./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4027346204 <...> [pid 6302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6302] close(28) = -1 EBADF (Bad file descriptor) [pid 6302] close(29) = -1 EBADF (Bad file descriptor) [pid 6302] exit_group(0 [pid 6305] <... futex resumed>) = ? [pid 6302] <... exit_group resumed>) = ? [pid 6305] +++ exited with 0 +++ [pid 6310] <... chdir resumed>) = 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 [pid 6310] write(1, "executing program\n", 18) = 18 [pid 6302] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6309] <... mmap resumed>) = 0x7f10d8975000 [pid 5872] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6310] <... futex resumed>) = 0 [pid 5872] getdents64(3, [pid 6310] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6310] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5872] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6310] <... mmap resumed>) = 0x7f10d89da000 [pid 5872] unlink("./41/binderfs" [pid 6310] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5872] <... unlink resumed>) = 0 [pid 6310] <... mprotect resumed>) = 0 [pid 5872] getdents64(3, [pid 6310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] close(3 [pid 6310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] <... close resumed>) = 0 [pid 5872] rmdir("./41"./strace-static-x86_64: Process 6311 attached [pid 6310] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6309] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... rmdir resumed>) = 0 [pid 6310] rt_sigprocmask(SIG_SETMASK, [], [pid 6309] <... futex resumed>) = 1 [pid 6307] <... futex resumed>) = 0 [pid 5872] mkdir("./42", 0777 [pid 6311] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... mkdir resumed>) = 0 [pid 6310] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... futex resumed>) = 0 [pid 6307] <... futex resumed>) = 0 [pid 6310] <... futex resumed>) = 0 [pid 6309] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6307] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] <... rseq resumed>) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6311] set_robust_list(0x7f10d89fa9a0, 24 [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6312 attached [pid 6311] <... set_robust_list resumed>) = 0 [pid 6312] set_robust_list(0x555593274760, 24 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6307] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 90 [pid 6312] <... set_robust_list resumed>) = 0 [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6309] <... futex resumed>) = 0 [pid 6307] <... futex resumed>) = 1 [pid 6312] chdir("./42" [pid 6307] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6309] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6312] <... chdir resumed>) = 0 [pid 6307] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] <... futex resumed>) = 0 [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6311] <... openat resumed>) = 3 [pid 6309] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6307] <... futex resumed>) = 0 [pid 6307] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] <... prctl resumed>) = 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 [pid 6311] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6306] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6312] <... write resumed>) = 18 [pid 6311] <... futex resumed>) = 1 [pid 6310] <... futex resumed>) = 0 [pid 6310] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6312] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[91]}, 88) = 91 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], [pid 6311] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643./strace-static-x86_64: Process 6313 attached [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6311] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6313] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6313] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6313] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6313] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6313] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6312] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6312] <... futex resumed>) = 0 [pid 6313] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] <... mmap resumed>) = 0x7f10d89b5000 [pid 6313] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6311] <... mmap resumed>) = 0x7f10d89b5000 [pid 6307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6311] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6313] <... mmap resumed>) = 0x7f10d8975000 [pid 6311] <... mmap resumed>) = 0x7f10d8975000 [pid 6313] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = 1 [pid 6312] <... futex resumed>) = 0 [pid 6313] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6313] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6311] <... futex resumed>) = 1 [pid 6312] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6310] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 1 [pid 6311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6310] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6310] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6313] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6312] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 6311] <... futex resumed>) = 1 [pid 6310] <... futex resumed>) = 0 [pid 6311] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6310] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6310] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6311] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6310] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6310] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6309] <... io_uring_enter resumed>) = 4096 [pid 6308] <... io_uring_enter resumed>) = 4096 [pid 6308] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6306] close(3) = 0 [pid 6306] close(4) = 0 [pid 6306] close(5) = -1 EBADF (Bad file descriptor) [pid 6309] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6308] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6306] close(6 [pid 6307] close(3 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = 0 [pid 6306] close(7 [pid 6309] <... futex resumed>) = 0 [pid 6307] close(4 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = 0 [pid 6306] close(8 [pid 6307] close(5 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6309] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(9 [pid 6307] close(6 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(10 [pid 6307] close(7 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(11 [pid 6307] close(8 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(12 [pid 6307] close(9 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(13 [pid 6307] close(10 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(14 [pid 6307] close(11 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(15 [pid 6307] close(12 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(16 [pid 6307] close(13 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(17 [pid 6307] close(14 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(18 [pid 6307] close(15 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(19 [pid 6307] close(16 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(20 [pid 6307] close(17 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(21 [pid 6307] close(18 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(22 [pid 6307] close(19 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(23 [pid 6307] close(20 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(24 [pid 6307] close(21 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(25 [pid 6307] close(22 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(26 [pid 6307] close(23 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(27 [pid 6307] close(24 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(28 [pid 6307] close(25 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] close(29 [pid 6307] close(26 [pid 6306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] exit_group(0 [pid 6308] <... futex resumed>) = ? [pid 6307] close(27 [pid 6306] <... exit_group resumed>) = ? [pid 6307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] close(28) = -1 EBADF (Bad file descriptor) [pid 6307] close(29) = -1 EBADF (Bad file descriptor) [pid 6307] exit_group(0) = ? [pid 6309] <... futex resumed>) = ? [pid 6309] +++ exited with 0 +++ [pid 6307] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6308] +++ exited with 0 +++ [pid 6306] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6313] <... io_uring_enter resumed>) = 4096 [pid 6311] <... io_uring_enter resumed>) = 4096 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5870] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, [pid 5870] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] <... openat resumed>) = 3 [pid 5874] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./41/binderfs") = 0 [pid 5874] getdents64(3, [pid 6313] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6311] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] newfstatat(3, "", [pid 6312] close(3 [pid 6310] close(3 [pid 5874] close(3 [pid 6313] <... futex resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6311] <... futex resumed>) = 0 [pid 6312] <... close resumed>) = 0 [pid 6310] <... close resumed>) = 0 [pid 5874] <... close resumed>) = 0 [pid 6312] close(4 [pid 6310] close(4 [pid 5874] rmdir("./41" [pid 6312] <... close resumed>) = 0 [pid 6310] <... close resumed>) = 0 [pid 5874] <... rmdir resumed>) = 0 [pid 6312] close(5 [pid 6313] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6311] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6310] close(5 [pid 5874] mkdir("./42", 0777 [pid 5870] getdents64(3, [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... mkdir resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6312] close(6 [pid 6310] close(6 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6314 attached [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] newfstatat(AT_FDCWD, "./40/binderfs", [pid 6312] close(7 [pid 6310] close(7 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 92 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6312] close(8 [pid 6310] close(8 [pid 5870] unlink("./40/binderfs" [pid 6314] set_robust_list(0x555593274760, 24 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... set_robust_list resumed>) = 0 [pid 6312] close(9 [pid 6310] close(9 [pid 6314] chdir("./42" [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... chdir resumed>) = 0 [pid 6312] close(10 [pid 6310] close(10 [pid 5870] <... unlink resumed>) = 0 [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... prctl resumed>) = 0 [pid 6312] close(11 [pid 6310] close(11 [pid 5870] getdents64(3, [pid 6314] setpgid(0, 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... setpgid resumed>) = 0 [pid 6312] close(12 [pid 6310] close(12 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(3 [pid 6312] close(13) = -1 EBADF (Bad file descriptor) [pid 6310] close(13 [pid 5870] <... close resumed>) = 0 executing program [pid 6312] close(14 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] rmdir("./40" [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(14 [pid 6312] close(15 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... rmdir resumed>) = 0 [pid 6314] <... openat resumed>) = 3 [pid 6312] close(16 [pid 6310] close(15 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6312] close(17 [pid 6310] close(16 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] write(3, "1000", 4 [pid 6312] close(18 [pid 6310] close(17 [pid 6314] <... write resumed>) = 4 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] close(3 [pid 6312] close(19 [pid 6310] close(18 [pid 6314] <... close resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] symlink("/dev/binderfs", "./binderfs" [pid 6312] close(20 [pid 6310] close(19 [pid 6314] <... symlink resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] write(1, "executing program\n", 18 [pid 6312] close(21 [pid 6310] close(20 [pid 6314] <... write resumed>) = 18 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] close(22 [pid 6310] close(21 [pid 5870] mkdir("./41", 0777 [pid 6314] <... futex resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6312] close(23 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... mkdir resumed>) = 0 [pid 6314] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(22 [pid 6314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] close(24 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(23 [pid 6314] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6312] close(25 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... mprotect resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(24 [pid 6314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6312] close(26 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] close(25 [pid 6314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6312] close(27 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6310] close(26 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6312] close(28 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] close(29 [pid 6310] close(27 [pid 6314] <... futex resumed>) = 0 [pid 6312] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6315 attached [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] exit_group(0 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6312] <... exit_group resumed>) = ? [pid 6313] <... futex resumed>) = ? [pid 6310] close(28./strace-static-x86_64: Process 6316 attached [pid 6315] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6313] +++ exited with 0 +++ [pid 6312] +++ exited with 0 +++ [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 86 [pid 6316] set_robust_list(0x555593274760, 24 [pid 6315] <... rseq resumed>) = 0 [pid 6310] close(29 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] set_robust_list(0x7f10d89fa9a0, 24 [pid 6310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6315] <... set_robust_list resumed>) = 0 [pid 6310] exit_group(0 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6310] <... exit_group resumed>) = ? [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6316] chdir("./41" [pid 6315] <... openat resumed>) = 3 [pid 6311] <... futex resumed>) = ? [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6315] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6314] <... futex resumed>) = 0 [pid 6314] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... restart_syscall resumed>) = 0 [pid 6315] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6316] <... chdir resumed>) = 0 [pid 6315] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6311] +++ exited with 0 +++ [pid 6310] +++ exited with 0 +++ [pid 6316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6315] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6316] <... prctl resumed>) = 0 [pid 6315] <... mmap resumed>) = 0x7f10d89b5000 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6315] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6316] setpgid(0, 0 [pid 6315] <... mmap resumed>) = 0x7f10d8975000 [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 5872] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6316] <... setpgid