = 4 [pid 6535] close(3) = 0 [pid 6535] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6535] write(1, "executing program\n", 18) = 18 [pid 6535] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6535] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6535] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6535] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6535] exit_group(0) = ? [pid 6535] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./653", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./653/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./653/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./653") = 0 mkdir("./654", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6536 attached , child_tidptr=0x55557b251650) = 6536 [pid 6536] set_robust_list(0x55557b251660, 24) = 0 [pid 6536] chdir("./654") = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6536] setpgid(0, 0) = 0 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6536] write(3, "1000", 4) = 4 [pid 6536] close(3) = 0 [pid 6536] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6536] write(1, "executing program\n", 18executing program ) = 18 [pid 6536] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6536] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6536] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6536] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6536] exit_group(0) = ? [pid 6536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./654", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./654/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./654/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./654") = 0 mkdir("./655", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6537 attached , child_tidptr=0x55557b251650) = 6537 [pid 6537] set_robust_list(0x55557b251660, 24) = 0 [pid 6537] chdir("./655") = 0 [pid 6537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6537] setpgid(0, 0) = 0 [pid 6537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6537] write(3, "1000", 4) = 4 [pid 6537] close(3) = 0 [pid 6537] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6537] write(1, "executing program\n", 18) = 18 [pid 6537] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6537] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6537] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6537] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6537] exit_group(0) = ? [pid 6537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./655", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./655/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./655/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./655") = 0 mkdir("./656", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6538 attached , child_tidptr=0x55557b251650) = 6538 [pid 6538] set_robust_list(0x55557b251660, 24) = 0 [pid 6538] chdir("./656") = 0 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6538] setpgid(0, 0) = 0 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6538] write(3, "1000", 4) = 4 [pid 6538] close(3) = 0 [pid 6538] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6538] write(1, "executing program\n", 18executing program ) = 18 [pid 6538] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6538] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6538] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6538] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6538] exit_group(0) = ? [pid 6538] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./656", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./656/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./656/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./656") = 0 mkdir("./657", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6539 attached , child_tidptr=0x55557b251650) = 6539 [pid 6539] set_robust_list(0x55557b251660, 24) = 0 [pid 6539] chdir("./657") = 0 [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6539] setpgid(0, 0) = 0 [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6539] write(3, "1000", 4) = 4 [pid 6539] close(3) = 0 [pid 6539] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6539] write(1, "executing program\n", 18executing program ) = 18 [pid 6539] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6539] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6539] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6539] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6539] exit_group(0) = ? [pid 6539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./657", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./657/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./657/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./657") = 0 mkdir("./658", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6540 attached , child_tidptr=0x55557b251650) = 6540 [pid 6540] set_robust_list(0x55557b251660, 24) = 0 [pid 6540] chdir("./658") = 0 [pid 6540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6540] setpgid(0, 0) = 0 [pid 6540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6540] write(3, "1000", 4) = 4 [pid 6540] close(3) = 0 [pid 6540] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6540] write(1, "executing program\n", 18) = 18 [pid 6540] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6540] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6540] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6540] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6540] exit_group(0) = ? [pid 6540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./658", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./658/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./658") = 0 mkdir("./659", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6541 attached , child_tidptr=0x55557b251650) = 6541 [pid 6541] set_robust_list(0x55557b251660, 24) = 0 [pid 6541] chdir("./659") = 0 [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6541] setpgid(0, 0) = 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6541] write(3, "1000", 4) = 4 [pid 6541] close(3) = 0 [pid 6541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6541] write(1, "executing program\n", 18executing program ) = 18 [pid 6541] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6541] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6541] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6541] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6541] exit_group(0) = ? [pid 6541] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./659", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./659/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./659/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./659") = 0 mkdir("./660", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6542 attached , child_tidptr=0x55557b251650) = 6542 [pid 6542] set_robust_list(0x55557b251660, 24) = 0 [pid 6542] chdir("./660") = 0 [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6542] setpgid(0, 0) = 0 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6542] write(3, "1000", 4) = 4 [pid 6542] close(3) = 0 [pid 6542] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6542] write(1, "executing program\n", 18) = 18 [pid 6542] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6542] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6542] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6542] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6542] exit_group(0) = ? [pid 6542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6542, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./660", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./660/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./660/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./660") = 0 mkdir("./661", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6543 attached , child_tidptr=0x55557b251650) = 6543 [pid 6543] set_robust_list(0x55557b251660, 24) = 0 [pid 6543] chdir("./661") = 0 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6543] setpgid(0, 0) = 0 [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6543] write(3, "1000", 4) = 4 [pid 6543] close(3) = 0 [pid 6543] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6543] write(1, "executing program\n", 18) = 18 [pid 6543] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6543] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6543] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6543] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6543] exit_group(0) = ? [pid 6543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./661", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./661/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./661/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./661") = 0 mkdir("./662", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6544 attached , child_tidptr=0x55557b251650) = 6544 [pid 6544] set_robust_list(0x55557b251660, 24) = 0 [pid 6544] chdir("./662") = 0 [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6544] setpgid(0, 0) = 0 [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6544] write(3, "1000", 4) = 4 [pid 6544] close(3) = 0 [pid 6544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6544] write(1, "executing program\n", 18executing program ) = 18 [pid 6544] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6544] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6544] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6544] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6544] exit_group(0) = ? [pid 6544] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./662", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./662/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./662/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./662") = 0 mkdir("./663", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6545 attached , child_tidptr=0x55557b251650) = 6545 [pid 6545] set_robust_list(0x55557b251660, 24) = 0 [pid 6545] chdir("./663") = 0 [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6545] setpgid(0, 0) = 0 [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6545] write(3, "1000", 4) = 4 [pid 6545] close(3) = 0 [pid 6545] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6545] write(1, "executing program\n", 18executing program ) = 18 [pid 6545] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6545] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6545] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6545] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6545] exit_group(0) = ? [pid 6545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./663", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./663/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./663/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./663") = 0 mkdir("./664", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6546 attached , child_tidptr=0x55557b251650) = 6546 [pid 6546] set_robust_list(0x55557b251660, 24) = 0 [pid 6546] chdir("./664") = 0 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6546] setpgid(0, 0) = 0 [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6546] write(3, "1000", 4) = 4 [pid 6546] close(3) = 0 [pid 6546] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6546] write(1, "executing program\n", 18) = 18 [pid 6546] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6546] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6546] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6546] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6546] exit_group(0) = ? [pid 6546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./664", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./664/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./664/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./664") = 0 mkdir("./665", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6547 attached , child_tidptr=0x55557b251650) = 6547 [pid 6547] set_robust_list(0x55557b251660, 24) = 0 [pid 6547] chdir("./665") = 0 [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6547] setpgid(0, 0) = 0 [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6547] write(3, "1000", 4) = 4 [pid 6547] close(3) = 0 [pid 6547] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6547] write(1, "executing program\n", 18) = 18 [pid 6547] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6547] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6547] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6547] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6547] exit_group(0) = ? [pid 6547] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./665", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./665/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./665/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./665") = 0 mkdir("./666", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6548 attached , child_tidptr=0x55557b251650) = 6548 [pid 6548] set_robust_list(0x55557b251660, 24) = 0 [pid 6548] chdir("./666") = 0 [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6548] setpgid(0, 0) = 0 [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6548] write(3, "1000", 4) = 4 [pid 6548] close(3) = 0 [pid 6548] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6548] write(1, "executing program\n", 18) = 18 [pid 6548] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6548] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6548] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6548] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6548] exit_group(0) = ? [pid 6548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6548, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./666", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./666/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./666/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./666") = 0 mkdir("./667", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6549 attached , child_tidptr=0x55557b251650) = 6549 [pid 6549] set_robust_list(0x55557b251660, 24) = 0 [pid 6549] chdir("./667") = 0 [pid 6549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6549] setpgid(0, 0) = 0 [pid 6549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6549] write(3, "1000", 4) = 4 [pid 6549] close(3) = 0 [pid 6549] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6549] write(1, "executing program\n", 18) = 18 [pid 6549] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6549] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6549] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6549] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6549] exit_group(0) = ? [pid 6549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./667", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./667/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./667/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./667") = 0 mkdir("./668", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6550 attached , child_tidptr=0x55557b251650) = 6550 [pid 6550] set_robust_list(0x55557b251660, 24) = 0 [pid 6550] chdir("./668") = 0 [pid 6550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6550] setpgid(0, 0) = 0 [pid 6550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6550] write(3, "1000", 4) = 4 [pid 6550] close(3) = 0 [pid 6550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6550] write(1, "executing program\n", 18executing program ) = 18 [pid 6550] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6550] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6550] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6550] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6550] exit_group(0) = ? [pid 6550] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./668", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./668/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./668/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./668") = 0 mkdir("./669", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6551 attached , child_tidptr=0x55557b251650) = 6551 [pid 6551] set_robust_list(0x55557b251660, 24) = 0 [pid 6551] chdir("./669") = 0 [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6551] setpgid(0, 0) = 0 [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6551] write(3, "1000", 4) = 4 [pid 6551] close(3) = 0 [pid 6551] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6551] write(1, "executing program\n", 18) = 18 [pid 6551] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6551] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6551] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6551] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6551] exit_group(0) = ? [pid 6551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./669", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./669/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./669/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./669") = 0 mkdir("./670", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6552 attached , child_tidptr=0x55557b251650) = 6552 [pid 6552] set_robust_list(0x55557b251660, 24) = 0 [pid 6552] chdir("./670") = 0 [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6552] setpgid(0, 0) = 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6552] write(3, "1000", 4) = 4 [pid 6552] close(3) = 0 [pid 6552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6552] write(1, "executing program\n", 18executing program ) = 18 [pid 6552] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6552] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6552] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6552] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6552] exit_group(0) = ? [pid 6552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6552, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./670", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./670/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./670/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./670") = 0 mkdir("./671", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6553 attached , child_tidptr=0x55557b251650) = 6553 [pid 6553] set_robust_list(0x55557b251660, 24) = 0 [pid 6553] chdir("./671") = 0 [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6553] setpgid(0, 0) = 0 [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6553] write(3, "1000", 4) = 4 [pid 6553] close(3) = 0 [pid 6553] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6553] write(1, "executing program\n", 18) = 18 [pid 6553] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6553] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6553] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6553] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6553] exit_group(0) = ? [pid 6553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./671", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./671/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./671/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./671") = 0 mkdir("./672", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6554 attached , child_tidptr=0x55557b251650) = 6554 [pid 6554] set_robust_list(0x55557b251660, 24) = 0 [pid 6554] chdir("./672") = 0 [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6554] setpgid(0, 0) = 0 [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6554] write(3, "1000", 4) = 4 [pid 6554] close(3) = 0 [pid 6554] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6554] write(1, "executing program\n", 18executing program ) = 18 [pid 6554] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6554] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6554] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6554] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6554] exit_group(0) = ? [pid 6554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./672", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./672/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./672/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./672") = 0 mkdir("./673", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6555 attached , child_tidptr=0x55557b251650) = 6555 [pid 6555] set_robust_list(0x55557b251660, 24) = 0 [pid 6555] chdir("./673") = 0 [pid 6555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6555] setpgid(0, 0) = 0 [pid 6555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6555] write(3, "1000", 4) = 4 [pid 6555] close(3) = 0 [pid 6555] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6555] write(1, "executing program\n", 18) = 18 [pid 6555] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6555] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6555] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6555] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6555] exit_group(0) = ? [pid 6555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./673", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./673/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./673/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./673") = 0 mkdir("./674", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6556 attached , child_tidptr=0x55557b251650) = 6556 [pid 6556] set_robust_list(0x55557b251660, 24) = 0 [pid 6556] chdir("./674") = 0 [pid 6556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6556] setpgid(0, 0) = 0 [pid 6556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6556] write(3, "1000", 4) = 4 [pid 6556] close(3) = 0 [pid 6556] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6556] write(1, "executing program\n", 18executing program ) = 18 [pid 6556] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6556] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6556] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6556] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6556] exit_group(0) = ? [pid 6556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./674", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./674/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./674/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./674") = 0 mkdir("./675", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6557 attached , child_tidptr=0x55557b251650) = 6557 [pid 6557] set_robust_list(0x55557b251660, 24) = 0 [pid 6557] chdir("./675") = 0 [pid 6557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6557] setpgid(0, 0) = 0 [pid 6557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6557] write(3, "1000", 4) = 4 [pid 6557] close(3) = 0 [pid 6557] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6557] write(1, "executing program\n", 18) = 18 [pid 6557] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6557] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6557] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6557] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6557] exit_group(0) = ? [pid 6557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./675", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./675/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./675/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./675") = 0 mkdir("./676", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6558 attached , child_tidptr=0x55557b251650) = 6558 [pid 6558] set_robust_list(0x55557b251660, 24) = 0 [pid 6558] chdir("./676") = 0 [pid 6558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6558] setpgid(0, 0) = 0 [pid 6558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6558] write(3, "1000", 4) = 4 [pid 6558] close(3) = 0 [pid 6558] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6558] write(1, "executing program\n", 18) = 18 [pid 6558] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6558] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6558] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6558] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6558] exit_group(0) = ? [pid 6558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./676", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./676/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./676/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./676") = 0 mkdir("./677", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6559 attached , child_tidptr=0x55557b251650) = 6559 [pid 6559] set_robust_list(0x55557b251660, 24) = 0 [pid 6559] chdir("./677") = 0 [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6559] setpgid(0, 0) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6559] write(3, "1000", 4) = 4 [pid 6559] close(3) = 0 [pid 6559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6559] write(1, "executing program\n", 18executing program ) = 18 [pid 6559] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6559] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6559] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6559] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6559] exit_group(0) = ? [pid 6559] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./677", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./677/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./677/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./677") = 0 mkdir("./678", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6560 attached , child_tidptr=0x55557b251650) = 6560 [pid 6560] set_robust_list(0x55557b251660, 24) = 0 [pid 6560] chdir("./678") = 0 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6560] setpgid(0, 0) = 0 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6560] write(3, "1000", 4) = 4 [pid 6560] close(3) = 0 [pid 6560] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6560] write(1, "executing program\n", 18executing program ) = 18 [pid 6560] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6560] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6560] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6560] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6560] exit_group(0) = ? [pid 6560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./678", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./678/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./678/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./678") = 0 mkdir("./679", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6561 attached , child_tidptr=0x55557b251650) = 6561 [pid 6561] set_robust_list(0x55557b251660, 24) = 0 [pid 6561] chdir("./679") = 0 [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6561] setpgid(0, 0) = 0 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6561] write(3, "1000", 4) = 4 [pid 6561] close(3) = 0 [pid 6561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6561] write(1, "executing program\n", 18executing program ) = 18 [pid 6561] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6561] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6561] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6561] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6561] exit_group(0) = ? [pid 6561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./679", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./679/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./679/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./679") = 0 mkdir("./680", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6562 attached , child_tidptr=0x55557b251650) = 6562 [pid 6562] set_robust_list(0x55557b251660, 24) = 0 [pid 6562] chdir("./680") = 0 [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6562] setpgid(0, 0) = 0 [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6562] write(3, "1000", 4) = 4 [pid 6562] close(3) = 0 [pid 6562] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6562] write(1, "executing program\n", 18) = 18 [pid 6562] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6562] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6562] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6562] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6562] exit_group(0) = ? [pid 6562] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./680", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./680/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./680/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./680") = 0 mkdir("./681", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6563 attached , child_tidptr=0x55557b251650) = 6563 [pid 6563] set_robust_list(0x55557b251660, 24) = 0 [pid 6563] chdir("./681") = 0 [pid 6563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6563] setpgid(0, 0) = 0 [pid 6563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6563] write(3, "1000", 4) = 4 [pid 6563] close(3) = 0 [pid 6563] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6563] write(1, "executing program\n", 18) = 18 [pid 6563] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6563] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6563] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6563] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6563] exit_group(0) = ? [pid 6563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./681", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./681/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./681/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./681") = 0 mkdir("./682", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6564 attached , child_tidptr=0x55557b251650) = 6564 [pid 6564] set_robust_list(0x55557b251660, 24) = 0 [pid 6564] chdir("./682") = 0 [pid 6564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6564] setpgid(0, 0) = 0 [pid 6564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6564] write(3, "1000", 4) = 4 [pid 6564] close(3) = 0 [pid 6564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6564] write(1, "executing program\n", 18executing program ) = 18 [pid 6564] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6564] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6564] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6564] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6564] exit_group(0) = ? [pid 6564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./682", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./682/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./682") = 0 mkdir("./683", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6565 attached , child_tidptr=0x55557b251650) = 6565 [pid 6565] set_robust_list(0x55557b251660, 24) = 0 [pid 6565] chdir("./683") = 0 [pid 6565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6565] setpgid(0, 0) = 0 [pid 6565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6565] write(3, "1000", 4) = 4 [pid 6565] close(3) = 0 [pid 6565] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6565] write(1, "executing program\n", 18) = 18 [pid 6565] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6565] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6565] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6565] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6565] exit_group(0) = ? [pid 6565] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./683", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./683/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./683/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./683") = 0 mkdir("./684", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6566 attached , child_tidptr=0x55557b251650) = 6566 [pid 6566] set_robust_list(0x55557b251660, 24) = 0 [pid 6566] chdir("./684") = 0 [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6566] setpgid(0, 0) = 0 [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6566] write(3, "1000", 4) = 4 [pid 6566] close(3) = 0 [pid 6566] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6566] write(1, "executing program\n", 18) = 18 [pid 6566] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6566] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6566] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6566] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6566] exit_group(0) = ? [pid 6566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./684", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./684/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./684") = 0 mkdir("./685", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6567 attached , child_tidptr=0x55557b251650) = 6567 [pid 6567] set_robust_list(0x55557b251660, 24) = 0 [pid 6567] chdir("./685") = 0 [pid 6567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6567] setpgid(0, 0) = 0 [pid 6567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6567] write(3, "1000", 4) = 4 [pid 6567] close(3) = 0 [pid 6567] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6567] write(1, "executing program\n", 18executing program ) = 18 [pid 6567] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6567] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6567] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6567] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6567] exit_group(0) = ? [pid 6567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./685", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./685/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./685/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./685") = 0 mkdir("./686", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6568 ./strace-static-x86_64: Process 6568 attached [pid 6568] set_robust_list(0x55557b251660, 24) = 0 [pid 6568] chdir("./686") = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6568] setpgid(0, 0) = 0 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6568] write(3, "1000", 4) = 4 [pid 6568] close(3) = 0 [pid 6568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6568] write(1, "executing program\n", 18executing program ) = 18 [pid 6568] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6568] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6568] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6568] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6568] exit_group(0) = ? [pid 6568] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./686", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./686/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./686/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./686") = 0 mkdir("./687", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6569 attached , child_tidptr=0x55557b251650) = 6569 [pid 6569] set_robust_list(0x55557b251660, 24) = 0 [pid 6569] chdir("./687") = 0 [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6569] setpgid(0, 0) = 0 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6569] write(3, "1000", 4) = 4 [pid 6569] close(3) = 0 [pid 6569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6569] write(1, "executing program\n", 18executing program ) = 18 [pid 6569] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6569] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6569] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6569] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6569] exit_group(0) = ? [pid 6569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./687", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./687/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./687/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./687") = 0 mkdir("./688", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6570 attached , child_tidptr=0x55557b251650) = 6570 [pid 6570] set_robust_list(0x55557b251660, 24) = 0 [pid 6570] chdir("./688") = 0 [pid 6570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6570] setpgid(0, 0) = 0 [pid 6570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6570] write(3, "1000", 4) = 4 [pid 6570] close(3) = 0 [pid 6570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6570] write(1, "executing program\n", 18executing program ) = 18 [pid 6570] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6570] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6570] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6570] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6570] exit_group(0) = ? [pid 6570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./688", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./688/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./688/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./688") = 0 mkdir("./689", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6571 attached , child_tidptr=0x55557b251650) = 6571 [pid 6571] set_robust_list(0x55557b251660, 24) = 0 [pid 6571] chdir("./689") = 0 [pid 6571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6571] setpgid(0, 0) = 0 [pid 6571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6571] write(3, "1000", 4) = 4 [pid 6571] close(3) = 0 [pid 6571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6571] write(1, "executing program\n", 18executing program ) = 18 [pid 6571] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6571] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6571] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6571] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6571] exit_group(0) = ? [pid 6571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6571, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./689", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./689/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./689/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./689") = 0 mkdir("./690", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6572 attached , child_tidptr=0x55557b251650) = 6572 [pid 6572] set_robust_list(0x55557b251660, 24) = 0 [pid 6572] chdir("./690") = 0 [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6572] setpgid(0, 0) = 0 [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6572] write(3, "1000", 4) = 4 [pid 6572] close(3) = 0 [pid 6572] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6572] write(1, "executing program\n", 18executing program ) = 18 [pid 6572] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6572] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6572] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6572] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6572] exit_group(0) = ? [pid 6572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./690", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./690/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./690/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./690") = 0 mkdir("./691", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6573 ./strace-static-x86_64: Process 6573 attached [pid 6573] set_robust_list(0x55557b251660, 24) = 0 [pid 6573] chdir("./691") = 0 [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6573] setpgid(0, 0) = 0 [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6573] write(3, "1000", 4) = 4 [pid 6573] close(3) = 0 [pid 6573] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6573] write(1, "executing program\n", 18) = 18 [pid 6573] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6573] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6573] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6573] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6573] exit_group(0) = ? [pid 6573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./691", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./691/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./691/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./691") = 0 mkdir("./692", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6574 attached , child_tidptr=0x55557b251650) = 6574 [pid 6574] set_robust_list(0x55557b251660, 24) = 0 [pid 6574] chdir("./692") = 0 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6574] setpgid(0, 0) = 0 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6574] write(3, "1000", 4) = 4 [pid 6574] close(3) = 0 [pid 6574] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6574] write(1, "executing program\n", 18) = 18 [pid 6574] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6574] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6574] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6574] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6574] exit_group(0) = ? [pid 6574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./692", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./692/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./692/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./692") = 0 mkdir("./693", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6575 attached , child_tidptr=0x55557b251650) = 6575 [pid 6575] set_robust_list(0x55557b251660, 24) = 0 [pid 6575] chdir("./693") = 0 [pid 6575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6575] setpgid(0, 0) = 0 [pid 6575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6575] write(3, "1000", 4) = 4 [pid 6575] close(3) = 0 [pid 6575] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6575] write(1, "executing program\n", 18) = 18 [pid 6575] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6575] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6575] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6575] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6575] exit_group(0) = ? [pid 6575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./693", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./693/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./693/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./693") = 0 mkdir("./694", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6576 attached , child_tidptr=0x55557b251650) = 6576 [pid 6576] set_robust_list(0x55557b251660, 24) = 0 [pid 6576] chdir("./694") = 0 [pid 6576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6576] setpgid(0, 0) = 0 [pid 6576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6576] write(3, "1000", 4) = 4 [pid 6576] close(3) = 0 [pid 6576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6576] write(1, "executing program\n", 18executing program ) = 18 [pid 6576] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6576] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6576] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6576] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6576] exit_group(0) = ? [pid 6576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./694", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./694/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./694/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./694") = 0 mkdir("./695", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6577 attached , child_tidptr=0x55557b251650) = 6577 [pid 6577] set_robust_list(0x55557b251660, 24) = 0 [pid 6577] chdir("./695") = 0 [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6577] setpgid(0, 0) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6577] write(3, "1000", 4) = 4 [pid 6577] close(3) = 0 [pid 6577] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6577] write(1, "executing program\n", 18) = 18 [pid 6577] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6577] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6577] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6577] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6577] exit_group(0) = ? [pid 6577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./695", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./695/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./695/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./695") = 0 mkdir("./696", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6578 attached , child_tidptr=0x55557b251650) = 6578 [pid 6578] set_robust_list(0x55557b251660, 24) = 0 [pid 6578] chdir("./696") = 0 [pid 6578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6578] setpgid(0, 0) = 0 [pid 6578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6578] write(3, "1000", 4) = 4 [pid 6578] close(3) = 0 [pid 6578] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6578] write(1, "executing program\n", 18) = 18 [pid 6578] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6578] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6578] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6578] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6578] exit_group(0) = ? [pid 6578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./696", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./696/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./696/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./696") = 0 mkdir("./697", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6579 attached , child_tidptr=0x55557b251650) = 6579 [pid 6579] set_robust_list(0x55557b251660, 24) = 0 [pid 6579] chdir("./697") = 0 [pid 6579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6579] setpgid(0, 0) = 0 [pid 6579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6579] write(3, "1000", 4) = 4 [pid 6579] close(3) = 0 [pid 6579] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6579] write(1, "executing program\n", 18) = 18 [pid 6579] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6579] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6579] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6579] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6579] exit_group(0) = ? [pid 6579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./697", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./697/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./697/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./697") = 0 mkdir("./698", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6580 attached , child_tidptr=0x55557b251650) = 6580 [pid 6580] set_robust_list(0x55557b251660, 24) = 0 [pid 6580] chdir("./698") = 0 [pid 6580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6580] setpgid(0, 0) = 0 [pid 6580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6580] write(3, "1000", 4) = 4 [pid 6580] close(3) = 0 [pid 6580] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6580] write(1, "executing program\n", 18executing program ) = 18 [pid 6580] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6580] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6580] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6580] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6580] exit_group(0) = ? [pid 6580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./698", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./698/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./698/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./698") = 0 mkdir("./699", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6581 attached , child_tidptr=0x55557b251650) = 6581 [pid 6581] set_robust_list(0x55557b251660, 24) = 0 [pid 6581] chdir("./699") = 0 [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6581] setpgid(0, 0) = 0 [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6581] write(3, "1000", 4) = 4 [pid 6581] close(3) = 0 [pid 6581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6581] write(1, "executing program\n", 18executing program ) = 18 [pid 6581] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6581] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6581] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6581] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6581] exit_group(0) = ? [pid 6581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./699", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./699/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./699/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./699") = 0 mkdir("./700", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6582 attached , child_tidptr=0x55557b251650) = 6582 [pid 6582] set_robust_list(0x55557b251660, 24) = 0 [pid 6582] chdir("./700") = 0 [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6582] setpgid(0, 0) = 0 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6582] write(3, "1000", 4) = 4 [pid 6582] close(3) = 0 [pid 6582] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6582] write(1, "executing program\n", 18executing program ) = 18 [pid 6582] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6582] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6582] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6582] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6582] exit_group(0) = ? [pid 6582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./700", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./700/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./700/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./700") = 0 mkdir("./701", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6583 attached , child_tidptr=0x55557b251650) = 6583 [pid 6583] set_robust_list(0x55557b251660, 24) = 0 [pid 6583] chdir("./701") = 0 [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6583] setpgid(0, 0) = 0 [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6583] write(3, "1000", 4) = 4 [pid 6583] close(3) = 0 [pid 6583] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6583] write(1, "executing program\n", 18) = 18 [pid 6583] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6583] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6583] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6583] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6583] exit_group(0) = ? [pid 6583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./701", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./701/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./701/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./701") = 0 mkdir("./702", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6584 attached , child_tidptr=0x55557b251650) = 6584 [pid 6584] set_robust_list(0x55557b251660, 24) = 0 [pid 6584] chdir("./702") = 0 [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6584] setpgid(0, 0) = 0 [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6584] write(3, "1000", 4) = 4 [pid 6584] close(3) = 0 [pid 6584] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6584] write(1, "executing program\n", 18executing program ) = 18 [pid 6584] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6584] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6584] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6584] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6584] exit_group(0) = ? [pid 6584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./702", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./702/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./702/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./702") = 0 mkdir("./703", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6585 attached , child_tidptr=0x55557b251650) = 6585 [pid 6585] set_robust_list(0x55557b251660, 24) = 0 [pid 6585] chdir("./703") = 0 [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6585] setpgid(0, 0) = 0 [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6585] write(3, "1000", 4) = 4 [pid 6585] close(3) = 0 [pid 6585] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6585] write(1, "executing program\n", 18) = 18 executing program [pid 6585] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6585] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6585] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6585] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6585] exit_group(0) = ? [pid 6585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./703", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./703/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./703/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./703") = 0 mkdir("./704", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6586 attached , child_tidptr=0x55557b251650) = 6586 [pid 6586] set_robust_list(0x55557b251660, 24) = 0 [pid 6586] chdir("./704") = 0 [pid 6586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6586] setpgid(0, 0) = 0 [pid 6586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6586] write(3, "1000", 4) = 4 [pid 6586] close(3) = 0 [pid 6586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6586] write(1, "executing program\n", 18executing program ) = 18 [pid 6586] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6586] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6586] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6586] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6586] exit_group(0) = ? [pid 6586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./704", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./704/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./704/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./704") = 0 mkdir("./705", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6587 attached , child_tidptr=0x55557b251650) = 6587 [pid 6587] set_robust_list(0x55557b251660, 24) = 0 [pid 6587] chdir("./705") = 0 [pid 6587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6587] setpgid(0, 0) = 0 [pid 6587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6587] write(3, "1000", 4) = 4 [pid 6587] close(3) = 0 [pid 6587] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6587] write(1, "executing program\n", 18) = 18 [pid 6587] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6587] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6587] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6587] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6587] exit_group(0) = ? [pid 6587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./705", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./705/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./705/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./705") = 0 mkdir("./706", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6588 attached , child_tidptr=0x55557b251650) = 6588 [pid 6588] set_robust_list(0x55557b251660, 24) = 0 [pid 6588] chdir("./706") = 0 [pid 6588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6588] setpgid(0, 0) = 0 [pid 6588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6588] write(3, "1000", 4) = 4 [pid 6588] close(3) = 0 [pid 6588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6588] write(1, "executing program\n", 18executing program ) = 18 [pid 6588] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6588] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6588] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6588] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6588] exit_group(0) = ? [pid 6588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6588, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./706", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./706/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./706/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./706") = 0 mkdir("./707", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6589 attached , child_tidptr=0x55557b251650) = 6589 [pid 6589] set_robust_list(0x55557b251660, 24) = 0 [pid 6589] chdir("./707") = 0 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6589] setpgid(0, 0) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6589] write(3, "1000", 4) = 4 [pid 6589] close(3executing program ) = 0 [pid 6589] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6589] write(1, "executing program\n", 18) = 18 [pid 6589] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6589] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6589] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6589] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6589] exit_group(0) = ? [pid 6589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./707", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./707/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./707/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./707") = 0 mkdir("./708", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6590 attached , child_tidptr=0x55557b251650) = 6590 [pid 6590] set_robust_list(0x55557b251660, 24) = 0 [pid 6590] chdir("./708") = 0 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6590] setpgid(0, 0) = 0 [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6590] write(3, "1000", 4) = 4 [pid 6590] close(3) = 0 [pid 6590] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6590] write(1, "executing program\n", 18) = 18 [pid 6590] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6590] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6590] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6590] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6590] exit_group(0) = ? [pid 6590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./708", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./708/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./708/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./708") = 0 mkdir("./709", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6591 attached , child_tidptr=0x55557b251650) = 6591 [pid 6591] set_robust_list(0x55557b251660, 24) = 0 [pid 6591] chdir("./709") = 0 [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6591] setpgid(0, 0) = 0 [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6591] write(3, "1000", 4) = 4 [pid 6591] close(3) = 0 [pid 6591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6591] write(1, "executing program\n", 18executing program ) = 18 [pid 6591] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6591] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6591] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6591] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6591] exit_group(0) = ? [pid 6591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./709", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./709/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./709/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./709") = 0 mkdir("./710", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6592 attached , child_tidptr=0x55557b251650) = 6592 [pid 6592] set_robust_list(0x55557b251660, 24) = 0 [pid 6592] chdir("./710") = 0 [pid 6592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6592] setpgid(0, 0) = 0 [pid 6592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6592] write(3, "1000", 4) = 4 [pid 6592] close(3) = 0 [pid 6592] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6592] write(1, "executing program\n", 18) = 18 [pid 6592] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6592] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6592] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6592] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6592] exit_group(0) = ? [pid 6592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./710", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./710/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./710/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./710") = 0 mkdir("./711", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6593 attached , child_tidptr=0x55557b251650) = 6593 [pid 6593] set_robust_list(0x55557b251660, 24) = 0 [pid 6593] chdir("./711") = 0 [pid 6593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6593] setpgid(0, 0) = 0 [pid 6593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6593] write(3, "1000", 4) = 4 [pid 6593] close(3) = 0 [pid 6593] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6593] write(1, "executing program\n", 18) = 18 [pid 6593] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6593] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6593] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6593] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6593] exit_group(0) = ? [pid 6593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./711", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./711/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./711/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./711") = 0 mkdir("./712", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6594 attached , child_tidptr=0x55557b251650) = 6594 [pid 6594] set_robust_list(0x55557b251660, 24) = 0 [pid 6594] chdir("./712") = 0 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6594] setpgid(0, 0) = 0 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6594] write(3, "1000", 4) = 4 [pid 6594] close(3) = 0 [pid 6594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6594] write(1, "executing program\n", 18executing program ) = 18 [pid 6594] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6594] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6594] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6594] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6594] exit_group(0) = ? [pid 6594] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./712", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./712/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./712/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./712") = 0 mkdir("./713", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6595 attached , child_tidptr=0x55557b251650) = 6595 [pid 6595] set_robust_list(0x55557b251660, 24) = 0 [pid 6595] chdir("./713") = 0 [pid 6595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6595] setpgid(0, 0) = 0 [pid 6595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6595] write(3, "1000", 4) = 4 [pid 6595] close(3) = 0 [pid 6595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6595] write(1, "executing program\n", 18executing program ) = 18 [pid 6595] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6595] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6595] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6595] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6595] exit_group(0) = ? [pid 6595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./713", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./713/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./713/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./713") = 0 mkdir("./714", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6596 attached , child_tidptr=0x55557b251650) = 6596 [pid 6596] set_robust_list(0x55557b251660, 24) = 0 [pid 6596] chdir("./714") = 0 [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6596] setpgid(0, 0) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6596] write(3, "1000", 4) = 4 [pid 6596] close(3) = 0 [pid 6596] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6596] write(1, "executing program\n", 18) = 18 [pid 6596] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6596] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6596] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6596] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6596] exit_group(0) = ? [pid 6596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./714", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./714/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./714/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./714") = 0 mkdir("./715", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6597 attached , child_tidptr=0x55557b251650) = 6597 [pid 6597] set_robust_list(0x55557b251660, 24) = 0 [pid 6597] chdir("./715") = 0 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6597] setpgid(0, 0) = 0 [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6597] write(3, "1000", 4) = 4 [pid 6597] close(3) = 0 [pid 6597] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6597] write(1, "executing program\n", 18executing program ) = 18 [pid 6597] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6597] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6597] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6597] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6597] exit_group(0) = ? [pid 6597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./715", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./715/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./715/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./715") = 0 mkdir("./716", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6598 attached , child_tidptr=0x55557b251650) = 6598 [pid 6598] set_robust_list(0x55557b251660, 24) = 0 [pid 6598] chdir("./716") = 0 [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6598] setpgid(0, 0) = 0 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6598] write(3, "1000", 4) = 4 [pid 6598] close(3) = 0 [pid 6598] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6598] write(1, "executing program\n", 18) = 18 [pid 6598] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6598] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6598] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6598] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6598] exit_group(0) = ? [pid 6598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./716", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./716/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./716/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./716") = 0 mkdir("./717", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6599 attached , child_tidptr=0x55557b251650) = 6599 [pid 6599] set_robust_list(0x55557b251660, 24) = 0 [pid 6599] chdir("./717") = 0 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6599] setpgid(0, 0) = 0 [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6599] write(3, "1000", 4) = 4 [pid 6599] close(3) = 0 [pid 6599] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6599] write(1, "executing program\n", 18) = 18 [pid 6599] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6599] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6599] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6599] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6599] exit_group(0) = ? [pid 6599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./717", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./717/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./717/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./717") = 0 mkdir("./718", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6600 attached , child_tidptr=0x55557b251650) = 6600 [pid 6600] set_robust_list(0x55557b251660, 24) = 0 [pid 6600] chdir("./718") = 0 [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6600] setpgid(0, 0) = 0 [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6600] write(3, "1000", 4) = 4 [pid 6600] close(3) = 0 [pid 6600] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6600] write(1, "executing program\n", 18) = 18 [pid 6600] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6600] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6600] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6600] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6600] exit_group(0) = ? [pid 6600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./718", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./718/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./718/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./718") = 0 mkdir("./719", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6601 attached , child_tidptr=0x55557b251650) = 6601 [pid 6601] set_robust_list(0x55557b251660, 24) = 0 [pid 6601] chdir("./719") = 0 [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6601] setpgid(0, 0) = 0 [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6601] write(3, "1000", 4) = 4 [pid 6601] close(3) = 0 [pid 6601] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6601] write(1, "executing program\n", 18executing program ) = 18 [pid 6601] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6601] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6601] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6601] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6601] exit_group(0) = ? [pid 6601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./719", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./719/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./719/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./719") = 0 mkdir("./720", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6602 attached , child_tidptr=0x55557b251650) = 6602 [pid 6602] set_robust_list(0x55557b251660, 24) = 0 [pid 6602] chdir("./720") = 0 [pid 6602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6602] setpgid(0, 0) = 0 [pid 6602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6602] write(3, "1000", 4) = 4 [pid 6602] close(3) = 0 [pid 6602] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6602] write(1, "executing program\n", 18) = 18 [pid 6602] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6602] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6602] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6602] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6602] exit_group(0) = ? [pid 6602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./720", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./720/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./720/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./720") = 0 mkdir("./721", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6603 attached , child_tidptr=0x55557b251650) = 6603 [pid 6603] set_robust_list(0x55557b251660, 24) = 0 [pid 6603] chdir("./721") = 0 [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6603] setpgid(0, 0) = 0 [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6603] write(3, "1000", 4) = 4 [pid 6603] close(3) = 0 [pid 6603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6603] write(1, "executing program\n", 18executing program ) = 18 [pid 6603] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6603] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6603] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6603] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6603] exit_group(0) = ? [pid 6603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./721", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./721/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./721/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./721") = 0 mkdir("./722", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6604 attached , child_tidptr=0x55557b251650) = 6604 [pid 6604] set_robust_list(0x55557b251660, 24) = 0 [pid 6604] chdir("./722") = 0 [pid 6604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6604] setpgid(0, 0) = 0 [pid 6604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6604] write(3, "1000", 4) = 4 [pid 6604] close(3) = 0 [pid 6604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6604] write(1, "executing program\n", 18executing program ) = 18 [pid 6604] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6604] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6604] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6604] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6604] exit_group(0) = ? [pid 6604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./722", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./722/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./722/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./722") = 0 mkdir("./723", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6605 attached , child_tidptr=0x55557b251650) = 6605 [pid 6605] set_robust_list(0x55557b251660, 24) = 0 [pid 6605] chdir("./723") = 0 [pid 6605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6605] setpgid(0, 0) = 0 [pid 6605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6605] write(3, "1000", 4) = 4 [pid 6605] close(3) = 0 [pid 6605] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6605] write(1, "executing program\n", 18) = 18 [pid 6605] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6605] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6605] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6605] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6605] exit_group(0) = ? [pid 6605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./723", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./723/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./723/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./723") = 0 mkdir("./724", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6606 attached , child_tidptr=0x55557b251650) = 6606 [pid 6606] set_robust_list(0x55557b251660, 24) = 0 [pid 6606] chdir("./724") = 0 [pid 6606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6606] setpgid(0, 0) = 0 [pid 6606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6606] write(3, "1000", 4) = 4 [pid 6606] close(3) = 0 [pid 6606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6606] write(1, "executing program\n", 18executing program ) = 18 [pid 6606] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6606] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6606] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6606] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6606] exit_group(0) = ? [pid 6606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./724", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./724/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./724/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./724") = 0 mkdir("./725", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6607 attached , child_tidptr=0x55557b251650) = 6607 [pid 6607] set_robust_list(0x55557b251660, 24) = 0 [pid 6607] chdir("./725") = 0 [pid 6607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6607] setpgid(0, 0) = 0 [pid 6607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6607] write(3, "1000", 4) = 4 [pid 6607] close(3) = 0 [pid 6607] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6607] write(1, "executing program\n", 18) = 18 [pid 6607] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6607] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6607] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6607] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6607] exit_group(0) = ? [pid 6607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./725", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./725/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./725/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./725") = 0 mkdir("./726", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6608 attached , child_tidptr=0x55557b251650) = 6608 [pid 6608] set_robust_list(0x55557b251660, 24) = 0 [pid 6608] chdir("./726") = 0 [pid 6608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6608] setpgid(0, 0) = 0 [pid 6608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6608] write(3, "1000", 4) = 4 [pid 6608] close(3) = 0 [pid 6608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6608] write(1, "executing program\n", 18executing program ) = 18 [pid 6608] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6608] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6608] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6608] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6608] exit_group(0) = ? [pid 6608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./726", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./726/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./726/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./726") = 0 mkdir("./727", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6609 attached , child_tidptr=0x55557b251650) = 6609 [pid 6609] set_robust_list(0x55557b251660, 24) = 0 [pid 6609] chdir("./727") = 0 [pid 6609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6609] setpgid(0, 0) = 0 [pid 6609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6609] write(3, "1000", 4) = 4 [pid 6609] close(3) = 0 [pid 6609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6609] write(1, "executing program\n", 18executing program ) = 18 [pid 6609] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6609] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6609] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6609] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6609] exit_group(0) = ? [pid 6609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./727", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./727/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./727/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./727") = 0 mkdir("./728", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6610 attached , child_tidptr=0x55557b251650) = 6610 [pid 6610] set_robust_list(0x55557b251660, 24) = 0 [pid 6610] chdir("./728") = 0 [pid 6610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6610] setpgid(0, 0) = 0 [pid 6610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6610] write(3, "1000", 4) = 4 [pid 6610] close(3) = 0 [pid 6610] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6610] write(1, "executing program\n", 18executing program ) = 18 [pid 6610] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6610] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6610] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6610] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6610] exit_group(0) = ? [pid 6610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./728", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./728/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./728/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./728") = 0 mkdir("./729", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6611 attached [pid 6611] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6611 [pid 6611] <... set_robust_list resumed>) = 0 [pid 6611] chdir("./729") = 0 [pid 6611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6611] setpgid(0, 0) = 0 [pid 6611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6611] write(3, "1000", 4) = 4 [pid 6611] close(3) = 0 [pid 6611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6611] write(1, "executing program\n", 18executing program ) = 18 [pid 6611] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6611] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6611] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6611] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6611] exit_group(0) = ? [pid 6611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./729", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./729/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./729/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./729") = 0 mkdir("./730", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6612 attached , child_tidptr=0x55557b251650) = 6612 [pid 6612] set_robust_list(0x55557b251660, 24) = 0 [pid 6612] chdir("./730") = 0 [pid 6612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6612] setpgid(0, 0) = 0 [pid 6612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6612] write(3, "1000", 4) = 4 [pid 6612] close(3) = 0 [pid 6612] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6612] write(1, "executing program\n", 18) = 18 [pid 6612] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6612] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6612] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6612] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6612] exit_group(0) = ? [pid 6612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./730", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./730/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./730/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./730") = 0 mkdir("./731", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6613 attached , child_tidptr=0x55557b251650) = 6613 [pid 6613] set_robust_list(0x55557b251660, 24) = 0 [pid 6613] chdir("./731") = 0 [pid 6613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6613] setpgid(0, 0) = 0 [pid 6613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6613] write(3, "1000", 4) = 4 [pid 6613] close(3) = 0 [pid 6613] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6613] write(1, "executing program\n", 18) = 18 [pid 6613] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6613] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6613] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6613] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6613] exit_group(0) = ? [pid 6613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./731", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./731/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./731/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./731") = 0 mkdir("./732", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6614 attached , child_tidptr=0x55557b251650) = 6614 [pid 6614] set_robust_list(0x55557b251660, 24) = 0 [pid 6614] chdir("./732") = 0 [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6614] setpgid(0, 0) = 0 [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6614] write(3, "1000", 4) = 4 [pid 6614] close(3) = 0 [pid 6614] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6614] write(1, "executing program\n", 18) = 18 [pid 6614] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6614] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6614] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6614] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6614] exit_group(0) = ? [pid 6614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./732", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./732/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./732/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./732") = 0 mkdir("./733", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6615 attached , child_tidptr=0x55557b251650) = 6615 [pid 6615] set_robust_list(0x55557b251660, 24) = 0 [pid 6615] chdir("./733") = 0 [pid 6615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6615] setpgid(0, 0) = 0 [pid 6615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6615] write(3, "1000", 4) = 4 [pid 6615] close(3) = 0 [pid 6615] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6615] write(1, "executing program\n", 18) = 18 [pid 6615] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6615] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6615] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6615] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6615] exit_group(0) = ? [pid 6615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./733", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./733/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./733/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./733") = 0 mkdir("./734", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6616 attached [pid 6616] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6616 [pid 6616] <... set_robust_list resumed>) = 0 [pid 6616] chdir("./734") = 0 [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6616] setpgid(0, 0) = 0 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6616] write(3, "1000", 4) = 4 [pid 6616] close(3) = 0 [pid 6616] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6616] write(1, "executing program\n", 18) = 18 [pid 6616] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6616] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6616] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6616] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6616] exit_group(0) = ? [pid 6616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./734", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./734/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./734/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./734") = 0 mkdir("./735", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6617 attached , child_tidptr=0x55557b251650) = 6617 [pid 6617] set_robust_list(0x55557b251660, 24) = 0 [pid 6617] chdir("./735") = 0 [pid 6617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6617] setpgid(0, 0) = 0 [pid 6617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6617] write(3, "1000", 4) = 4 [pid 6617] close(3) = 0 [pid 6617] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6617] write(1, "executing program\n", 18) = 18 [pid 6617] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6617] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6617] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6617] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6617] exit_group(0) = ? [pid 6617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./735", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./735/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./735/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./735") = 0 mkdir("./736", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6618 attached , child_tidptr=0x55557b251650) = 6618 [pid 6618] set_robust_list(0x55557b251660, 24) = 0 [pid 6618] chdir("./736") = 0 [pid 6618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6618] setpgid(0, 0) = 0 [pid 6618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6618] write(3, "1000", 4) = 4 [pid 6618] close(3) = 0 [pid 6618] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6618] write(1, "executing program\n", 18) = 18 [pid 6618] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6618] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6618] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6618] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6618] exit_group(0) = ? [pid 6618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./736", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./736/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./736/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./736") = 0 mkdir("./737", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6619 attached , child_tidptr=0x55557b251650) = 6619 [pid 6619] set_robust_list(0x55557b251660, 24) = 0 [pid 6619] chdir("./737") = 0 [pid 6619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6619] setpgid(0, 0) = 0 [pid 6619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6619] write(3, "1000", 4) = 4 [pid 6619] close(3) = 0 [pid 6619] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6619] write(1, "executing program\n", 18executing program ) = 18 [pid 6619] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6619] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6619] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6619] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6619] exit_group(0) = ? [pid 6619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./737", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./737/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./737/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./737") = 0 mkdir("./738", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6620 attached , child_tidptr=0x55557b251650) = 6620 [pid 6620] set_robust_list(0x55557b251660, 24) = 0 [pid 6620] chdir("./738") = 0 [pid 6620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6620] setpgid(0, 0) = 0 [pid 6620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6620] write(3, "1000", 4) = 4 [pid 6620] close(3) = 0 [pid 6620] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6620] write(1, "executing program\n", 18) = 18 [pid 6620] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6620] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6620] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6620] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6620] exit_group(0) = ? [pid 6620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./738", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./738/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./738") = 0 mkdir("./739", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6621 attached [pid 6621] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6621 [pid 6621] <... set_robust_list resumed>) = 0 [pid 6621] chdir("./739") = 0 [pid 6621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6621] setpgid(0, 0) = 0 [pid 6621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6621] write(3, "1000", 4) = 4 [pid 6621] close(3) = 0 [pid 6621] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6621] write(1, "executing program\n", 18) = 18 [pid 6621] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6621] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6621] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6621] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6621] exit_group(0) = ? [pid 6621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./739", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./739/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./739/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./739") = 0 mkdir("./740", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6622 attached , child_tidptr=0x55557b251650) = 6622 [pid 6622] set_robust_list(0x55557b251660, 24) = 0 [pid 6622] chdir("./740") = 0 [pid 6622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6622] setpgid(0, 0) = 0 [pid 6622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6622] write(3, "1000", 4) = 4 [pid 6622] close(3) = 0 [pid 6622] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6622] write(1, "executing program\n", 18) = 18 [pid 6622] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6622] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6622] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6622] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6622] exit_group(0) = ? [pid 6622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./740", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./740/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./740/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./740") = 0 mkdir("./741", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6623 attached , child_tidptr=0x55557b251650) = 6623 [pid 6623] set_robust_list(0x55557b251660, 24) = 0 [pid 6623] chdir("./741") = 0 [pid 6623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6623] setpgid(0, 0) = 0 [pid 6623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6623] write(3, "1000", 4) = 4 [pid 6623] close(3) = 0 [pid 6623] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6623] write(1, "executing program\n", 18executing program ) = 18 [pid 6623] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6623] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6623] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6623] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6623] exit_group(0) = ? [pid 6623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./741", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./741/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./741/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./741") = 0 mkdir("./742", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6624 attached , child_tidptr=0x55557b251650) = 6624 [pid 6624] set_robust_list(0x55557b251660, 24) = 0 [pid 6624] chdir("./742") = 0 [pid 6624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6624] setpgid(0, 0) = 0 [pid 6624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6624] write(3, "1000", 4) = 4 [pid 6624] close(3) = 0 [pid 6624] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6624] write(1, "executing program\n", 18) = 18 [pid 6624] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6624] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6624] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6624] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6624] exit_group(0) = ? [pid 6624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./742", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./742/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./742/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./742") = 0 mkdir("./743", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6625 attached , child_tidptr=0x55557b251650) = 6625 [pid 6625] set_robust_list(0x55557b251660, 24) = 0 [pid 6625] chdir("./743") = 0 [pid 6625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6625] setpgid(0, 0) = 0 [pid 6625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6625] write(3, "1000", 4) = 4 [pid 6625] close(3) = 0 [pid 6625] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6625] write(1, "executing program\n", 18) = 18 [pid 6625] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6625] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6625] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6625] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6625] exit_group(0) = ? [pid 6625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./743", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./743/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./743/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./743") = 0 mkdir("./744", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6626 attached , child_tidptr=0x55557b251650) = 6626 [pid 6626] set_robust_list(0x55557b251660, 24) = 0 [pid 6626] chdir("./744") = 0 [pid 6626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6626] setpgid(0, 0) = 0 [pid 6626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6626] write(3, "1000", 4) = 4 [pid 6626] close(3) = 0 [pid 6626] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6626] write(1, "executing program\n", 18executing program ) = 18 [pid 6626] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6626] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6626] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6626] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6626] exit_group(0) = ? [pid 6626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./744", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./744/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./744/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./744") = 0 mkdir("./745", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6627 attached , child_tidptr=0x55557b251650) = 6627 [pid 6627] set_robust_list(0x55557b251660, 24) = 0 [pid 6627] chdir("./745") = 0 [pid 6627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6627] setpgid(0, 0) = 0 [pid 6627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6627] write(3, "1000", 4) = 4 [pid 6627] close(3) = 0 [pid 6627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6627] write(1, "executing program\n", 18executing program ) = 18 [pid 6627] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6627] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6627] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6627] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6627] exit_group(0) = ? [pid 6627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./745", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./745/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./745/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./745") = 0 mkdir("./746", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6628 attached , child_tidptr=0x55557b251650) = 6628 [pid 6628] set_robust_list(0x55557b251660, 24) = 0 [pid 6628] chdir("./746") = 0 [pid 6628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6628] setpgid(0, 0) = 0 [pid 6628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6628] write(3, "1000", 4) = 4 [pid 6628] close(3) = 0 [pid 6628] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6628] write(1, "executing program\n", 18executing program ) = 18 [pid 6628] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6628] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6628] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6628] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6628] exit_group(0) = ? [pid 6628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6628, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./746", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./746/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./746/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./746") = 0 mkdir("./747", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6629 attached , child_tidptr=0x55557b251650) = 6629 [pid 6629] set_robust_list(0x55557b251660, 24) = 0 [pid 6629] chdir("./747") = 0 [pid 6629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6629] setpgid(0, 0) = 0 [pid 6629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6629] write(3, "1000", 4) = 4 [pid 6629] close(3) = 0 [pid 6629] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6629] write(1, "executing program\n", 18) = 18 [pid 6629] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6629] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6629] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6629] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6629] exit_group(0) = ? [pid 6629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./747", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./747/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./747/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./747") = 0 mkdir("./748", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6630 attached , child_tidptr=0x55557b251650) = 6630 [pid 6630] set_robust_list(0x55557b251660, 24) = 0 [pid 6630] chdir("./748") = 0 [pid 6630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6630] setpgid(0, 0) = 0 [pid 6630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6630] write(3, "1000", 4) = 4 [pid 6630] close(3) = 0 [pid 6630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6630] write(1, "executing program\n", 18executing program ) = 18 [pid 6630] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6630] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6630] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6630] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6630] exit_group(0) = ? [pid 6630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./748", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./748/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./748/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./748") = 0 mkdir("./749", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6631 attached , child_tidptr=0x55557b251650) = 6631 [pid 6631] set_robust_list(0x55557b251660, 24) = 0 [pid 6631] chdir("./749") = 0 [pid 6631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6631] setpgid(0, 0) = 0 [pid 6631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6631] write(3, "1000", 4) = 4 [pid 6631] close(3) = 0 [pid 6631] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6631] write(1, "executing program\n", 18executing program ) = 18 [pid 6631] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6631] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6631] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6631] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6631] exit_group(0) = ? [pid 6631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./749", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./749/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./749/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./749") = 0 mkdir("./750", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6632 attached , child_tidptr=0x55557b251650) = 6632 [pid 6632] set_robust_list(0x55557b251660, 24) = 0 [pid 6632] chdir("./750") = 0 [pid 6632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6632] setpgid(0, 0) = 0 [pid 6632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6632] write(3, "1000", 4) = 4 [pid 6632] close(3) = 0 [pid 6632] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6632] write(1, "executing program\n", 18executing program ) = 18 [pid 6632] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6632] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6632] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6632] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6632] exit_group(0) = ? [pid 6632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./750", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./750/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./750/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./750") = 0 mkdir("./751", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6633 attached , child_tidptr=0x55557b251650) = 6633 [pid 6633] set_robust_list(0x55557b251660, 24) = 0 [pid 6633] chdir("./751") = 0 [pid 6633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6633] setpgid(0, 0) = 0 [pid 6633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6633] write(3, "1000", 4) = 4 [pid 6633] close(3) = 0 [pid 6633] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6633] write(1, "executing program\n", 18) = 18 [pid 6633] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6633] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6633] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6633] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6633] exit_group(0) = ? [pid 6633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./751", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./751/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./751/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./751") = 0 mkdir("./752", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6634 attached , child_tidptr=0x55557b251650) = 6634 [pid 6634] set_robust_list(0x55557b251660, 24) = 0 [pid 6634] chdir("./752") = 0 [pid 6634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6634] setpgid(0, 0) = 0 [pid 6634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6634] write(3, "1000", 4) = 4 [pid 6634] close(3) = 0 [pid 6634] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6634] write(1, "executing program\n", 18) = 18 [pid 6634] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6634] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6634] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6634] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6634] exit_group(0) = ? [pid 6634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./752", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./752/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./752/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./752") = 0 mkdir("./753", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6635 attached , child_tidptr=0x55557b251650) = 6635 [pid 6635] set_robust_list(0x55557b251660, 24) = 0 [pid 6635] chdir("./753") = 0 [pid 6635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6635] setpgid(0, 0) = 0 [pid 6635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6635] write(3, "1000", 4) = 4 [pid 6635] close(3) = 0 [pid 6635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6635] write(1, "executing program\n", 18executing program ) = 18 [pid 6635] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6635] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6635] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6635] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6635] exit_group(0) = ? [pid 6635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./753", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./753/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./753/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./753") = 0 mkdir("./754", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6636 attached , child_tidptr=0x55557b251650) = 6636 [pid 6636] set_robust_list(0x55557b251660, 24) = 0 [pid 6636] chdir("./754") = 0 [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6636] setpgid(0, 0) = 0 [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6636] write(3, "1000", 4) = 4 [pid 6636] close(3) = 0 [pid 6636] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6636] write(1, "executing program\n", 18) = 18 [pid 6636] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6636] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6636] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6636] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6636] exit_group(0) = ? [pid 6636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./754", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./754/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./754/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./754") = 0 mkdir("./755", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6637 attached , child_tidptr=0x55557b251650) = 6637 [pid 6637] set_robust_list(0x55557b251660, 24) = 0 [pid 6637] chdir("./755") = 0 [pid 6637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6637] setpgid(0, 0) = 0 [pid 6637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6637] write(3, "1000", 4) = 4 [pid 6637] close(3) = 0 [pid 6637] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6637] write(1, "executing program\n", 18executing program ) = 18 [pid 6637] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6637] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6637] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6637] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6637] exit_group(0) = ? [pid 6637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./755", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./755/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./755/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./755") = 0 mkdir("./756", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6638 attached , child_tidptr=0x55557b251650) = 6638 [pid 6638] set_robust_list(0x55557b251660, 24) = 0 [pid 6638] chdir("./756") = 0 [pid 6638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6638] setpgid(0, 0) = 0 [pid 6638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6638] write(3, "1000", 4) = 4 [pid 6638] close(3) = 0 [pid 6638] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6638] write(1, "executing program\n", 18executing program ) = 18 [pid 6638] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6638] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6638] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6638] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6638] exit_group(0) = ? [pid 6638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./756", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./756/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./756/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./756") = 0 mkdir("./757", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6639 attached , child_tidptr=0x55557b251650) = 6639 [pid 6639] set_robust_list(0x55557b251660, 24) = 0 [pid 6639] chdir("./757") = 0 [pid 6639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6639] setpgid(0, 0) = 0 [pid 6639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6639] write(3, "1000", 4) = 4 [pid 6639] close(3) = 0 [pid 6639] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6639] write(1, "executing program\n", 18executing program ) = 18 [pid 6639] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6639] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6639] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6639] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6639] exit_group(0) = ? [pid 6639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./757", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./757/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./757/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./757") = 0 mkdir("./758", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6640 attached , child_tidptr=0x55557b251650) = 6640 [pid 6640] set_robust_list(0x55557b251660, 24) = 0 [pid 6640] chdir("./758") = 0 [pid 6640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6640] setpgid(0, 0) = 0 [pid 6640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6640] write(3, "1000", 4) = 4 [pid 6640] close(3) = 0 [pid 6640] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6640] write(1, "executing program\n", 18) = 18 [pid 6640] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6640] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6640] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6640] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6640] exit_group(0) = ? [pid 6640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./758", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./758/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./758/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./758") = 0 mkdir("./759", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6641 attached , child_tidptr=0x55557b251650) = 6641 [pid 6641] set_robust_list(0x55557b251660, 24) = 0 [pid 6641] chdir("./759") = 0 [pid 6641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6641] setpgid(0, 0) = 0 [pid 6641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6641] write(3, "1000", 4) = 4 [pid 6641] close(3) = 0 [pid 6641] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6641] write(1, "executing program\n", 18executing program ) = 18 [pid 6641] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6641] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6641] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6641] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6641] exit_group(0) = ? [pid 6641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./759", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./759/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./759/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./759") = 0 mkdir("./760", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6642 attached , child_tidptr=0x55557b251650) = 6642 [pid 6642] set_robust_list(0x55557b251660, 24) = 0 [pid 6642] chdir("./760") = 0 [pid 6642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6642] setpgid(0, 0) = 0 [pid 6642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6642] write(3, "1000", 4) = 4 [pid 6642] close(3) = 0 [pid 6642] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6642] write(1, "executing program\n", 18) = 18 [pid 6642] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6642] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6642] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6642] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6642] exit_group(0) = ? [pid 6642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./760", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./760/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./760/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./760") = 0 mkdir("./761", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6643 attached , child_tidptr=0x55557b251650) = 6643 [pid 6643] set_robust_list(0x55557b251660, 24) = 0 [pid 6643] chdir("./761") = 0 [pid 6643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6643] setpgid(0, 0) = 0 [pid 6643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6643] write(3, "1000", 4) = 4 [pid 6643] close(3) = 0 [pid 6643] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6643] write(1, "executing program\n", 18) = 18 [pid 6643] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6643] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6643] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6643] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6643] exit_group(0) = ? [pid 6643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./761", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./761/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./761/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./761") = 0 mkdir("./762", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6644 attached , child_tidptr=0x55557b251650) = 6644 [pid 6644] set_robust_list(0x55557b251660, 24) = 0 [pid 6644] chdir("./762") = 0 [pid 6644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6644] setpgid(0, 0) = 0 [pid 6644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6644] write(3, "1000", 4) = 4 [pid 6644] close(3) = 0 [pid 6644] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6644] write(1, "executing program\n", 18) = 18 [pid 6644] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6644] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6644] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6644] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6644] exit_group(0) = ? [pid 6644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./762", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./762/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./762/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./762") = 0 mkdir("./763", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6645 attached , child_tidptr=0x55557b251650) = 6645 [pid 6645] set_robust_list(0x55557b251660, 24) = 0 [pid 6645] chdir("./763") = 0 [pid 6645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6645] setpgid(0, 0) = 0 [pid 6645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6645] write(3, "1000", 4) = 4 [pid 6645] close(3) = 0 [pid 6645] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6645] write(1, "executing program\n", 18executing program ) = 18 [pid 6645] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6645] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6645] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6645] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6645] exit_group(0) = ? [pid 6645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./763", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./763/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./763/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./763") = 0 mkdir("./764", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6646 attached , child_tidptr=0x55557b251650) = 6646 [pid 6646] set_robust_list(0x55557b251660, 24) = 0 [pid 6646] chdir("./764") = 0 [pid 6646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6646] setpgid(0, 0) = 0 [pid 6646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6646] write(3, "1000", 4) = 4 [pid 6646] close(3) = 0 [pid 6646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6646] write(1, "executing program\n", 18executing program ) = 18 [pid 6646] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6646] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6646] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6646] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6646] exit_group(0) = ? [pid 6646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./764", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./764/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./764/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./764") = 0 mkdir("./765", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6647 attached , child_tidptr=0x55557b251650) = 6647 [pid 6647] set_robust_list(0x55557b251660, 24) = 0 [pid 6647] chdir("./765") = 0 [pid 6647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6647] setpgid(0, 0) = 0 [pid 6647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6647] write(3, "1000", 4) = 4 [pid 6647] close(3) = 0 [pid 6647] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6647] write(1, "executing program\n", 18) = 18 [pid 6647] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6647] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6647] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6647] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6647] exit_group(0) = ? [pid 6647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./765", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./765/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./765/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./765") = 0 mkdir("./766", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6648 attached , child_tidptr=0x55557b251650) = 6648 [pid 6648] set_robust_list(0x55557b251660, 24) = 0 [pid 6648] chdir("./766") = 0 [pid 6648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6648] setpgid(0, 0) = 0 [pid 6648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6648] write(3, "1000", 4) = 4 [pid 6648] close(3) = 0 [pid 6648] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6648] write(1, "executing program\n", 18) = 18 [pid 6648] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6648] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6648] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6648] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6648] exit_group(0) = ? [pid 6648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./766", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./766/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./766/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./766") = 0 mkdir("./767", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6649 attached , child_tidptr=0x55557b251650) = 6649 [pid 6649] set_robust_list(0x55557b251660, 24) = 0 [pid 6649] chdir("./767") = 0 [pid 6649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6649] setpgid(0, 0) = 0 [pid 6649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6649] write(3, "1000", 4) = 4 [pid 6649] close(3) = 0 [pid 6649] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6649] write(1, "executing program\n", 18) = 18 [pid 6649] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6649] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6649] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6649] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6649] exit_group(0) = ? [pid 6649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./767", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./767/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./767/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./767") = 0 mkdir("./768", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6650 attached , child_tidptr=0x55557b251650) = 6650 [pid 6650] set_robust_list(0x55557b251660, 24) = 0 [pid 6650] chdir("./768") = 0 [pid 6650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6650] setpgid(0, 0) = 0 [pid 6650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6650] write(3, "1000", 4) = 4 [pid 6650] close(3) = 0 [pid 6650] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6650] write(1, "executing program\n", 18) = 18 [pid 6650] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6650] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6650] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6650] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6650] exit_group(0) = ? [pid 6650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6650, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./768", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./768/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./768/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./768") = 0 mkdir("./769", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6651 attached , child_tidptr=0x55557b251650) = 6651 [pid 6651] set_robust_list(0x55557b251660, 24) = 0 [pid 6651] chdir("./769") = 0 [pid 6651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6651] setpgid(0, 0) = 0 [pid 6651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6651] write(3, "1000", 4) = 4 [pid 6651] close(3) = 0 [pid 6651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6651] write(1, "executing program\n", 18executing program ) = 18 [pid 6651] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6651] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6651] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6651] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6651] exit_group(0) = ? [pid 6651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./769", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./769/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./769/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./769") = 0 mkdir("./770", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6652 attached , child_tidptr=0x55557b251650) = 6652 [pid 6652] set_robust_list(0x55557b251660, 24) = 0 [pid 6652] chdir("./770") = 0 [pid 6652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6652] setpgid(0, 0) = 0 [pid 6652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6652] write(3, "1000", 4) = 4 [pid 6652] close(3) = 0 [pid 6652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6652] write(1, "executing program\n", 18executing program ) = 18 [pid 6652] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6652] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6652] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6652] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6652] exit_group(0) = ? [pid 6652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6652, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./770", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./770/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./770/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./770") = 0 mkdir("./771", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6653 attached , child_tidptr=0x55557b251650) = 6653 [pid 6653] set_robust_list(0x55557b251660, 24) = 0 [pid 6653] chdir("./771") = 0 [pid 6653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6653] setpgid(0, 0) = 0 [pid 6653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6653] write(3, "1000", 4) = 4 [pid 6653] close(3) = 0 [pid 6653] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6653] write(1, "executing program\n", 18) = 18 [pid 6653] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6653] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6653] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6653] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6653] exit_group(0) = ? [pid 6653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./771", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./771/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./771/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./771") = 0 mkdir("./772", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6654 attached , child_tidptr=0x55557b251650) = 6654 [pid 6654] set_robust_list(0x55557b251660, 24) = 0 [pid 6654] chdir("./772") = 0 [pid 6654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6654] setpgid(0, 0) = 0 [pid 6654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6654] write(3, "1000", 4) = 4 [pid 6654] close(3) = 0 [pid 6654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6654] write(1, "executing program\n", 18executing program ) = 18 [pid 6654] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6654] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6654] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6654] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6654] exit_group(0) = ? [pid 6654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./772", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./772/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./772/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./772") = 0 mkdir("./773", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6655 attached , child_tidptr=0x55557b251650) = 6655 [pid 6655] set_robust_list(0x55557b251660, 24) = 0 [pid 6655] chdir("./773") = 0 [pid 6655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6655] setpgid(0, 0) = 0 [pid 6655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6655] write(3, "1000", 4) = 4 [pid 6655] close(3) = 0 [pid 6655] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6655] write(1, "executing program\n", 18) = 18 [pid 6655] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6655] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6655] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6655] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6655] exit_group(0) = ? [pid 6655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./773", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./773/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./773/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./773") = 0 mkdir("./774", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6656 attached , child_tidptr=0x55557b251650) = 6656 [pid 6656] set_robust_list(0x55557b251660, 24) = 0 [pid 6656] chdir("./774") = 0 [pid 6656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6656] setpgid(0, 0) = 0 [pid 6656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6656] write(3, "1000", 4) = 4 [pid 6656] close(3) = 0 [pid 6656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6656] write(1, "executing program\n", 18executing program ) = 18 [pid 6656] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6656] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6656] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6656] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6656] exit_group(0) = ? [pid 6656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./774", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./774/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./774/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./774") = 0 mkdir("./775", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6657 attached , child_tidptr=0x55557b251650) = 6657 [pid 6657] set_robust_list(0x55557b251660, 24) = 0 [pid 6657] chdir("./775") = 0 [pid 6657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6657] setpgid(0, 0) = 0 [pid 6657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6657] write(3, "1000", 4) = 4 [pid 6657] close(3) = 0 [pid 6657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6657] write(1, "executing program\n", 18executing program ) = 18 [pid 6657] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6657] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6657] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6657] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6657] exit_group(0) = ? [pid 6657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./775", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./775/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./775/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./775") = 0 mkdir("./776", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6658 attached , child_tidptr=0x55557b251650) = 6658 [pid 6658] set_robust_list(0x55557b251660, 24) = 0 [pid 6658] chdir("./776") = 0 [pid 6658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6658] setpgid(0, 0) = 0 [pid 6658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6658] write(3, "1000", 4) = 4 [pid 6658] close(3) = 0 [pid 6658] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6658] write(1, "executing program\n", 18) = 18 [pid 6658] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6658] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6658] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6658] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6658] exit_group(0) = ? [pid 6658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./776", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./776/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./776/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./776") = 0 mkdir("./777", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6659 attached , child_tidptr=0x55557b251650) = 6659 [pid 6659] set_robust_list(0x55557b251660, 24) = 0 [pid 6659] chdir("./777") = 0 [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6659] setpgid(0, 0) = 0 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6659] write(3, "1000", 4) = 4 [pid 6659] close(3) = 0 [pid 6659] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6659] write(1, "executing program\n", 18executing program ) = 18 [pid 6659] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6659] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6659] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6659] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6659] exit_group(0) = ? [pid 6659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./777", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./777/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./777/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./777") = 0 mkdir("./778", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6660 attached , child_tidptr=0x55557b251650) = 6660 [pid 6660] set_robust_list(0x55557b251660, 24) = 0 [pid 6660] chdir("./778") = 0 [pid 6660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6660] setpgid(0, 0) = 0 [pid 6660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6660] write(3, "1000", 4) = 4 [pid 6660] close(3) = 0 [pid 6660] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6660] write(1, "executing program\n", 18) = 18 [pid 6660] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6660] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6660] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6660] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6660] exit_group(0) = ? [pid 6660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./778", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./778/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./778/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./778") = 0 mkdir("./779", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6661 attached [pid 6661] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6661 [pid 6661] <... set_robust_list resumed>) = 0 [pid 6661] chdir("./779") = 0 [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6661] setpgid(0, 0) = 0 [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6661] write(3, "1000", 4) = 4 [pid 6661] close(3) = 0 [pid 6661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6661] write(1, "executing program\n", 18executing program ) = 18 [pid 6661] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6661] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6661] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6661] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6661] exit_group(0) = ? [pid 6661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./779", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./779/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./779/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./779") = 0 mkdir("./780", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6662 attached , child_tidptr=0x55557b251650) = 6662 [pid 6662] set_robust_list(0x55557b251660, 24) = 0 [pid 6662] chdir("./780") = 0 [pid 6662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6662] setpgid(0, 0) = 0 [pid 6662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6662] write(3, "1000", 4) = 4 [pid 6662] close(3) = 0 [pid 6662] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6662] write(1, "executing program\n", 18) = 18 [pid 6662] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6662] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6662] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6662] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6662] exit_group(0) = ? [pid 6662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./780", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./780/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./780/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./780") = 0 mkdir("./781", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6663 attached , child_tidptr=0x55557b251650) = 6663 [pid 6663] set_robust_list(0x55557b251660, 24) = 0 [pid 6663] chdir("./781") = 0 [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6663] setpgid(0, 0) = 0 [pid 6663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6663] write(3, "1000", 4) = 4 [pid 6663] close(3) = 0 [pid 6663] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6663] write(1, "executing program\n", 18executing program ) = 18 [pid 6663] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6663] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6663] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6663] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6663] exit_group(0) = ? [pid 6663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./781", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./781/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./781/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./781") = 0 mkdir("./782", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6664 attached , child_tidptr=0x55557b251650) = 6664 [pid 6664] set_robust_list(0x55557b251660, 24) = 0 [pid 6664] chdir("./782") = 0 [pid 6664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6664] setpgid(0, 0) = 0 [pid 6664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6664] write(3, "1000", 4) = 4 [pid 6664] close(3) = 0 [pid 6664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6664] write(1, "executing program\n", 18executing program ) = 18 [pid 6664] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6664] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6664] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6664] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6664] exit_group(0) = ? [pid 6664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./782", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./782/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./782/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./782") = 0 mkdir("./783", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6666 attached , child_tidptr=0x55557b251650) = 6666 [pid 6666] set_robust_list(0x55557b251660, 24) = 0 [pid 6666] chdir("./783") = 0 [pid 6666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6666] setpgid(0, 0) = 0 [pid 6666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6666] write(3, "1000", 4) = 4 [pid 6666] close(3) = 0 [pid 6666] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6666] write(1, "executing program\n", 18) = 18 [pid 6666] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6666] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6666] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6666] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6666] exit_group(0) = ? [pid 6666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./783", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./783/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./783/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./783") = 0 mkdir("./784", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6667 attached , child_tidptr=0x55557b251650) = 6667 [pid 6667] set_robust_list(0x55557b251660, 24) = 0 [pid 6667] chdir("./784") = 0 [pid 6667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6667] setpgid(0, 0) = 0 [pid 6667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6667] write(3, "1000", 4) = 4 [pid 6667] close(3) = 0 [pid 6667] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6667] write(1, "executing program\n", 18) = 18 [pid 6667] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6667] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6667] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6667] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6667] exit_group(0) = ? [pid 6667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./784", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./784/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./784/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./784") = 0 mkdir("./785", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6668 attached , child_tidptr=0x55557b251650) = 6668 [pid 6668] set_robust_list(0x55557b251660, 24) = 0 [pid 6668] chdir("./785") = 0 [pid 6668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6668] setpgid(0, 0) = 0 [pid 6668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6668] write(3, "1000", 4) = 4 [pid 6668] close(3) = 0 [pid 6668] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6668] write(1, "executing program\n", 18) = 18 [pid 6668] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6668] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6668] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6668] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6668] exit_group(0) = ? [pid 6668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./785", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./785/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./785/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./785") = 0 mkdir("./786", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6669 attached , child_tidptr=0x55557b251650) = 6669 [pid 6669] set_robust_list(0x55557b251660, 24) = 0 [pid 6669] chdir("./786") = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6669] setpgid(0, 0) = 0 [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6669] write(3, "1000", 4) = 4 [pid 6669] close(3) = 0 [pid 6669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6669] write(1, "executing program\n", 18executing program ) = 18 [pid 6669] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6669] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6669] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6669] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6669] exit_group(0) = ? [pid 6669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./786", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./786/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./786/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./786") = 0 mkdir("./787", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6670 attached , child_tidptr=0x55557b251650) = 6670 [pid 6670] set_robust_list(0x55557b251660, 24) = 0 [pid 6670] chdir("./787") = 0 [pid 6670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6670] setpgid(0, 0) = 0 [pid 6670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6670] write(3, "1000", 4) = 4 [pid 6670] close(3) = 0 [pid 6670] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6670] write(1, "executing program\n", 18) = 18 [pid 6670] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6670] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6670] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6670] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6670] exit_group(0) = ? [pid 6670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./787", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./787/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./787/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./787") = 0 mkdir("./788", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6671 attached , child_tidptr=0x55557b251650) = 6671 [pid 6671] set_robust_list(0x55557b251660, 24) = 0 [pid 6671] chdir("./788") = 0 [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6671] setpgid(0, 0) = 0 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6671] write(3, "1000", 4) = 4 [pid 6671] close(3) = 0 [pid 6671] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6671] write(1, "executing program\n", 18) = 18 [pid 6671] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6671] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6671] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6671] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6671] exit_group(0) = ? [pid 