resumed>) = 0 [pid 5875] <... restart_syscall resumed>) = 0 [pid 6316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6316] <... openat resumed>) = 3 [pid 5872] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6316] write(3, "1000", 4 [pid 5875] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6316] <... write resumed>) = 4 [pid 6315] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... openat resumed>) = 3 [pid 6316] close(3 [pid 5875] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] newfstatat(3, "", [pid 6316] <... close resumed>) = 0 [pid 5875] <... openat resumed>) = 3 [pid 6316] symlink("/dev/binderfs", "./binderfs" [pid 5875] newfstatat(3, "", [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6316] <... symlink resumed>) = 0 [pid 5872] getdents64(3, [pid 6315] <... futex resumed>) = 1 [pid 6314] <... futex resumed>) = 0 executing program [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6316] write(1, "executing program\n", 18 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6316] <... write resumed>) = 18 [pid 5875] getdents64(3, [pid 5872] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6314] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6316] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] newfstatat(AT_FDCWD, "./42/binderfs", [pid 6315] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... futex resumed>) = 0 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6316] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = 0 [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] unlink("./42/binderfs" [pid 6316] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6314] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6315] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6314] <... futex resumed>) = 0 [pid 6314] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6314] <... futex resumed>) = 0 [pid 5875] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5872] <... unlink resumed>) = 0 [pid 6316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] getdents64(3, [pid 5875] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6315] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5875] unlink("./42/binderfs" [pid 5872] close(3 [pid 6316] <... mmap resumed>) = 0x7f10d89da000 [pid 5875] <... unlink resumed>) = 0 [pid 5872] <... close resumed>) = 0 [pid 5872] rmdir("./42" [pid 6316] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5875] getdents64(3, [pid 6316] <... mprotect resumed>) = 0 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] <... rmdir resumed>) = 0 [pid 5875] close(3 [pid 5872] mkdir("./43", 0777 [pid 6316] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5875] <... close resumed>) = 0 [pid 5872] <... mkdir resumed>) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5875] rmdir("./42"./strace-static-x86_64: Process 6317 attached [pid 6316] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] <... rmdir resumed>) = 0 [pid 6317] set_robust_list(0x555593274760, 24 [pid 6316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5875] mkdir("./43", 0777 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 92 [pid 5875] <... mkdir resumed>) = 0 [pid 6314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6318 attached [pid 6317] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6319 attached [pid 6318] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6317] chdir("./43" [pid 6316] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 94 [pid 6318] <... rseq resumed>) = 0 [pid 6318] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6317] <... chdir resumed>) = 0 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6319] set_robust_list(0x555593274760, 24) = 0 [pid 6319] chdir("./43") = 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 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... prctl resumed>) = 0 [pid 6316] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] setpgid(0, 0 [pid 6318] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6317] <... setpgid resumed>) = 0 [pid 6316] <... futex resumed>) = 0 [pid 6319] write(1, "executing program\n", 18 [pid 6318] <... openat resumed>) = 3 [pid 6316] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] <... write resumed>) = 18 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6318] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... futex resumed>) = 0 [pid 6319] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6317] <... openat resumed>) = 3 [pid 6318] <... futex resumed>) = 1 [pid 6316] <... futex resumed>) = 0 [pid 6317] write(3, "1000", 4 [pid 6318] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... write resumed>) = 4 [pid 6316] <... futex resumed>) = 0 [pid 6318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] close(3 [pid 6316] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6317] <... close resumed>) = 0 [pid 6319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6318] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6317] symlink("/dev/binderfs", "./binderfs" [pid 6319] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6318] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6317] <... symlink resumed>) = 0 [pid 6319] <... mprotect resumed>) = 0 [pid 6319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6320 attached => {parent_tid=[95]}, 88) = 95 [pid 6318] <... mmap resumed>) = 0x7f10d89b5000 executing program [pid 6317] write(1, "executing program\n", 18 [pid 6320] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6318] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6317] <... write resumed>) = 18 [pid 6320] <... rseq resumed>) = 0 [pid 6320] set_robust_list(0x7f10d89fa9a0, 24 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6318] <... mmap resumed>) = 0x7f10d8975000 [pid 6317] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6316] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... set_robust_list resumed>) = 0 [pid 6317] <... futex resumed>) = 0 [pid 6320] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6316] <... futex resumed>) = 0 [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6316] <... mmap resumed>) = 0x7f10d8954000 [pid 6320] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE [pid 6317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6316] <... mprotect resumed>) = 0 [pid 6317] <... mmap resumed>) = 0x7f10d89da000 [pid 6320] <... openat resumed>) = 3 [pid 6318] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6320] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6318] <... futex resumed>) = 0 [pid 6317] <... mprotect resumed>) = 0 [pid 6316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0} [pid 6320] <... futex resumed>) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6318] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6316] <... clone3 resumed> => {parent_tid=[88]}, 88) = 88 [pid 6320] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6319] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6321 attached [pid 6320] <... futex resumed>) = 0 [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6317] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 6316] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053) = 0 [pid 6321] set_robust_list(0x7f10d89749a0, 24) = 0 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6321] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6320] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6316] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6322 attached [pid 6321] <... futex resumed>) = 0 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6321] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6316] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6318] <... futex