6671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./788", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./788/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./788/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./788") = 0 mkdir("./789", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6672 attached , child_tidptr=0x55557b251650) = 6672 [pid 6672] set_robust_list(0x55557b251660, 24) = 0 [pid 6672] chdir("./789") = 0 [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6672] setpgid(0, 0) = 0 [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6672] write(3, "1000", 4) = 4 [pid 6672] close(3) = 0 [pid 6672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6672] write(1, "executing program\n", 18executing program ) = 18 [pid 6672] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6672] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6672] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6672] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6672] exit_group(0) = ? [pid 6672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./789", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./789/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./789/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./789") = 0 mkdir("./790", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6673 attached , child_tidptr=0x55557b251650) = 6673 [pid 6673] set_robust_list(0x55557b251660, 24) = 0 [pid 6673] chdir("./790") = 0 [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6673] setpgid(0, 0) = 0 [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6673] write(3, "1000", 4) = 4 [pid 6673] close(3) = 0 [pid 6673] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6673] write(1, "executing program\n", 18) = 18 [pid 6673] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6673] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6673] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6673] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6673] exit_group(0) = ? [pid 6673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./790", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./790/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./790/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./790") = 0 mkdir("./791", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6674 attached , child_tidptr=0x55557b251650) = 6674 [pid 6674] set_robust_list(0x55557b251660, 24) = 0 [pid 6674] chdir("./791") = 0 [pid 6674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6674] setpgid(0, 0) = 0 [pid 6674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6674] write(3, "1000", 4) = 4 [pid 6674] close(3) = 0 [pid 6674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6674] write(1, "executing program\n", 18executing program ) = 18 [pid 6674] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6674] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6674] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6674] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6674] exit_group(0) = ? [pid 6674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./791", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./791/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./791/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./791") = 0 mkdir("./792", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6675 attached , child_tidptr=0x55557b251650) = 6675 [pid 6675] set_robust_list(0x55557b251660, 24) = 0 [pid 6675] chdir("./792") = 0 [pid 6675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6675] setpgid(0, 0) = 0 [pid 6675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6675] write(3, "1000", 4) = 4 [pid 6675] close(3) = 0 [pid 6675] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6675] write(1, "executing program\n", 18executing program ) = 18 [pid 6675] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6675] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6675] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6675] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6675] exit_group(0) = ? [pid 6675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./792", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./792/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./792/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./792") = 0 mkdir("./793", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6676 attached , child_tidptr=0x55557b251650) = 6676 [pid 6676] set_robust_list(0x55557b251660, 24) = 0 [pid 6676] chdir("./793") = 0 [pid 6676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6676] setpgid(0, 0) = 0 [pid 6676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6676] write(3, "1000", 4) = 4 [pid 6676] close(3) = 0 [pid 6676] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6676] write(1, "executing program\n", 18) = 18 [pid 6676] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6676] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6676] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6676] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6676] exit_group(0) = ? [pid 6676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./793", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./793/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./793/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./793") = 0 mkdir("./794", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6677 attached , child_tidptr=0x55557b251650) = 6677 [pid 6677] set_robust_list(0x55557b251660, 24) = 0 [pid 6677] chdir("./794") = 0 [pid 6677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6677] setpgid(0, 0) = 0 [pid 6677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6677] write(3, "1000", 4) = 4 [pid 6677] close(3) = 0 [pid 6677] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6677] write(1, "executing program\n", 18) = 18 [pid 6677] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6677] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6677] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6677] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6677] exit_group(0) = ? [pid 6677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./794", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./794/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./794/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./794") = 0 mkdir("./795", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6678 attached [pid 6678] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6678 [pid 6678] <... set_robust_list resumed>) = 0 [pid 6678] chdir("./795") = 0 [pid 6678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6678] setpgid(0, 0) = 0 [pid 6678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6678] write(3, "1000", 4) = 4 [pid 6678] close(3) = 0 [pid 6678] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6678] write(1, "executing program\n", 18) = 18 [pid 6678] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6678] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6678] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6678] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6678] exit_group(0) = ? [pid 6678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./795", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./795/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./795/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./795") = 0 mkdir("./796", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6680 attached , child_tidptr=0x55557b251650) = 6680 [pid 6680] set_robust_list(0x55557b251660, 24) = 0 [pid 6680] chdir("./796") = 0 [pid 6680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6680] setpgid(0, 0) = 0 [pid 6680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6680] write(3, "1000", 4) = 4 [pid 6680] close(3) = 0 [pid 6680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6680] write(1, "executing program\n", 18executing program ) = 18 [pid 6680] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6680] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6680] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6680] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6680] exit_group(0) = ? [pid 6680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./796", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./796/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./796") = 0 mkdir("./797", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6682 attached , child_tidptr=0x55557b251650) = 6682 [pid 6682] set_robust_list(0x55557b251660, 24) = 0 [pid 6682] chdir("./797") = 0 [pid 6682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6682] setpgid(0, 0) = 0 [pid 6682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6682] write(3, "1000", 4) = 4 [pid 6682] close(3) = 0 [pid 6682] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6682] write(1, "executing program\n", 18) = 18 [pid 6682] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6682] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6682] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6682] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6682] exit_group(0) = ? [pid 6682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./797", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./797/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./797/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./797") = 0 mkdir("./798", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6683 attached , child_tidptr=0x55557b251650) = 6683 [pid 6683] set_robust_list(0x55557b251660, 24) = 0 [pid 6683] chdir("./798") = 0 [pid 6683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6683] setpgid(0, 0) = 0 [pid 6683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6683] write(3, "1000", 4) = 4 [pid 6683] close(3) = 0 [pid 6683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6683] write(1, "executing program\n", 18executing program ) = 18 [pid 6683] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6683] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6683] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6683] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6683] exit_group(0) = ? [pid 6683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./798", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./798/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./798/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./798") = 0 mkdir("./799", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6684 attached , child_tidptr=0x55557b251650) = 6684 [pid 6684] set_robust_list(0x55557b251660, 24) = 0 [pid 6684] chdir("./799") = 0 [pid 6684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6684] setpgid(0, 0) = 0 [pid 6684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6684] write(3, "1000", 4) = 4 [pid 6684] close(3) = 0 [pid 6684] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6684] write(1, "executing program\n", 18) = 18 [pid 6684] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6684] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6684] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6684] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6684] exit_group(0) = ? [pid 6684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./799", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./799/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./799/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./799") = 0 mkdir("./800", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6686 attached , child_tidptr=0x55557b251650) = 6686 [pid 6686] set_robust_list(0x55557b251660, 24) = 0 [pid 6686] chdir("./800") = 0 [pid 6686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6686] setpgid(0, 0) = 0 [pid 6686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6686] write(3, "1000", 4) = 4 [pid 6686] close(3) = 0 [pid 6686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6686] write(1, "executing program\n", 18executing program ) = 18 [pid 6686] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6686] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6686] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6686] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6686] exit_group(0) = ? [pid 6686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6686, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./800/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./800/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./800") = 0 mkdir("./801", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6688 attached , child_tidptr=0x55557b251650) = 6688 [pid 6688] set_robust_list(0x55557b251660, 24) = 0 [pid 6688] chdir("./801") = 0 [pid 6688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6688] setpgid(0, 0) = 0 [pid 6688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6688] write(3, "1000", 4) = 4 [pid 6688] close(3) = 0 [pid 6688] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6688] write(1, "executing program\n", 18) = 18 [pid 6688] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6688] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6688] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6688] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6688] exit_group(0) = ? [pid 6688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./801", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./801/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./801/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./801") = 0 mkdir("./802", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6689 attached , child_tidptr=0x55557b251650) = 6689 [pid 6689] set_robust_list(0x55557b251660, 24) = 0 [pid 6689] chdir("./802") = 0 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6689] setpgid(0, 0) = 0 [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6689] write(3, "1000", 4) = 4 [pid 6689] close(3) = 0 [pid 6689] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6689] write(1, "executing program\n", 18) = 18 [pid 6689] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6689] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6689] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6689] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6689] exit_group(0) = ? [pid 6689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6689, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./802", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./802/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./802/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./802") = 0 mkdir("./803", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6690 attached , child_tidptr=0x55557b251650) = 6690 [pid 6690] set_robust_list(0x55557b251660, 24) = 0 [pid 6690] chdir("./803") = 0 [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6690] setpgid(0, 0) = 0 [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6690] write(3, "1000", 4) = 4 [pid 6690] close(3) = 0 [pid 6690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6690] write(1, "executing program\n", 18executing program ) = 18 [pid 6690] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6690] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6690] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6690] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6690] exit_group(0) = ? [pid 6690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./803", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./803/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./803/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./803") = 0 mkdir("./804", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6691 attached , child_tidptr=0x55557b251650) = 6691 [pid 6691] set_robust_list(0x55557b251660, 24) = 0 [pid 6691] chdir("./804") = 0 [pid 6691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6691] setpgid(0, 0) = 0 [pid 6691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6691] write(3, "1000", 4) = 4 [pid 6691] close(3) = 0 [pid 6691] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6691] write(1, "executing program\n", 18) = 18 [pid 6691] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6691] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6691] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6691] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6691] exit_group(0) = ? [pid 6691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./804", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./804/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./804/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./804") = 0 mkdir("./805", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6692 attached , child_tidptr=0x55557b251650) = 6692 [pid 6692] set_robust_list(0x55557b251660, 24) = 0 [pid 6692] chdir("./805") = 0 [pid 6692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6692] setpgid(0, 0) = 0 [pid 6692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6692] write(3, "1000", 4) = 4 [pid 6692] close(3) = 0 [pid 6692] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6692] write(1, "executing program\n", 18) = 18 [pid 6692] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6692] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6692] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6692] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6692] exit_group(0) = ? [pid 6692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./805", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./805/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./805/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./805") = 0 mkdir("./806", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6693 attached [pid 6693] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6693 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6693] chdir("./806") = 0 [pid 6693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6693] setpgid(0, 0) = 0 [pid 6693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6693] write(3, "1000", 4) = 4 [pid 6693] close(3) = 0 [pid 6693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6693] write(1, "executing program\n", 18executing program ) = 18 [pid 6693] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6693] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6693] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6693] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6693] exit_group(0) = ? [pid 6693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./806", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./806/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./806/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./806") = 0 mkdir("./807", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6694 attached , child_tidptr=0x55557b251650) = 6694 [pid 6694] set_robust_list(0x55557b251660, 24) = 0 [pid 6694] chdir("./807") = 0 [pid 6694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6694] setpgid(0, 0) = 0 [pid 6694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6694] write(3, "1000", 4) = 4 [pid 6694] close(3) = 0 [pid 6694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6694] write(1, "executing program\n", 18executing program ) = 18 [pid 6694] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6694] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6694] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6694] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6694] exit_group(0) = ? [pid 6694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./807", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./807/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./807/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./807") = 0 mkdir("./808", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6695 attached , child_tidptr=0x55557b251650) = 6695 [pid 6695] set_robust_list(0x55557b251660, 24) = 0 [pid 6695] chdir("./808") = 0 [pid 6695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6695] setpgid(0, 0) = 0 [pid 6695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6695] write(3, "1000", 4) = 4 [pid 6695] close(3) = 0 [pid 6695] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6695] write(1, "executing program\n", 18) = 18 [pid 6695] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6695] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6695] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6695] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6695] exit_group(0) = ? [pid 6695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./808", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./808/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./808/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./808") = 0 mkdir("./809", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6696 attached , child_tidptr=0x55557b251650) = 6696 [pid 6696] set_robust_list(0x55557b251660, 24) = 0 [pid 6696] chdir("./809") = 0 [pid 6696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6696] setpgid(0, 0) = 0 [pid 6696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6696] write(3, "1000", 4) = 4 [pid 6696] close(3) = 0 [pid 6696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6696] write(1, "executing program\n", 18executing program ) = 18 [pid 6696] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6696] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6696] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6696] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6696] exit_group(0) = ? [pid 6696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./809", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./809/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./809/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./809") = 0 mkdir("./810", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6698 attached , child_tidptr=0x55557b251650) = 6698 [pid 6698] set_robust_list(0x55557b251660, 24) = 0 [pid 6698] chdir("./810") = 0 [pid 6698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6698] setpgid(0, 0) = 0 [pid 6698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6698] write(3, "1000", 4) = 4 [pid 6698] close(3) = 0 [pid 6698] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6698] write(1, "executing program\n", 18executing program ) = 18 [pid 6698] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6698] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6698] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6698] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6698] exit_group(0) = ? [pid 6698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./810", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./810/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./810/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./810") = 0 mkdir("./811", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6699 attached , child_tidptr=0x55557b251650) = 6699 [pid 6699] set_robust_list(0x55557b251660, 24) = 0 [pid 6699] chdir("./811") = 0 [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6699] setpgid(0, 0) = 0 [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6699] write(3, "1000", 4) = 4 [pid 6699] close(3) = 0 [pid 6699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6699] write(1, "executing program\n", 18executing program ) = 18 [pid 6699] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6699] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6699] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6699] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6699] exit_group(0) = ? [pid 6699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./811", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./811/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./811/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./811") = 0 mkdir("./812", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6700 attached , child_tidptr=0x55557b251650) = 6700 [pid 6700] set_robust_list(0x55557b251660, 24) = 0 [pid 6700] chdir("./812") = 0 [pid 6700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6700] setpgid(0, 0) = 0 [pid 6700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6700] write(3, "1000", 4) = 4 [pid 6700] close(3) = 0 [pid 6700] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6700] write(1, "executing program\n", 18) = 18 [pid 6700] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6700] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6700] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6700] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6700] exit_group(0) = ? [pid 6700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./812", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./812/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./812") = 0 mkdir("./813", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6701 attached , child_tidptr=0x55557b251650) = 6701 [pid 6701] set_robust_list(0x55557b251660, 24) = 0 [pid 6701] chdir("./813") = 0 [pid 6701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6701] setpgid(0, 0) = 0 [pid 6701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6701] write(3, "1000", 4) = 4 [pid 6701] close(3) = 0 [pid 6701] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6701] write(1, "executing program\n", 18) = 18 [pid 6701] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6701] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6701] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6701] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6701] exit_group(0) = ? [pid 6701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./813", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./813/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./813/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./813") = 0 mkdir("./814", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6702 attached , child_tidptr=0x55557b251650) = 6702 [pid 6702] set_robust_list(0x55557b251660, 24) = 0 [pid 6702] chdir("./814") = 0 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6702] setpgid(0, 0) = 0 [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6702] write(3, "1000", 4) = 4 [pid 6702] close(3) = 0 [pid 6702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6702] write(1, "executing program\n", 18executing program ) = 18 [pid 6702] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6702] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6702] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6702] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6702] exit_group(0) = ? [pid 6702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./814", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./814/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./814/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./814") = 0 mkdir("./815", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6703 attached , child_tidptr=0x55557b251650) = 6703 [pid 6703] set_robust_list(0x55557b251660, 24) = 0 [pid 6703] chdir("./815") = 0 [pid 6703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6703] setpgid(0, 0) = 0 [pid 6703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6703] write(3, "1000", 4) = 4 [pid 6703] close(3) = 0 [pid 6703] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6703] write(1, "executing program\n", 18) = 18 [pid 6703] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6703] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6703] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6703] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6703] exit_group(0) = ? [pid 6703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./815", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./815/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./815/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./815") = 0 mkdir("./816", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6704 attached , child_tidptr=0x55557b251650) = 6704 [pid 6704] set_robust_list(0x55557b251660, 24) = 0 [pid 6704] chdir("./816") = 0 [pid 6704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6704] setpgid(0, 0) = 0 [pid 6704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6704] write(3, "1000", 4) = 4 [pid 6704] close(3) = 0 [pid 6704] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6704] write(1, "executing program\n", 18) = 18 [pid 6704] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6704] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6704] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6704] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6704] exit_group(0) = ? [pid 6704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./816", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./816/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./816") = 0 mkdir("./817", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6705 attached , child_tidptr=0x55557b251650) = 6705 [pid 6705] set_robust_list(0x55557b251660, 24) = 0 [pid 6705] chdir("./817") = 0 [pid 6705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6705] setpgid(0, 0) = 0 [pid 6705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6705] write(3, "1000", 4) = 4 [pid 6705] close(3) = 0 [pid 6705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6705] write(1, "executing program\n", 18executing program ) = 18 [pid 6705] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6705] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6705] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6705] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6705] exit_group(0) = ? [pid 6705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./817", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./817/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./817/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./817") = 0 mkdir("./818", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6706 attached , child_tidptr=0x55557b251650) = 6706 [pid 6706] set_robust_list(0x55557b251660, 24) = 0 [pid 6706] chdir("./818") = 0 [pid 6706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6706] setpgid(0, 0) = 0 [pid 6706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6706] write(3, "1000", 4) = 4 [pid 6706] close(3) = 0 [pid 6706] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6706] write(1, "executing program\n", 18) = 18 [pid 6706] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6706] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6706] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6706] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6706] exit_group(0) = ? [pid 6706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./818", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./818/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./818/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./818") = 0 mkdir("./819", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6707 attached , child_tidptr=0x55557b251650) = 6707 [pid 6707] set_robust_list(0x55557b251660, 24) = 0 [pid 6707] chdir("./819") = 0 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6707] setpgid(0, 0) = 0 [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6707] write(3, "1000", 4) = 4 [pid 6707] close(3) = 0 [pid 6707] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6707] write(1, "executing program\n", 18executing program ) = 18 [pid 6707] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6707] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6707] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6707] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6707] exit_group(0) = ? [pid 6707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./819", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./819/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./819/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./819") = 0 mkdir("./820", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6708 attached , child_tidptr=0x55557b251650) = 6708 [pid 6708] set_robust_list(0x55557b251660, 24) = 0 [pid 6708] chdir("./820") = 0 [pid 6708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6708] setpgid(0, 0) = 0 [pid 6708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6708] write(3, "1000", 4) = 4 [pid 6708] close(3) = 0 [pid 6708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6708] write(1, "executing program\n", 18executing program ) = 18 [pid 6708] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6708] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6708] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6708] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6708] exit_group(0) = ? [pid 6708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./820", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./820/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./820/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./820") = 0 mkdir("./821", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6709 attached , child_tidptr=0x55557b251650) = 6709 [pid 6709] set_robust_list(0x55557b251660, 24) = 0 [pid 6709] chdir("./821") = 0 [pid 6709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6709] setpgid(0, 0) = 0 [pid 6709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6709] write(3, "1000", 4) = 4 [pid 6709] close(3) = 0 [pid 6709] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6709] write(1, "executing program\n", 18) = 18 [pid 6709] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6709] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6709] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6709] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6709] exit_group(0) = ? [pid 6709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./821", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./821/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./821") = 0 mkdir("./822", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6710 attached , child_tidptr=0x55557b251650) = 6710 [pid 6710] set_robust_list(0x55557b251660, 24) = 0 [pid 6710] chdir("./822") = 0 [pid 6710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6710] setpgid(0, 0) = 0 [pid 6710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6710] write(3, "1000", 4) = 4 [pid 6710] close(3) = 0 [pid 6710] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6710] write(1, "executing program\n", 18executing program ) = 18 [pid 6710] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6710] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6710] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6710] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6710] exit_group(0) = ? [pid 6710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./822", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./822/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./822/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./822") = 0 mkdir("./823", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6711 attached , child_tidptr=0x55557b251650) = 6711 [pid 6711] set_robust_list(0x55557b251660, 24) = 0 [pid 6711] chdir("./823") = 0 [pid 6711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6711] setpgid(0, 0) = 0 [pid 6711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6711] write(3, "1000", 4) = 4 [pid 6711] close(3) = 0 [pid 6711] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6711] write(1, "executing program\n", 18) = 18 [pid 6711] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6711] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6711] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6711] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6711] exit_group(0) = ? [pid 6711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./823", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./823/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./823/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./823") = 0 mkdir("./824", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6712 attached , child_tidptr=0x55557b251650) = 6712 [pid 6712] set_robust_list(0x55557b251660, 24) = 0 [pid 6712] chdir("./824") = 0 [pid 6712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6712] setpgid(0, 0) = 0 [pid 6712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6712] write(3, "1000", 4) = 4 [pid 6712] close(3) = 0 [pid 6712] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6712] write(1, "executing program\n", 18) = 18 [pid 6712] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6712] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6712] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6712] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6712] exit_group(0) = ? [pid 6712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./824", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./824/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./824/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./824") = 0 mkdir("./825", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6713 attached , child_tidptr=0x55557b251650) = 6713 [pid 6713] set_robust_list(0x55557b251660, 24) = 0 [pid 6713] chdir("./825") = 0 [pid 6713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6713] setpgid(0, 0) = 0 [pid 6713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6713] write(3, "1000", 4) = 4 [pid 6713] close(3) = 0 [pid 6713] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6713] write(1, "executing program\n", 18executing program ) = 18 [pid 6713] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6713] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6713] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6713] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6713] exit_group(0) = ? [pid 6713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./825", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./825/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./825/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./825") = 0 mkdir("./826", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6714 attached , child_tidptr=0x55557b251650) = 6714 [pid 6714] set_robust_list(0x55557b251660, 24) = 0 [pid 6714] chdir("./826") = 0 [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6714] setpgid(0, 0) = 0 [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6714] write(3, "1000", 4) = 4 [pid 6714] close(3) = 0 [pid 6714] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6714] write(1, "executing program\n", 18executing program ) = 18 [pid 6714] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6714] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6714] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6714] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6714] exit_group(0) = ? [pid 6714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./826", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./826/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./826/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./826") = 0 mkdir("./827", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6715 attached , child_tidptr=0x55557b251650) = 6715 [pid 6715] set_robust_list(0x55557b251660, 24) = 0 [pid 6715] chdir("./827") = 0 [pid 6715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6715] setpgid(0, 0) = 0 [pid 6715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6715] write(3, "1000", 4) = 4 [pid 6715] close(3) = 0 [pid 6715] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6715] write(1, "executing program\n", 18) = 18 [pid 6715] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6715] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6715] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6715] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6715] exit_group(0) = ? [pid 6715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./827", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./827/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./827/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./827") = 0 mkdir("./828", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6716 attached [pid 6716] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6716 [pid 6716] <... set_robust_list resumed>) = 0 [pid 6716] chdir("./828") = 0 [pid 6716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6716] setpgid(0, 0) = 0 [pid 6716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6716] write(3, "1000", 4) = 4 [pid 6716] close(3) = 0 [pid 6716] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6716] write(1, "executing program\n", 18) = 18 [pid 6716] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6716] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6716] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6716] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6716] exit_group(0) = ? [pid 6716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./828", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./828/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./828/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./828") = 0 mkdir("./829", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6717 attached , child_tidptr=0x55557b251650) = 6717 [pid 6717] set_robust_list(0x55557b251660, 24) = 0 [pid 6717] chdir("./829") = 0 [pid 6717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6717] setpgid(0, 0) = 0 [pid 6717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6717] write(3, "1000", 4) = 4 [pid 6717] close(3) = 0 [pid 6717] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6717] write(1, "executing program\n", 18) = 18 [pid 6717] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6717] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6717] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6717] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6717] exit_group(0) = ? [pid 6717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./829", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./829/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./829") = 0 mkdir("./830", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6718 attached , child_tidptr=0x55557b251650) = 6718 [pid 6718] set_robust_list(0x55557b251660, 24) = 0 [pid 6718] chdir("./830") = 0 [pid 6718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6718] setpgid(0, 0) = 0 [pid 6718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6718] write(3, "1000", 4) = 4 [pid 6718] close(3) = 0 [pid 6718] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6718] write(1, "executing program\n", 18) = 18 [pid 6718] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6718] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6718] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6718] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6718] exit_group(0) = ? [pid 6718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./830", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./830/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./830/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./830") = 0 mkdir("./831", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6719 attached , child_tidptr=0x55557b251650) = 6719 [pid 6719] set_robust_list(0x55557b251660, 24) = 0 [pid 6719] chdir("./831") = 0 [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6719] setpgid(0, 0) = 0 [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6719] write(3, "1000", 4) = 4 [pid 6719] close(3) = 0 [pid 6719] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6719] write(1, "executing program\n", 18) = 18 [pid 6719] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6719] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6719] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6719] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6719] exit_group(0) = ? [pid 6719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./831", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./831/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./831/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./831") = 0 mkdir("./832", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6720 attached , child_tidptr=0x55557b251650) = 6720 [pid 6720] set_robust_list(0x55557b251660, 24) = 0 [pid 6720] chdir("./832") = 0 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6720] setpgid(0, 0) = 0 [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6720] write(3, "1000", 4) = 4 [pid 6720] close(3) = 0 [pid 6720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6720] write(1, "executing program\n", 18executing program ) = 18 [pid 6720] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6720] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6720] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6720] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6720] exit_group(0) = ? [pid 6720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./832", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./832/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./832/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./832") = 0 mkdir("./833", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6721 attached , child_tidptr=0x55557b251650) = 6721 [pid 6721] set_robust_list(0x55557b251660, 24) = 0 [pid 6721] chdir("./833") = 0 [pid 6721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6721] setpgid(0, 0) = 0 [pid 6721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6721] write(3, "1000", 4) = 4 [pid 6721] close(3) = 0 [pid 6721] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6721] write(1, "executing program\n", 18) = 18 [pid 6721] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6721] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6721] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6721] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6721] exit_group(0) = ? [pid 6721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./833", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./833/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./833") = 0 mkdir("./834", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6722 attached , child_tidptr=0x55557b251650) = 6722 [pid 6722] set_robust_list(0x55557b251660, 24) = 0 [pid 6722] chdir("./834") = 0 [pid 6722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6722] setpgid(0, 0) = 0 [pid 6722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6722] write(3, "1000", 4) = 4 [pid 6722] close(3) = 0 [pid 6722] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6722] write(1, "executing program\n", 18) = 18 [pid 6722] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6722] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6722] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6722] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6722] exit_group(0) = ? [pid 6722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./834", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./834/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./834/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./834") = 0 mkdir("./835", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6723 attached , child_tidptr=0x55557b251650) = 6723 [pid 6723] set_robust_list(0x55557b251660, 24) = 0 [pid 6723] chdir("./835") = 0 [pid 6723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6723] setpgid(0, 0) = 0 [pid 6723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6723] write(3, "1000", 4) = 4 [pid 6723] close(3) = 0 [pid 6723] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6723] write(1, "executing program\n", 18) = 18 [pid 6723] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6723] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6723] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6723] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6723] exit_group(0) = ? [pid 6723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./835", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./835/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./835") = 0 mkdir("./836", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6724 attached , child_tidptr=0x55557b251650) = 6724 [pid 6724] set_robust_list(0x55557b251660, 24) = 0 [pid 6724] chdir("./836") = 0 [pid 6724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6724] setpgid(0, 0) = 0 [pid 6724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6724] write(3, "1000", 4) = 4 [pid 6724] close(3) = 0 [pid 6724] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6724] write(1, "executing program\n", 18) = 18 [pid 6724] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6724] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6724] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6724] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6724] exit_group(0) = ? [pid 6724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./836", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./836/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./836") = 0 mkdir("./837", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6725 attached , child_tidptr=0x55557b251650) = 6725 [pid 6725] set_robust_list(0x55557b251660, 24) = 0 [pid 6725] chdir("./837") = 0 [pid 6725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6725] setpgid(0, 0) = 0 [pid 6725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6725] write(3, "1000", 4) = 4 [pid 6725] close(3) = 0 [pid 6725] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6725] write(1, "executing program\n", 18) = 18 [pid 6725] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6725] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6725] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6725] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6725] exit_group(0) = ? [pid 6725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./837", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./837/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./837") = 0 mkdir("./838", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6726 attached , child_tidptr=0x55557b251650) = 6726 [pid 6726] set_robust_list(0x55557b251660, 24) = 0 [pid 6726] chdir("./838") = 0 [pid 6726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6726] setpgid(0, 0) = 0 [pid 6726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6726] write(3, "1000", 4) = 4 [pid 6726] close(3) = 0 [pid 6726] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6726] write(1, "executing program\n", 18executing program ) = 18 [pid 6726] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6726] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6726] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6726] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6726] exit_group(0) = ? [pid 6726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./838", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./838/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./838/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./838") = 0 mkdir("./839", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6727 attached , child_tidptr=0x55557b251650) = 6727 [pid 6727] set_robust_list(0x55557b251660, 24) = 0 [pid 6727] chdir("./839") = 0 [pid 6727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6727] setpgid(0, 0) = 0 [pid 6727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6727] write(3, "1000", 4) = 4 [pid 6727] close(3) = 0 [pid 6727] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6727] write(1, "executing program\n", 18) = 18 [pid 6727] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6727] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6727] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6727] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6727] exit_group(0) = ? [pid 6727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./839", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./839/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./839/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./839") = 0 mkdir("./840", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6728 attached , child_tidptr=0x55557b251650) = 6728 [pid 6728] set_robust_list(0x55557b251660, 24) = 0 [pid 6728] chdir("./840") = 0 [pid 6728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6728] setpgid(0, 0) = 0 [pid 6728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6728] write(3, "1000", 4) = 4 [pid 6728] close(3) = 0 [pid 6728] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6728] write(1, "executing program\n", 18executing program ) = 18 [pid 6728] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6728] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6728] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6728] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6728] exit_group(0) = ? [pid 6728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./840", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./840/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./840/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./840") = 0 mkdir("./841", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6729 attached , child_tidptr=0x55557b251650) = 6729 [pid 6729] set_robust_list(0x55557b251660, 24) = 0 [pid 6729] chdir("./841") = 0 [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6729] setpgid(0, 0) = 0 [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6729] write(3, "1000", 4) = 4 [pid 6729] close(3) = 0 [pid 6729] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6729] write(1, "executing program\n", 18) = 18 [pid 6729] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6729] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6729] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6729] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6729] exit_group(0) = ? [pid 6729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./841", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./841/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./841/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./841") = 0 mkdir("./842", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6730 attached , child_tidptr=0x55557b251650) = 6730 [pid 6730] set_robust_list(0x55557b251660, 24) = 0 [pid 6730] chdir("./842") = 0 [pid 6730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6730] setpgid(0, 0) = 0 [pid 6730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6730] write(3, "1000", 4) = 4 [pid 6730] close(3) = 0 [pid 6730] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6730] write(1, "executing program\n", 18executing program ) = 18 [pid 6730] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6730] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6730] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6730] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6730] exit_group(0) = ? [pid 6730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./842", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./842/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./842/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./842") = 0 mkdir("./843", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6731 attached , child_tidptr=0x55557b251650) = 6731 [pid 6731] set_robust_list(0x55557b251660, 24) = 0 [pid 6731] chdir("./843") = 0 [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6731] setpgid(0, 0) = 0 [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6731] write(3, "1000", 4) = 4 [pid 6731] close(3) = 0 [pid 6731] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6731] write(1, "executing program\n", 18) = 18 [pid 6731] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6731] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6731] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6731] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6731] exit_group(0) = ? [pid 6731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./843", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./843/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./843/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./843") = 0 mkdir("./844", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6732 attached , child_tidptr=0x55557b251650) = 6732 [pid 6732] set_robust_list(0x55557b251660, 24) = 0 [pid 6732] chdir("./844") = 0 [pid 6732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6732] setpgid(0, 0) = 0 [pid 6732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6732] write(3, "1000", 4) = 4 [pid 6732] close(3) = 0 [pid 6732] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6732] write(1, "executing program\n", 18) = 18 [pid 6732] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6732] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6732] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6732] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6732] exit_group(0) = ? [pid 6732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./844", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./844/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./844/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./844") = 0 mkdir("./845", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6733 attached , child_tidptr=0x55557b251650) = 6733 [pid 6733] set_robust_list(0x55557b251660, 24) = 0 [pid 6733] chdir("./845") = 0 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6733] setpgid(0, 0) = 0 [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6733] write(3, "1000", 4) = 4 [pid 6733] close(3) = 0 [pid 6733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6733] write(1, "executing program\n", 18executing program ) = 18 [pid 6733] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6733] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6733] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6733] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6733] exit_group(0) = ? [pid 6733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./845", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./845/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./845/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./845") = 0 mkdir("./846", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6734 attached , child_tidptr=0x55557b251650) = 6734 [pid 6734] set_robust_list(0x55557b251660, 24) = 0 [pid 6734] chdir("./846") = 0 [pid 6734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6734] setpgid(0, 0) = 0 [pid 6734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6734] write(3, "1000", 4) = 4 [pid 6734] close(3) = 0 [pid 6734] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6734] write(1, "executing program\n", 18) = 18 [pid 6734] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6734] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6734] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6734] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6734] exit_group(0) = ? [pid 6734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./846", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./846/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./846/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./846") = 0 mkdir("./847", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6735 attached , child_tidptr=0x55557b251650) = 6735 [pid 6735] set_robust_list(0x55557b251660, 24) = 0 [pid 6735] chdir("./847") = 0 [pid 6735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6735] setpgid(0, 0) = 0 [pid 6735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6735] write(3, "1000", 4) = 4 [pid 6735] close(3) = 0 [pid 6735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6735] write(1, "executing program\n", 18executing program ) = 18 [pid 6735] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6735] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6735] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6735] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6735] exit_group(0) = ? [pid 6735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6735, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./847", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./847/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./847/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./847") = 0 mkdir("./848", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6736 attached , child_tidptr=0x55557b251650) = 6736 [pid 6736] set_robust_list(0x55557b251660, 24) = 0 [pid 6736] chdir("./848") = 0 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6736] setpgid(0, 0) = 0 [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6736] write(3, "1000", 4) = 4 [pid 6736] close(3) = 0 [pid 6736] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6736] write(1, "executing program\n", 18executing program ) = 18 [pid 6736] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6736] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6736] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6736] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6736] exit_group(0) = ? [pid 6736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./848", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./848/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./848/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./848") = 0 mkdir("./849", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6737 attached , child_tidptr=0x55557b251650) = 6737 [pid 6737] set_robust_list(0x55557b251660, 24) = 0 [pid 6737] chdir("./849") = 0 [pid 6737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6737] setpgid(0, 0) = 0 [pid 6737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6737] write(3, "1000", 4) = 4 [pid 6737] close(3) = 0 [pid 6737] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6737] write(1, "executing program\n", 18) = 18 [pid 6737] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6737] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6737] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6737] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6737] exit_group(0) = ? [pid 6737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./849", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./849/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./849/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./849") = 0 mkdir("./850", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6738 attached , child_tidptr=0x55557b251650) = 6738 [pid 6738] set_robust_list(0x55557b251660, 24) = 0 [pid 6738] chdir("./850") = 0 [pid 6738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6738] setpgid(0, 0) = 0 [pid 6738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6738] write(3, "1000", 4) = 4 [pid 6738] close(3) = 0 [pid 6738] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6738] write(1, "executing program\n", 18) = 18 [pid 6738] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6738] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6738] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6738] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6738] exit_group(0) = ? [pid 6738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6738, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./850", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./850/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./850/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./850") = 0 mkdir("./851", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6739 attached , child_tidptr=0x55557b251650) = 6739 [pid 6739] set_robust_list(0x55557b251660, 24) = 0 [pid 6739] chdir("./851") = 0 [pid 6739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6739] setpgid(0, 0) = 0 [pid 6739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6739] write(3, "1000", 4) = 4 [pid 6739] close(3) = 0 [pid 6739] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6739] write(1, "executing program\n", 18) = 18 [pid 6739] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6739] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6739] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6739] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6739] exit_group(0) = ? [pid 6739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./851", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./851/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./851/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./851") = 0 mkdir("./852", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6740 attached , child_tidptr=0x55557b251650) = 6740 [pid 6740] set_robust_list(0x55557b251660, 24) = 0 [pid 6740] chdir("./852") = 0 [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6740] setpgid(0, 0) = 0 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6740] write(3, "1000", 4) = 4 [pid 6740] close(3) = 0 [pid 6740] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6740] write(1, "executing program\n", 18) = 18 [pid 6740] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6740] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6740] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6740] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6740] exit_group(0) = ? [pid 6740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./852", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./852/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./852/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./852") = 0 mkdir("./853", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6741 attached , child_tidptr=0x55557b251650) = 6741 [pid 6741] set_robust_list(0x55557b251660, 24) = 0 [pid 6741] chdir("./853") = 0 [pid 6741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6741] setpgid(0, 0) = 0 [pid 6741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6741] write(3, "1000", 4) = 4 [pid 6741] close(3) = 0 [pid 6741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6741] write(1, "executing program\n", 18executing program ) = 18 [pid 6741] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6741] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6741] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6741] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6741] exit_group(0) = ? [pid 6741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./853", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./853/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./853/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./853") = 0 mkdir("./854", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6742 attached , child_tidptr=0x55557b251650) = 6742 [pid 6742] set_robust_list(0x55557b251660, 24) = 0 [pid 6742] chdir("./854") = 0 [pid 6742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6742] setpgid(0, 0) = 0 [pid 6742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6742] write(3, "1000", 4) = 4 [pid 6742] close(3) = 0 [pid 6742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6742] write(1, "executing program\n", 18executing program ) = 18 [pid 6742] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6742] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6742] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6742] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6742] exit_group(0) = ? [pid 6742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./854", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./854/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./854/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./854") = 0 mkdir("./855", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6743 attached , child_tidptr=0x55557b251650) = 6743 [pid 6743] set_robust_list(0x55557b251660, 24) = 0 [pid 6743] chdir("./855") = 0 [pid 6743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6743] setpgid(0, 0) = 0 [pid 6743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6743] write(3, "1000", 4) = 4 [pid 6743] close(3) = 0 [pid 6743] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6743] write(1, "executing program\n", 18) = 18 [pid 6743] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6743] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6743] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6743] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6743] exit_group(0) = ? [pid 6743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./855", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./855/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./855/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./855") = 0 mkdir("./856", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6744 attached , child_tidptr=0x55557b251650) = 6744 [pid 6744] set_robust_list(0x55557b251660, 24) = 0 [pid 6744] chdir("./856") = 0 [pid 6744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6744] setpgid(0, 0) = 0 [pid 6744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6744] write(3, "1000", 4) = 4 [pid 6744] close(3) = 0 [pid 6744] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6744] write(1, "executing program\n", 18executing program ) = 18 [pid 6744] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6744] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6744] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6744] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6744] exit_group(0) = ? [pid 6744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./856", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./856/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./856/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./856") = 0 mkdir("./857", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6745 attached , child_tidptr=0x55557b251650) = 6745 [pid 6745] set_robust_list(0x55557b251660, 24) = 0 [pid 6745] chdir("./857") = 0 [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6745] setpgid(0, 0) = 0 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6745] write(3, "1000", 4) = 4 [pid 6745] close(3) = 0 [pid 6745] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6745] write(1, "executing program\n", 18) = 18 [pid 6745] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6745] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6745] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6745] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6745] exit_group(0) = ? [pid 6745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./857", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./857/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./857/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./857") = 0 mkdir("./858", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6746 attached , child_tidptr=0x55557b251650) = 6746 [pid 6746] set_robust_list(0x55557b251660, 24) = 0 [pid 6746] chdir("./858") = 0 [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6746] setpgid(0, 0) = 0 [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6746] write(3, "1000", 4) = 4 [pid 6746] close(3) = 0 [pid 6746] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6746] write(1, "executing program\n", 18executing program ) = 18 [pid 6746] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6746] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6746] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6746] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6746] exit_group(0) = ? [pid 6746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./858", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./858/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./858/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./858") = 0 mkdir("./859", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6747 attached , child_tidptr=0x55557b251650) = 6747 [pid 6747] set_robust_list(0x55557b251660, 24) = 0 [pid 6747] chdir("./859") = 0 [pid 6747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6747] setpgid(0, 0) = 0 [pid 6747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6747] write(3, "1000", 4) = 4 [pid 6747] close(3) = 0 [pid 6747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6747] write(1, "executing program\n", 18executing program ) = 18 [pid 6747] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6747] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6747] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6747] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6747] exit_group(0) = ? [pid 6747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./859", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./859/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./859/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./859") = 0 mkdir("./860", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6748 attached , child_tidptr=0x55557b251650) = 6748 [pid 6748] set_robust_list(0x55557b251660, 24) = 0 [pid 6748] chdir("./860") = 0 [pid 6748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6748] setpgid(0, 0) = 0 [pid 6748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6748] write(3, "1000", 4) = 4 [pid 6748] close(3) = 0 [pid 6748] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6748] write(1, "executing program\n", 18executing program ) = 18 [pid 6748] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6748] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6748] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6748] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6748] exit_group(0) = ? [pid 6748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./860", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./860/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./860/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./860") = 0 mkdir("./861", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6749 attached , child_tidptr=0x55557b251650) = 6749 [pid 6749] set_robust_list(0x55557b251660, 24) = 0 [pid 6749] chdir("./861") = 0 [pid 6749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6749] setpgid(0, 0) = 0 [pid 6749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6749] write(3, "1000", 4) = 4 [pid 6749] close(3) = 0 [pid 6749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6749] write(1, "executing program\n", 18executing program ) = 18 [pid 6749] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6749] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6749] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6749] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6749] exit_group(0) = ? [pid 6749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./861", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./861/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./861/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./861") = 0 mkdir("./862", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6750 attached , child_tidptr=0x55557b251650) = 6750 [pid 6750] set_robust_list(0x55557b251660, 24) = 0 [pid 6750] chdir("./862") = 0 [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6750] setpgid(0, 0) = 0 [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6750] write(3, "1000", 4) = 4 [pid 6750] close(3) = 0 [pid 6750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6750] write(1, "executing program\n", 18executing program ) = 18 [pid 6750] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6750] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6750] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6750] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6750] exit_group(0) = ? [pid 6750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./862", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./862/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./862/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./862") = 0 mkdir("./863", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6751 attached , child_tidptr=0x55557b251650) = 6751 [pid 6751] set_robust_list(0x55557b251660, 24) = 0 [pid 6751] chdir("./863") = 0 [pid 6751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6751] setpgid(0, 0) = 0 [pid 6751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6751] write(3, "1000", 4) = 4 [pid 6751] close(3) = 0 [pid 6751] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6751] write(1, "executing program\n", 18) = 18 [pid 6751] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6751] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6751] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6751] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6751] exit_group(0) = ? [pid 6751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./863", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./863/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./863/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./863") = 0 mkdir("./864", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6752 attached , child_tidptr=0x55557b251650) = 6752 [pid 6752] set_robust_list(0x55557b251660, 24) = 0 [pid 6752] chdir("./864") = 0 [pid 6752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6752] setpgid(0, 0) = 0 [pid 6752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6752] write(3, "1000", 4) = 4 [pid 6752] close(3) = 0 [pid 6752] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6752] write(1, "executing program\n", 18) = 18 [pid 6752] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6752] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6752] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6752] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6752] exit_group(0) = ? [pid 6752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./864", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./864/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./864/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./864") = 0 mkdir("./865", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6753 attached [pid 6753] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6753 [pid 6753] <... set_robust_list resumed>) = 0 [pid 6753] chdir("./865") = 0 [pid 6753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6753] setpgid(0, 0) = 0 [pid 6753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6753] write(3, "1000", 4) = 4 [pid 6753] close(3) = 0 [pid 6753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6753] write(1, "executing program\n", 18executing program ) = 18 [pid 6753] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6753] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6753] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6753] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6753] exit_group(0) = ? [pid 6753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./865", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./865/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./865/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./865") = 0 mkdir("./866", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6754 attached , child_tidptr=0x55557b251650) = 6754 [pid 6754] set_robust_list(0x55557b251660, 24) = 0 [pid 6754] chdir("./866") = 0 [pid 6754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6754] setpgid(0, 0) = 0 [pid 6754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6754] write(3, "1000", 4) = 4 [pid 6754] close(3) = 0 [pid 6754] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6754] write(1, "executing program\n", 18) = 18 [pid 6754] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6754] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6754] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6754] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6754] exit_group(0) = ? [pid 6754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./866", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./866/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./866/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./866") = 0 mkdir("./867", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6755 attached , child_tidptr=0x55557b251650) = 6755 [pid 6755] set_robust_list(0x55557b251660, 24) = 0 [pid 6755] chdir("./867") = 0 [pid 6755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6755] setpgid(0, 0) = 0 [pid 6755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6755] write(3, "1000", 4) = 4 [pid 6755] close(3) = 0 [pid 6755] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6755] write(1, "executing program\n", 18) = 18 [pid 6755] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6755] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6755] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6755] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6755] exit_group(0) = ? [pid 6755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./867", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./867/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./867/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./867") = 0 mkdir("./868", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6756 attached , child_tidptr=0x55557b251650) = 6756 [pid 6756] set_robust_list(0x55557b251660, 24) = 0 [pid 6756] chdir("./868") = 0 [pid 6756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6756] setpgid(0, 0) = 0 [pid 6756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6756] write(3, "1000", 4) = 4 [pid 6756] close(3) = 0 [pid 6756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6756] write(1, "executing program\n", 18executing program ) = 18 [pid 6756] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6756] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6756] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6756] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6756] exit_group(0) = ? [pid 6756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6756, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./868", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./868/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./868/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./868") = 0 mkdir("./869", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6757 attached , child_tidptr=0x55557b251650) = 6757 [pid 6757] set_robust_list(0x55557b251660, 24) = 0 [pid 6757] chdir("./869") = 0 [pid 6757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6757] setpgid(0, 0) = 0 [pid 6757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6757] write(3, "1000", 4) = 4 [pid 6757] close(3) = 0 [pid 6757] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6757] write(1, "executing program\n", 18) = 18 [pid 6757] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6757] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6757] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6757] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6757] exit_group(0) = ? [pid 6757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./869", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./869/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./869/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./869") = 0 mkdir("./870", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6758 attached , child_tidptr=0x55557b251650) = 6758 [pid 6758] set_robust_list(0x55557b251660, 24) = 0 [pid 6758] chdir("./870") = 0 [pid 6758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6758] setpgid(0, 0) = 0 [pid 6758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6758] write(3, "1000", 4) = 4 [pid 6758] close(3) = 0 [pid 6758] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6758] write(1, "executing program\n", 18) = 18 [pid 6758] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6758] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6758] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6758] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6758] exit_group(0) = ? [pid 6758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./870", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./870/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./870") = 0 mkdir("./871", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6759 attached , child_tidptr=0x55557b251650) = 6759 [pid 6759] set_robust_list(0x55557b251660, 24) = 0 [pid 6759] chdir("./871") = 0 [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6759] setpgid(0, 0) = 0 [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6759] write(3, "1000", 4) = 4 [pid 6759] close(3) = 0 [pid 6759] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6759] write(1, "executing program\n", 18) = 18 [pid 6759] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6759] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6759] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6759] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6759] exit_group(0) = ? [pid 6759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./871", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./871/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./871") = 0 mkdir("./872", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6760 attached , child_tidptr=0x55557b251650) = 6760 [pid 6760] set_robust_list(0x55557b251660, 24) = 0 [pid 6760] chdir("./872") = 0 [pid 6760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6760] setpgid(0, 0) = 0 [pid 6760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6760] write(3, "1000", 4) = 4 [pid 6760] close(3) = 0 [pid 6760] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6760] write(1, "executing program\n", 18) = 18 [pid 6760] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6760] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6760] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6760] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6760] exit_group(0) = ? [pid 6760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./872", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./872/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./872") = 0 mkdir("./873", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6761 attached , child_tidptr=0x55557b251650) = 6761 [pid 6761] set_robust_list(0x55557b251660, 24) = 0 [pid 6761] chdir("./873") = 0 [pid 6761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6761] setpgid(0, 0) = 0 [pid 6761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6761] write(3, "1000", 4) = 4 [pid 6761] close(3) = 0 [pid 6761] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6761] write(1, "executing program\n", 18) = 18 [pid 6761] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6761] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6761] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6761] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6761] exit_group(0) = ? [pid 6761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./873", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./873/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./873/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./873") = 0 mkdir("./874", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6762 attached [pid 6762] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6762 [pid 6762] <... set_robust_list resumed>) = 0 [pid 6762] chdir("./874") = 0 [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6762] setpgid(0, 0) = 0 [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6762] write(3, "1000", 4) = 4 [pid 6762] close(3) = 0 [pid 6762] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6762] write(1, "executing program\n", 18) = 18 [pid 6762] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6762] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6762] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6762] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6762] exit_group(0) = ? [pid 6762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./874", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./874/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./874/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./874") = 0 mkdir("./875", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6763 attached , child_tidptr=0x55557b251650) = 6763 [pid 6763] set_robust_list(0x55557b251660, 24) = 0 [pid 6763] chdir("./875") = 0 [pid 6763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6763] setpgid(0, 0) = 0 [pid 6763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6763] write(3, "1000", 4) = 4 [pid 6763] close(3) = 0 [pid 6763] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6763] write(1, "executing program\n", 18) = 18 [pid 6763] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6763] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6763] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6763] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6763] exit_group(0) = ? [pid 6763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./875", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./875/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./875/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./875") = 0 mkdir("./876", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6764 attached , child_tidptr=0x55557b251650) = 6764 [pid 6764] set_robust_list(0x55557b251660, 24) = 0 [pid 6764] chdir("./876") = 0 [pid 6764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6764] setpgid(0, 0) = 0 [pid 6764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6764] write(3, "1000", 4) = 4 [pid 6764] close(3) = 0 [pid 6764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6764] write(1, "executing program\n", 18executing program ) = 18 [pid 6764] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6764] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6764] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6764] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6764] exit_group(0) = ? [pid 6764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./876", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./876/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./876/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./876") = 0 mkdir("./877", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6765 attached , child_tidptr=0x55557b251650) = 6765 [pid 6765] set_robust_list(0x55557b251660, 24) = 0 [pid 6765] chdir("./877") = 0 [pid 6765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6765] setpgid(0, 0) = 0 [pid 6765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6765] write(3, "1000", 4) = 4 [pid 6765] close(3) = 0 [pid 6765] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6765] write(1, "executing program\n", 18) = 18 [pid 6765] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6765] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6765] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6765] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6765] exit_group(0) = ? [pid 6765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./877", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./877/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./877/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./877") = 0 mkdir("./878", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6766 attached , child_tidptr=0x55557b251650) = 6766 [pid 6766] set_robust_list(0x55557b251660, 24) = 0 [pid 6766] chdir("./878") = 0 [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6766] setpgid(0, 0) = 0 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6766] write(3, "1000", 4) = 4 [pid 6766] close(3) = 0 [pid 6766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6766] write(1, "executing program\n", 18executing program ) = 18 [pid 6766] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6766] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6766] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6766] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6766] exit_group(0) = ? [pid 6766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./878", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./878/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./878/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./878") = 0 mkdir("./879", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6767 attached [pid 6767] set_robust_list(0x55557b251660, 24) = 0 [pid 6767] chdir("./879" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6767 [pid 6767] <... chdir resumed>) = 0 [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6767] setpgid(0, 0) = 0 [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6767] write(3, "1000", 4) = 4 [pid 6767] close(3) = 0 [pid 6767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6767] write(1, "executing program\n", 18executing program ) = 18 [pid 6767] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6767] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6767] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6767] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6767] exit_group(0) = ? [pid 6767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./879", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./879/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./879/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./879") = 0 mkdir("./880", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6768 attached , child_tidptr=0x55557b251650) = 6768 [pid 6768] set_robust_list(0x55557b251660, 24) = 0 [pid 6768] chdir("./880") = 0 [pid 6768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6768] setpgid(0, 0) = 0 [pid 6768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6768] write(3, "1000", 4) = 4 [pid 6768] close(3) = 0 [pid 6768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6768] write(1, "executing program\n", 18executing program ) = 18 [pid 6768] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6768] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6768] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6768] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6768] exit_group(0) = ? [pid 6768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./880", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./880/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./880/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./880") = 0 mkdir("./881", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6769 attached , child_tidptr=0x55557b251650) = 6769 [pid 6769] set_robust_list(0x55557b251660, 24) = 0 [pid 6769] chdir("./881") = 0 [pid 6769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6769] setpgid(0, 0) = 0 [pid 6769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6769] write(3, "1000", 4) = 4 [pid 6769] close(3) = 0 [pid 6769] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6769] write(1, "executing program\n", 18) = 18 [pid 6769] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6769] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6769] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6769] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6769] exit_group(0) = ? [pid 6769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./881", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./881/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./881/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./881") = 0 mkdir("./882", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6770 attached , child_tidptr=0x55557b251650) = 6770 [pid 6770] set_robust_list(0x55557b251660, 24) = 0 [pid 6770] chdir("./882") = 0 [pid 6770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6770] setpgid(0, 0) = 0 [pid 6770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6770] write(3, "1000", 4) = 4 [pid 6770] close(3) = 0 [pid 6770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6770] write(1, "executing program\n", 18executing program ) = 18 [pid 6770] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6770] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6770] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6770] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6770] exit_group(0) = ? [pid 6770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6770, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./882", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./882/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./882/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./882") = 0 mkdir("./883", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6771 attached [pid 6771] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6771 [pid 6771] <... set_robust_list resumed>) = 0 [pid 6771] chdir("./883") = 0 [pid 6771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6771] setpgid(0, 0) = 0 [pid 6771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6771] write(3, "1000", 4) = 4 [pid 6771] close(3) = 0 [pid 6771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6771] write(1, "executing program\n", 18executing program ) = 18 [pid 6771] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6771] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6771] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6771] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6771] exit_group(0) = ? [pid 6771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./883", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./883/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./883/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./883") = 0 mkdir("./884", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6772 attached , child_tidptr=0x55557b251650) = 6772 [pid 6772] set_robust_list(0x55557b251660, 24) = 0 [pid 6772] chdir("./884") = 0 [pid 6772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6772] setpgid(0, 0) = 0 [pid 6772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6772] write(3, "1000", 4) = 4 [pid 6772] close(3) = 0 [pid 6772] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6772] write(1, "executing program\n", 18executing program ) = 18 [pid 6772] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6772] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6772] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6772] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6772] exit_group(0) = ? [pid 6772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./884", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./884/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./884/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./884") = 0 mkdir("./885", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6773 attached , child_tidptr=0x55557b251650) = 6773 [pid 6773] set_robust_list(0x55557b251660, 24) = 0 [pid 6773] chdir("./885") = 0 [pid 6773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6773] setpgid(0, 0) = 0 [pid 6773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6773] write(3, "1000", 4) = 4 [pid 6773] close(3) = 0 [pid 6773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6773] write(1, "executing program\n", 18executing program ) = 18 [pid 6773] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6773] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6773] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6773] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6773] exit_group(0) = ? [pid 6773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./885", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./885/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./885") = 0 mkdir("./886", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6774 attached , child_tidptr=0x55557b251650) = 6774 [pid 6774] set_robust_list(0x55557b251660, 24) = 0 [pid 6774] chdir("./886") = 0 [pid 6774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6774] setpgid(0, 0) = 0 [pid 6774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6774] write(3, "1000", 4) = 4 [pid 6774] close(3) = 0 [pid 6774] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6774] write(1, "executing program\n", 18) = 18 [pid 6774] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6774] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6774] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6774] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6774] exit_group(0) = ? [pid 6774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./886", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./886/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./886/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./886") = 0 mkdir("./887", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6775 attached , child_tidptr=0x55557b251650) = 6775 [pid 6775] set_robust_list(0x55557b251660, 24) = 0 [pid 6775] chdir("./887") = 0 [pid 6775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6775] setpgid(0, 0) = 0 [pid 6775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6775] write(3, "1000", 4) = 4 [pid 6775] close(3) = 0 [pid 6775] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6775] write(1, "executing program\n", 18) = 18 [pid 6775] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6775] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6775] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6775] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6775] exit_group(0) = ? [pid 6775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./887", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./887/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./887/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./887") = 0 mkdir("./888", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6776 attached , child_tidptr=0x55557b251650) = 6776 [pid 6776] set_robust_list(0x55557b251660, 24) = 0 [pid 6776] chdir("./888") = 0 [pid 6776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6776] setpgid(0, 0) = 0 [pid 6776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6776] write(3, "1000", 4) = 4 [pid 6776] close(3) = 0 [pid 6776] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6776] write(1, "executing program\n", 18executing program ) = 18 [pid 6776] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6776] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6776] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6776] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6776] exit_group(0) = ? [pid 6776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./888", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./888/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./888/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./888") = 0 mkdir("./889", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6777 attached , child_tidptr=0x55557b251650) = 6777 [pid 6777] set_robust_list(0x55557b251660, 24) = 0 [pid 6777] chdir("./889") = 0 [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6777] setpgid(0, 0) = 0 [pid 6777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6777] write(3, "1000", 4) = 4 [pid 6777] close(3) = 0 [pid 6777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6777] write(1, "executing program\n", 18executing program ) = 18 [pid 6777] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6777] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6777] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6777] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6777] exit_group(0) = ? [pid 6777] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./889", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./889/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./889/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./889") = 0 mkdir("./890", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6778 attached , child_tidptr=0x55557b251650) = 6778 [pid 6778] set_robust_list(0x55557b251660, 24) = 0 [pid 6778] chdir("./890") = 0 [pid 6778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6778] setpgid(0, 0) = 0 [pid 6778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6778] write(3, "1000", 4) = 4 [pid 6778] close(3) = 0 [pid 6778] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6778] write(1, "executing program\n", 18) = 18 [pid 6778] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6778] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6778] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6778] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6778] exit_group(0) = ? [pid 6778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./890", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./890/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./890/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./890") = 0 mkdir("./891", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6779 attached , child_tidptr=0x55557b251650) = 6779 [pid 6779] set_robust_list(0x55557b251660, 24) = 0 [pid 6779] chdir("./891") = 0 [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6779] setpgid(0, 0) = 0 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6779] write(3, "1000", 4) = 4 [pid 6779] close(3) = 0 [pid 6779] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6779] write(1, "executing program\n", 18) = 18 [pid 6779] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6779] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6779] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6779] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6779] exit_group(0) = ? [pid 6779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./891", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./891/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./891/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./891") = 0 mkdir("./892", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6780 attached , child_tidptr=0x55557b251650) = 6780 [pid 6780] set_robust_list(0x55557b251660, 24) = 0 [pid 6780] chdir("./892") = 0 [pid 6780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6780] setpgid(0, 0) = 0 [pid 6780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6780] write(3, "1000", 4) = 4 [pid 6780] close(3) = 0 [pid 6780] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6780] write(1, "executing program\n", 18executing program ) = 18 [pid 6780] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6780] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6780] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6780] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6780] exit_group(0) = ? [pid 6780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./892", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./892/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./892/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./892") = 0 mkdir("./893", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6781 attached , child_tidptr=0x55557b251650) = 6781 [pid 6781] set_robust_list(0x55557b251660, 24) = 0 [pid 6781] chdir("./893") = 0 [pid 6781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6781] setpgid(0, 0) = 0 [pid 6781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6781] write(3, "1000", 4) = 4 [pid 6781] close(3) = 0 [pid 6781] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6781] write(1, "executing program\n", 18executing program ) = 18 [pid 6781] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6781] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6781] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6781] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6781] exit_group(0) = ? [pid 6781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./893", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./893/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./893/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./893") = 0 mkdir("./894", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6782 attached , child_tidptr=0x55557b251650) = 6782 [pid 6782] set_robust_list(0x55557b251660, 24) = 0 [pid 6782] chdir("./894") = 0 [pid 6782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6782] setpgid(0, 0) = 0 [pid 6782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6782] write(3, "1000", 4) = 4 [pid 6782] close(3) = 0 [pid 6782] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6782] write(1, "executing program\n", 18) = 18 [pid 6782] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6782] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6782] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6782] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6782] exit_group(0) = ? [pid 6782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./894", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./894/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./894/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./894") = 0 mkdir("./895", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6783 attached , child_tidptr=0x55557b251650) = 6783 [pid 6783] set_robust_list(0x55557b251660, 24) = 0 [pid 6783] chdir("./895") = 0 [pid 6783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6783] setpgid(0, 0) = 0 [pid 6783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6783] write(3, "1000", 4) = 4 [pid 6783] close(3) = 0 [pid 6783] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6783] write(1, "executing program\n", 18) = 18 [pid 6783] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6783] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6783] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6783] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6783] exit_group(0) = ? [pid 6783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./895", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./895/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./895/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./895") = 0 mkdir("./896", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6784 attached , child_tidptr=0x55557b251650) = 6784 [pid 6784] set_robust_list(0x55557b251660, 24) = 0 [pid 6784] chdir("./896") = 0 [pid 6784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6784] setpgid(0, 0) = 0 [pid 6784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6784] write(3, "1000", 4) = 4 [pid 6784] close(3) = 0 [pid 6784] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6784] write(1, "executing program\n", 18executing program ) = 18 [pid 6784] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6784] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6784] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6784] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6784] exit_group(0) = ? [pid 6784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./896", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./896/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./896/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./896") = 0 mkdir("./897", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6785 attached , child_tidptr=0x55557b251650) = 6785 [pid 6785] set_robust_list(0x55557b251660, 24) = 0 [pid 6785] chdir("./897") = 0 [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6785] setpgid(0, 0) = 0 [pid 6785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6785] write(3, "1000", 4) = 4 [pid 6785] close(3) = 0 [pid 6785] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6785] write(1, "executing program\n", 18executing program ) = 18 [pid 6785] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6785] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6785] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6785] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6785] exit_group(0) = ? [pid 6785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./897", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./897/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./897/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./897") = 0 mkdir("./898", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6786 attached , child_tidptr=0x55557b251650) = 6786 [pid 6786] set_robust_list(0x55557b251660, 24) = 0 [pid 6786] chdir("./898") = 0 [pid 6786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6786] setpgid(0, 0) = 0 [pid 6786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6786] write(3, "1000", 4) = 4 [pid 6786] close(3) = 0 [pid 6786] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6786] write(1, "executing program\n", 18) = 18 [pid 6786] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6786] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6786] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6786] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6786] exit_group(0) = ? [pid 6786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./898", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./898/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./898/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./898") = 0 mkdir("./899", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6787 attached , child_tidptr=0x55557b251650) = 6787 [pid 6787] set_robust_list(0x55557b251660, 24) = 0 [pid 6787] chdir("./899") = 0 [pid 6787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6787] setpgid(0, 0) = 0 [pid 6787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6787] write(3, "1000", 4) = 4 [pid 6787] close(3) = 0 [pid 6787] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6787] write(1, "executing program\n", 18) = 18 [pid 6787] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6787] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6787] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6787] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6787] exit_group(0) = ? [pid 6787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./899", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./899/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./899/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./899") = 0 mkdir("./900", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6788 attached [pid 6788] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6788 [pid 6788] <... set_robust_list resumed>) = 0 [pid 6788] chdir("./900") = 0 [pid 6788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6788] setpgid(0, 0) = 0 [pid 6788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6788] write(3, "1000", 4) = 4 [pid 6788] close(3) = 0 [pid 6788] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6788] write(1, "executing program\n", 18executing program ) = 18 [pid 6788] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6788] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6788] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6788] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6788] exit_group(0) = ? [pid 6788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./900", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./900/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./900/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./900") = 0 mkdir("./901", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6789 attached , child_tidptr=0x55557b251650) = 6789 [pid 6789] set_robust_list(0x55557b251660, 24) = 0 [pid 6789] chdir("./901") = 0 [pid 6789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6789] setpgid(0, 0) = 0 [pid 6789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6789] write(3, "1000", 4) = 4 [pid 6789] close(3) = 0 [pid 6789] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6789] write(1, "executing program\n", 18) = 18 [pid 6789] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6789] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6789] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6789] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6789] exit_group(0) = ? [pid 6789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./901", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./901/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./901/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./901") = 0 mkdir("./902", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6790 attached , child_tidptr=0x55557b251650) = 6790 [pid 6790] set_robust_list(0x55557b251660, 24) = 0 [pid 6790] chdir("./902") = 0 [pid 6790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6790] setpgid(0, 0) = 0 [pid 6790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6790] write(3, "1000", 4) = 4 [pid 6790] close(3) = 0 [pid 6790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6790] write(1, "executing program\n", 18executing program ) = 18 [pid 6790] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6790] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6790] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6790] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6790] exit_group(0) = ? [pid 6790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./902", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./902/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./902/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./902") = 0 mkdir("./903", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6791 attached , child_tidptr=0x55557b251650) = 6791 [pid 6791] set_robust_list(0x55557b251660, 24) = 0 [pid 6791] chdir("./903") = 0 [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6791] setpgid(0, 0) = 0 [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6791] write(3, "1000", 4) = 4 [pid 6791] close(3) = 0 [pid 6791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6791] write(1, "executing program\n", 18executing program ) = 18 [pid 6791] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6791] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6791] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6791] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6791] exit_group(0) = ? [pid 6791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./903", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./903/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./903/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./903") = 0 mkdir("./904", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6792 attached , child_tidptr=0x55557b251650) = 6792 [pid 6792] set_robust_list(0x55557b251660, 24) = 0 [pid 6792] chdir("./904") = 0 [pid 6792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6792] setpgid(0, 0) = 0 [pid 6792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6792] write(3, "1000", 4) = 4 [pid 6792] close(3) = 0 [pid 6792] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6792] write(1, "executing program\n", 18executing program ) = 18 [pid 6792] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6792] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6792] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6792] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6792] exit_group(0) = ? [pid 6792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./904", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./904/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./904/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./904") = 0 mkdir("./905", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6793 attached , child_tidptr=0x55557b251650) = 6793 [pid 6793] set_robust_list(0x55557b251660, 24) = 0 [pid 6793] chdir("./905") = 0 [pid 6793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6793] setpgid(0, 0) = 0 [pid 6793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6793] write(3, "1000", 4) = 4 [pid 6793] close(3) = 0 [pid 6793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6793] write(1, "executing program\n", 18executing program ) = 18 [pid 6793] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6793] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6793] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6793] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6793] exit_group(0) = ? [pid 6793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./905", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./905/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./905/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./905") = 0 mkdir("./906", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6794 attached [pid 6794] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6794 [pid 6794] <... set_robust_list resumed>) = 0 [pid 6794] chdir("./906") = 0 [pid 6794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6794] setpgid(0, 0) = 0 [pid 6794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6794] write(3, "1000", 4) = 4 [pid 6794] close(3) = 0 [pid 6794] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6794] write(1, "executing program\n", 18) = 18 [pid 6794] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6794] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6794] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6794] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6794] exit_group(0) = ? [pid 6794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./906", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./906/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./906/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./906") = 0 mkdir("./907", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6795 attached [pid 6795] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6795 [pid 6795] <... set_robust_list resumed>) = 0 [pid 6795] chdir("./907") = 0 [pid 6795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6795] setpgid(0, 0) = 0 [pid 6795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6795] write(3, "1000", 4) = 4 [pid 6795] close(3) = 0 [pid 6795] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6795] write(1, "executing program\n", 18) = 18 [pid 6795] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6795] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6795] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6795] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6795] exit_group(0) = ? [pid 6795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./907", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./907/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./907/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./907") = 0 mkdir("./908", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6796 attached , child_tidptr=0x55557b251650) = 6796 [pid 6796] set_robust_list(0x55557b251660, 24) = 0 [pid 6796] chdir("./908") = 0 [pid 6796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6796] setpgid(0, 0) = 0 [pid 6796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6796] write(3, "1000", 4) = 4 [pid 6796] close(3) = 0 [pid 6796] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6796] write(1, "executing program\n", 18executing program ) = 18 [pid 6796] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6796] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6796] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6796] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6796] exit_group(0) = ? [pid 6796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./908", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./908/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./908/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./908") = 0 mkdir("./909", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6797 attached , child_tidptr=0x55557b251650) = 6797 [pid 6797] set_robust_list(0x55557b251660, 24) = 0 [pid 6797] chdir("./909") = 0 [pid 6797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6797] setpgid(0, 0) = 0 [pid 6797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6797] write(3, "1000", 4) = 4 [pid 6797] close(3) = 0 [pid 6797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6797] write(1, "executing program\n", 18executing program ) = 18 [pid 6797] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6797] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6797] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6797] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6797] exit_group(0) = ? [pid 6797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./909", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./909/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./909/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./909") = 0 mkdir("./910", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6798 attached , child_tidptr=0x55557b251650) = 6798 [pid 6798] set_robust_list(0x55557b251660, 24) = 0 [pid 6798] chdir("./910") = 0 [pid 6798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6798] setpgid(0, 0) = 0 [pid 6798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6798] write(3, "1000", 4) = 4 [pid 6798] close(3) = 0 [pid 6798] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6798] write(1, "executing program\n", 18) = 18 [pid 6798] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6798] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6798] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6798] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6798] exit_group(0) = ? [pid 6798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./910", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./910/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./910/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./910") = 0 mkdir("./911", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6799 attached , child_tidptr=0x55557b251650) = 6799 [pid 6799] set_robust_list(0x55557b251660, 24) = 0 [pid 6799] chdir("./911") = 0 [pid 6799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6799] setpgid(0, 0) = 0 [pid 6799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6799] write(3, "1000", 4) = 4 [pid 6799] close(3) = 0 [pid 6799] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6799] write(1, "executing program\n", 18) = 18 [pid 6799] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6799] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6799] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6799] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6799] exit_group(0) = ? [pid 6799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./911", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./911/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./911/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./911") = 0 mkdir("./912", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6800 attached , child_tidptr=0x55557b251650) = 6800 [pid 6800] set_robust_list(0x55557b251660, 24) = 0 [pid 6800] chdir("./912") = 0 [pid 6800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6800] setpgid(0, 0) = 0 [pid 6800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6800] write(3, "1000", 4) = 4 [pid 6800] close(3) = 0 [pid 6800] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6800] write(1, "executing program\n", 18) = 18 [pid 6800] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6800] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6800] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6800] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6800] exit_group(0) = ? [pid 6800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./912", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./912/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./912/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./912") = 0 mkdir("./913", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6801 attached , child_tidptr=0x55557b251650) = 6801 [pid 6801] set_robust_list(0x55557b251660, 24) = 0 [pid 6801] chdir("./913") = 0 [pid 6801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6801] setpgid(0, 0) = 0 [pid 6801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6801] write(3, "1000", 4) = 4 [pid 6801] close(3) = 0 [pid 6801] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6801] write(1, "executing program\n", 18) = 18 [pid 6801] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6801] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6801] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6801] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6801] exit_group(0) = ? [pid 6801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./913", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./913/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./913/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./913") = 0 mkdir("./914", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6802 attached , child_tidptr=0x55557b251650) = 6802 [pid 6802] set_robust_list(0x55557b251660, 24) = 0 [pid 6802] chdir("./914") = 0 [pid 6802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6802] setpgid(0, 0) = 0 [pid 6802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6802] write(3, "1000", 4) = 4 [pid 6802] close(3) = 0 [pid 6802] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6802] write(1, "executing program\n", 18) = 18 [pid 6802] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6802] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6802] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6802] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6802] exit_group(0) = ? [pid 6802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./914", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./914/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./914/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./914") = 0 mkdir("./915", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6803 attached , child_tidptr=0x55557b251650) = 6803 [pid 6803] set_robust_list(0x55557b251660, 24) = 0 [pid 6803] chdir("./915") = 0 [pid 6803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6803] setpgid(0, 0) = 0 [pid 6803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6803] write(3, "1000", 4) = 4 [pid 6803] close(3) = 0 [pid 6803] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6803] write(1, "executing program\n", 18) = 18 [pid 6803] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6803] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6803] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6803] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6803] exit_group(0) = ? [pid 6803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./915", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./915/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./915/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./915") = 0 mkdir("./916", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6804 attached , child_tidptr=0x55557b251650) = 6804 [pid 6804] set_robust_list(0x55557b251660, 24) = 0 [pid 6804] chdir("./916") = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6804] setpgid(0, 0) = 0 [pid 6804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6804] write(3, "1000", 4) = 4 [pid 6804] close(3) = 0 [pid 6804] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6804] write(1, "executing program\n", 18) = 18 [pid 6804] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6804] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6804] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6804] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6804] exit_group(0) = ? [pid 6804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./916", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./916/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./916/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./916") = 0 mkdir("./917", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6805 attached , child_tidptr=0x55557b251650) = 6805 [pid 6805] set_robust_list(0x55557b251660, 24) = 0 [pid 6805] chdir("./917") = 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6805] setpgid(0, 0) = 0 [pid 6805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6805] write(3, "1000", 4) = 4 [pid 6805] close(3) = 0 [pid 6805] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6805] write(1, "executing program\n", 18) = 18 [pid 6805] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6805] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6805] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6805] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6805] exit_group(0) = ? [pid 6805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6805, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./917", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./917/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./917/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./917") = 0 mkdir("./918", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6806 attached , child_tidptr=0x55557b251650) = 6806 [pid 6806] set_robust_list(0x55557b251660, 24) = 0 [pid 6806] chdir("./918") = 0 [pid 6806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6806] setpgid(0, 0) = 0 [pid 6806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6806] write(3, "1000", 4) = 4 [pid 6806] close(3) = 0 [pid 6806] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6806] write(1, "executing program\n", 18executing program ) = 18 [pid 6806] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6806] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6806] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6806] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6806] exit_group(0) = ? [pid 6806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./918", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./918/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./918/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./918") = 0 mkdir("./919", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6807 attached , child_tidptr=0x55557b251650) = 6807 [pid 6807] set_robust_list(0x55557b251660, 24) = 0 [pid 6807] chdir("./919") = 0 [pid 6807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6807] setpgid(0, 0) = 0 [pid 6807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6807] write(3, "1000", 4) = 4 [pid 6807] close(3) = 0 [pid 6807] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6807] write(1, "executing program\n", 18) = 18 [pid 6807] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6807] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6807] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6807] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6807] exit_group(0) = ? [pid 6807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./919", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./919/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./919/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./919") = 0 mkdir("./920", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6808 attached , child_tidptr=0x55557b251650) = 6808 [pid 6808] set_robust_list(0x55557b251660, 24) = 0 [pid 6808] chdir("./920") = 0 [pid 6808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6808] setpgid(0, 0) = 0 [pid 6808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6808] write(3, "1000", 4) = 4 [pid 6808] close(3) = 0 [pid 6808] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6808] write(1, "executing program\n", 18executing program ) = 18 [pid 6808] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6808] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6808] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6808] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6808] exit_group(0) = ? [pid 6808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./920", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./920/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./920/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./920") = 0 mkdir("./921", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6809 attached , child_tidptr=0x55557b251650) = 6809 [pid 6809] set_robust_list(0x55557b251660, 24) = 0 [pid 6809] chdir("./921") = 0 [pid 6809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6809] setpgid(0, 0) = 0 [pid 6809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6809] write(3, "1000", 4) = 4 [pid 6809] close(3) = 0 [pid 6809] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6809] write(1, "executing program\n", 18) = 18 [pid 6809] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6809] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6809] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6809] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6809] exit_group(0) = ? [pid 6809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./921", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./921/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./921/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./921") = 0 mkdir("./922", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6810 attached , child_tidptr=0x55557b251650) = 6810 [pid 6810] set_robust_list(0x55557b251660, 24) = 0 [pid 6810] chdir("./922") = 0 [pid 6810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6810] setpgid(0, 0) = 0 [pid 6810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6810] write(3, "1000", 4) = 4 [pid 6810] close(3) = 0 [pid 6810] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6810] write(1, "executing program\n", 18) = 18 [pid 6810] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6810] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6810] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6810] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6810] exit_group(0) = ? [pid 6810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./922", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./922/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./922/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./922") = 0 mkdir("./923", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6811 attached , child_tidptr=0x55557b251650) = 6811 [pid 6811] set_robust_list(0x55557b251660, 24) = 0 [pid 6811] chdir("./923") = 0 [pid 6811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6811] setpgid(0, 0) = 0 [pid 6811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6811] write(3, "1000", 4) = 4 [pid 6811] close(3) = 0 [pid 6811] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6811] write(1, "executing program\n", 18) = 18 [pid 6811] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6811] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6811] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6811] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6811] exit_group(0) = ? [pid 6811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./923", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./923/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./923/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./923") = 0 mkdir("./924", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6812 attached , child_tidptr=0x55557b251650) = 6812 [pid 6812] set_robust_list(0x55557b251660, 24) = 0 [pid 6812] chdir("./924") = 0 [pid 6812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6812] setpgid(0, 0) = 0 [pid 6812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6812] write(3, "1000", 4) = 4 [pid 6812] close(3) = 0 [pid 6812] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6812] write(1, "executing