resumed>) = 0 [pid 6317] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] <... futex resumed>) = 1 [pid 6316] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... rseq resumed>) = 0 [pid 6318] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] set_robust_list(0x7f10d89fa9a0, 24 [pid 6320] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6318] <... futex resumed>) = 0 [pid 6316] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6316] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6319] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6322] <... set_robust_list resumed>) = 0 [pid 6320] <... mmap resumed>) = 0x7f10d8994000 [pid 6320] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6319] <... clone3 resumed> => {parent_tid=[96]}, 88) = 96 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6323 attached [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] <... mmap resumed>) = 0x7f10d8954000 [pid 6317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6323] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6317] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6323] <... rseq resumed>) = 0 [pid 6322] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6317] <... futex resumed>) = 0 [pid 6320] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6320] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... mmap resumed>) = 0x7f10d89b9000 [pid 6322] <... openat resumed>) = 3 [pid 6322] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE [pid 6323] set_robust_list(0x7f10d89d99a0, 24 [pid 6322] <... futex resumed>) = 0 [pid 6322] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6323] <... set_robust_list resumed>) = 0 [pid 6317] <... mprotect resumed>) = 0 [pid 6323] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6323] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6324 attached [pid 6323] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053) = 0 [pid 6324] set_robust_list(0x7f10d89d99a0, 24 [pid 6317] <... clone3 resumed> => {parent_tid=[94]}, 88) = 94 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6323] <... futex resumed>) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6323] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6320] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = 1 [pid 6317] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6320] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6317] <... futex resumed>) = 0 [pid 6319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6319] <... futex resumed>) = 0 [pid 6324] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6320] <... futex resumed>) = 1 [pid 6319] <... futex resumed>) = 0 [pid 6317] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6324] <... mmap resumed>) = 0x7f10d8994000 [pid 6324] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6320] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6319] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=41000000} [pid 6324] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6317] <... futex resumed>) = 0 [pid 6324] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = 1 [pid 6315] <... io_uring_enter resumed>) = 4096 [pid 6322] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... futex resumed>) = 0 [pid 6317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6317] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... futex resumed>) = 0 [pid 6315] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6315] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] <... futex resumed>) = 0 [pid 6317] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6317] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6314] close(3) = 0 [pid 6314] close(4) = 0 [pid 6314] close(5) = -1 EBADF (Bad file descriptor) [pid 6314] close(6) = -1 EBADF (Bad file descriptor) [pid 6314] close(7) = -1 EBADF (Bad file descriptor) [pid 6314] close(8) = -1 EBADF (Bad file descriptor) [pid 6314] close(9) = -1 EBADF (Bad file descriptor) [pid 6314] close(10) = -1 EBADF (Bad file descriptor) [pid 6314] close(11) = -1 EBADF (Bad file descriptor) [pid 6314] close(12) = -1 EBADF (Bad file descriptor) [pid 6314] close(13) = -1 EBADF (Bad file descriptor) [pid 6314] close(14) = -1 EBADF (Bad file descriptor) [pid 6314] close(15) = -1 EBADF (Bad file descriptor) [pid 6314] close(16) = -1 EBADF (Bad file descriptor) [pid 6314] close(17) = -1 EBADF (Bad file descriptor) [pid 6314] close(18) = -1 EBADF (Bad file descriptor) [pid 6314] close(19) = -1 EBADF (Bad file descriptor) [pid 6314] close(20) = -1 EBADF (Bad file descriptor) [pid 6314] close(21) = -1 EBADF (Bad file descriptor) [pid 6314] close(22) = -1 EBADF (Bad file descriptor) [pid 6314] close(23) = -1 EBADF (Bad file descriptor) [pid 6314] close(24) = -1 EBADF (Bad file descriptor) [pid 6314] close(25) = -1 EBADF (Bad file descriptor) [pid 6314] close(26) = -1 EBADF (Bad file descriptor) [pid 6314] close(27) = -1 EBADF (Bad file descriptor) [pid 6314] close(28) = -1 EBADF (Bad file descriptor) [pid 6314] close(29) = -1 EBADF (Bad file descriptor) [pid 6314] exit_group(0 [pid 6315] <... futex resumed>) = ? [pid 6314] <... exit_group resumed>) = ? [pid 6315] +++ exited with 0 +++ [pid 6314] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./42/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./42") = 0 [pid 5874] mkdir("./43", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6325 attached , child_tidptr=0x555593274750) = 94 [pid 6325] set_robust_list(0x555593274760, 24) = 0 [pid 6325] chdir("./43") = 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 executing program [pid 6325] close(3) = 0 [pid 6325] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6325] write(1, "executing program\n", 18) = 18 [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6325] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6326 attached [pid 6326] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6326] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6326] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6325] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6325] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... futex resumed>) = 0 [pid 6325] <... futex resumed>) = 1 [pid 6326] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... openat resumed>) = 3 [pid 6326] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6325] <... futex resumed>) = 0 [pid 6326] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6325] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6326] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6325] <... futex resumed>) = 0 [pid 6326] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... mmap resumed>) = 0x7f10d89b5000 [pid 6326] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6326] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... futex resumed>) = 0 [pid 6325] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... futex resumed>) = 1 [pid 6326] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... futex resumed>) = 0 [pid 6325] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... futex resumed>) = 1 [pid 6326] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... futex resumed>) = 0 [pid 6325] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6326] <... futex resumed>) = 1 [pid 6326] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6325] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6325] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6318] <... io_uring_enter resumed>) = 4096 [pid 6318] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] close(3) = 0 [pid 