program\n", 18executing program ) = 18 [pid 6812] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6812] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6812] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6812] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6812] exit_group(0) = ? [pid 6812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./924", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./924/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./924/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./924") = 0 mkdir("./925", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6813 attached , child_tidptr=0x55557b251650) = 6813 [pid 6813] set_robust_list(0x55557b251660, 24) = 0 [pid 6813] chdir("./925") = 0 [pid 6813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6813] setpgid(0, 0) = 0 [pid 6813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6813] write(3, "1000", 4) = 4 [pid 6813] close(3) = 0 [pid 6813] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6813] write(1, "executing program\n", 18) = 18 [pid 6813] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6813] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6813] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6813] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6813] exit_group(0) = ? [pid 6813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./925", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./925/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./925/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./925") = 0 mkdir("./926", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6814 attached , child_tidptr=0x55557b251650) = 6814 [pid 6814] set_robust_list(0x55557b251660, 24) = 0 [pid 6814] chdir("./926") = 0 [pid 6814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6814] setpgid(0, 0) = 0 [pid 6814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6814] write(3, "1000", 4) = 4 [pid 6814] close(3) = 0 [pid 6814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6814] write(1, "executing program\n", 18executing program ) = 18 [pid 6814] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6814] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6814] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6814] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6814] exit_group(0) = ? [pid 6814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./926", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./926/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./926/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./926") = 0 mkdir("./927", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6815 attached , child_tidptr=0x55557b251650) = 6815 [pid 6815] set_robust_list(0x55557b251660, 24) = 0 [pid 6815] chdir("./927") = 0 [pid 6815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6815] setpgid(0, 0) = 0 [pid 6815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6815] write(3, "1000", 4) = 4 [pid 6815] close(3) = 0 [pid 6815] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6815] write(1, "executing program\n", 18) = 18 [pid 6815] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6815] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6815] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6815] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6815] exit_group(0) = ? [pid 6815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./927", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./927/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./927/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./927") = 0 mkdir("./928", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6816 attached , child_tidptr=0x55557b251650) = 6816 [pid 6816] set_robust_list(0x55557b251660, 24) = 0 [pid 6816] chdir("./928") = 0 [pid 6816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6816] setpgid(0, 0) = 0 [pid 6816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6816] write(3, "1000", 4) = 4 [pid 6816] close(3) = 0 [pid 6816] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6816] write(1, "executing program\n", 18) = 18 [pid 6816] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6816] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6816] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6816] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6816] exit_group(0) = ? [pid 6816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./928", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./928/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./928/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./928") = 0 mkdir("./929", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6817 attached , child_tidptr=0x55557b251650) = 6817 [pid 6817] set_robust_list(0x55557b251660, 24) = 0 [pid 6817] chdir("./929") = 0 [pid 6817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6817] setpgid(0, 0) = 0 [pid 6817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6817] write(3, "1000", 4) = 4 [pid 6817] close(3) = 0 [pid 6817] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6817] write(1, "executing program\n", 18) = 18 [pid 6817] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6817] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6817] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6817] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6817] exit_group(0) = ? [pid 6817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./929", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./929/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./929/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./929") = 0 mkdir("./930", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6818 attached , child_tidptr=0x55557b251650) = 6818 [pid 6818] set_robust_list(0x55557b251660, 24) = 0 [pid 6818] chdir("./930") = 0 [pid 6818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6818] setpgid(0, 0) = 0 [pid 6818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6818] write(3, "1000", 4) = 4 [pid 6818] close(3) = 0 [pid 6818] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6818] write(1, "executing program\n", 18executing program ) = 18 [pid 6818] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6818] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6818] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6818] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6818] exit_group(0) = ? [pid 6818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./930", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./930", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./930/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./930/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./930/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./930") = 0 mkdir("./931", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6819 attached , child_tidptr=0x55557b251650) = 6819 [pid 6819] set_robust_list(0x55557b251660, 24) = 0 [pid 6819] chdir("./931") = 0 [pid 6819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6819] setpgid(0, 0) = 0 [pid 6819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6819] write(3, "1000", 4) = 4 [pid 6819] close(3) = 0 [pid 6819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6819] write(1, "executing program\n", 18executing program ) = 18 [pid 6819] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6819] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6819] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6819] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6819] exit_group(0) = ? [pid 6819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./931", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./931", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./931/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./931/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./931/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./931") = 0 mkdir("./932", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6820 attached , child_tidptr=0x55557b251650) = 6820 [pid 6820] set_robust_list(0x55557b251660, 24) = 0 [pid 6820] chdir("./932") = 0 [pid 6820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6820] setpgid(0, 0) = 0 [pid 6820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6820] write(3, "1000", 4) = 4 [pid 6820] close(3) = 0 [pid 6820] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6820] write(1, "executing program\n", 18) = 18 [pid 6820] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6820] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6820] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6820] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6820] exit_group(0) = ? [pid 6820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./932", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./932", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./932/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./932/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./932/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./932") = 0 mkdir("./933", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6821 attached , child_tidptr=0x55557b251650) = 6821 [pid 6821] set_robust_list(0x55557b251660, 24) = 0 [pid 6821] chdir("./933") = 0 [pid 6821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6821] setpgid(0, 0) = 0 [pid 6821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6821] write(3, "1000", 4) = 4 [pid 6821] close(3) = 0 [pid 6821] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6821] write(1, "executing program\n", 18) = 18 [pid 6821] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6821] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6821] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6821] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6821] exit_group(0) = ? [pid 6821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./933", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./933", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./933/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./933/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./933/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./933") = 0 mkdir("./934", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6822 attached , child_tidptr=0x55557b251650) = 6822 [pid 6822] set_robust_list(0x55557b251660, 24) = 0 [pid 6822] chdir("./934") = 0 [pid 6822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6822] setpgid(0, 0) = 0 [pid 6822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6822] write(3, "1000", 4) = 4 [pid 6822] close(3) = 0 [pid 6822] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6822] write(1, "executing program\n", 18) = 18 [pid 6822] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6822] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6822] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6822] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6822] exit_group(0) = ? [pid 6822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./934", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./934", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./934/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./934/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./934/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./934") = 0 mkdir("./935", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6823 attached , child_tidptr=0x55557b251650) = 6823 [pid 6823] set_robust_list(0x55557b251660, 24) = 0 [pid 6823] chdir("./935") = 0 [pid 6823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6823] setpgid(0, 0) = 0 [pid 6823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6823] write(3, "1000", 4) = 4 [pid 6823] close(3) = 0 [pid 6823] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6823] write(1, "executing program\n", 18) = 18 [pid 6823] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6823] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6823] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6823] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6823] exit_group(0) = ? [pid 6823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./935", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./935", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./935/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./935/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./935/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./935") = 0 mkdir("./936", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6824 attached [pid 6824] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6824 [pid 6824] <... set_robust_list resumed>) = 0 [pid 6824] chdir("./936") = 0 [pid 6824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6824] setpgid(0, 0) = 0 [pid 6824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6824] write(3, "1000", 4) = 4 [pid 6824] close(3) = 0 [pid 6824] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6824] write(1, "executing program\n", 18executing program ) = 18 [pid 6824] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6824] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6824] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6824] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6824] exit_group(0) = ? [pid 6824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./936", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./936", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./936/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./936/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./936/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./936") = 0 mkdir("./937", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6825 attached , child_tidptr=0x55557b251650) = 6825 [pid 6825] set_robust_list(0x55557b251660, 24) = 0 [pid 6825] chdir("./937") = 0 [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6825] setpgid(0, 0) = 0 [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6825] write(3, "1000", 4) = 4 [pid 6825] close(3) = 0 [pid 6825] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6825] write(1, "executing program\n", 18executing program ) = 18 [pid 6825] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6825] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6825] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6825] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6825] exit_group(0) = ? [pid 6825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./937", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./937", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./937/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./937/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./937/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./937") = 0 mkdir("./938", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6826 attached , child_tidptr=0x55557b251650) = 6826 [pid 6826] set_robust_list(0x55557b251660, 24) = 0 [pid 6826] chdir("./938") = 0 [pid 6826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6826] setpgid(0, 0) = 0 [pid 6826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6826] write(3, "1000", 4) = 4 [pid 6826] close(3) = 0 [pid 6826] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6826] write(1, "executing program\n", 18) = 18 [pid 6826] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6826] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6826] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6826] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6826] exit_group(0) = ? [pid 6826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6826, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./938", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./938", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./938/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./938/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./938/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./938") = 0 mkdir("./939", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6827 attached , child_tidptr=0x55557b251650) = 6827 [pid 6827] set_robust_list(0x55557b251660, 24) = 0 [pid 6827] chdir("./939") = 0 [pid 6827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6827] setpgid(0, 0) = 0 [pid 6827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6827] write(3, "1000", 4) = 4 [pid 6827] close(3) = 0 [pid 6827] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6827] write(1, "executing program\n", 18) = 18 [pid 6827] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6827] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6827] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6827] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6827] exit_group(0) = ? [pid 6827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./939", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./939", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./939/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./939/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./939/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./939") = 0 mkdir("./940", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6828 attached , child_tidptr=0x55557b251650) = 6828 [pid 6828] set_robust_list(0x55557b251660, 24) = 0 [pid 6828] chdir("./940") = 0 [pid 6828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6828] setpgid(0, 0) = 0 [pid 6828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6828] write(3, "1000", 4) = 4 [pid 6828] close(3) = 0 [pid 6828] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6828] write(1, "executing program\n", 18) = 18 [pid 6828] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6828] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6828] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6828] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6828] exit_group(0) = ? [pid 6828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./940", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./940", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./940/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./940/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./940/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./940") = 0 mkdir("./941", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6829 attached , child_tidptr=0x55557b251650) = 6829 [pid 6829] set_robust_list(0x55557b251660, 24) = 0 [pid 6829] chdir("./941") = 0 [pid 6829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6829] setpgid(0, 0) = 0 [pid 6829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6829] write(3, "1000", 4) = 4 [pid 6829] close(3) = 0 [pid 6829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6829] write(1, "executing program\n", 18executing program ) = 18 [pid 6829] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6829] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6829] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6829] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6829] exit_group(0) = ? [pid 6829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./941", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./941", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./941/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./941/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./941/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./941") = 0 mkdir("./942", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6830 attached , child_tidptr=0x55557b251650) = 6830 [pid 6830] set_robust_list(0x55557b251660, 24) = 0 [pid 6830] chdir("./942") = 0 [pid 6830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6830] setpgid(0, 0) = 0 [pid 6830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6830] write(3, "1000", 4) = 4 [pid 6830] close(3) = 0 [pid 6830] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6830] write(1, "executing program\n", 18executing program ) = 18 [pid 6830] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6830] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6830] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6830] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6830] exit_group(0) = ? [pid 6830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./942", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./942", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./942/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./942/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./942/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./942") = 0 mkdir("./943", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6831 attached , child_tidptr=0x55557b251650) = 6831 [pid 6831] set_robust_list(0x55557b251660, 24) = 0 [pid 6831] chdir("./943") = 0 [pid 6831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6831] setpgid(0, 0) = 0 [pid 6831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6831] write(3, "1000", 4) = 4 [pid 6831] close(3) = 0 [pid 6831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6831] write(1, "executing program\n", 18executing program ) = 18 [pid 6831] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6831] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6831] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6831] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6831] exit_group(0) = ? [pid 6831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./943", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./943", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./943/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./943/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./943/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./943") = 0 mkdir("./944", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6832 attached , child_tidptr=0x55557b251650) = 6832 [pid 6832] set_robust_list(0x55557b251660, 24) = 0 [pid 6832] chdir("./944") = 0 [pid 6832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6832] setpgid(0, 0) = 0 [pid 6832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6832] write(3, "1000", 4) = 4 [pid 6832] close(3) = 0 [pid 6832] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6832] write(1, "executing program\n", 18) = 18 [pid 6832] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6832] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6832] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6832] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6832] exit_group(0) = ? [pid 6832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./944", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./944", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./944/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./944/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./944/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./944") = 0 mkdir("./945", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6833 attached , child_tidptr=0x55557b251650) = 6833 [pid 6833] set_robust_list(0x55557b251660, 24) = 0 [pid 6833] chdir("./945") = 0 [pid 6833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6833] setpgid(0, 0) = 0 [pid 6833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6833] write(3, "1000", 4) = 4 [pid 6833] close(3) = 0 [pid 6833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6833] write(1, "executing program\n", 18executing program ) = 18 [pid 6833] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6833] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6833] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6833] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6833] exit_group(0) = ? [pid 6833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6833, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./945", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./945", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./945/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./945/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./945/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./945") = 0 mkdir("./946", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6834 attached , child_tidptr=0x55557b251650) = 6834 [pid 6834] set_robust_list(0x55557b251660, 24) = 0 [pid 6834] chdir("./946") = 0 [pid 6834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6834] setpgid(0, 0) = 0 [pid 6834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6834] write(3, "1000", 4) = 4 [pid 6834] close(3) = 0 [pid 6834] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6834] write(1, "executing program\n", 18) = 18 [pid 6834] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6834] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6834] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6834] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6834] exit_group(0) = ? [pid 6834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./946", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./946", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./946/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./946/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./946/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./946") = 0 mkdir("./947", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6835 attached , child_tidptr=0x55557b251650) = 6835 [pid 6835] set_robust_list(0x55557b251660, 24) = 0 [pid 6835] chdir("./947") = 0 [pid 6835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6835] setpgid(0, 0) = 0 [pid 6835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6835] write(3, "1000", 4) = 4 [pid 6835] close(3) = 0 [pid 6835] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6835] write(1, "executing program\n", 18executing program ) = 18 [pid 6835] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6835] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6835] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6835] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6835] exit_group(0) = ? [pid 6835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./947", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./947", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./947/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./947/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./947/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./947") = 0 mkdir("./948", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6836 attached , child_tidptr=0x55557b251650) = 6836 [pid 6836] set_robust_list(0x55557b251660, 24) = 0 [pid 6836] chdir("./948") = 0 [pid 6836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6836] setpgid(0, 0) = 0 [pid 6836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6836] write(3, "1000", 4) = 4 [pid 6836] close(3) = 0 [pid 6836] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6836] write(1, "executing program\n", 18) = 18 [pid 6836] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6836] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6836] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6836] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6836] exit_group(0) = ? [pid 6836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./948", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./948", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./948/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./948/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./948/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./948") = 0 mkdir("./949", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6837 attached , child_tidptr=0x55557b251650) = 6837 [pid 6837] set_robust_list(0x55557b251660, 24) = 0 [pid 6837] chdir("./949") = 0 [pid 6837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6837] setpgid(0, 0) = 0 [pid 6837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6837] write(3, "1000", 4) = 4 [pid 6837] close(3) = 0 [pid 6837] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6837] write(1, "executing program\n", 18) = 18 [pid 6837] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6837] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6837] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6837] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6837] exit_group(0) = ? [pid 6837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./949", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./949", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./949/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./949/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./949/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./949") = 0 mkdir("./950", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6838 attached , child_tidptr=0x55557b251650) = 6838 [pid 6838] set_robust_list(0x55557b251660, 24) = 0 [pid 6838] chdir("./950") = 0 [pid 6838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6838] setpgid(0, 0) = 0 [pid 6838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6838] write(3, "1000", 4) = 4 [pid 6838] close(3) = 0 [pid 6838] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6838] write(1, "executing program\n", 18executing program ) = 18 [pid 6838] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6838] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6838] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6838] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6838] exit_group(0) = ? [pid 6838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./950", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./950", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./950/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./950/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./950/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./950") = 0 mkdir("./951", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6839 attached , child_tidptr=0x55557b251650) = 6839 [pid 6839] set_robust_list(0x55557b251660, 24) = 0 [pid 6839] chdir("./951") = 0 [pid 6839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6839] setpgid(0, 0) = 0 [pid 6839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6839] write(3, "1000", 4) = 4 [pid 6839] close(3) = 0 [pid 6839] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6839] write(1, "executing program\n", 18) = 18 [pid 6839] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6839] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6839] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6839] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6839] exit_group(0) = ? [pid 6839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./951", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./951", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./951/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./951/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./951/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./951") = 0 mkdir("./952", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6840 attached , child_tidptr=0x55557b251650) = 6840 [pid 6840] set_robust_list(0x55557b251660, 24) = 0 [pid 6840] chdir("./952") = 0 [pid 6840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6840] setpgid(0, 0) = 0 [pid 6840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6840] write(3, "1000", 4) = 4 [pid 6840] close(3) = 0 [pid 6840] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6840] write(1, "executing program\n", 18) = 18 [pid 6840] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6840] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6840] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6840] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6840] exit_group(0) = ? [pid 6840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6840, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./952", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./952", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./952/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./952/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./952/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./952") = 0 mkdir("./953", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6841 attached [pid 6841] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6841 [pid 6841] <... set_robust_list resumed>) = 0 [pid 6841] chdir("./953") = 0 [pid 6841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6841] setpgid(0, 0) = 0 [pid 6841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6841] write(3, "1000", 4) = 4 [pid 6841] close(3) = 0 [pid 6841] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6841] write(1, "executing program\n", 18executing program ) = 18 [pid 6841] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6841] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6841] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6841] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6841] exit_group(0) = ? [pid 6841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./953", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./953", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./953/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./953/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./953/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./953") = 0 mkdir("./954", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6842 attached [pid 6842] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6842 [pid 6842] <... set_robust_list resumed>) = 0 [pid 6842] chdir("./954") = 0 [pid 6842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6842] setpgid(0, 0) = 0 [pid 6842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6842] write(3, "1000", 4) = 4 [pid 6842] close(3) = 0 [pid 6842] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6842] write(1, "executing program\n", 18) = 18 [pid 6842] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6842] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6842] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6842] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6842] exit_group(0) = ? [pid 6842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./954", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./954", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./954/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./954/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./954/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./954") = 0 mkdir("./955", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6843 attached , child_tidptr=0x55557b251650) = 6843 [pid 6843] set_robust_list(0x55557b251660, 24) = 0 [pid 6843] chdir("./955") = 0 [pid 6843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6843] setpgid(0, 0) = 0 [pid 6843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6843] write(3, "1000", 4) = 4 [pid 6843] close(3) = 0 [pid 6843] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6843] write(1, "executing program\n", 18) = 18 [pid 6843] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6843] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6843] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6843] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6843] exit_group(0) = ? [pid 6843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./955", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./955", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./955/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./955/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./955/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./955") = 0 mkdir("./956", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6844 attached , child_tidptr=0x55557b251650) = 6844 [pid 6844] set_robust_list(0x55557b251660, 24) = 0 [pid 6844] chdir("./956") = 0 [pid 6844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6844] setpgid(0, 0) = 0 [pid 6844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6844] write(3, "1000", 4) = 4 [pid 6844] close(3) = 0 [pid 6844] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6844] write(1, "executing program\n", 18) = 18 [pid 6844] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6844] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6844] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6844] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6844] exit_group(0) = ? [pid 6844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./956", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./956", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./956/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./956/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./956/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./956") = 0 mkdir("./957", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6845 attached , child_tidptr=0x55557b251650) = 6845 [pid 6845] set_robust_list(0x55557b251660, 24) = 0 [pid 6845] chdir("./957") = 0 [pid 6845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6845] setpgid(0, 0) = 0 [pid 6845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6845] write(3, "1000", 4) = 4 [pid 6845] close(3) = 0 [pid 6845] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6845] write(1, "executing program\n", 18) = 18 [pid 6845] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6845] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6845] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6845] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6845] exit_group(0) = ? [pid 6845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./957", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./957", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./957/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./957/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./957/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./957") = 0 mkdir("./958", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6846 attached , child_tidptr=0x55557b251650) = 6846 [pid 6846] set_robust_list(0x55557b251660, 24) = 0 [pid 6846] chdir("./958") = 0 [pid 6846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6846] setpgid(0, 0) = 0 [pid 6846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6846] write(3, "1000", 4) = 4 [pid 6846] close(3) = 0 [pid 6846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6846] write(1, "executing program\n", 18executing program ) = 18 [pid 6846] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6846] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6846] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6846] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6846] exit_group(0) = ? [pid 6846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./958", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./958", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./958/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./958/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./958/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./958") = 0 mkdir("./959", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6847 attached , child_tidptr=0x55557b251650) = 6847 [pid 6847] set_robust_list(0x55557b251660, 24) = 0 [pid 6847] chdir("./959") = 0 [pid 6847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6847] setpgid(0, 0) = 0 [pid 6847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6847] write(3, "1000", 4) = 4 [pid 6847] close(3) = 0 [pid 6847] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6847] write(1, "executing program\n", 18) = 18 [pid 6847] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6847] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6847] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6847] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6847] exit_group(0) = ? [pid 6847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./959", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./959", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./959/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./959/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./959/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./959") = 0 mkdir("./960", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6848 attached , child_tidptr=0x55557b251650) = 6848 [pid 6848] set_robust_list(0x55557b251660, 24) = 0 [pid 6848] chdir("./960") = 0 [pid 6848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6848] setpgid(0, 0) = 0 [pid 6848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6848] write(3, "1000", 4) = 4 [pid 6848] close(3) = 0 [pid 6848] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6848] write(1, "executing program\n", 18) = 18 [pid 6848] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6848] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6848] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6848] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6848] exit_group(0) = ? [pid 6848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./960", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./960", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./960/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./960/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./960/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./960") = 0 mkdir("./961", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6849 attached , child_tidptr=0x55557b251650) = 6849 [pid 6849] set_robust_list(0x55557b251660, 24) = 0 [pid 6849] chdir("./961") = 0 [pid 6849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6849] setpgid(0, 0) = 0 [pid 6849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6849] write(3, "1000", 4) = 4 [pid 6849] close(3) = 0 [pid 6849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6849] write(1, "executing program\n", 18executing program ) = 18 [pid 6849] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6849] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6849] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6849] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6849] exit_group(0) = ? [pid 6849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./961", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./961", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./961/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./961/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./961/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./961") = 0 mkdir("./962", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6850 attached , child_tidptr=0x55557b251650) = 6850 [pid 6850] set_robust_list(0x55557b251660, 24) = 0 [pid 6850] chdir("./962") = 0 [pid 6850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6850] setpgid(0, 0) = 0 [pid 6850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6850] write(3, "1000", 4) = 4 [pid 6850] close(3) = 0 [pid 6850] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6850] write(1, "executing program\n", 18) = 18 [pid 6850] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6850] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6850] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6850] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6850] exit_group(0) = ? [pid 6850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./962", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./962", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./962/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./962/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./962/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./962") = 0 mkdir("./963", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6851 attached , child_tidptr=0x55557b251650) = 6851 [pid 6851] set_robust_list(0x55557b251660, 24) = 0 [pid 6851] chdir("./963") = 0 [pid 6851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6851] setpgid(0, 0) = 0 [pid 6851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6851] write(3, "1000", 4) = 4 [pid 6851] close(3) = 0 [pid 6851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6851] write(1, "executing program\n", 18executing program ) = 18 [pid 6851] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6851] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6851] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6851] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6851] exit_group(0) = ? [pid 6851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./963", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./963", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./963/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./963/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./963/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./963") = 0 mkdir("./964", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6852 attached , child_tidptr=0x55557b251650) = 6852 [pid 6852] set_robust_list(0x55557b251660, 24) = 0 [pid 6852] chdir("./964") = 0 [pid 6852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6852] setpgid(0, 0) = 0 [pid 6852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6852] write(3, "1000", 4) = 4 [pid 6852] close(3) = 0 [pid 6852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6852] write(1, "executing program\n", 18executing program ) = 18 [pid 6852] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6852] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6852] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6852] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6852] exit_group(0) = ? [pid 6852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./964", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./964", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./964/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./964/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./964/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./964") = 0 mkdir("./965", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6853 attached , child_tidptr=0x55557b251650) = 6853 [pid 6853] set_robust_list(0x55557b251660, 24) = 0 [pid 6853] chdir("./965") = 0 [pid 6853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6853] setpgid(0, 0) = 0 [pid 6853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6853] write(3, "1000", 4) = 4 [pid 6853] close(3) = 0 [pid 6853] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6853] write(1, "executing program\n", 18) = 18 [pid 6853] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6853] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6853] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6853] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6853] exit_group(0) = ? [pid 6853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6853, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./965", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./965", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./965/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./965/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./965/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./965") = 0 mkdir("./966", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6854 attached [pid 6854] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6854 [pid 6854] <... set_robust_list resumed>) = 0 [pid 6854] chdir("./966") = 0 [pid 6854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6854] setpgid(0, 0) = 0 [pid 6854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6854] write(3, "1000", 4) = 4 [pid 6854] close(3) = 0 [pid 6854] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6854] write(1, "executing program\n", 18) = 18 [pid 6854] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6854] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6854] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6854] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6854] exit_group(0) = ? [pid 6854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./966", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./966", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./966/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./966/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./966/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./966") = 0 mkdir("./967", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6855 attached , child_tidptr=0x55557b251650) = 6855 [pid 6855] set_robust_list(0x55557b251660, 24) = 0 [pid 6855] chdir("./967") = 0 [pid 6855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6855] setpgid(0, 0) = 0 [pid 6855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6855] write(3, "1000", 4) = 4 [pid 6855] close(3) = 0 [pid 6855] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6855] write(1, "executing program\n", 18) = 18 [pid 6855] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6855] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6855] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6855] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6855] exit_group(0) = ? [pid 6855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./967", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./967", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./967/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./967/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./967/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./967") = 0 mkdir("./968", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6856 attached , child_tidptr=0x55557b251650) = 6856 [pid 6856] set_robust_list(0x55557b251660, 24) = 0 [pid 6856] chdir("./968") = 0 [pid 6856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6856] setpgid(0, 0) = 0 [pid 6856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6856] write(3, "1000", 4) = 4 [pid 6856] close(3) = 0 [pid 6856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6856] write(1, "executing program\n", 18executing program ) = 18 [pid 6856] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6856] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6856] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6856] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6856] exit_group(0) = ? [pid 6856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./968", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./968", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./968/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./968/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./968/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./968") = 0 mkdir("./969", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6857 attached , child_tidptr=0x55557b251650) = 6857 [pid 6857] set_robust_list(0x55557b251660, 24) = 0 [pid 6857] chdir("./969") = 0 [pid 6857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6857] setpgid(0, 0) = 0 [pid 6857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6857] write(3, "1000", 4) = 4 [pid 6857] close(3) = 0 [pid 6857] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6857] write(1, "executing program\n", 18) = 18 [pid 6857] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6857] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6857] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6857] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6857] exit_group(0) = ? [pid 6857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./969", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./969", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./969/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./969/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./969/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./969") = 0 mkdir("./970", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6858 attached , child_tidptr=0x55557b251650) = 6858 [pid 6858] set_robust_list(0x55557b251660, 24) = 0 [pid 6858] chdir("./970") = 0 [pid 6858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6858] setpgid(0, 0) = 0 [pid 6858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6858] write(3, "1000", 4) = 4 [pid 6858] close(3) = 0 [pid 6858] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6858] write(1, "executing program\n", 18) = 18 [pid 6858] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6858] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6858] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6858] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6858] exit_group(0) = ? [pid 6858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./970", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./970", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./970/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./970/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./970/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./970") = 0 mkdir("./971", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6859 attached , child_tidptr=0x55557b251650) = 6859 [pid 6859] set_robust_list(0x55557b251660, 24) = 0 [pid 6859] chdir("./971") = 0 [pid 6859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6859] setpgid(0, 0) = 0 [pid 6859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6859] write(3, "1000", 4) = 4 [pid 6859] close(3) = 0 [pid 6859] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6859] write(1, "executing program\n", 18) = 18 [pid 6859] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6859] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6859] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6859] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6859] exit_group(0) = ? [pid 6859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./971", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./971", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./971/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./971/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./971/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./971") = 0 mkdir("./972", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6860 attached , child_tidptr=0x55557b251650) = 6860 [pid 6860] set_robust_list(0x55557b251660, 24) = 0 [pid 6860] chdir("./972") = 0 [pid 6860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6860] setpgid(0, 0) = 0 [pid 6860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6860] write(3, "1000", 4) = 4 [pid 6860] close(3) = 0 [pid 6860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6860] write(1, "executing program\n", 18executing program ) = 18 [pid 6860] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6860] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6860] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6860] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6860] exit_group(0) = ? [pid 6860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./972", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./972", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./972/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./972/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./972/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./972") = 0 mkdir("./973", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6861 attached , child_tidptr=0x55557b251650) = 6861 [pid 6861] set_robust_list(0x55557b251660, 24) = 0 [pid 6861] chdir("./973") = 0 [pid 6861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6861] setpgid(0, 0) = 0 [pid 6861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6861] write(3, "1000", 4) = 4 [pid 6861] close(3) = 0 [pid 6861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6861] write(1, "executing program\n", 18executing program ) = 18 [pid 6861] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6861] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6861] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6861] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6861] exit_group(0) = ? [pid 6861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./973", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./973", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./973/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./973/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./973/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./973") = 0 mkdir("./974", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6862 attached , child_tidptr=0x55557b251650) = 6862 [pid 6862] set_robust_list(0x55557b251660, 24) = 0 [pid 6862] chdir("./974") = 0 [pid 6862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6862] setpgid(0, 0) = 0 [pid 6862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6862] write(3, "1000", 4) = 4 [pid 6862] close(3) = 0 [pid 6862] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6862] write(1, "executing program\n", 18) = 18 [pid 6862] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6862] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6862] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6862] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6862] exit_group(0) = ? [pid 6862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./974", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./974", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./974/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./974/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./974/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./974") = 0 mkdir("./975", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6863 attached , child_tidptr=0x55557b251650) = 6863 [pid 6863] set_robust_list(0x55557b251660, 24) = 0 [pid 6863] chdir("./975") = 0 [pid 6863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6863] setpgid(0, 0) = 0 [pid 6863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6863] write(3, "1000", 4) = 4 [pid 6863] close(3) = 0 [pid 6863] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6863] write(1, "executing program\n", 18) = 18 [pid 6863] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6863] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6863] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6863] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6863] exit_group(0) = ? [pid 6863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./975", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./975", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./975/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./975/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./975/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./975") = 0 mkdir("./976", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6864 attached , child_tidptr=0x55557b251650) = 6864 [pid 6864] set_robust_list(0x55557b251660, 24) = 0 [pid 6864] chdir("./976") = 0 [pid 6864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6864] setpgid(0, 0) = 0 [pid 6864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6864] write(3, "1000", 4) = 4 [pid 6864] close(3) = 0 [pid 6864] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6864] write(1, "executing program\n", 18) = 18 [pid 6864] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6864] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6864] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6864] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6864] exit_group(0) = ? [pid 6864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./976", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./976", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./976/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./976/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./976/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./976") = 0 mkdir("./977", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6865 attached , child_tidptr=0x55557b251650) = 6865 [pid 6865] set_robust_list(0x55557b251660, 24) = 0 [pid 6865] chdir("./977") = 0 [pid 6865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6865] setpgid(0, 0) = 0 [pid 6865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6865] write(3, "1000", 4) = 4 [pid 6865] close(3) = 0 [pid 6865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6865] write(1, "executing program\n", 18executing program ) = 18 [pid 6865] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6865] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6865] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6865] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6865] exit_group(0) = ? [pid 6865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./977", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./977", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./977/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./977/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./977/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./977") = 0 mkdir("./978", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6866 attached , child_tidptr=0x55557b251650) = 6866 [pid 6866] set_robust_list(0x55557b251660, 24) = 0 [pid 6866] chdir("./978") = 0 [pid 6866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6866] setpgid(0, 0) = 0 [pid 6866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6866] write(3, "1000", 4) = 4 [pid 6866] close(3) = 0 [pid 6866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6866] write(1, "executing program\n", 18executing program ) = 18 [pid 6866] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6866] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6866] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6866] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6866] exit_group(0) = ? [pid 6866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./978", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./978", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./978/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./978/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./978/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./978") = 0 mkdir("./979", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6867 attached , child_tidptr=0x55557b251650) = 6867 [pid 6867] set_robust_list(0x55557b251660, 24) = 0 [pid 6867] chdir("./979") = 0 [pid 6867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6867] setpgid(0, 0) = 0 [pid 6867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6867] write(3, "1000", 4) = 4 [pid 6867] close(3) = 0 [pid 6867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6867] write(1, "executing program\n", 18executing program ) = 18 [pid 6867] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6867] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6867] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6867] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6867] exit_group(0) = ? [pid 6867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./979", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./979", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./979/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./979/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./979/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./979") = 0 mkdir("./980", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6868 attached , child_tidptr=0x55557b251650) = 6868 [pid 6868] set_robust_list(0x55557b251660, 24) = 0 [pid 6868] chdir("./980") = 0 [pid 6868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6868] setpgid(0, 0) = 0 [pid 6868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6868] write(3, "1000", 4) = 4 [pid 6868] close(3) = 0 [pid 6868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6868] write(1, "executing program\n", 18executing program ) = 18 [pid 6868] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6868] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6868] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6868] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6868] exit_group(0) = ? [pid 6868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./980", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./980", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./980/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./980/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./980/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./980") = 0 mkdir("./981", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6869 attached , child_tidptr=0x55557b251650) = 6869 [pid 6869] set_robust_list(0x55557b251660, 24) = 0 [pid 6869] chdir("./981") = 0 [pid 6869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6869] setpgid(0, 0) = 0 [pid 6869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6869] write(3, "1000", 4) = 4 [pid 6869] close(3) = 0 [pid 6869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6869] write(1, "executing program\n", 18executing program ) = 18 [pid 6869] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6869] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6869] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6869] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6869] exit_group(0) = ? [pid 6869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./981", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./981", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./981/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./981/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./981/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./981") = 0 mkdir("./982", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6870 attached , child_tidptr=0x55557b251650) = 6870 [pid 6870] set_robust_list(0x55557b251660, 24) = 0 [pid 6870] chdir("./982") = 0 [pid 6870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6870] setpgid(0, 0) = 0 [pid 6870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6870] write(3, "1000", 4) = 4 [pid 6870] close(3) = 0 [pid 6870] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6870] write(1, "executing program\n", 18) = 18 [pid 6870] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6870] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6870] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6870] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6870] exit_group(0) = ? [pid 6870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./982", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./982", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./982/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./982/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./982/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./982") = 0 mkdir("./983", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6871 attached , child_tidptr=0x55557b251650) = 6871 [pid 6871] set_robust_list(0x55557b251660, 24) = 0 [pid 6871] chdir("./983") = 0 [pid 6871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6871] setpgid(0, 0) = 0 [pid 6871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6871] write(3, "1000", 4) = 4 [pid 6871] close(3) = 0 [pid 6871] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6871] write(1, "executing program\n", 18) = 18 [pid 6871] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6871] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6871] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6871] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6871] exit_group(0) = ? [pid 6871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./983", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./983", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./983/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./983/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./983/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./983") = 0 mkdir("./984", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6872 attached , child_tidptr=0x55557b251650) = 6872 [pid 6872] set_robust_list(0x55557b251660, 24) = 0 [pid 6872] chdir("./984") = 0 [pid 6872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6872] setpgid(0, 0) = 0 [pid 6872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6872] write(3, "1000", 4) = 4 [pid 6872] close(3) = 0 [pid 6872] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6872] write(1, "executing program\n", 18) = 18 [pid 6872] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6872] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6872] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6872] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6872] exit_group(0) = ? [pid 6872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./984", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./984", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./984/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./984/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./984/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./984") = 0 mkdir("./985", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6873 attached [pid 6873] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6873 [pid 6873] <... set_robust_list resumed>) = 0 [pid 6873] chdir("./985") = 0 [pid 6873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6873] setpgid(0, 0) = 0 [pid 6873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6873] write(3, "1000", 4) = 4 [pid 6873] close(3) = 0 [pid 6873] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6873] write(1, "executing program\n", 18) = 18 [pid 6873] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6873] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6873] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6873] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6873] exit_group(0) = ? [pid 6873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./985", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./985", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./985/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./985/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./985/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./985") = 0 mkdir("./986", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6874 attached , child_tidptr=0x55557b251650) = 6874 [pid 6874] set_robust_list(0x55557b251660, 24) = 0 [pid 6874] chdir("./986") = 0 [pid 6874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6874] setpgid(0, 0) = 0 [pid 6874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6874] write(3, "1000", 4) = 4 [pid 6874] close(3) = 0 [pid 6874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6874] write(1, "executing program\n", 18executing program ) = 18 [pid 6874] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6874] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6874] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6874] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6874] exit_group(0) = ? [pid 6874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./986", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./986", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./986/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./986/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./986/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./986") = 0 mkdir("./987", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6875 attached , child_tidptr=0x55557b251650) = 6875 [pid 6875] set_robust_list(0x55557b251660, 24) = 0 [pid 6875] chdir("./987") = 0 [pid 6875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6875] setpgid(0, 0) = 0 [pid 6875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6875] write(3, "1000", 4) = 4 [pid 6875] close(3) = 0 [pid 6875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6875] write(1, "executing program\n", 18executing program ) = 18 [pid 6875] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6875] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6875] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6875] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6875] exit_group(0) = ? [pid 6875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./987", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./987", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./987/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./987/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./987/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./987") = 0 mkdir("./988", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6876 attached [pid 6876] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6876 [pid 6876] <... set_robust_list resumed>) = 0 [pid 6876] chdir("./988") = 0 [pid 6876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6876] setpgid(0, 0) = 0 [pid 6876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6876] write(3, "1000", 4) = 4 [pid 6876] close(3) = 0 [pid 6876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6876] write(1, "executing program\n", 18executing program ) = 18 [pid 6876] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6876] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6876] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6876] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6876] exit_group(0) = ? [pid 6876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./988", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./988", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./988/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./988/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./988/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./988") = 0 mkdir("./989", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6877 attached , child_tidptr=0x55557b251650) = 6877 [pid 6877] set_robust_list(0x55557b251660, 24) = 0 [pid 6877] chdir("./989") = 0 [pid 6877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6877] setpgid(0, 0) = 0 [pid 6877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6877] write(3, "1000", 4) = 4 [pid 6877] close(3) = 0 [pid 6877] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6877] write(1, "executing program\n", 18) = 18 [pid 6877] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6877] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6877] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6877] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6877] exit_group(0) = ? [pid 6877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./989", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./989", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./989/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./989/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./989/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./989") = 0 mkdir("./990", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6878 attached [pid 6878] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6878 [pid 6878] <... set_robust_list resumed>) = 0 [pid 6878] chdir("./990") = 0 [pid 6878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6878] setpgid(0, 0) = 0 [pid 6878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6878] write(3, "1000", 4) = 4 [pid 6878] close(3) = 0 [pid 6878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6878] write(1, "executing program\n", 18executing program ) = 18 [pid 6878] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6878] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6878] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6878] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6878] exit_group(0) = ? [pid 6878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./990", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./990", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./990/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./990/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./990/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./990") = 0 mkdir("./991", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6879 attached , child_tidptr=0x55557b251650) = 6879 [pid 6879] set_robust_list(0x55557b251660, 24) = 0 [pid 6879] chdir("./991") = 0 [pid 6879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6879] setpgid(0, 0) = 0 [pid 6879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6879] write(3, "1000", 4) = 4 [pid 6879] close(3) = 0 [pid 6879] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6879] write(1, "executing program\n", 18) = 18 [pid 6879] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6879] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6879] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6879] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6879] exit_group(0) = ? [pid 6879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./991", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./991", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./991/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./991/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./991/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./991") = 0 mkdir("./992", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6880 attached , child_tidptr=0x55557b251650) = 6880 [pid 6880] set_robust_list(0x55557b251660, 24) = 0 [pid 6880] chdir("./992") = 0 [pid 6880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6880] setpgid(0, 0) = 0 [pid 6880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6880] write(3, "1000", 4) = 4 [pid 6880] close(3) = 0 [pid 6880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6880] write(1, "executing program\n", 18executing program ) = 18 [pid 6880] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6880] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6880] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6880] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6880] exit_group(0) = ? [pid 6880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./992", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./992", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./992/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./992/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./992/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./992") = 0 mkdir("./993", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6881 attached [pid 6881] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6881 [pid 6881] <... set_robust_list resumed>) = 0 [pid 6881] chdir("./993") = 0 [pid 6881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6881] setpgid(0, 0) = 0 [pid 6881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6881] write(3, "1000", 4) = 4 [pid 6881] close(3) = 0 [pid 6881] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6881] write(1, "executing program\n", 18) = 18 [pid 6881] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6881] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6881] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6881] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6881] exit_group(0) = ? [pid 6881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./993", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./993", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./993/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./993/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./993/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./993") = 0 mkdir("./994", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6882 attached , child_tidptr=0x55557b251650) = 6882 [pid 6882] set_robust_list(0x55557b251660, 24) = 0 [pid 6882] chdir("./994") = 0 [pid 6882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6882] setpgid(0, 0) = 0 [pid 6882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6882] write(3, "1000", 4) = 4 [pid 6882] close(3) = 0 [pid 6882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6882] write(1, "executing program\n", 18executing program ) = 18 [pid 6882] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6882] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6882] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6882] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6882] exit_group(0) = ? [pid 6882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./994", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./994", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./994/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./994/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./994/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./994") = 0 mkdir("./995", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6883 attached , child_tidptr=0x55557b251650) = 6883 [pid 6883] set_robust_list(0x55557b251660, 24) = 0 [pid 6883] chdir("./995") = 0 [pid 6883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6883] setpgid(0, 0) = 0 [pid 6883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6883] write(3, "1000", 4) = 4 [pid 6883] close(3) = 0 [pid 6883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6883] write(1, "executing program\n", 18executing program ) = 18 [pid 6883] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6883] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6883] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6883] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6883] exit_group(0) = ? [pid 6883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./995", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./995", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./995/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./995/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./995/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./995") = 0 mkdir("./996", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6884 attached [pid 6884] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6884 [pid 6884] <... set_robust_list resumed>) = 0 [pid 6884] chdir("./996") = 0 [pid 6884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6884] setpgid(0, 0) = 0 [pid 6884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6884] write(3, "1000", 4) = 4 [pid 6884] close(3) = 0 [pid 6884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6884] write(1, "executing program\n", 18executing program ) = 18 [pid 6884] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6884] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6884] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6884] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6884] exit_group(0) = ? [pid 6884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./996", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./996", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./996/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./996/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./996/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./996") = 0 mkdir("./997", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6885 attached , child_tidptr=0x55557b251650) = 6885 [pid 6885] set_robust_list(0x55557b251660, 24) = 0 [pid 6885] chdir("./997") = 0 [pid 6885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6885] setpgid(0, 0) = 0 [pid 6885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6885] write(3, "1000", 4) = 4 [pid 6885] close(3) = 0 [pid 6885] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6885] write(1, "executing program\n", 18executing program ) = 18 [pid 6885] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6885] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6885] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6885] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6885] exit_group(0) = ? [pid 6885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./997", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./997", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./997/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./997/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./997/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./997") = 0 mkdir("./998", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6886 attached , child_tidptr=0x55557b251650) = 6886 [pid 6886] set_robust_list(0x55557b251660, 24) = 0 [pid 6886] chdir("./998") = 0 [pid 6886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6886] setpgid(0, 0) = 0 [pid 6886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6886] write(3, "1000", 4) = 4 [pid 6886] close(3) = 0 [pid 6886] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6886] write(1, "executing program\n", 18) = 18 [pid 6886] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6886] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6886] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6886] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6886] exit_group(0) = ? [pid 6886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./998", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./998", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./998/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./998/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./998/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./998") = 0 mkdir("./999", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6887 attached , child_tidptr=0x55557b251650) = 6887 [pid 6887] set_robust_list(0x55557b251660, 24) = 0 [pid 6887] chdir("./999") = 0 [pid 6887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6887] setpgid(0, 0) = 0 [pid 6887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6887] write(3, "1000", 4) = 4 [pid 6887] close(3) = 0 [pid 6887] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6887] write(1, "executing program\n", 18) = 18 [pid 6887] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6887] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6887] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6887] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6887] exit_group(0) = ? [pid 6887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./999", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./999", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./999/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./999/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./999/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./999") = 0 mkdir("./1000", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6888 attached [pid 6888] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6888 [pid 6888] <... set_robust_list resumed>) = 0 [pid 6888] chdir("./1000") = 0 [pid 6888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6888] setpgid(0, 0) = 0 [pid 6888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6888] write(3, "1000", 4) = 4 [pid 6888] close(3) = 0 [pid 6888] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6888] write(1, "executing program\n", 18) = 18 [pid 6888] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6888] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6888] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6888] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6888] exit_group(0) = ? [pid 6888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1000", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1000", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1000/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1000/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1000/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1000") = 0 mkdir("./1001", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6889 attached , child_tidptr=0x55557b251650) = 6889 [pid 6889] set_robust_list(0x55557b251660, 24) = 0 [pid 6889] chdir("./1001") = 0 [pid 6889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6889] setpgid(0, 0) = 0 [pid 6889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6889] write(3, "1000", 4) = 4 [pid 6889] close(3) = 0 [pid 6889] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6889] write(1, "executing program\n", 18) = 18 [pid 6889] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6889] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6889] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6889] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6889] exit_group(0) = ? [pid 6889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1001", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1001", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1001/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1001/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1001/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1001") = 0 mkdir("./1002", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6890 attached , child_tidptr=0x55557b251650) = 6890 [pid 6890] set_robust_list(0x55557b251660, 24) = 0 [pid 6890] chdir("./1002") = 0 [pid 6890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6890] setpgid(0, 0) = 0 [pid 6890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6890] write(3, "1000", 4) = 4 [pid 6890] close(3) = 0 [pid 6890] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6890] write(1, "executing program\n", 18) = 18 [pid 6890] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6890] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6890] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6890] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6890] exit_group(0) = ? [pid 6890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1002", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1002", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1002/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1002/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1002/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1002") = 0 mkdir("./1003", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6891 attached [pid 6891] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6891 [pid 6891] <... set_robust_list resumed>) = 0 [pid 6891] chdir("./1003") = 0 [pid 6891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6891] setpgid(0, 0) = 0 [pid 6891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6891] write(3, "1000", 4) = 4 [pid 6891] close(3) = 0 [pid 6891] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6891] write(1, "executing program\n", 18) = 18 [pid 6891] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6891] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6891] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6891] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6891] exit_group(0) = ? [pid 6891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1003", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1003", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1003/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1003/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1003/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1003") = 0 mkdir("./1004", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6892 attached , child_tidptr=0x55557b251650) = 6892 [pid 6892] set_robust_list(0x55557b251660, 24) = 0 [pid 6892] chdir("./1004") = 0 [pid 6892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6892] setpgid(0, 0) = 0 [pid 6892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6892] write(3, "1000", 4) = 4 [pid 6892] close(3) = 0 [pid 6892] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6892] write(1, "executing program\n", 18) = 18 [pid 6892] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6892] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6892] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6892] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6892] exit_group(0) = ? [pid 6892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1004", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1004", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1004/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1004/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1004/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1004") = 0 mkdir("./1005", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6893 attached , child_tidptr=0x55557b251650) = 6893 [pid 6893] set_robust_list(0x55557b251660, 24) = 0 [pid 6893] chdir("./1005") = 0 [pid 6893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6893] setpgid(0, 0) = 0 [pid 6893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6893] write(3, "1000", 4) = 4 [pid 6893] close(3) = 0 [pid 6893] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6893] write(1, "executing program\n", 18executing program ) = 18 [pid 6893] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6893] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6893] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6893] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6893] exit_group(0) = ? [pid 6893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1005", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1005", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1005/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1005/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1005/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1005") = 0 mkdir("./1006", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6894 attached , child_tidptr=0x55557b251650) = 6894 [pid 6894] set_robust_list(0x55557b251660, 24) = 0 [pid 6894] chdir("./1006") = 0 [pid 6894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6894] setpgid(0, 0) = 0 [pid 6894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6894] write(3, "1000", 4) = 4 [pid 6894] close(3) = 0 [pid 6894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6894] write(1, "executing program\n", 18executing program ) = 18 [pid 6894] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6894] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6894] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6894] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6894] exit_group(0) = ? [pid 6894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6894, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1006", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1006", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1006/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1006/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1006/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1006") = 0 mkdir("./1007", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6895 attached , child_tidptr=0x55557b251650) = 6895 [pid 6895] set_robust_list(0x55557b251660, 24) = 0 [pid 6895] chdir("./1007") = 0 [pid 6895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6895] setpgid(0, 0) = 0 [pid 6895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6895] write(3, "1000", 4) = 4 [pid 6895] close(3) = 0 [pid 6895] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6895] write(1, "executing program\n", 18) = 18 [pid 6895] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6895] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6895] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6895] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6895] exit_group(0) = ? [pid 6895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1007", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1007", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1007/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1007/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1007/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1007") = 0 mkdir("./1008", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6896 attached , child_tidptr=0x55557b251650) = 6896 [pid 6896] set_robust_list(0x55557b251660, 24) = 0 [pid 6896] chdir("./1008") = 0 [pid 6896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6896] setpgid(0, 0) = 0 [pid 6896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6896] write(3, "1000", 4) = 4 [pid 6896] close(3) = 0 [pid 6896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6896] write(1, "executing program\n", 18executing program ) = 18 [pid 6896] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6896] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6896] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6896] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6896] exit_group(0) = ? [pid 6896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6896, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1008", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1008", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1008/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1008/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1008/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1008") = 0 mkdir("./1009", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6897 attached , child_tidptr=0x55557b251650) = 6897 [pid 6897] set_robust_list(0x55557b251660, 24) = 0 [pid 6897] chdir("./1009") = 0 [pid 6897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6897] setpgid(0, 0) = 0 [pid 6897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6897] write(3, "1000", 4) = 4 [pid 6897] close(3) = 0 [pid 6897] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6897] write(1, "executing program\n", 18executing program ) = 18 [pid 6897] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6897] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6897] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6897] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6897] exit_group(0) = ? [pid 6897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1009", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1009", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1009/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1009/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1009/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1009") = 0 mkdir("./1010", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6898 attached , child_tidptr=0x55557b251650) = 6898 [pid 6898] set_robust_list(0x55557b251660, 24) = 0 [pid 6898] chdir("./1010") = 0 [pid 6898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6898] setpgid(0, 0) = 0 [pid 6898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6898] write(3, "1000", 4) = 4 [pid 6898] close(3) = 0 [pid 6898] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6898] write(1, "executing program\n", 18executing program ) = 18 [pid 6898] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6898] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6898] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6898] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6898] exit_group(0) = ? [pid 6898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1010", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1010", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1010/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1010/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1010/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1010") = 0 mkdir("./1011", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6899 attached [pid 6899] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6899 [pid 6899] <... set_robust_list resumed>) = 0 [pid 6899] chdir("./1011") = 0 [pid 6899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6899] setpgid(0, 0) = 0 [pid 6899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6899] write(3, "1000", 4) = 4 [pid 6899] close(3) = 0 [pid 6899] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6899] write(1, "executing program\n", 18) = 18 [pid 6899] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6899] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6899] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6899] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6899] exit_group(0) = ? [pid 6899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1011", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1011", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1011/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1011/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1011/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1011") = 0 mkdir("./1012", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6900 attached [pid 6900] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6900 [pid 6900] <... set_robust_list resumed>) = 0 [pid 6900] chdir("./1012") = 0 [pid 6900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6900] setpgid(0, 0) = 0 [pid 6900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6900] write(3, "1000", 4) = 4 [pid 6900] close(3) = 0 [pid 6900] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6900] write(1, "executing program\n", 18) = 18 [pid 6900] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6900] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6900] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6900] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6900] exit_group(0) = ? [pid 6900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1012", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1012", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1012/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1012/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1012/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1012") = 0 mkdir("./1013", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6901 attached , child_tidptr=0x55557b251650) = 6901 [pid 6901] set_robust_list(0x55557b251660, 24) = 0 [pid 6901] chdir("./1013") = 0 [pid 6901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6901] setpgid(0, 0) = 0 [pid 6901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6901] write(3, "1000", 4) = 4 [pid 6901] close(3) = 0 [pid 6901] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6901] write(1, "executing program\n", 18) = 18 [pid 6901] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6901] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6901] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6901] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6901] exit_group(0) = ? [pid 6901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1013", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1013", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1013/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1013/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1013/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1013") = 0 mkdir("./1014", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6902 attached , child_tidptr=0x55557b251650) = 6902 [pid 6902] set_robust_list(0x55557b251660, 24) = 0 [pid 6902] chdir("./1014") = 0 [pid 6902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6902] setpgid(0, 0) = 0 [pid 6902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6902] write(3, "1000", 4) = 4 [pid 6902] close(3) = 0 [pid 6902] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6902] write(1, "executing program\n", 18executing program ) = 18 [pid 6902] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6902] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6902] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6902] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6902] exit_group(0) = ? [pid 6902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6902, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1014", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1014", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1014/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1014/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1014/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1014") = 0 mkdir("./1015", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6903 attached , child_tidptr=0x55557b251650) = 6903 [pid 6903] set_robust_list(0x55557b251660, 24) = 0 [pid 6903] chdir("./1015") = 0 [pid 6903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6903] setpgid(0, 0) = 0 [pid 6903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6903] write(3, "1000", 4) = 4 [pid 6903] close(3) = 0 [pid 6903] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6903] write(1, "executing program\n", 18) = 18 [pid 6903] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6903] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6903] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6903] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6903] exit_group(0) = ? [pid 6903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1015", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1015", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1015/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1015/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1015/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1015") = 0 mkdir("./1016", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6904 attached , child_tidptr=0x55557b251650) = 6904 [pid 6904] set_robust_list(0x55557b251660, 24) = 0 [pid 6904] chdir("./1016") = 0 [pid 6904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6904] setpgid(0, 0) = 0 [pid 6904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6904] write(3, "1000", 4) = 4 [pid 6904] close(3) = 0 [pid 6904] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6904] write(1, "executing program\n", 18executing program ) = 18 [pid 6904] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6904] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6904] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6904] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6904] exit_group(0) = ? [pid 6904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1016", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1016", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1016/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1016/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1016/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1016") = 0 mkdir("./1017", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6905 attached , child_tidptr=0x55557b251650) = 6905 [pid 6905] set_robust_list(0x55557b251660, 24) = 0 [pid 6905] chdir("./1017") = 0 [pid 6905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6905] setpgid(0, 0) = 0 [pid 6905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6905] write(3, "1000", 4) = 4 [pid 6905] close(3) = 0 [pid 6905] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6905] write(1, "executing program\n", 18) = 18 [pid 6905] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6905] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6905] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6905] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6905] exit_group(0) = ? [pid 6905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1017", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1017", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1017/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1017/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1017/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1017") = 0 mkdir("./1018", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6906 attached , child_tidptr=0x55557b251650) = 6906 [pid 6906] set_robust_list(0x55557b251660, 24) = 0 [pid 6906] chdir("./1018") = 0 [pid 6906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6906] setpgid(0, 0) = 0 [pid 6906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6906] write(3, "1000", 4) = 4 [pid 6906] close(3) = 0 [pid 6906] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6906] write(1, "executing program\n", 18) = 18 [pid 6906] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6906] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6906] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6906] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6906] exit_group(0) = ? [pid 6906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1018", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1018", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1018/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1018/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1018/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1018") = 0 mkdir("./1019", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6907 attached , child_tidptr=0x55557b251650) = 6907 [pid 6907] set_robust_list(0x55557b251660, 24) = 0 [pid 6907] chdir("./1019") = 0 [pid 6907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6907] setpgid(0, 0) = 0 [pid 6907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6907] write(3, "1000", 4) = 4 [pid 6907] close(3) = 0 [pid 6907] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6907] write(1, "executing program\n", 18) = 18 [pid 6907] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6907] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6907] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6907] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6907] exit_group(0) = ? [pid 6907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1019", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1019", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1019/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1019/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1019/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1019") = 0 mkdir("./1020", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6908 attached , child_tidptr=0x55557b251650) = 6908 [pid 6908] set_robust_list(0x55557b251660, 24) = 0 [pid 6908] chdir("./1020") = 0 [pid 6908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6908] setpgid(0, 0) = 0 [pid 6908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6908] write(3, "1000", 4) = 4 [pid 6908] close(3) = 0 [pid 6908] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6908] write(1, "executing program\n", 18) = 18 [pid 6908] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6908] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6908] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6908] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6908] exit_group(0) = ? [pid 6908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1020", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1020", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1020/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1020/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1020/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1020") = 0 mkdir("./1021", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6909 attached , child_tidptr=0x55557b251650) = 6909 [pid 6909] set_robust_list(0x55557b251660, 24) = 0 [pid 6909] chdir("./1021") = 0 [pid 6909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6909] setpgid(0, 0) = 0 [pid 6909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6909] write(3, "1000", 4) = 4 [pid 6909] close(3) = 0 [pid 6909] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6909] write(1, "executing program\n", 18) = 18 [pid 6909] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6909] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6909] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6909] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6909] exit_group(0) = ? [pid 6909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1021", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1021", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1021/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1021/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1021/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1021") = 0 mkdir("./1022", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6910 attached , child_tidptr=0x55557b251650) = 6910 [pid 6910] set_robust_list(0x55557b251660, 24) = 0 [pid 6910] chdir("./1022") = 0 [pid 6910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6910] setpgid(0, 0) = 0 [pid 6910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6910] write(3, "1000", 4) = 4 [pid 6910] close(3) = 0 [pid 6910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6910] write(1, "executing program\n", 18executing program ) = 18 [pid 6910] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6910] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6910] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6910] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6910] exit_group(0) = ? [pid 6910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1022", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1022", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1022/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1022/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1022/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1022") = 0 mkdir("./1023", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6911 attached , child_tidptr=0x55557b251650) = 6911 [pid 6911] set_robust_list(0x55557b251660, 24) = 0 [pid 6911] chdir("./1023") = 0 [pid 6911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6911] setpgid(0, 0) = 0 [pid 6911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6911] write(3, "1000", 4) = 4 [pid 6911] close(3) = 0 [pid 6911] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6911] write(1, "executing program\n", 18) = 18 [pid 6911] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6911] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6911] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6911] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6911] exit_group(0) = ? [pid 6911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1023", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1023", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1023/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1023/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1023/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1023") = 0 mkdir("./1024", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6912 attached , child_tidptr=0x55557b251650) = 6912 [pid 6912] set_robust_list(0x55557b251660, 24) = 0 [pid 6912] chdir("./1024") = 0 [pid 6912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6912] setpgid(0, 0) = 0 [pid 6912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6912] write(3, "1000", 4) = 4 [pid 6912] close(3) = 0 [pid 6912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6912] write(1, "executing program\n", 18executing program ) = 18 [pid 6912] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6912] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6912] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6912] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6912] exit_group(0) = ? [pid 6912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1024", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1024", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1024/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1024/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1024/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1024") = 0 mkdir("./1025", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6913 attached , child_tidptr=0x55557b251650) = 6913 [pid 6913] set_robust_list(0x55557b251660, 24) = 0 [pid 6913] chdir("./1025") = 0 [pid 6913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6913] setpgid(0, 0) = 0 [pid 6913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6913] write(3, "1000", 4) = 4 [pid 6913] close(3) = 0 [pid 6913] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6913] write(1, "executing program\n", 18executing program ) = 18 [pid 6913] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6913] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6913] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6913] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6913] exit_group(0) = ? [pid 6913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1025", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1025", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1025/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1025/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1025/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1025") = 0 mkdir("./1026", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6914 attached , child_tidptr=0x55557b251650) = 6914 [pid 6914] set_robust_list(0x55557b251660, 24) = 0 [pid 6914] chdir("./1026") = 0 [pid 6914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6914] setpgid(0, 0) = 0 [pid 6914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6914] write(3, "1000", 4) = 4 [pid 6914] close(3) = 0 [pid 6914] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6914] write(1, "executing program\n", 18executing program ) = 18 [pid 6914] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6914] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6914] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6914] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6914] exit_group(0) = ? [pid 6914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1026", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1026", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1026/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1026/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1026/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1026") = 0 mkdir("./1027", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6915 attached , child_tidptr=0x55557b251650) = 6915 [pid 6915] set_robust_list(0x55557b251660, 24) = 0 [pid 6915] chdir("./1027") = 0 [pid 6915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6915] setpgid(0, 0) = 0 [pid 6915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6915] write(3, "1000", 4) = 4 [pid 6915] close(3) = 0 [pid 6915] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6915] write(1, "executing program\n", 18) = 18 [pid 6915] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6915] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6915] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6915] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6915] exit_group(0) = ? [pid 6915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1027", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1027", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1027/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1027/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1027/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1027") = 0 mkdir("./1028", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6916 attached , child_tidptr=0x55557b251650) = 6916 [pid 6916] set_robust_list(0x55557b251660, 24) = 0 [pid 6916] chdir("./1028") = 0 [pid 6916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6916] setpgid(0, 0) = 0 [pid 6916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6916] write(3, "1000", 4) = 4 [pid 6916] close(3) = 0 [pid 6916] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6916] write(1, "executing program\n", 18) = 18 [pid 6916] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6916] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6916] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6916] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6916] exit_group(0) = ? [pid 6916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1028", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1028", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1028/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1028/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1028/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1028") = 0 mkdir("./1029", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6917 attached , child_tidptr=0x55557b251650) = 6917 [pid 6917] set_robust_list(0x55557b251660, 24) = 0 [pid 6917] chdir("./1029") = 0 [pid 6917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6917] setpgid(0, 0) = 0 [pid 6917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6917] write(3, "1000", 4) = 4 [pid 6917] close(3) = 0 [pid 6917] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6917] write(1, "executing program\n", 18) = 18 [pid 6917] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6917] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6917] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6917] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6917] exit_group(0) = ? [pid 6917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6917, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1029", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1029", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1029/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1029/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1029/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1029") = 0 mkdir("./1030", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6918 attached , child_tidptr=0x55557b251650) = 6918 [pid 6918] set_robust_list(0x55557b251660, 24) = 0 [pid 6918] chdir("./1030") = 0 [pid 6918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6918] setpgid(0, 0) = 0 [pid 6918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6918] write(3, "1000", 4) = 4 [pid 6918] close(3) = 0 [pid 6918] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6918] write(1, "executing program\n", 18) = 18 [pid 6918] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6918] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6918] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6918] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6918] exit_group(0) = ? [pid 6918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1030", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1030", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1030/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1030/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1030/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1030") = 0 mkdir("./1031", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6919 attached , child_tidptr=0x55557b251650) = 6919 [pid 6919] set_robust_list(0x55557b251660, 24) = 0 [pid 6919] chdir("./1031") = 0 [pid 6919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6919] setpgid(0, 0) = 0 [pid 6919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6919] write(3, "1000", 4) = 4 [pid 6919] close(3) = 0 [pid 6919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6919] write(1, "executing program\n", 18executing program ) = 18 [pid 6919] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6919] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6919] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6919] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6919] exit_group(0) = ? [pid 6919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1031", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1031", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1031/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1031/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1031/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1031") = 0 mkdir("./1032", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6920 attached , child_tidptr=0x55557b251650) = 6920 [pid 6920] set_robust_list(0x55557b251660, 24) = 0 [pid 6920] chdir("./1032") = 0 [pid 6920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6920] setpgid(0, 0) = 0 [pid 6920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6920] write(3, "1000", 4) = 4 [pid 6920] close(3) = 0 [pid 6920] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6920] write(1, "executing program\n", 18executing program ) = 18 [pid 6920] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6920] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6920] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6920] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6920] exit_group(0) = ? [pid 6920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1032", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1032", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1032/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1032/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1032/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1032") = 0 mkdir("./1033", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6921 attached , child_tidptr=0x55557b251650) = 6921 [pid 6921] set_robust_list(0x55557b251660, 24) = 0 [pid 6921] chdir("./1033") = 0 [pid 6921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6921] setpgid(0, 0) = 0 [pid 6921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6921] write(3, "1000", 4) = 4 [pid 6921] close(3) = 0 [pid 6921] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6921] write(1, "executing program\n", 18) = 18 [pid 6921] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6921] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6921] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6921] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6921] exit_group(0) = ? [pid 6921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1033", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1033", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1033/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1033/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1033/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1033") = 0 mkdir("./1034", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6922 attached , child_tidptr=0x55557b251650) = 6922 [pid 6922] set_robust_list(0x55557b251660, 24) = 0 [pid 6922] chdir("./1034") = 0 [pid 6922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6922] setpgid(0, 0) = 0 [pid 6922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6922] write(3, "1000", 4) = 4 [pid 6922] close(3) = 0 [pid 6922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6922] write(1, "executing program\n", 18executing program ) = 18 [pid 6922] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6922] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6922] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6922] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6922] exit_group(0) = ? [pid 6922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1034", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1034", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1034/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1034/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1034/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1034") = 0 mkdir("./1035", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6923 attached , child_tidptr=0x55557b251650) = 6923 [pid 6923] set_robust_list(0x55557b251660, 24) = 0 [pid 6923] chdir("./1035") = 0 [pid 6923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6923] setpgid(0, 0) = 0 [pid 6923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6923] write(3, "1000", 4) = 4 [pid 6923] close(3) = 0 [pid 6923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6923] write(1, "executing program\n", 18executing program ) = 18 [pid 6923] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6923] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6923] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6923] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6923] exit_group(0) = ? [pid 6923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1035", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1035", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1035/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1035/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1035/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1035") = 0 mkdir("./1036", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6924 attached , child_tidptr=0x55557b251650) = 6924 [pid 6924] set_robust_list(0x55557b251660, 24) = 0 [pid 6924] chdir("./1036") = 0 [pid 6924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6924] setpgid(0, 0) = 0 [pid 6924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6924] write(3, "1000", 4) = 4 [pid 6924] close(3) = 0 [pid 6924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6924] write(1, "executing program\n", 18executing program ) = 18 [pid 6924] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6924] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6924] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6924] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6924] exit_group(0) = ? [pid 6924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1036", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1036", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1036/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1036/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1036/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1036") = 0 mkdir("./1037", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6925 attached , child_tidptr=0x55557b251650) = 6925 [pid 6925] set_robust_list(0x55557b251660, 24) = 0 [pid 6925] chdir("./1037") = 0 [pid 6925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6925] setpgid(0, 0) = 0 [pid 6925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6925] write(3, "1000", 4) = 4 [pid 6925] close(3) = 0 [pid 6925] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6925] write(1, "executing program\n", 18) = 18 [pid 6925] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6925] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6925] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6925] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6925] exit_group(0) = ? [pid 6925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1037", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1037", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1037/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1037/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1037/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1037") = 0 mkdir("./1038", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6926 attached , child_tidptr=0x55557b251650) = 6926 [pid 6926] set_robust_list(0x55557b251660, 24) = 0 [pid 6926] chdir("./1038") = 0 [pid 6926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6926] setpgid(0, 0) = 0 [pid 6926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6926] write(3, "1000", 4) = 4 [pid 6926] close(3) = 0 [pid 6926] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6926] write(1, "executing program\n", 18) = 18 [pid 6926] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6926] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6926] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6926] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6926] exit_group(0) = ? [pid 6926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1038", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1038", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1038/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1038/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1038/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1038") = 0 mkdir("./1039", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6927 attached , child_tidptr=0x55557b251650) = 6927 [pid 6927] set_robust_list(0x55557b251660, 24) = 0 [pid 6927] chdir("./1039") = 0 [pid 6927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6927] setpgid(0, 0) = 0 [pid 6927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6927] write(3, "1000", 4) = 4 [pid 6927] close(3) = 0 [pid 6927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6927] write(1, "executing program\n", 18executing program ) = 18 [pid 6927] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6927] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6927] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6927] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6927] exit_group(0) = ? [pid 6927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1039", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1039", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1039/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1039/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1039/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1039") = 0 mkdir("./1040", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6928 attached , child_tidptr=0x55557b251650) = 6928 [pid 6928] set_robust_list(0x55557b251660, 24) = 0 [pid 6928] chdir("./1040") = 0 [pid 6928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6928] setpgid(0, 0) = 0 [pid 6928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6928] write(3, "1000", 4) = 4 [pid 6928] close(3) = 0 [pid 6928] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6928] write(1, "executing program\n", 18) = 18 [pid 6928] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6928] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6928] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6928] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6928] exit_group(0) = ? [pid 6928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1040", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1040", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1040/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1040/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1040/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1040") = 0 mkdir("./1041", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6929 attached , child_tidptr=0x55557b251650) = 6929 [pid 6929] set_robust_list(0x55557b251660, 24) = 0 [pid 6929] chdir("./1041") = 0 [pid 6929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6929] setpgid(0, 0) = 0 [pid 6929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6929] write(3, "1000", 4) = 4 [pid 6929] close(3) = 0 [pid 6929] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6929] write(1, "executing program\n", 18) = 18 [pid 6929] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6929] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6929] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6929] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6929] exit_group(0) = ? [pid 6929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1041", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1041", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1041/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1041/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1041/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1041") = 0 mkdir("./1042", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6930 attached , child_tidptr=0x55557b251650) = 6930 [pid 6930] set_robust_list(0x55557b251660, 24) = 0 [pid 6930] chdir("./1042") = 0 [pid 6930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6930] setpgid(0, 0) = 0 [pid 6930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6930] write(3, "1000", 4) = 4 [pid 6930] close(3) = 0 [pid 6930] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6930] write(1, "executing program\n", 18) = 18 [pid 6930] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6930] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6930] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6930] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6930] exit_group(0) = ? [pid 6930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1042", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1042", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1042/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1042/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1042/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1042") = 0 mkdir("./1043", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6931 attached , child_tidptr=0x55557b251650) = 6931 [pid 6931] set_robust_list(0x55557b251660, 24) = 0 [pid 6931] chdir("./1043") = 0 [pid 6931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6931] setpgid(0, 0) = 0 [pid 6931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6931] write(3, "1000", 4) = 4 [pid 6931] close(3) = 0 [pid 6931] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6931] write(1, "executing program\n", 18executing program ) = 18 [pid 6931] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6931] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6931] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6931] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6931] exit_group(0) = ? [pid 6931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1043", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1043", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1043/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1043/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1043/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1043") = 0 mkdir("./1044", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6932 attached , child_tidptr=0x55557b251650) = 6932 [pid 6932] set_robust_list(0x55557b251660, 24) = 0 [pid 6932] chdir("./1044") = 0 [pid 6932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6932] setpgid(0, 0) = 0 [pid 6932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6932] write(3, "1000", 4) = 4 [pid 6932] close(3) = 0 [pid 6932] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6932] write(1, "executing program\n", 18) = 18 [pid 6932] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6932] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6932] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6932] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6932] exit_group(0) = ? [pid 6932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1044", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1044", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1044/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1044/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1044/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1044") = 0 mkdir("./1045", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6933 attached , child_tidptr=0x55557b251650) = 6933 [pid 6933] set_robust_list(0x55557b251660, 24) = 0 [pid 6933] chdir("./1045") = 0 [pid 6933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6933] setpgid(0, 0) = 0 [pid 6933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6933] write(3, "1000", 4) = 4 [pid 6933] close(3) = 0 [pid 6933] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6933] write(1, "executing program\n", 18) = 18 [pid 6933] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6933] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6933] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6933] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6933] exit_group(0) = ? [pid 