6316] close(4) = 0 [pid 6316] close(5) = -1 EBADF (Bad file descriptor) [pid 6316] close(6) = -1 EBADF (Bad file descriptor) [pid 6316] close(7) = -1 EBADF (Bad file descriptor) [pid 6316] close(8) = -1 EBADF (Bad file descriptor) [pid 6316] close(9) = -1 EBADF (Bad file descriptor) [pid 6316] close(10) = -1 EBADF (Bad file descriptor) [pid 6316] close(11) = -1 EBADF (Bad file descriptor) [pid 6316] close(12) = -1 EBADF (Bad file descriptor) [pid 6316] close(13) = -1 EBADF (Bad file descriptor) [pid 6316] close(14) = -1 EBADF (Bad file descriptor) [pid 6316] close(15) = -1 EBADF (Bad file descriptor) [pid 6316] close(16) = -1 EBADF (Bad file descriptor) [pid 6326] <... io_uring_enter resumed>) = 4096 [pid 6326] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6326] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6316] close(17 [pid 6325] close(3) = 0 [pid 6325] close(4) = 0 [pid 6325] close(5) = -1 EBADF (Bad file descriptor) [pid 6325] close(6) = -1 EBADF (Bad file descriptor) [pid 6325] close(7) = -1 EBADF (Bad file descriptor) [pid 6325] close(8) = -1 EBADF (Bad file descriptor) [pid 6325] close(9) = -1 EBADF (Bad file descriptor) [pid 6325] close(10) = -1 EBADF (Bad file descriptor) [pid 6325] close(11) = -1 EBADF (Bad file descriptor) [pid 6325] close(12) = -1 EBADF (Bad file descriptor) [pid 6325] close(13) = -1 EBADF (Bad file descriptor) [pid 6325] close(14) = -1 EBADF (Bad file descriptor) [pid 6325] close(15) = -1 EBADF (Bad file descriptor) [pid 6325] close(16) = -1 EBADF (Bad file descriptor) [pid 6325] close(17) = -1 EBADF (Bad file descriptor) [pid 6325] close(18) = -1 EBADF (Bad file descriptor) [pid 6325] close(19) = -1 EBADF (Bad file descriptor) [pid 6325] close(20) = -1 EBADF (Bad file descriptor) [pid 6325] close(21) = -1 EBADF (Bad file descriptor) [pid 6325] close(22) = -1 EBADF (Bad file descriptor) [pid 6325] close(23) = -1 EBADF (Bad file descriptor) [pid 6325] close(24) = -1 EBADF (Bad file descriptor) [pid 6325] close(25) = -1 EBADF (Bad file descriptor) [pid 6325] close(26) = -1 EBADF (Bad file descriptor) [pid 6325] close(27) = -1 EBADF (Bad file descriptor) [pid 6325] close(28) = -1 EBADF (Bad file descriptor) [pid 6325] close(29) = -1 EBADF (Bad file descriptor) [pid 6325] exit_group(0 [pid 6326] <... futex resumed>) = ? [pid 6325] <... exit_group resumed>) = ? [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(18) = -1 EBADF (Bad file descriptor) [pid 6316] close(19) = -1 EBADF (Bad file descriptor) [pid 6316] close(20) = -1 EBADF (Bad file descriptor) [pid 6316] close(21 [pid 6326] +++ exited with 0 +++ [pid 6325] +++ exited with 0 +++ [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6316] close(22) = -1 EBADF (Bad file descriptor) [pid 6316] close(23) = -1 EBADF (Bad file descriptor) [pid 6316] close(24) = -1 EBADF (Bad file descriptor) [pid 6316] close(25) = -1 EBADF (Bad file descriptor) [pid 6316] close(26) = -1 EBADF (Bad file descriptor) [pid 6316] close(27 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(28) = -1 EBADF (Bad file descriptor) [pid 6316] close(29) = -1 EBADF (Bad file descriptor) [pid 6316] exit_group(0 [pid 5874] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6316] <... exit_group resumed>) = ? [pid 6321] <... futex resumed>) = ? [pid 6318] <... futex resumed>) = ? [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6318] +++ exited with 0 +++ [pid 5874] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6321] +++ exited with 0 +++ [pid 6316] +++ exited with 0 +++ [pid 5874] unlink("./43/binderfs") = 0 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] getdents64(3, [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./43") = 0 [pid 5874] mkdir("./44", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6327 attached [pid 6327] set_robust_list(0x555593274760, 24) = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 96 [pid 6327] chdir("./44") = 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 [pid 5870] <... restart_syscall resumed>) = 0 [pid 6327] <... openat resumed>) = 3 [pid 5870] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6327] write(3, "1000", 4 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] <... write resumed>) = 4 [pid 5870] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6327] close(3 [pid 5870] <... openat resumed>) = 3 [pid 6327] <... close resumed>) = 0 [pid 5870] newfstatat(3, "", [pid 6327] symlink("/dev/binderfs", "./binderfs" [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6327] <... symlink resumed>) = 0 [pid 5870] getdents64(3, executing program [pid 6327] write(1, "executing program\n", 18 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6327] <... write resumed>) = 18 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6327] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 5870] newfstatat(AT_FDCWD, "./41/binderfs", [pid 6327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5870] unlink("./41/binderfs" [pid 6327] <... mmap resumed>) = 0x7f10d89da000 [pid 6327] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5870] <... unlink resumed>) = 0 [pid 6322] <... io_uring_enter resumed>) = 4096 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3 [pid 6322] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... close resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 5870] rmdir("./41" [pid 6322] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] <... mprotect resumed>) = 0 [pid 5870] <... rmdir resumed>) = 0 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5870] mkdir("./42", 0777 [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6317] close(3 [pid 5870] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6328 attached [pid 6317] <... close resumed>) = 0 [pid 6327] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 6317] close(4 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6317] <... close resumed>) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] close(5 [pid 6327] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6327] <... futex resumed>) = 0 [pid 6317] close(6 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6327] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(7) = -1 EBADF (Bad file descriptor) [pid 6317] close(8) = -1 EBADF (Bad file descriptor) [pid 6317] close(9) = -1 EBADF (Bad file descriptor) [pid 6317] close(10) = -1 EBADF (Bad file descriptor) [pid 6317] close(11) = -1 EBADF (Bad file descriptor) [pid 6317] close(12) = -1 EBADF (Bad file descriptor) [pid 6317] close(13) = -1 EBADF (Bad file descriptor) [pid 6317] close(14) = -1 EBADF (Bad file descriptor) [pid 6317] close(15) = -1 EBADF (Bad file descriptor) [pid 6317] close(16) = -1 EBADF (Bad file descriptor) [pid 6317] close(17) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6329 attached [pid 6328] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6320] <... io_uring_enter resumed>) = 4096 [pid 6317] close(18 [pid 6320] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 89 [pid 6320] <... futex resumed>) = 0 [pid 6317] close(19 [pid 6320] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] close(20) = -1 EBADF (Bad file descriptor) [pid 6317] close(21) = -1 EBADF (Bad file descriptor) [pid 6317] close(22) = -1 EBADF (Bad file descriptor) [pid 6317] close(23) = -1 EBADF (Bad file descriptor) [pid 6317] close(24) = -1 EBADF (Bad file descriptor) [pid 6319] close(3 [pid 6317] close(25) = -1 EBADF (Bad file descriptor) [pid 6317] close(26) = -1 EBADF (Bad file descriptor) [pid 6317] close(27) = -1 EBADF (Bad file descriptor) [pid 6317] close(28) = -1 EBADF (Bad file descriptor) [pid 6317] close(29 [pid 6319] <... close resumed>) = 0 [pid 