6933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1045", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1045", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1045/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1045/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1045/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1045") = 0 mkdir("./1046", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6934 attached , child_tidptr=0x55557b251650) = 6934 [pid 6934] set_robust_list(0x55557b251660, 24) = 0 [pid 6934] chdir("./1046") = 0 [pid 6934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6934] setpgid(0, 0) = 0 [pid 6934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6934] write(3, "1000", 4) = 4 [pid 6934] close(3) = 0 [pid 6934] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6934] write(1, "executing program\n", 18) = 18 [pid 6934] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6934] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6934] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6934] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6934] exit_group(0) = ? [pid 6934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6934, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1046", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1046", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1046/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1046/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1046/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1046") = 0 mkdir("./1047", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6935 attached , child_tidptr=0x55557b251650) = 6935 [pid 6935] set_robust_list(0x55557b251660, 24) = 0 [pid 6935] chdir("./1047") = 0 [pid 6935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6935] setpgid(0, 0) = 0 [pid 6935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6935] write(3, "1000", 4) = 4 [pid 6935] close(3) = 0 [pid 6935] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6935] write(1, "executing program\n", 18) = 18 [pid 6935] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6935] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6935] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6935] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6935] exit_group(0) = ? [pid 6935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1047", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1047", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1047/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1047/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1047/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1047") = 0 mkdir("./1048", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6936 attached , child_tidptr=0x55557b251650) = 6936 [pid 6936] set_robust_list(0x55557b251660, 24) = 0 [pid 6936] chdir("./1048") = 0 [pid 6936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6936] setpgid(0, 0) = 0 [pid 6936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6936] write(3, "1000", 4) = 4 [pid 6936] close(3) = 0 [pid 6936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6936] write(1, "executing program\n", 18executing program ) = 18 [pid 6936] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6936] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6936] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6936] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6936] exit_group(0) = ? [pid 6936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1048", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1048", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1048/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1048/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1048/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1048") = 0 mkdir("./1049", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557b251650) = 6937 ./strace-static-x86_64: Process 6937 attached [pid 6937] set_robust_list(0x55557b251660, 24) = 0 [pid 6937] chdir("./1049") = 0 [pid 6937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6937] setpgid(0, 0) = 0 [pid 6937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6937] write(3, "1000", 4) = 4 [pid 6937] close(3) = 0 [pid 6937] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6937] write(1, "executing program\n", 18) = 18 [pid 6937] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6937] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6937] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6937] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6937] exit_group(0) = ? [pid 6937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1049", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1049", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1049/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1049/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1049/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1049") = 0 mkdir("./1050", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6938 attached , child_tidptr=0x55557b251650) = 6938 [pid 6938] set_robust_list(0x55557b251660, 24) = 0 [pid 6938] chdir("./1050") = 0 [pid 6938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6938] setpgid(0, 0) = 0 [pid 6938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6938] write(3, "1000", 4) = 4 [pid 6938] close(3) = 0 [pid 6938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6938] write(1, "executing program\n", 18executing program ) = 18 [pid 6938] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6938] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6938] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6938] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6938] exit_group(0) = ? [pid 6938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1050", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1050", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1050/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1050/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1050/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1050") = 0 mkdir("./1051", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6939 attached , child_tidptr=0x55557b251650) = 6939 [pid 6939] set_robust_list(0x55557b251660, 24) = 0 [pid 6939] chdir("./1051") = 0 [pid 6939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6939] setpgid(0, 0) = 0 [pid 6939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6939] write(3, "1000", 4) = 4 [pid 6939] close(3) = 0 [pid 6939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6939] write(1, "executing program\n", 18executing program ) = 18 [pid 6939] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6939] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6939] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6939] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6939] exit_group(0) = ? [pid 6939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1051", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1051", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1051/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1051/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1051/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1051") = 0 mkdir("./1052", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6940 attached , child_tidptr=0x55557b251650) = 6940 [pid 6940] set_robust_list(0x55557b251660, 24) = 0 [pid 6940] chdir("./1052") = 0 [pid 6940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6940] setpgid(0, 0) = 0 [pid 6940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6940] write(3, "1000", 4) = 4 [pid 6940] close(3) = 0 [pid 6940] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6940] write(1, "executing program\n", 18executing program ) = 18 [pid 6940] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6940] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6940] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6940] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6940] exit_group(0) = ? [pid 6940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1052", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1052", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1052/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1052/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1052/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1052") = 0 mkdir("./1053", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6941 attached , child_tidptr=0x55557b251650) = 6941 [pid 6941] set_robust_list(0x55557b251660, 24) = 0 [pid 6941] chdir("./1053") = 0 [pid 6941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6941] setpgid(0, 0) = 0 [pid 6941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6941] write(3, "1000", 4) = 4 [pid 6941] close(3) = 0 [pid 6941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6941] write(1, "executing program\n", 18executing program ) = 18 [pid 6941] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6941] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6941] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6941] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6941] exit_group(0) = ? [pid 6941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1053", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1053", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1053/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1053/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1053/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1053") = 0 mkdir("./1054", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6942 attached , child_tidptr=0x55557b251650) = 6942 [pid 6942] set_robust_list(0x55557b251660, 24) = 0 [pid 6942] chdir("./1054") = 0 [pid 6942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6942] setpgid(0, 0) = 0 [pid 6942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6942] write(3, "1000", 4) = 4 [pid 6942] close(3) = 0 [pid 6942] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6942] write(1, "executing program\n", 18) = 18 [pid 6942] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6942] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6942] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6942] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6942] exit_group(0) = ? [pid 6942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1054", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1054", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1054/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1054/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1054/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1054") = 0 mkdir("./1055", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6943 attached , child_tidptr=0x55557b251650) = 6943 [pid 6943] set_robust_list(0x55557b251660, 24) = 0 [pid 6943] chdir("./1055") = 0 [pid 6943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6943] setpgid(0, 0) = 0 [pid 6943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6943] write(3, "1000", 4) = 4 [pid 6943] close(3) = 0 [pid 6943] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6943] write(1, "executing program\n", 18) = 18 [pid 6943] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6943] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6943] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6943] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6943] exit_group(0) = ? [pid 6943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1055", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1055", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1055/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1055/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1055/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1055") = 0 mkdir("./1056", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6944 attached , child_tidptr=0x55557b251650) = 6944 [pid 6944] set_robust_list(0x55557b251660, 24) = 0 [pid 6944] chdir("./1056") = 0 [pid 6944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6944] setpgid(0, 0) = 0 [pid 6944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6944] write(3, "1000", 4) = 4 [pid 6944] close(3) = 0 [pid 6944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6944] write(1, "executing program\n", 18executing program ) = 18 [pid 6944] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6944] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6944] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6944] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6944] exit_group(0) = ? [pid 6944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1056", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1056", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1056/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1056/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1056/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1056") = 0 mkdir("./1057", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6945 attached , child_tidptr=0x55557b251650) = 6945 [pid 6945] set_robust_list(0x55557b251660, 24) = 0 [pid 6945] chdir("./1057") = 0 [pid 6945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6945] setpgid(0, 0) = 0 [pid 6945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6945] write(3, "1000", 4) = 4 [pid 6945] close(3) = 0 [pid 6945] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6945] write(1, "executing program\n", 18) = 18 [pid 6945] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6945] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6945] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6945] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6945] exit_group(0) = ? [pid 6945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1057", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1057", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1057/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1057/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1057/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1057") = 0 mkdir("./1058", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6946 attached , child_tidptr=0x55557b251650) = 6946 [pid 6946] set_robust_list(0x55557b251660, 24) = 0 [pid 6946] chdir("./1058") = 0 [pid 6946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6946] setpgid(0, 0) = 0 [pid 6946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6946] write(3, "1000", 4) = 4 [pid 6946] close(3) = 0 [pid 6946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6946] write(1, "executing program\n", 18executing program ) = 18 [pid 6946] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6946] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6946] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6946] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6946] exit_group(0) = ? [pid 6946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1058", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1058", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1058/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1058/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1058/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1058") = 0 mkdir("./1059", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6947 attached , child_tidptr=0x55557b251650) = 6947 [pid 6947] set_robust_list(0x55557b251660, 24) = 0 [pid 6947] chdir("./1059") = 0 [pid 6947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6947] setpgid(0, 0) = 0 [pid 6947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6947] write(3, "1000", 4) = 4 [pid 6947] close(3) = 0 [pid 6947] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6947] write(1, "executing program\n", 18) = 18 [pid 6947] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6947] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6947] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6947] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6947] exit_group(0) = ? [pid 6947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1059", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1059", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1059/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1059/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1059/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1059") = 0 mkdir("./1060", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6948 attached , child_tidptr=0x55557b251650) = 6948 [pid 6948] set_robust_list(0x55557b251660, 24) = 0 [pid 6948] chdir("./1060") = 0 [pid 6948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6948] setpgid(0, 0) = 0 [pid 6948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6948] write(3, "1000", 4) = 4 [pid 6948] close(3) = 0 [pid 6948] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6948] write(1, "executing program\n", 18) = 18 [pid 6948] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6948] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6948] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6948] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6948] exit_group(0) = ? [pid 6948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1060", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1060", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1060/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1060/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1060/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1060") = 0 mkdir("./1061", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6949 attached , child_tidptr=0x55557b251650) = 6949 [pid 6949] set_robust_list(0x55557b251660, 24) = 0 [pid 6949] chdir("./1061") = 0 [pid 6949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6949] setpgid(0, 0) = 0 [pid 6949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6949] write(3, "1000", 4) = 4 [pid 6949] close(3) = 0 [pid 6949] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6949] write(1, "executing program\n", 18) = 18 [pid 6949] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6949] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6949] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6949] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6949] exit_group(0) = ? [pid 6949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1061", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1061", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1061/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1061/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1061/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1061") = 0 mkdir("./1062", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6950 attached , child_tidptr=0x55557b251650) = 6950 [pid 6950] set_robust_list(0x55557b251660, 24) = 0 [pid 6950] chdir("./1062") = 0 [pid 6950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6950] setpgid(0, 0) = 0 [pid 6950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6950] write(3, "1000", 4) = 4 [pid 6950] close(3) = 0 [pid 6950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6950] write(1, "executing program\n", 18executing program ) = 18 [pid 6950] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6950] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6950] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6950] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6950] exit_group(0) = ? [pid 6950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1062", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1062", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1062/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1062/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1062/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1062") = 0 mkdir("./1063", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6951 attached , child_tidptr=0x55557b251650) = 6951 [pid 6951] set_robust_list(0x55557b251660, 24) = 0 [pid 6951] chdir("./1063") = 0 [pid 6951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6951] setpgid(0, 0) = 0 [pid 6951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6951] write(3, "1000", 4) = 4 [pid 6951] close(3) = 0 [pid 6951] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6951] write(1, "executing program\n", 18) = 18 [pid 6951] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6951] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6951] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6951] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6951] exit_group(0) = ? [pid 6951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1063", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1063", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1063/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1063/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1063/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1063") = 0 mkdir("./1064", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6952 attached [pid 6952] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6952 [pid 6952] <... set_robust_list resumed>) = 0 [pid 6952] chdir("./1064") = 0 [pid 6952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6952] setpgid(0, 0) = 0 [pid 6952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6952] write(3, "1000", 4) = 4 [pid 6952] close(3) = 0 [pid 6952] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6952] write(1, "executing program\n", 18) = 18 [pid 6952] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6952] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6952] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6952] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6952] exit_group(0) = ? [pid 6952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1064", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1064", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1064/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1064/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1064/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1064") = 0 mkdir("./1065", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6953 attached , child_tidptr=0x55557b251650) = 6953 [pid 6953] set_robust_list(0x55557b251660, 24) = 0 [pid 6953] chdir("./1065") = 0 [pid 6953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6953] setpgid(0, 0) = 0 [pid 6953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6953] write(3, "1000", 4) = 4 [pid 6953] close(3) = 0 [pid 6953] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6953] write(1, "executing program\n", 18executing program ) = 18 [pid 6953] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6953] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6953] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6953] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6953] exit_group(0) = ? [pid 6953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1065", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1065", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1065/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1065/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1065/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1065") = 0 mkdir("./1066", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6954 attached , child_tidptr=0x55557b251650) = 6954 [pid 6954] set_robust_list(0x55557b251660, 24) = 0 [pid 6954] chdir("./1066") = 0 [pid 6954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6954] setpgid(0, 0) = 0 [pid 6954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6954] write(3, "1000", 4) = 4 [pid 6954] close(3) = 0 [pid 6954] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6954] write(1, "executing program\n", 18) = 18 [pid 6954] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6954] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6954] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6954] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6954] exit_group(0) = ? [pid 6954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1066", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1066", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1066/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1066/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1066/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1066") = 0 mkdir("./1067", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6955 attached , child_tidptr=0x55557b251650) = 6955 [pid 6955] set_robust_list(0x55557b251660, 24) = 0 [pid 6955] chdir("./1067") = 0 [pid 6955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6955] setpgid(0, 0) = 0 [pid 6955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6955] write(3, "1000", 4) = 4 [pid 6955] close(3) = 0 [pid 6955] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6955] write(1, "executing program\n", 18) = 18 [pid 6955] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6955] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6955] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6955] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6955] exit_group(0) = ? [pid 6955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1067", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1067", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1067/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1067/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1067/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1067") = 0 mkdir("./1068", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6956 attached , child_tidptr=0x55557b251650) = 6956 [pid 6956] set_robust_list(0x55557b251660, 24) = 0 [pid 6956] chdir("./1068") = 0 [pid 6956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6956] setpgid(0, 0) = 0 [pid 6956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6956] write(3, "1000", 4) = 4 [pid 6956] close(3) = 0 [pid 6956] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6956] write(1, "executing program\n", 18executing program ) = 18 [pid 6956] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6956] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6956] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6956] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6956] exit_group(0) = ? [pid 6956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1068", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1068", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1068/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1068/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1068/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1068") = 0 mkdir("./1069", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6957 attached , child_tidptr=0x55557b251650) = 6957 [pid 6957] set_robust_list(0x55557b251660, 24) = 0 [pid 6957] chdir("./1069") = 0 [pid 6957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6957] setpgid(0, 0) = 0 [pid 6957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6957] write(3, "1000", 4) = 4 [pid 6957] close(3) = 0 [pid 6957] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6957] write(1, "executing program\n", 18) = 18 [pid 6957] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6957] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6957] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6957] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6957] exit_group(0) = ? [pid 6957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1069", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1069", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1069/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1069/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1069/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1069") = 0 mkdir("./1070", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6958 attached , child_tidptr=0x55557b251650) = 6958 [pid 6958] set_robust_list(0x55557b251660, 24) = 0 [pid 6958] chdir("./1070") = 0 [pid 6958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6958] setpgid(0, 0) = 0 [pid 6958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6958] write(3, "1000", 4) = 4 [pid 6958] close(3) = 0 [pid 6958] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6958] write(1, "executing program\n", 18) = 18 [pid 6958] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6958] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6958] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6958] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6958] exit_group(0) = ? [pid 6958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1070", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1070", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1070/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1070/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1070/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1070") = 0 mkdir("./1071", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6959 attached , child_tidptr=0x55557b251650) = 6959 [pid 6959] set_robust_list(0x55557b251660, 24) = 0 [pid 6959] chdir("./1071") = 0 [pid 6959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6959] setpgid(0, 0) = 0 [pid 6959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6959] write(3, "1000", 4) = 4 [pid 6959] close(3) = 0 [pid 6959] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6959] write(1, "executing program\n", 18) = 18 [pid 6959] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6959] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6959] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6959] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6959] exit_group(0) = ? [pid 6959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1071", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1071", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1071/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1071/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1071/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1071") = 0 mkdir("./1072", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6960 attached , child_tidptr=0x55557b251650) = 6960 [pid 6960] set_robust_list(0x55557b251660, 24) = 0 [pid 6960] chdir("./1072") = 0 [pid 6960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6960] setpgid(0, 0) = 0 [pid 6960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6960] write(3, "1000", 4) = 4 [pid 6960] close(3) = 0 [pid 6960] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6960] write(1, "executing program\n", 18) = 18 [pid 6960] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6960] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6960] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6960] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6960] exit_group(0) = ? [pid 6960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1072", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1072", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1072/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1072/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1072/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1072") = 0 mkdir("./1073", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6961 attached , child_tidptr=0x55557b251650) = 6961 [pid 6961] set_robust_list(0x55557b251660, 24) = 0 [pid 6961] chdir("./1073") = 0 [pid 6961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6961] setpgid(0, 0) = 0 [pid 6961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6961] write(3, "1000", 4) = 4 [pid 6961] close(3) = 0 [pid 6961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6961] write(1, "executing program\n", 18executing program ) = 18 [pid 6961] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6961] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6961] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6961] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6961] exit_group(0) = ? [pid 6961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1073", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1073", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1073/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1073/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1073/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1073") = 0 mkdir("./1074", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6962 attached , child_tidptr=0x55557b251650) = 6962 [pid 6962] set_robust_list(0x55557b251660, 24) = 0 [pid 6962] chdir("./1074") = 0 [pid 6962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6962] setpgid(0, 0) = 0 [pid 6962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6962] write(3, "1000", 4) = 4 [pid 6962] close(3) = 0 [pid 6962] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6962] write(1, "executing program\n", 18executing program ) = 18 [pid 6962] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6962] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6962] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6962] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6962] exit_group(0) = ? [pid 6962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1074", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1074", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1074/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1074/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1074/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1074") = 0 mkdir("./1075", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6963 attached , child_tidptr=0x55557b251650) = 6963 [pid 6963] set_robust_list(0x55557b251660, 24) = 0 [pid 6963] chdir("./1075") = 0 [pid 6963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6963] setpgid(0, 0) = 0 [pid 6963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6963] write(3, "1000", 4) = 4 [pid 6963] close(3) = 0 [pid 6963] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6963] write(1, "executing program\n", 18) = 18 [pid 6963] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6963] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6963] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6963] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6963] exit_group(0) = ? [pid 6963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6963, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1075", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1075", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1075/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1075/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1075/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1075") = 0 mkdir("./1076", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6964 attached , child_tidptr=0x55557b251650) = 6964 [pid 6964] set_robust_list(0x55557b251660, 24) = 0 [pid 6964] chdir("./1076") = 0 [pid 6964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6964] setpgid(0, 0) = 0 [pid 6964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6964] write(3, "1000", 4) = 4 [pid 6964] close(3) = 0 [pid 6964] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6964] write(1, "executing program\n", 18executing program ) = 18 [pid 6964] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6964] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6964] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6964] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6964] exit_group(0) = ? [pid 6964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1076", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1076", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1076/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1076/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1076/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1076") = 0 mkdir("./1077", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6965 attached , child_tidptr=0x55557b251650) = 6965 [pid 6965] set_robust_list(0x55557b251660, 24) = 0 [pid 6965] chdir("./1077") = 0 [pid 6965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6965] setpgid(0, 0) = 0 [pid 6965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6965] write(3, "1000", 4) = 4 [pid 6965] close(3) = 0 [pid 6965] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6965] write(1, "executing program\n", 18) = 18 [pid 6965] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6965] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6965] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6965] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6965] exit_group(0) = ? [pid 6965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1077", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1077", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1077/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1077/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1077/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1077") = 0 mkdir("./1078", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6966 attached , child_tidptr=0x55557b251650) = 6966 [pid 6966] set_robust_list(0x55557b251660, 24) = 0 [pid 6966] chdir("./1078") = 0 [pid 6966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6966] setpgid(0, 0) = 0 [pid 6966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6966] write(3, "1000", 4) = 4 [pid 6966] close(3) = 0 [pid 6966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6966] write(1, "executing program\n", 18executing program ) = 18 [pid 6966] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6966] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6966] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6966] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6966] exit_group(0) = ? [pid 6966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1078", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1078", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1078/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1078/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1078/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1078") = 0 mkdir("./1079", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6967 attached , child_tidptr=0x55557b251650) = 6967 [pid 6967] set_robust_list(0x55557b251660, 24) = 0 [pid 6967] chdir("./1079") = 0 [pid 6967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6967] setpgid(0, 0) = 0 [pid 6967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6967] write(3, "1000", 4) = 4 [pid 6967] close(3) = 0 [pid 6967] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6967] write(1, "executing program\n", 18) = 18 [pid 6967] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6967] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6967] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6967] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6967] exit_group(0) = ? [pid 6967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1079", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1079", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1079/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1079/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1079/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1079") = 0 mkdir("./1080", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6968 attached , child_tidptr=0x55557b251650) = 6968 [pid 6968] set_robust_list(0x55557b251660, 24) = 0 [pid 6968] chdir("./1080") = 0 [pid 6968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6968] setpgid(0, 0) = 0 [pid 6968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6968] write(3, "1000", 4) = 4 [pid 6968] close(3) = 0 [pid 6968] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6968] write(1, "executing program\n", 18) = 18 [pid 6968] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6968] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6968] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6968] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6968] exit_group(0) = ? [pid 6968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1080", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1080", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1080/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1080/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1080/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1080") = 0 mkdir("./1081", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6969 attached , child_tidptr=0x55557b251650) = 6969 [pid 6969] set_robust_list(0x55557b251660, 24) = 0 [pid 6969] chdir("./1081") = 0 [pid 6969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6969] setpgid(0, 0) = 0 [pid 6969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6969] write(3, "1000", 4) = 4 [pid 6969] close(3) = 0 [pid 6969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6969] write(1, "executing program\n", 18executing program ) = 18 [pid 6969] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6969] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6969] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6969] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6969] exit_group(0) = ? [pid 6969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6969, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1081", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1081", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1081/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1081/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1081/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1081") = 0 mkdir("./1082", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6970 attached , child_tidptr=0x55557b251650) = 6970 [pid 6970] set_robust_list(0x55557b251660, 24) = 0 [pid 6970] chdir("./1082") = 0 [pid 6970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6970] setpgid(0, 0) = 0 [pid 6970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6970] write(3, "1000", 4) = 4 [pid 6970] close(3) = 0 [pid 6970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6970] write(1, "executing program\n", 18executing program ) = 18 [pid 6970] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6970] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6970] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6970] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6970] exit_group(0) = ? [pid 6970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1082", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1082", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1082/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1082/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1082/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1082") = 0 mkdir("./1083", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6971 attached , child_tidptr=0x55557b251650) = 6971 [pid 6971] set_robust_list(0x55557b251660, 24) = 0 [pid 6971] chdir("./1083") = 0 [pid 6971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6971] setpgid(0, 0) = 0 [pid 6971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6971] write(3, "1000", 4) = 4 [pid 6971] close(3) = 0 [pid 6971] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6971] write(1, "executing program\n", 18) = 18 [pid 6971] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6971] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6971] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6971] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6971] exit_group(0) = ? [pid 6971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1083", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1083", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1083/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1083/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1083/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1083") = 0 mkdir("./1084", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6972 attached , child_tidptr=0x55557b251650) = 6972 [pid 6972] set_robust_list(0x55557b251660, 24) = 0 [pid 6972] chdir("./1084") = 0 [pid 6972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6972] setpgid(0, 0) = 0 [pid 6972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6972] write(3, "1000", 4) = 4 [pid 6972] close(3) = 0 [pid 6972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6972] write(1, "executing program\n", 18executing program ) = 18 [pid 6972] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6972] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6972] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6972] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6972] exit_group(0) = ? [pid 6972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6972, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1084", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1084", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1084/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1084/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1084/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1084") = 0 mkdir("./1085", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6973 attached [pid 6973] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6973 [pid 6973] <... set_robust_list resumed>) = 0 [pid 6973] chdir("./1085") = 0 [pid 6973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6973] setpgid(0, 0) = 0 [pid 6973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6973] write(3, "1000", 4) = 4 [pid 6973] close(3) = 0 [pid 6973] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6973] write(1, "executing program\n", 18) = 18 [pid 6973] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6973] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6973] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6973] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6973] exit_group(0) = ? [pid 6973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1085", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1085", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1085/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1085/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1085/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1085") = 0 mkdir("./1086", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6974 attached , child_tidptr=0x55557b251650) = 6974 [pid 6974] set_robust_list(0x55557b251660, 24) = 0 [pid 6974] chdir("./1086") = 0 [pid 6974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6974] setpgid(0, 0) = 0 [pid 6974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6974] write(3, "1000", 4) = 4 [pid 6974] close(3) = 0 [pid 6974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6974] write(1, "executing program\n", 18executing program ) = 18 [pid 6974] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6974] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6974] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6974] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6974] exit_group(0) = ? [pid 6974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6974, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1086", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1086", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1086/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1086/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1086/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1086") = 0 mkdir("./1087", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6975 attached , child_tidptr=0x55557b251650) = 6975 [pid 6975] set_robust_list(0x55557b251660, 24) = 0 [pid 6975] chdir("./1087") = 0 [pid 6975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6975] setpgid(0, 0) = 0 [pid 6975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6975] write(3, "1000", 4) = 4 [pid 6975] close(3) = 0 [pid 6975] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6975] write(1, "executing program\n", 18) = 18 [pid 6975] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6975] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6975] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6975] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6975] exit_group(0) = ? [pid 6975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1087", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1087", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1087/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1087/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1087/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1087") = 0 mkdir("./1088", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6976 attached , child_tidptr=0x55557b251650) = 6976 [pid 6976] set_robust_list(0x55557b251660, 24) = 0 [pid 6976] chdir("./1088") = 0 [pid 6976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6976] setpgid(0, 0) = 0 [pid 6976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6976] write(3, "1000", 4) = 4 [pid 6976] close(3) = 0 [pid 6976] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6976] write(1, "executing program\n", 18) = 18 [pid 6976] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6976] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6976] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6976] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6976] exit_group(0) = ? [pid 6976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1088", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1088", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1088/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1088/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1088/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1088") = 0 mkdir("./1089", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6977 attached , child_tidptr=0x55557b251650) = 6977 [pid 6977] set_robust_list(0x55557b251660, 24) = 0 [pid 6977] chdir("./1089") = 0 [pid 6977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6977] setpgid(0, 0) = 0 [pid 6977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6977] write(3, "1000", 4) = 4 [pid 6977] close(3) = 0 [pid 6977] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6977] write(1, "executing program\n", 18executing program ) = 18 [pid 6977] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6977] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6977] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6977] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6977] exit_group(0) = ? [pid 6977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1089", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1089", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1089/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1089/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1089/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1089") = 0 mkdir("./1090", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6978 attached , child_tidptr=0x55557b251650) = 6978 [pid 6978] set_robust_list(0x55557b251660, 24) = 0 [pid 6978] chdir("./1090") = 0 [pid 6978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6978] setpgid(0, 0) = 0 [pid 6978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6978] write(3, "1000", 4) = 4 [pid 6978] close(3) = 0 [pid 6978] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6978] write(1, "executing program\n", 18) = 18 [pid 6978] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6978] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6978] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6978] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6978] exit_group(0) = ? [pid 6978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1090", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1090", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1090/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1090/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1090/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1090") = 0 mkdir("./1091", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6979 attached , child_tidptr=0x55557b251650) = 6979 [pid 6979] set_robust_list(0x55557b251660, 24) = 0 [pid 6979] chdir("./1091") = 0 [pid 6979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6979] setpgid(0, 0) = 0 [pid 6979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6979] write(3, "1000", 4) = 4 [pid 6979] close(3) = 0 [pid 6979] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6979] write(1, "executing program\n", 18executing program ) = 18 [pid 6979] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6979] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6979] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6979] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6979] exit_group(0) = ? [pid 6979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1091", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1091", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1091/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1091/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1091/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1091") = 0 mkdir("./1092", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6980 attached , child_tidptr=0x55557b251650) = 6980 [pid 6980] set_robust_list(0x55557b251660, 24) = 0 [pid 6980] chdir("./1092") = 0 [pid 6980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6980] setpgid(0, 0) = 0 [pid 6980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6980] write(3, "1000", 4) = 4 [pid 6980] close(3) = 0 [pid 6980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6980] write(1, "executing program\n", 18executing program ) = 18 [pid 6980] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6980] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6980] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6980] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6980] exit_group(0) = ? [pid 6980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1092", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1092", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1092/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1092/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1092/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1092") = 0 mkdir("./1093", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6981 attached , child_tidptr=0x55557b251650) = 6981 [pid 6981] set_robust_list(0x55557b251660, 24) = 0 [pid 6981] chdir("./1093") = 0 [pid 6981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6981] setpgid(0, 0) = 0 [pid 6981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6981] write(3, "1000", 4) = 4 [pid 6981] close(3) = 0 [pid 6981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6981] write(1, "executing program\n", 18executing program ) = 18 [pid 6981] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6981] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6981] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6981] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6981] exit_group(0) = ? [pid 6981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1093", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1093", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1093/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1093/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1093/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1093") = 0 mkdir("./1094", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6982 attached , child_tidptr=0x55557b251650) = 6982 [pid 6982] set_robust_list(0x55557b251660, 24) = 0 [pid 6982] chdir("./1094") = 0 [pid 6982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6982] setpgid(0, 0) = 0 [pid 6982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6982] write(3, "1000", 4) = 4 [pid 6982] close(3) = 0 [pid 6982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6982] write(1, "executing program\n", 18executing program ) = 18 [pid 6982] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6982] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6982] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6982] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6982] exit_group(0) = ? [pid 6982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1094", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1094", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1094/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1094/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1094/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1094") = 0 mkdir("./1095", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6983 attached , child_tidptr=0x55557b251650) = 6983 [pid 6983] set_robust_list(0x55557b251660, 24) = 0 [pid 6983] chdir("./1095") = 0 [pid 6983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6983] setpgid(0, 0) = 0 [pid 6983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6983] write(3, "1000", 4) = 4 [pid 6983] close(3) = 0 [pid 6983] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6983] write(1, "executing program\n", 18executing program ) = 18 [pid 6983] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6983] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6983] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6983] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6983] exit_group(0) = ? [pid 6983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1095", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1095", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1095/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1095/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1095/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1095") = 0 mkdir("./1096", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6984 attached , child_tidptr=0x55557b251650) = 6984 [pid 6984] set_robust_list(0x55557b251660, 24) = 0 [pid 6984] chdir("./1096") = 0 [pid 6984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6984] setpgid(0, 0) = 0 [pid 6984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6984] write(3, "1000", 4) = 4 [pid 6984] close(3) = 0 [pid 6984] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6984] write(1, "executing program\n", 18) = 18 [pid 6984] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6984] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6984] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6984] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6984] exit_group(0) = ? [pid 6984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1096", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1096", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1096/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1096/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1096/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1096") = 0 mkdir("./1097", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6985 attached , child_tidptr=0x55557b251650) = 6985 [pid 6985] set_robust_list(0x55557b251660, 24) = 0 [pid 6985] chdir("./1097") = 0 [pid 6985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6985] setpgid(0, 0) = 0 [pid 6985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6985] write(3, "1000", 4) = 4 [pid 6985] close(3) = 0 [pid 6985] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6985] write(1, "executing program\n", 18) = 18 [pid 6985] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6985] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6985] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6985] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6985] exit_group(0) = ? [pid 6985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1097", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1097", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1097/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1097/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1097/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1097") = 0 mkdir("./1098", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6986 attached , child_tidptr=0x55557b251650) = 6986 [pid 6986] set_robust_list(0x55557b251660, 24) = 0 [pid 6986] chdir("./1098") = 0 [pid 6986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6986] setpgid(0, 0) = 0 [pid 6986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6986] write(3, "1000", 4) = 4 [pid 6986] close(3) = 0 [pid 6986] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6986] write(1, "executing program\n", 18) = 18 [pid 6986] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6986] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6986] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6986] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6986] exit_group(0) = ? [pid 6986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1098", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1098", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1098/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1098/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1098/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1098") = 0 mkdir("./1099", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6987 attached , child_tidptr=0x55557b251650) = 6987 [pid 6987] set_robust_list(0x55557b251660, 24) = 0 [pid 6987] chdir("./1099") = 0 [pid 6987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6987] setpgid(0, 0) = 0 [pid 6987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6987] write(3, "1000", 4) = 4 [pid 6987] close(3) = 0 [pid 6987] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6987] write(1, "executing program\n", 18) = 18 [pid 6987] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6987] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6987] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6987] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6987] exit_group(0) = ? [pid 6987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1099", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1099", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1099/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1099/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1099/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1099") = 0 mkdir("./1100", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6988 attached , child_tidptr=0x55557b251650) = 6988 [pid 6988] set_robust_list(0x55557b251660, 24) = 0 [pid 6988] chdir("./1100") = 0 [pid 6988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6988] setpgid(0, 0) = 0 [pid 6988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6988] write(3, "1000", 4) = 4 [pid 6988] close(3) = 0 [pid 6988] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6988] write(1, "executing program\n", 18) = 18 [pid 6988] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6988] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6988] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6988] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6988] exit_group(0) = ? [pid 6988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1100/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1100") = 0 mkdir("./1101", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6989 attached , child_tidptr=0x55557b251650) = 6989 [pid 6989] set_robust_list(0x55557b251660, 24) = 0 [pid 6989] chdir("./1101") = 0 [pid 6989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6989] setpgid(0, 0) = 0 [pid 6989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6989] write(3, "1000", 4) = 4 [pid 6989] close(3) = 0 [pid 6989] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6989] write(1, "executing program\n", 18) = 18 [pid 6989] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6989] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6989] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6989] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6989] exit_group(0) = ? [pid 6989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1101/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1101") = 0 mkdir("./1102", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6990 attached [pid 6990] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6990 [pid 6990] <... set_robust_list resumed>) = 0 [pid 6990] chdir("./1102") = 0 [pid 6990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6990] setpgid(0, 0) = 0 [pid 6990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6990] write(3, "1000", 4) = 4 [pid 6990] close(3) = 0 [pid 6990] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6990] write(1, "executing program\n", 18) = 18 [pid 6990] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6990] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6990] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6990] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6990] exit_group(0) = ? [pid 6990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1102/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1102") = 0 mkdir("./1103", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6991 attached [pid 6991] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6991 [pid 6991] <... set_robust_list resumed>) = 0 [pid 6991] chdir("./1103") = 0 [pid 6991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6991] setpgid(0, 0) = 0 [pid 6991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6991] write(3, "1000", 4) = 4 [pid 6991] close(3) = 0 [pid 6991] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6991] write(1, "executing program\n", 18) = 18 [pid 6991] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6991] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6991] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6991] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6991] exit_group(0) = ? [pid 6991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1103/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1103") = 0 mkdir("./1104", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6992 attached , child_tidptr=0x55557b251650) = 6992 [pid 6992] set_robust_list(0x55557b251660, 24) = 0 [pid 6992] chdir("./1104") = 0 [pid 6992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6992] setpgid(0, 0) = 0 [pid 6992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6992] write(3, "1000", 4) = 4 [pid 6992] close(3) = 0 [pid 6992] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6992] write(1, "executing program\n", 18) = 18 [pid 6992] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6992] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6992] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6992] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6992] exit_group(0) = ? [pid 6992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6992, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1104/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1104") = 0 mkdir("./1105", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6993 attached , child_tidptr=0x55557b251650) = 6993 [pid 6993] set_robust_list(0x55557b251660, 24) = 0 [pid 6993] chdir("./1105") = 0 [pid 6993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6993] setpgid(0, 0) = 0 [pid 6993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6993] write(3, "1000", 4) = 4 [pid 6993] close(3) = 0 [pid 6993] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6993] write(1, "executing program\n", 18executing program ) = 18 [pid 6993] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6993] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6993] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6993] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6993] exit_group(0) = ? [pid 6993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1105/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1105") = 0 mkdir("./1106", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6994 attached , child_tidptr=0x55557b251650) = 6994 [pid 6994] set_robust_list(0x55557b251660, 24) = 0 [pid 6994] chdir("./1106") = 0 [pid 6994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6994] setpgid(0, 0) = 0 [pid 6994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6994] write(3, "1000", 4) = 4 [pid 6994] close(3) = 0 [pid 6994] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6994] write(1, "executing program\n", 18) = 18 [pid 6994] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6994] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6994] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6994] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6994] exit_group(0) = ? [pid 6994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1106/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1106") = 0 mkdir("./1107", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6995 attached , child_tidptr=0x55557b251650) = 6995 [pid 6995] set_robust_list(0x55557b251660, 24) = 0 [pid 6995] chdir("./1107") = 0 [pid 6995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6995] setpgid(0, 0) = 0 [pid 6995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6995] write(3, "1000", 4) = 4 [pid 6995] close(3) = 0 [pid 6995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6995] write(1, "executing program\n", 18executing program ) = 18 [pid 