6317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] set_robust_list(0x555593274760, 24 [pid 6328] <... rseq resumed>) = 0 [pid 6319] close(4 [pid 6317] exit_group(0 [pid 6328] set_robust_list(0x7f10d89fa9a0, 24 [pid 6319] <... close resumed>) = 0 [pid 6328] <... set_robust_list resumed>) = 0 [pid 6324] <... futex resumed>) = ? [pid 6322] <... futex resumed>) = ? [pid 6319] close(5 [pid 6317] <... exit_group resumed>) = ? [pid 6324] +++ exited with 0 +++ [pid 6329] <... set_robust_list resumed>) = 0 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6322] +++ exited with 0 +++ [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] +++ exited with 0 +++ [pid 6329] chdir("./42" [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] close(6 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6328] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6327] <... futex resumed>) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... chdir resumed>) = 0 [pid 6328] <... openat resumed>) = 3 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6319] close(7 [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6328] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... mmap resumed>) = 0x7f10d89b9000 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6329] <... prctl resumed>) = 0 [pid 6328] <... futex resumed>) = 0 [pid 6327] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE [pid 6319] close(8 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6329] setpgid(0, 0 [pid 6328] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] <... mprotect resumed>) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6329] <... setpgid resumed>) = 0 [pid 6319] close(9) = -1 EBADF (Bad file descriptor) [pid 5872] <... openat resumed>) = 3 [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] newfstatat(3, "", [pid 6319] close(10 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] newfstatat(AT_FDCWD, "./43/binderfs", [pid 6327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./43/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6330 attached [pid 5872] close(3) = 0 [pid 5872] rmdir("./43") = 0 [pid 6327] <... clone3 resumed> => {parent_tid=[98]}, 88) = 98 [pid 5872] mkdir("./44", 0777 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... mkdir resumed>) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6331 attached [pid 6327] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 95 [pid 6327] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] set_robust_list(0x555593274760, 24 [pid 6330] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... set_robust_list resumed>) = 0 [pid 6330] <... rseq resumed>) = 0 [pid 6331] chdir("./44" [pid 6330] set_robust_list(0x7f10d89d99a0, 24 [pid 6329] <... openat resumed>) = 3 [pid 6319] close(11 [pid 6331] <... chdir resumed>) = 0 [pid 6330] <... set_robust_list resumed>) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6330] rt_sigprocmask(SIG_SETMASK, [], [pid 6319] close(12 [pid 6331] <... prctl resumed>) = 0 [pid 6330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] setpgid(0, 0 [pid 6330] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... setpgid resumed>) = 0 [pid 6330] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6319] close(13 [pid 6329] write(3, "1000", 4 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... write resumed>) = 4 [pid 6319] close(14 [pid 6329] close(3 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... close resumed>) = 0 [pid 6319] close(15 [pid 6329] symlink("/dev/binderfs", "./binderfs" [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6330] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6329] <... symlink resumed>) = 0 [pid 6319] close(16 [pid 6331] <... openat resumed>) = 3 [pid 6330] <... mmap resumed>) = 0x7f10d8994000 [pid 6329] write(1, "executing program\n", 18 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6331] write(3, "1000", 4 [pid 6330] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6329] <... write resumed>) = 18 [pid 6319] close(17 [pid 6331] <... write resumed>) = 4 [pid 6330] <... mmap resumed>) = 0x7f10d8954000 [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] close(3 [pid 6330] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = 0 [pid 6319] close(18 [pid 6331] <... close resumed>) = 0 [pid 6330] <... futex resumed>) = 1 [pid 6329] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6327] <... futex resumed>) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] symlink("/dev/binderfs", "./binderfs" [pid 6329] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6327] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] <... symlink resumed>) = 0 [pid 6330] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6319] close(19 [pid 6331] write(1, "executing program\n", 18 [pid 6327] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6328] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] close(20 [pid 6327] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6328] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... mmap resumed>) = 0x7f10d89da000 [pid 6328] <... futex resumed>) = 0 [pid 6327] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6319] close(21 [pid 6329] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6328] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... write resumed>) = 18 [pid 6329] <... mprotect resumed>) = 0 [pid 6328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6327] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6328] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6319] close(22 [pid 6329] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6329] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... futex resumed>) = 0 [pid 6327] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] close(23) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6332 attached [pid 6329] <... clone3 resumed> => {parent_tid=[90]}, 88) = 90 [pid 6319] close(24 [pid 6332] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6319] close(25 [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] close(26 [pid 6329] <... futex resumed>) = 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... futex resumed>) = 0 [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] close(27 [pid 6331] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6319] close(28 [pid 6331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] close(29 [pid 6331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... mmap resumed>) = 0x7f10d89da000 [pid 6319] exit_group(0 [pid 6331] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6323] <... futex resumed>) = ? [pid 6319] <... exit_group resumed>) = ? [pid 6331] <... mprotect resumed>) = 0 [pid 6323] +++ exited with 0 +++ [pid 6320] <... futex resumed>) = ? [pid 6332] <... rseq resumed>) = 0 [pid 6320] +++ exited with 0 +++ [pid 6319] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6332] set_robust_list(0x7f10d89fa9a0, 24 [pid 6331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6332] <... set_robust_list resumed>) = 0 [pid 6331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6333 attached [pid 6332] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6331] <... clone3 resumed> => {parent_tid=[96]}, 88) = 96 [pid 6332] <... openat resumed>) = 3 [pid 6332] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], [pid 6333] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6332] <... futex resumed>) = 1 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] <... futex resumed>) = 0 [pid 6333] <... rseq resumed>) = 0 [pid 6332] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6331] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6331] <... futex