6995] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6995] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6995] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6995] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6995] exit_group(0) = ? [pid 6995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1107/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1107") = 0 mkdir("./1108", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6996 attached [pid 6996] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6996 [pid 6996] <... set_robust_list resumed>) = 0 [pid 6996] chdir("./1108") = 0 [pid 6996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6996] setpgid(0, 0) = 0 [pid 6996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6996] write(3, "1000", 4) = 4 [pid 6996] close(3) = 0 [pid 6996] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6996] write(1, "executing program\n", 18) = 18 [pid 6996] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6996] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6996] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6996] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6996] exit_group(0) = ? [pid 6996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1108/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1108") = 0 mkdir("./1109", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6997 attached , child_tidptr=0x55557b251650) = 6997 [pid 6997] set_robust_list(0x55557b251660, 24) = 0 [pid 6997] chdir("./1109") = 0 [pid 6997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6997] setpgid(0, 0) = 0 [pid 6997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6997] write(3, "1000", 4) = 4 [pid 6997] close(3) = 0 [pid 6997] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6997] write(1, "executing program\n", 18) = 18 [pid 6997] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6997] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6997] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6997] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6997] exit_group(0) = ? [pid 6997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6997, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1109/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1109") = 0 mkdir("./1110", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6998 attached , child_tidptr=0x55557b251650) = 6998 [pid 6998] set_robust_list(0x55557b251660, 24) = 0 [pid 6998] chdir("./1110") = 0 [pid 6998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6998] setpgid(0, 0) = 0 [pid 6998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6998] write(3, "1000", 4) = 4 [pid 6998] close(3) = 0 [pid 6998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6998] write(1, "executing program\n", 18executing program ) = 18 [pid 6998] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6998] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6998] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6998] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6998] exit_group(0) = ? [pid 6998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1110/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1110") = 0 mkdir("./1111", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6999 attached [pid 6999] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 6999 [pid 6999] <... set_robust_list resumed>) = 0 [pid 6999] chdir("./1111") = 0 [pid 6999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6999] setpgid(0, 0) = 0 [pid 6999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6999] write(3, "1000", 4) = 4 [pid 6999] close(3) = 0 [pid 6999] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6999] write(1, "executing program\n", 18) = 18 [pid 6999] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 6999] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 6999] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 6999] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 6999] exit_group(0) = ? [pid 6999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1111/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1111") = 0 mkdir("./1112", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7000 attached , child_tidptr=0x55557b251650) = 7000 [pid 7000] set_robust_list(0x55557b251660, 24) = 0 [pid 7000] chdir("./1112") = 0 [pid 7000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7000] setpgid(0, 0) = 0 [pid 7000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7000] write(3, "1000", 4) = 4 [pid 7000] close(3) = 0 [pid 7000] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7000] write(1, "executing program\n", 18) = 18 [pid 7000] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7000] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7000] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7000] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7000] exit_group(0) = ? [pid 7000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1112/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1112") = 0 mkdir("./1113", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7001 attached , child_tidptr=0x55557b251650) = 7001 [pid 7001] set_robust_list(0x55557b251660, 24) = 0 [pid 7001] chdir("./1113") = 0 [pid 7001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7001] setpgid(0, 0) = 0 [pid 7001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7001] write(3, "1000", 4) = 4 [pid 7001] close(3) = 0 [pid 7001] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7001] write(1, "executing program\n", 18executing program ) = 18 [pid 7001] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7001] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7001] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7001] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7001] exit_group(0) = ? [pid 7001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1113/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1113") = 0 mkdir("./1114", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7002 attached , child_tidptr=0x55557b251650) = 7002 [pid 7002] set_robust_list(0x55557b251660, 24) = 0 [pid 7002] chdir("./1114") = 0 [pid 7002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7002] setpgid(0, 0) = 0 [pid 7002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7002] write(3, "1000", 4) = 4 [pid 7002] close(3) = 0 [pid 7002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7002] write(1, "executing program\n", 18executing program ) = 18 [pid 7002] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7002] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7002] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7002] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7002] exit_group(0) = ? [pid 7002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1114/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1114") = 0 mkdir("./1115", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7003 attached [pid 7003] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7003 [pid 7003] <... set_robust_list resumed>) = 0 [pid 7003] chdir("./1115") = 0 [pid 7003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7003] setpgid(0, 0) = 0 [pid 7003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7003] write(3, "1000", 4) = 4 [pid 7003] close(3) = 0 [pid 7003] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7003] write(1, "executing program\n", 18) = 18 [pid 7003] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7003] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7003] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7003] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7003] exit_group(0) = ? [pid 7003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1115/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1115") = 0 mkdir("./1116", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7004 attached , child_tidptr=0x55557b251650) = 7004 [pid 7004] set_robust_list(0x55557b251660, 24) = 0 [pid 7004] chdir("./1116") = 0 [pid 7004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7004] setpgid(0, 0) = 0 [pid 7004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7004] write(3, "1000", 4) = 4 [pid 7004] close(3) = 0 [pid 7004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7004] write(1, "executing program\n", 18executing program ) = 18 [pid 7004] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7004] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7004] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7004] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7004] exit_group(0) = ? [pid 7004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1116/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1116") = 0 mkdir("./1117", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7005 attached , child_tidptr=0x55557b251650) = 7005 [pid 7005] set_robust_list(0x55557b251660, 24) = 0 [pid 7005] chdir("./1117") = 0 [pid 7005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7005] setpgid(0, 0) = 0 [pid 7005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7005] write(3, "1000", 4) = 4 [pid 7005] close(3) = 0 [pid 7005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7005] write(1, "executing program\n", 18executing program ) = 18 [pid 7005] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7005] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7005] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7005] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7005] exit_group(0) = ? [pid 7005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1117/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1117") = 0 mkdir("./1118", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7006 attached , child_tidptr=0x55557b251650) = 7006 [pid 7006] set_robust_list(0x55557b251660, 24) = 0 [pid 7006] chdir("./1118") = 0 [pid 7006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7006] setpgid(0, 0) = 0 [pid 7006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7006] write(3, "1000", 4) = 4 [pid 7006] close(3) = 0 [pid 7006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7006] write(1, "executing program\n", 18executing program ) = 18 [pid 7006] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7006] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7006] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7006] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7006] exit_group(0) = ? [pid 7006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1118/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1118") = 0 mkdir("./1119", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7007 attached , child_tidptr=0x55557b251650) = 7007 [pid 7007] set_robust_list(0x55557b251660, 24) = 0 [pid 7007] chdir("./1119") = 0 [pid 7007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7007] setpgid(0, 0) = 0 [pid 7007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7007] write(3, "1000", 4) = 4 [pid 7007] close(3) = 0 [pid 7007] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7007] write(1, "executing program\n", 18) = 18 [pid 7007] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7007] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7007] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7007] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7007] exit_group(0) = ? [pid 7007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1119/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1119") = 0 mkdir("./1120", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7008 attached [pid 7008] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7008 [pid 7008] <... set_robust_list resumed>) = 0 [pid 7008] chdir("./1120") = 0 [pid 7008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7008] setpgid(0, 0) = 0 [pid 7008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7008] write(3, "1000", 4) = 4 [pid 7008] close(3) = 0 [pid 7008] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7008] write(1, "executing program\n", 18) = 18 [pid 7008] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7008] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7008] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7008] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7008] exit_group(0) = ? [pid 7008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7008, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1120/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1120") = 0 mkdir("./1121", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7009 attached , child_tidptr=0x55557b251650) = 7009 [pid 7009] set_robust_list(0x55557b251660, 24) = 0 [pid 7009] chdir("./1121") = 0 [pid 7009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7009] setpgid(0, 0) = 0 [pid 7009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7009] write(3, "1000", 4) = 4 [pid 7009] close(3) = 0 [pid 7009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7009] write(1, "executing program\n", 18executing program ) = 18 [pid 7009] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7009] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7009] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7009] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7009] exit_group(0) = ? [pid 7009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1121/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1121") = 0 mkdir("./1122", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7010 attached [pid 7010] set_robust_list(0x55557b251660, 24) = 0 [pid 7010] chdir("./1122" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7010 [pid 7010] <... chdir resumed>) = 0 [pid 7010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7010] setpgid(0, 0) = 0 [pid 7010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7010] write(3, "1000", 4) = 4 [pid 7010] close(3) = 0 [pid 7010] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7010] write(1, "executing program\n", 18executing program ) = 18 [pid 7010] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7010] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7010] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7010] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7010] exit_group(0) = ? [pid 7010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1122/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1122") = 0 mkdir("./1123", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7011 attached [pid 7011] set_robust_list(0x55557b251660, 24) = 0 [pid 7011] chdir("./1123" [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7011 [pid 7011] <... chdir resumed>) = 0 [pid 7011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7011] setpgid(0, 0) = 0 [pid 7011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7011] write(3, "1000", 4) = 4 [pid 7011] close(3) = 0 [pid 7011] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7011] write(1, "executing program\n", 18) = 18 [pid 7011] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7011] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7011] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7011] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7011] exit_group(0) = ? [pid 7011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7011, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1123/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1123") = 0 mkdir("./1124", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7012 attached [pid 7012] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7012 [pid 7012] <... set_robust_list resumed>) = 0 [pid 7012] chdir("./1124") = 0 [pid 7012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7012] setpgid(0, 0) = 0 [pid 7012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7012] write(3, "1000", 4) = 4 [pid 7012] close(3) = 0 [pid 7012] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7012] write(1, "executing program\n", 18) = 18 [pid 7012] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7012] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7012] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7012] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7012] exit_group(0) = ? [pid 7012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1124/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1124") = 0 mkdir("./1125", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7013 attached , child_tidptr=0x55557b251650) = 7013 [pid 7013] set_robust_list(0x55557b251660, 24) = 0 [pid 7013] chdir("./1125") = 0 [pid 7013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7013] setpgid(0, 0) = 0 [pid 7013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7013] write(3, "1000", 4) = 4 [pid 7013] close(3) = 0 [pid 7013] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7013] write(1, "executing program\n", 18) = 18 [pid 7013] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7013] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7013] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7013] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7013] exit_group(0) = ? [pid 7013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1125/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1125") = 0 mkdir("./1126", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7014 attached , child_tidptr=0x55557b251650) = 7014 [pid 7014] set_robust_list(0x55557b251660, 24) = 0 [pid 7014] chdir("./1126") = 0 [pid 7014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7014] setpgid(0, 0) = 0 [pid 7014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7014] write(3, "1000", 4) = 4 [pid 7014] close(3) = 0 [pid 7014] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7014] write(1, "executing program\n", 18executing program ) = 18 [pid 7014] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7014] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7014] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7014] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7014] exit_group(0) = ? [pid 7014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1126/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1126") = 0 mkdir("./1127", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7015 attached , child_tidptr=0x55557b251650) = 7015 [pid 7015] set_robust_list(0x55557b251660, 24) = 0 [pid 7015] chdir("./1127") = 0 [pid 7015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7015] setpgid(0, 0) = 0 [pid 7015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7015] write(3, "1000", 4) = 4 [pid 7015] close(3) = 0 [pid 7015] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7015] write(1, "executing program\n", 18) = 18 [pid 7015] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7015] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7015] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7015] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7015] exit_group(0) = ? [pid 7015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1127/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1127") = 0 mkdir("./1128", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7016 attached , child_tidptr=0x55557b251650) = 7016 [pid 7016] set_robust_list(0x55557b251660, 24) = 0 [pid 7016] chdir("./1128") = 0 [pid 7016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7016] setpgid(0, 0) = 0 [pid 7016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7016] write(3, "1000", 4) = 4 [pid 7016] close(3) = 0 [pid 7016] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7016] write(1, "executing program\n", 18) = 18 [pid 7016] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7016] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7016] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7016] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7016] exit_group(0) = ? [pid 7016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1128/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1128") = 0 mkdir("./1129", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7017 attached , child_tidptr=0x55557b251650) = 7017 [pid 7017] set_robust_list(0x55557b251660, 24) = 0 [pid 7017] chdir("./1129") = 0 [pid 7017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7017] setpgid(0, 0) = 0 [pid 7017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7017] write(3, "1000", 4) = 4 [pid 7017] close(3) = 0 [pid 7017] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7017] write(1, "executing program\n", 18) = 18 [pid 7017] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7017] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7017] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7017] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7017] exit_group(0) = ? [pid 7017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7017, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1129/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1129") = 0 mkdir("./1130", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7018 attached , child_tidptr=0x55557b251650) = 7018 [pid 7018] set_robust_list(0x55557b251660, 24) = 0 [pid 7018] chdir("./1130") = 0 [pid 7018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7018] setpgid(0, 0) = 0 [pid 7018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7018] write(3, "1000", 4) = 4 [pid 7018] close(3) = 0 [pid 7018] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7018] write(1, "executing program\n", 18) = 18 [pid 7018] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7018] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7018] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7018] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7018] exit_group(0) = ? [pid 7018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1130/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1130") = 0 mkdir("./1131", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7019 attached , child_tidptr=0x55557b251650) = 7019 [pid 7019] set_robust_list(0x55557b251660, 24) = 0 [pid 7019] chdir("./1131") = 0 [pid 7019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7019] setpgid(0, 0) = 0 [pid 7019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7019] write(3, "1000", 4) = 4 [pid 7019] close(3) = 0 [pid 7019] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7019] write(1, "executing program\n", 18) = 18 [pid 7019] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7019] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7019] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7019] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7019] exit_group(0) = ? [pid 7019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1131/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1131") = 0 mkdir("./1132", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7020 attached , child_tidptr=0x55557b251650) = 7020 [pid 7020] set_robust_list(0x55557b251660, 24) = 0 [pid 7020] chdir("./1132") = 0 [pid 7020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7020] setpgid(0, 0) = 0 [pid 7020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7020] write(3, "1000", 4) = 4 [pid 7020] close(3) = 0 [pid 7020] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7020] write(1, "executing program\n", 18executing program ) = 18 [pid 7020] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7020] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7020] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7020] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7020] exit_group(0) = ? [pid 7020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1132/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1132") = 0 mkdir("./1133", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7021 attached , child_tidptr=0x55557b251650) = 7021 [pid 7021] set_robust_list(0x55557b251660, 24) = 0 [pid 7021] chdir("./1133") = 0 [pid 7021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7021] setpgid(0, 0) = 0 [pid 7021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7021] write(3, "1000", 4) = 4 [pid 7021] close(3) = 0 [pid 7021] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7021] write(1, "executing program\n", 18) = 18 [pid 7021] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7021] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7021] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7021] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7021] exit_group(0) = ? [pid 7021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1133/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1133") = 0 mkdir("./1134", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7022 attached , child_tidptr=0x55557b251650) = 7022 [pid 7022] set_robust_list(0x55557b251660, 24) = 0 [pid 7022] chdir("./1134") = 0 [pid 7022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7022] setpgid(0, 0) = 0 [pid 7022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7022] write(3, "1000", 4) = 4 [pid 7022] close(3) = 0 [pid 7022] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7022] write(1, "executing program\n", 18executing program ) = 18 [pid 7022] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7022] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7022] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7022] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7022] exit_group(0) = ? [pid 7022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1134/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1134") = 0 mkdir("./1135", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7023 attached , child_tidptr=0x55557b251650) = 7023 [pid 7023] set_robust_list(0x55557b251660, 24) = 0 [pid 7023] chdir("./1135") = 0 [pid 7023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7023] setpgid(0, 0) = 0 [pid 7023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7023] write(3, "1000", 4) = 4 [pid 7023] close(3) = 0 [pid 7023] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7023] write(1, "executing program\n", 18) = 18 [pid 7023] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7023] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7023] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7023] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7023] exit_group(0) = ? [pid 7023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1135/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1135") = 0 mkdir("./1136", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7024 attached , child_tidptr=0x55557b251650) = 7024 [pid 7024] set_robust_list(0x55557b251660, 24) = 0 [pid 7024] chdir("./1136") = 0 [pid 7024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7024] setpgid(0, 0) = 0 [pid 7024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7024] write(3, "1000", 4) = 4 [pid 7024] close(3) = 0 [pid 7024] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7024] write(1, "executing program\n", 18) = 18 [pid 7024] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7024] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7024] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7024] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7024] exit_group(0) = ? [pid 7024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1136/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1136") = 0 mkdir("./1137", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7025 attached , child_tidptr=0x55557b251650) = 7025 [pid 7025] set_robust_list(0x55557b251660, 24) = 0 [pid 7025] chdir("./1137") = 0 [pid 7025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7025] setpgid(0, 0) = 0 [pid 7025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7025] write(3, "1000", 4) = 4 [pid 7025] close(3executing program ) = 0 [pid 7025] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7025] write(1, "executing program\n", 18) = 18 [pid 7025] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7025] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7025] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7025] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7025] exit_group(0) = ? [pid 7025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1137/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1137") = 0 mkdir("./1138", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7026 attached , child_tidptr=0x55557b251650) = 7026 [pid 7026] set_robust_list(0x55557b251660, 24) = 0 [pid 7026] chdir("./1138") = 0 [pid 7026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7026] setpgid(0, 0) = 0 [pid 7026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7026] write(3, "1000", 4) = 4 [pid 7026] close(3) = 0 [pid 7026] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7026] write(1, "executing program\n", 18) = 18 [pid 7026] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7026] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7026] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7026] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7026] exit_group(0) = ? [pid 7026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1138/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1138") = 0 mkdir("./1139", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7027 attached , child_tidptr=0x55557b251650) = 7027 [pid 7027] set_robust_list(0x55557b251660, 24) = 0 [pid 7027] chdir("./1139") = 0 [pid 7027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7027] setpgid(0, 0) = 0 [pid 7027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7027] write(3, "1000", 4) = 4 [pid 7027] close(3) = 0 [pid 7027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7027] write(1, "executing program\n", 18executing program ) = 18 [pid 7027] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7027] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7027] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7027] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7027] exit_group(0) = ? [pid 7027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1139/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1139") = 0 mkdir("./1140", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7028 attached , child_tidptr=0x55557b251650) = 7028 [pid 7028] set_robust_list(0x55557b251660, 24) = 0 [pid 7028] chdir("./1140") = 0 [pid 7028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7028] setpgid(0, 0) = 0 [pid 7028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7028] write(3, "1000", 4) = 4 [pid 7028] close(3) = 0 [pid 7028] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7028] write(1, "executing program\n", 18executing program ) = 18 [pid 7028] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7028] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7028] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7028] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7028] exit_group(0) = ? [pid 7028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1140/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1140") = 0 mkdir("./1141", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7029 attached , child_tidptr=0x55557b251650) = 7029 [pid 7029] set_robust_list(0x55557b251660, 24) = 0 [pid 7029] chdir("./1141") = 0 [pid 7029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7029] setpgid(0, 0) = 0 [pid 7029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7029] write(3, "1000", 4) = 4 [pid 7029] close(3) = 0 [pid 7029] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7029] write(1, "executing program\n", 18executing program ) = 18 [pid 7029] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7029] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7029] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7029] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7029] exit_group(0) = ? [pid 7029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7029, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- umount2("./1141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1141/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1141") = 0 mkdir("./1142", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7030 attached , child_tidptr=0x55557b251650) = 7030 [pid 7030] set_robust_list(0x55557b251660, 24) = 0 [pid 7030] chdir("./1142") = 0 [pid 7030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7030] setpgid(0, 0) = 0 [pid 7030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7030] write(3, "1000", 4) = 4 [pid 7030] close(3) = 0 [pid 7030] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7030] write(1, "executing program\n", 18) = 18 [pid 7030] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7030] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7030] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7030] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7030] exit_group(0) = ? [pid 7030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1142/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1142") = 0 mkdir("./1143", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7031 attached , child_tidptr=0x55557b251650) = 7031 [pid 7031] set_robust_list(0x55557b251660, 24) = 0 [pid 7031] chdir("./1143") = 0 [pid 7031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7031] setpgid(0, 0) = 0 [pid 7031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7031] write(3, "1000", 4) = 4 [pid 7031] close(3) = 0 [pid 7031] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7031] write(1, "executing program\n", 18executing program ) = 18 [pid 7031] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7031] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7031] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7031] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7031] exit_group(0) = ? [pid 7031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1143/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1143") = 0 mkdir("./1144", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7032 attached , child_tidptr=0x55557b251650) = 7032 [pid 7032] set_robust_list(0x55557b251660, 24) = 0 [pid 7032] chdir("./1144") = 0 [pid 7032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7032] setpgid(0, 0) = 0 [pid 7032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7032] write(3, "1000", 4) = 4 [pid 7032] close(3) = 0 [pid 7032] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7032] write(1, "executing program\n", 18) = 18 [pid 7032] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7032] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7032] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7032] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7032] exit_group(0) = ? [pid 7032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7032, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1144/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1144") = 0 mkdir("./1145", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7033 attached , child_tidptr=0x55557b251650) = 7033 [pid 7033] set_robust_list(0x55557b251660, 24) = 0 [pid 7033] chdir("./1145") = 0 [pid 7033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7033] setpgid(0, 0) = 0 [pid 7033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7033] write(3, "1000", 4) = 4 [pid 7033] close(3) = 0 [pid 7033] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7033] write(1, "executing program\n", 18) = 18 [pid 7033] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7033] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7033] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7033] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7033] exit_group(0) = ? [pid 7033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1145/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1145") = 0 mkdir("./1146", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7034 attached , child_tidptr=0x55557b251650) = 7034 [pid 7034] set_robust_list(0x55557b251660, 24) = 0 [pid 7034] chdir("./1146") = 0 [pid 7034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7034] setpgid(0, 0) = 0 [pid 7034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7034] write(3, "1000", 4) = 4 [pid 7034] close(3) = 0 [pid 7034] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7034] write(1, "executing program\n", 18executing program ) = 18 [pid 7034] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7034] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7034] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7034] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7034] exit_group(0) = ? [pid 7034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1146/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1146") = 0 mkdir("./1147", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7035 attached , child_tidptr=0x55557b251650) = 7035 [pid 7035] set_robust_list(0x55557b251660, 24) = 0 [pid 7035] chdir("./1147") = 0 [pid 7035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7035] setpgid(0, 0) = 0 [pid 7035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7035] write(3, "1000", 4) = 4 [pid 7035] close(3) = 0 [pid 7035] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7035] write(1, "executing program\n", 18) = 18 [pid 7035] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7035] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7035] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7035] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7035] exit_group(0) = ? [pid 7035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1147/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1147") = 0 mkdir("./1148", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7036 attached , child_tidptr=0x55557b251650) = 7036 [pid 7036] set_robust_list(0x55557b251660, 24) = 0 [pid 7036] chdir("./1148") = 0 [pid 7036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7036] setpgid(0, 0) = 0 [pid 7036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7036] write(3, "1000", 4) = 4 [pid 7036] close(3) = 0 [pid 7036] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7036] write(1, "executing program\n", 18executing program ) = 18 [pid 7036] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7036] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7036] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7036] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7036] exit_group(0) = ? [pid 7036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1148/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1148") = 0 mkdir("./1149", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7037 attached , child_tidptr=0x55557b251650) = 7037 [pid 7037] set_robust_list(0x55557b251660, 24) = 0 [pid 7037] chdir("./1149") = 0 [pid 7037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7037] setpgid(0, 0) = 0 [pid 7037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7037] write(3, "1000", 4) = 4 [pid 7037] close(3) = 0 [pid 7037] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7037] write(1, "executing program\n", 18executing program ) = 18 [pid 7037] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7037] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7037] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7037] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7037] exit_group(0) = ? [pid 7037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1149/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1149") = 0 mkdir("./1150", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7038 attached [pid 7038] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7038 [pid 7038] <... set_robust_list resumed>) = 0 [pid 7038] chdir("./1150") = 0 [pid 7038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7038] setpgid(0, 0) = 0 [pid 7038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7038] write(3, "1000", 4) = 4 [pid 7038] close(3) = 0 [pid 7038] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7038] write(1, "executing program\n", 18) = 18 [pid 7038] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7038] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7038] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7038] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7038] exit_group(0) = ? [pid 7038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1150/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1150") = 0 mkdir("./1151", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7039 attached , child_tidptr=0x55557b251650) = 7039 [pid 7039] set_robust_list(0x55557b251660, 24) = 0 [pid 7039] chdir("./1151") = 0 [pid 7039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7039] setpgid(0, 0) = 0 [pid 7039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7039] write(3, "1000", 4) = 4 [pid 7039] close(3) = 0 [pid 7039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7039] write(1, "executing program\n", 18executing program ) = 18 [pid 7039] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7039] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7039] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7039] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7039] exit_group(0) = ? [pid 7039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1151/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1151") = 0 mkdir("./1152", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7040 attached , child_tidptr=0x55557b251650) = 7040 [pid 7040] set_robust_list(0x55557b251660, 24) = 0 [pid 7040] chdir("./1152") = 0 [pid 7040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7040] setpgid(0, 0) = 0 [pid 7040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7040] write(3, "1000", 4) = 4 [pid 7040] close(3) = 0 [pid 7040] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7040] write(1, "executing program\n", 18executing program ) = 18 [pid 7040] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7040] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7040] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7040] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7040] exit_group(0) = ? [pid 7040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1152/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1152") = 0 mkdir("./1153", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7041 attached , child_tidptr=0x55557b251650) = 7041 [pid 7041] set_robust_list(0x55557b251660, 24) = 0 [pid 7041] chdir("./1153") = 0 [pid 7041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7041] setpgid(0, 0) = 0 [pid 7041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7041] write(3, "1000", 4) = 4 [pid 7041] close(3) = 0 [pid 7041] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7041] write(1, "executing program\n", 18) = 18 [pid 7041] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7041] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7041] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7041] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7041] exit_group(0) = ? [pid 7041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1153/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1153") = 0 mkdir("./1154", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7042 attached , child_tidptr=0x55557b251650) = 7042 [pid 7042] set_robust_list(0x55557b251660, 24) = 0 [pid 7042] chdir("./1154") = 0 [pid 7042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7042] setpgid(0, 0) = 0 [pid 7042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7042] write(3, "1000", 4) = 4 [pid 7042] close(3) = 0 [pid 7042] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7042] write(1, "executing program\n", 18) = 18 [pid 7042] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7042] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7042] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7042] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7042] exit_group(0) = ? [pid 7042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1154/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1154") = 0 mkdir("./1155", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7043 attached , child_tidptr=0x55557b251650) = 7043 [pid 7043] set_robust_list(0x55557b251660, 24) = 0 [pid 7043] chdir("./1155") = 0 [pid 7043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7043] setpgid(0, 0) = 0 [pid 7043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7043] write(3, "1000", 4) = 4 [pid 7043] close(3) = 0 [pid 7043] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7043] write(1, "executing program\n", 18) = 18 [pid 7043] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7043] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7043] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7043] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7043] exit_group(0) = ? [pid 7043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7043, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1155/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1155") = 0 mkdir("./1156", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7044 attached , child_tidptr=0x55557b251650) = 7044 [pid 7044] set_robust_list(0x55557b251660, 24) = 0 [pid 7044] chdir("./1156") = 0 [pid 7044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7044] setpgid(0, 0) = 0 [pid 7044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7044] write(3, "1000", 4) = 4 [pid 7044] close(3) = 0 [pid 7044] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7044] write(1, "executing program\n", 18executing program ) = 18 [pid 7044] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7044] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7044] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7044] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7044] exit_group(0) = ? [pid 7044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1156/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1156") = 0 mkdir("./1157", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7045 attached , child_tidptr=0x55557b251650) = 7045 [pid 7045] set_robust_list(0x55557b251660, 24) = 0 [pid 7045] chdir("./1157") = 0 [pid 7045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7045] setpgid(0, 0) = 0 [pid 7045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7045] write(3, "1000", 4) = 4 [pid 7045] close(3) = 0 [pid 7045] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7045] write(1, "executing program\n", 18) = 18 [pid 7045] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7045] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7045] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7045] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7045] exit_group(0) = ? [pid 7045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1157/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1157") = 0 mkdir("./1158", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7046 attached , child_tidptr=0x55557b251650) = 7046 [pid 7046] set_robust_list(0x55557b251660, 24) = 0 [pid 7046] chdir("./1158") = 0 [pid 7046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7046] setpgid(0, 0) = 0 [pid 7046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7046] write(3, "1000", 4) = 4 [pid 7046] close(3) = 0 [pid 7046] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7046] write(1, "executing program\n", 18executing program ) = 18 [pid 7046] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7046] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7046] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7046] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7046] exit_group(0) = ? [pid 7046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1158/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1158") = 0 mkdir("./1159", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7047 attached , child_tidptr=0x55557b251650) = 7047 [pid 7047] set_robust_list(0x55557b251660, 24) = 0 [pid 7047] chdir("./1159") = 0 [pid 7047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7047] setpgid(0, 0) = 0 [pid 7047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7047] write(3, "1000", 4) = 4 [pid 7047] close(3) = 0 [pid 7047] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7047] write(1, "executing program\n", 18) = 18 [pid 7047] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7047] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7047] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7047] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7047] exit_group(0) = ? [pid 7047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1159/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1159") = 0 mkdir("./1160", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7048 attached , child_tidptr=0x55557b251650) = 7048 [pid 7048] set_robust_list(0x55557b251660, 24) = 0 [pid 7048] chdir("./1160") = 0 [pid 7048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7048] setpgid(0, 0) = 0 [pid 7048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7048] write(3, "1000", 4) = 4 [pid 7048] close(3) = 0 [pid 7048] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7048] write(1, "executing program\n", 18) = 18 [pid 7048] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7048] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7048] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7048] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7048] exit_group(0) = ? [pid 7048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1160/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1160") = 0 mkdir("./1161", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7049 attached , child_tidptr=0x55557b251650) = 7049 [pid 7049] set_robust_list(0x55557b251660, 24) = 0 [pid 7049] chdir("./1161") = 0 [pid 7049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7049] setpgid(0, 0) = 0 [pid 7049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7049] write(3, "1000", 4) = 4 [pid 7049] close(3) = 0 [pid 7049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7049] write(1, "executing program\n", 18executing program ) = 18 [pid 7049] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7049] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7049] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7049] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7049] exit_group(0) = ? [pid 7049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1161/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1161") = 0 mkdir("./1162", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7050 attached , child_tidptr=0x55557b251650) = 7050 [pid 7050] set_robust_list(0x55557b251660, 24) = 0 [pid 7050] chdir("./1162") = 0 [pid 7050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7050] setpgid(0, 0) = 0 [pid 7050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7050] write(3, "1000", 4) = 4 [pid 7050] close(3) = 0 [pid 7050] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7050] write(1, "executing program\n", 18) = 18 [pid 7050] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7050] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7050] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7050] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7050] exit_group(0) = ? [pid 7050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1162/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1162") = 0 mkdir("./1163", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7051 attached , child_tidptr=0x55557b251650) = 7051 [pid 7051] set_robust_list(0x55557b251660, 24) = 0 [pid 7051] chdir("./1163") = 0 [pid 7051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7051] setpgid(0, 0) = 0 [pid 7051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7051] write(3, "1000", 4) = 4 [pid 7051] close(3) = 0 [pid 7051] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7051] write(1, "executing program\n", 18executing program ) = 18 [pid 7051] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7051] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7051] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7051] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7051] exit_group(0) = ? [pid 7051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1163/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1163") = 0 mkdir("./1164", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7052 attached , child_tidptr=0x55557b251650) = 7052 [pid 7052] set_robust_list(0x55557b251660, 24) = 0 [pid 7052] chdir("./1164") = 0 [pid 7052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7052] setpgid(0, 0) = 0 [pid 7052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7052] write(3, "1000", 4) = 4 [pid 7052] close(3) = 0 [pid 7052] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7052] write(1, "executing program\n", 18executing program ) = 18 [pid 7052] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7052] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7052] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7052] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7052] exit_group(0) = ? [pid 7052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1164/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1164") = 0 mkdir("./1165", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7053 attached , child_tidptr=0x55557b251650) = 7053 [pid 7053] set_robust_list(0x55557b251660, 24) = 0 [pid 7053] chdir("./1165") = 0 [pid 7053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7053] setpgid(0, 0) = 0 [pid 7053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7053] write(3, "1000", 4) = 4 [pid 7053] close(3) = 0 [pid 7053] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7053] write(1, "executing program\n", 18) = 18 [pid 7053] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7053] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7053] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7053] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7053] exit_group(0) = ? [pid 7053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1165", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1165/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1165") = 0 mkdir("./1166", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7054 attached , child_tidptr=0x55557b251650) = 7054 [pid 7054] set_robust_list(0x55557b251660, 24) = 0 [pid 7054] chdir("./1166") = 0 [pid 7054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7054] setpgid(0, 0) = 0 [pid 7054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7054] write(3, "1000", 4) = 4 [pid 7054] close(3) = 0 [pid 7054] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7054] write(1, "executing program\n", 18) = 18 [pid 7054] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7054] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7054] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7054] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7054] exit_group(0) = ? [pid 7054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1166", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1166/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1166") = 0 mkdir("./1167", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7055 attached , child_tidptr=0x55557b251650) = 7055 [pid 7055] set_robust_list(0x55557b251660, 24) = 0 [pid 7055] chdir("./1167") = 0 [pid 7055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7055] setpgid(0, 0) = 0 [pid 7055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7055] write(3, "1000", 4) = 4 [pid 7055] close(3) = 0 [pid 7055] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7055] write(1, "executing program\n", 18) = 18 [pid 7055] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7055] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7055] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7055] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7055] exit_group(0) = ? [pid 7055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1167", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1167/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1167") = 0 mkdir("./1168", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7056 attached , child_tidptr=0x55557b251650) = 7056 [pid 7056] set_robust_list(0x55557b251660, 24) = 0 [pid 7056] chdir("./1168") = 0 [pid 7056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7056] setpgid(0, 0) = 0 [pid 7056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7056] write(3, "1000", 4) = 4 [pid 7056] close(3) = 0 [pid 7056] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7056] write(1, "executing program\n", 18) = 18 [pid 7056] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7056] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7056] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7056] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7056] exit_group(0) = ? [pid 7056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1168", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1168/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1168") = 0 mkdir("./1169", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7057 attached [pid 7057] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7057 [pid 7057] <... set_robust_list resumed>) = 0 [pid 7057] chdir("./1169") = 0 [pid 7057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7057] setpgid(0, 0) = 0 [pid 7057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7057] write(3, "1000", 4) = 4 [pid 7057] close(3) = 0 [pid 7057] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7057] write(1, "executing program\n", 18) = 18 [pid 7057] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7057] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7057] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7057] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7057] exit_group(0) = ? [pid 7057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1169/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1169") = 0 mkdir("./1170", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7058 attached , child_tidptr=0x55557b251650) = 7058 [pid 7058] set_robust_list(0x55557b251660, 24) = 0 [pid 7058] chdir("./1170") = 0 [pid 7058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7058] setpgid(0, 0) = 0 [pid 7058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7058] write(3, "1000", 4) = 4 [pid 7058] close(3) = 0 [pid 7058] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7058] write(1, "executing program\n", 18executing program ) = 18 [pid 7058] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7058] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7058] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7058] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7058] exit_group(0) = ? [pid 7058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1170/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1170") = 0 mkdir("./1171", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7059 attached , child_tidptr=0x55557b251650) = 7059 [pid 7059] set_robust_list(0x55557b251660, 24) = 0 [pid 7059] chdir("./1171") = 0 [pid 7059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7059] setpgid(0, 0) = 0 [pid 7059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7059] write(3, "1000", 4) = 4 [pid 7059] close(3) = 0 [pid 7059] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7059] write(1, "executing program\n", 18) = 18 [pid 7059] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7059] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7059] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7059] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7059] exit_group(0) = ? [pid 7059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1171/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1171") = 0 mkdir("./1172", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7060 attached , child_tidptr=0x55557b251650) = 7060 [pid 7060] set_robust_list(0x55557b251660, 24) = 0 [pid 7060] chdir("./1172") = 0 [pid 7060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7060] setpgid(0, 0) = 0 [pid 7060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7060] write(3, "1000", 4) = 4 [pid 7060] close(3) = 0 [pid 7060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7060] write(1, "executing program\n", 18executing program ) = 18 [pid 7060] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7060] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7060] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7060] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7060] exit_group(0) = ? [pid 7060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1172/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1172") = 0 mkdir("./1173", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7061 attached , child_tidptr=0x55557b251650) = 7061 [pid 7061] set_robust_list(0x55557b251660, 24) = 0 [pid 7061] chdir("./1173") = 0 [pid 7061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7061] setpgid(0, 0) = 0 [pid 7061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7061] write(3, "1000", 4) = 4 [pid 7061] close(3) = 0 [pid 7061] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7061] write(1, "executing program\n", 18executing program ) = 18 [pid 7061] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7061] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7061] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7061] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7061] exit_group(0) = ? [pid 7061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- umount2("./1173", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1173/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1173") = 0 mkdir("./1174", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7062 attached [pid 7062] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7062 [pid 7062] <... set_robust_list resumed>) = 0 [pid 7062] chdir("./1174") = 0 [pid 7062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7062] setpgid(0, 0) = 0 [pid 7062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7062] write(3, "1000", 4) = 4 [pid 7062] close(3) = 0 [pid 7062] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7062] write(1, "executing program\n", 18executing program ) = 18 [pid 7062] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7062] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7062] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7062] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7062] exit_group(0) = ? [pid 7062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1174", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1174/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1174") = 0 mkdir("./1175", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7063 attached , child_tidptr=0x55557b251650) = 7063 [pid 7063] set_robust_list(0x55557b251660, 24) = 0 [pid 7063] chdir("./1175") = 0 [pid 7063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7063] setpgid(0, 0) = 0 [pid 7063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7063] write(3, "1000", 4) = 4 [pid 7063] close(3) = 0 [pid 7063] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7063] write(1, "executing program\n", 18) = 18 [pid 7063] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7063] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7063] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7063] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7063] exit_group(0) = ? [pid 7063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7063, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1175/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1175") = 0 mkdir("./1176", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7064 attached , child_tidptr=0x55557b251650) = 7064 [pid 7064] set_robust_list(0x55557b251660, 24) = 0 [pid 7064] chdir("./1176") = 0 [pid 7064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7064] setpgid(0, 0) = 0 [pid 7064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7064] write(3, "1000", 4) = 4 [pid 7064] close(3) = 0 [pid 7064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7064] write(1, "executing program\n", 18executing program ) = 18 [pid 7064] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7064] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7064] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7064] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7064] exit_group(0) = ? [pid 7064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1176", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1176/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1176") = 0 mkdir("./1177", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7065 attached , child_tidptr=0x55557b251650) = 7065 [pid 7065] set_robust_list(0x55557b251660, 24) = 0 [pid 7065] chdir("./1177") = 0 [pid 7065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7065] setpgid(0, 0) = 0 [pid 7065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7065] write(3, "1000", 4) = 4 [pid 7065] close(3) = 0 [pid 7065] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7065] write(1, "executing program\n", 18) = 18 [pid 7065] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7065] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7065] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7065] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7065] exit_group(0) = ? [pid 7065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1177", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1177/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1177") = 0 mkdir("./1178", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7066 attached , child_tidptr=0x55557b251650) = 7066 [pid 7066] set_robust_list(0x55557b251660, 24) = 0 [pid 7066] chdir("./1178") = 0 [pid 7066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7066] setpgid(0, 0) = 0 [pid 7066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7066] write(3, "1000", 4) = 4 [pid 7066] close(3) = 0 [pid 7066] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7066] write(1, "executing program\n", 18executing program ) = 18 [pid 7066] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7066] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7066] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7066] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7066] exit_group(0) = ? [pid 7066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7066, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1178", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1178/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1178") = 0 mkdir("./1179", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7067 attached [pid 7067] set_robust_list(0x55557b251660, 24 [pid 5874] <... clone resumed>, child_tidptr=0x55557b251650) = 7067 [pid 7067] <... set_robust_list resumed>) = 0 [pid 7067] chdir("./1179") = 0 [pid 7067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7067] setpgid(0, 0) = 0 [pid 7067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7067] write(3, "1000", 4) = 4 [pid 7067] close(3) = 0 [pid 7067] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7067] write(1, "executing program\n", 18) = 18 [pid 7067] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7067] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7067] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7067] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7067] exit_group(0) = ? [pid 7067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1179", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1179/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1179") = 0 mkdir("./1180", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7068 attached , child_tidptr=0x55557b251650) = 7068 [pid 7068] set_robust_list(0x55557b251660, 24) = 0 [pid 7068] chdir("./1180") = 0 [pid 7068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7068] setpgid(0, 0) = 0 [pid 7068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7068] write(3, "1000", 4) = 4 [pid 7068] close(3) = 0 [pid 7068] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7068] write(1, "executing program\n", 18) = 18 [pid 7068] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7068] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7068] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7068] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7068] exit_group(0) = ? [pid 7068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./1180", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55557b2526f0 /* 3 entries */, 32768) = 80 umount2("./1180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1180/binderfs") = 0 getdents64(3, 0x55557b2526f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1180") = 0 mkdir("./1181", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7069 attached , child_tidptr=0x55557b251650) = 7069 [pid 7069] set_robust_list(0x55557b251660, 24) = 0 [pid 7069] chdir("./1181") = 0 [pid 7069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7069] setpgid(0, 0) = 0 [pid 7069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7069] write(3, "1000", 4) = 4 [pid 7069] close(3) = 0 [pid 7069] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 7069] write(1, "executing program\n", 18) = 18 [pid 7069] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 7069] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 7069] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 7069] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 7069] exit_group(0) = ? [pid 7069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7069, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---