resumed>) = 0 [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6332] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./43/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./43") = 0 [pid 5875] mkdir("./44", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6334 attached , child_tidptr=0x555593274750) = 97 [pid 6334] set_robust_list(0x555593274760, 24) = 0 [pid 6333] set_robust_list(0x7f10d89fa9a0, 24 [pid 6332] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] chdir("./44" [pid 6333] <... set_robust_list resumed>) = 0 [pid 6332] <... mmap resumed>) = 0x7f10d89b5000 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... mmap resumed>) = 0x7f10d8975000 [pid 6334] <... chdir resumed>) = 0 [pid 6333] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6332] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [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 executing program [pid 6334] write(1, "executing program\n", 18) = 18 [pid 6334] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6334] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6331] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6334] <... mmap resumed>) = 0x7f10d89da000 [pid 6331] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6331] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6332] <... futex resumed>) = 0 [pid 6334] <... mprotect resumed>) = 0 [pid 6333] <... openat resumed>) = 3 [pid 6332] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6329] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6333] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6331] <... mmap resumed>) = 0x7f10d89b9000 [pid 6329] <... futex resumed>) = 0 [pid 6333] <... futex resumed>) = 0 [pid 6332] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6333] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE [pid 6329] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = 0 [pid 6331] <... mprotect resumed>) = 0 [pid 6329] <... futex resumed>) = 1 [pid 6331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6332] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6332] <... futex resumed>) = 0 [pid 6331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6329] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0./strace-static-x86_64: Process 6335 attached [pid 6329] <... futex resumed>) = 0 [pid 6334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6329] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6331] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 6335] <... rseq resumed>) = 0 [pid 6331] rt_sigprocmask(SIG_SETMASK, [], [pid 6335] set_robust_list(0x7f10d89d99a0, 24 [pid 6331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6335] <... set_robust_list resumed>) = 0 [pid 6331] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6335] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] <... futex resumed>) = 0 [pid 6335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6335] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d8994000 [pid 6335] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6335] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6331] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6333] <... futex resumed>) = 0 [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6335] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6336 attached [pid 6333] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6333] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6331] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... rseq resumed>) = 0 [pid 6331] <... futex resumed>) = 0 [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6331] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] set_robust_list(0x7f10d89fa9a0, 24 [pid 6334] <... clone3 resumed> => {parent_tid=[98]}, 88) = 98 [pid 6333] <... futex resumed>) = 1 [pid 6331] <... futex resumed>) = 0 [pid 6336] <... set_robust_list resumed>) = 0 [pid 6331] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=40000000} [pid 6336] rt_sigprocmask(SIG_SETMASK, [], [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6333] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6336] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6334] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] <... futex resumed>) = 0 [pid 6336] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6334] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] <... openat resumed>) = 3 [pid 6336] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] <... futex resumed>) = 0 [pid 6329] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6336] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6334] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6336] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6334] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6331] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6336] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6336] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6334] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6336] <... mmap resumed>) = 0x7f10d8975000 [pid 6334] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... futex resumed>) = 0 [pid 6336] <... futex resumed>) = 0 [pid 6334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6336] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] <... mmap resumed>) = 0x7f10d8954000 [pid 6334] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0}./strace-static-x86_64: Process 6337 attached => {parent_tid=[99]}, 88) = 99 [pid 6337] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053 [pid 6334] rt_sigprocmask(SIG_SETMASK, [], [pid 6337] <... rseq resumed>) = 0 [pid 6334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] set_robust_list(0x7f10d89749a0, 24 [pid 6334] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] <... set_robust_list resumed>) = 0 [pid 6334] <... futex resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, [], [pid 6334] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6337] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6334] <... futex resumed>) = 0 [pid 6334] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = 1 [pid 6336] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6336] <... futex resumed>) = 0 [pid 6334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6336] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] <... futex resumed>) = 0 [pid 6336] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6334] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] close(3) = 0 [pid 6327] close(4) = 0 [pid 6327] close(5) = -1 EBADF (Bad file descriptor) [pid 6327] close(6) = -1 EBADF (Bad file descriptor) [pid 6327] close(7) = -1 EBADF (Bad file descriptor) [pid 6327] close(8) = -1 EBADF (Bad file descriptor) [pid 6327] close(9) = -1 EBADF (Bad file descriptor) [pid 6327] close(10) = -1 EBADF (Bad file descriptor) [pid 6327] close(11) = -1 EBADF (Bad file descriptor) [pid 6327] close(12) = -1 EBADF (Bad file descriptor) [pid 6327] close(13) = -1 EBADF (Bad file descriptor) [pid 6327] close(14) = -1 EBADF (Bad file descriptor) [pid 6327] close(15) = -1 EBADF (Bad file descriptor) [pid 6327] close(16) = -1 EBADF (Bad file descriptor) [pid 6327] close(17) = -1 EBADF (Bad file descriptor) [pid 6327] close(18) = -1 EBADF (Bad file descriptor) [pid 6327] close(19) = -1 EBADF (Bad file descriptor) [pid 6327] close(20) = -1 EBADF (Bad file descriptor) [pid 6327] close(21) = -1 EBADF (Bad file descriptor) [pid 6327] close(22) = -1 EBADF (Bad file descriptor) [pid 6327] close(23) = -1 EBADF (Bad file descriptor) [pid 6327] close(24 [pid 6337] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6327] close(25) = -1 EBADF (Bad file descriptor) [pid 6327] close(26) = -1 EBADF (Bad file descriptor) [pid 6327] close(27) = -1 EBADF (Bad file descriptor) [pid 6327] close(28) = -1 EBADF (Bad file descriptor) [pid 6327] close(29) = -1 EBADF (Bad file descriptor) [pid 6327] exit_group(0 [pid 6330] <... futex resumed>) = ? [pid 6327] <... exit_group resumed>) = ? [pid 6334] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6330] +++ exited with 0 +++ [pid 6328] <... io_uring_enter resumed>) = ? [pid 6328] +++ exited with 0 +++ [pid 6327] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./44/binderfs" [pid 6329] close(3) = 0 [pid 5874] <... unlink resumed>) = 0 [pid 6329] close(4) = 0 [pid 6329] close(5) = -1 EBADF (Bad file descriptor) [pid 6329] close(6) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6329] close(7 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(8 [pid 5874] close(3) = 0 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] rmdir("./44" [pid 6329] close(9 [pid 5874] <... rmdir resumed>) = 0 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(10 [pid 5874] mkdir("./45", 0777 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... mkdir resumed>) = 0 [pid 6331] close(3 [pid 6329] close(11 [pid 6331] <... close resumed>) = 0 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6338 attached [pid 6331] close(4 [pid 6329] close(12 [pid 6331] <... close resumed>) = 0 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] close(5 [pid 6329] close(13 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 99 [pid 6338] set_robust_list(0x555593274760, 24 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... set_robust_list resumed>) = 0 [pid 6331] close(6 [pid 6329] close(14 [pid 6338] chdir("./45" [pid 6332] <... io_uring_enter resumed>) = 4096 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6332] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6331] close(7 [pid 6329] close(15) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(16 [pid 6331] close(8 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(17 [pid 6331] close(9 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(18 [pid 6333] <... io_uring_enter resumed>) = 4096 [pid 6332] <... futex resumed>) = 0 [pid 6331] close(10 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(19 [pid 6333] <... futex resumed>) = 0 [pid 6331] close(11 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6333] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(20 [pid 6331] close(12 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... chdir resumed>) = 0 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(21 [pid 6331] close(13 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... prctl resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(22 [pid 6331] close(14 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(23 [pid 6331] close(15 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(24 [pid 6331] close(16 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(25 [pid 6331] close(17 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(26 [pid 6331] close(18 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(27 [pid 6331] close(19 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(28 [pid 6331] close(20 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] close(29 [pid 6331] close(21 [pid 6329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] setpgid(0, 0 [pid 6331] close(22 [pid 6329] exit_group(0 [pid 6338] <... setpgid resumed>) = 0 [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] <... futex resumed>) = ? [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6329] <... exit_group resumed>) = ? [pid 6338] <... openat resumed>) = 3 [pid 6331] close(23 [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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6338] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6338] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6339 attached [pid 6332] +++ exited with 0 +++ [pid 6331] close(24 [pid 6329] +++ exited with 0 +++ [pid 6339] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5870] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./42/binderfs") = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./42") = 0 [pid 5870] mkdir("./43", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6340 attached [pid 6331] close(25 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 91 [pid 6339] <... rseq resumed>) = 0 [pid 6338] <... clone3 resumed> => {parent_tid=[100]}, 88) = 100 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] set_robust_list(0x555593274760, 24) = 0 [pid 6339] set_robust_list(0x7f10d89fa9a0, 24 [pid 6338] rt_sigprocmask(SIG_SETMASK, [], [pid 6336] <... io_uring_enter resumed>) = 4096 [pid 6331] close(26 [pid 6339] <... set_robust_list resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6331] close(27 [pid 6338] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] chdir("./43" [pid 6338] <... futex resumed>) = 0 [pid 6331] close(28 [pid 6340] <... chdir resumed>) = 0 [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... prctl resumed>) = 0 [pid 6340] setpgid(0, 0 [pid 6331] close(29 [pid 6340] <... setpgid resumed>) = 0 [pid 6331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6331] exit_group(0 [pid 6335] <... futex resumed>) = ? [pid 6333] <... futex resumed>) = ? [pid 6331] <... exit_group resumed>) = ? [pid 6335] +++ exited with 0 +++ [pid 6340] <... openat resumed>) = 3 [pid 6340] write(3, "1000", 4) = 4 [pid 6340] close(3) = 0 [pid 6340] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6336] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] +++ exited with 0 +++ [pid 6340] write(1, "executing program\n", 18 [pid 6336] <... futex resumed>) = 0 [pid 6334] close(3 [pid 6340] <... write resumed>) = 18 [pid 6336] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6334] <... close resumed>) = 0 [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(4 [pid 6340] <... futex resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 6340] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6334] close(5 [pid 6340] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6334] close(6 [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6334] close(7 [pid 6340] <... mmap resumed>) = 0x7f10d89da000 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6334] close(8 [pid 6340] <... mprotect resumed>) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6334] close(9 [pid 6340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6334] close(10) = -1 EBADF (Bad file descriptor) [pid 6340] <... clone3 resumed> => {parent_tid=[92]}, 88) = 92 [pid 6334] close(11 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6334] close(12) = -1 EBADF (Bad file descriptor) [pid 6334] close(13./strace-static-x86_64: Process 6341 attached [pid 6339] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] +++ exited with 0 +++ [pid 6334] close(14 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6341] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] <... openat resumed>) = 3 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6341] <... rseq resumed>) = 0 [pid 6339] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] set_robust_list(0x7f10d89fa9a0, 24 [pid 6339] <... futex resumed>) = 1 [pid 6341] <... set_robust_list resumed>) = 0 [pid 6338] <... futex resumed>) = 0 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] <... futex resumed>) = 0 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6338] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(15 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6340] <... futex resumed>) = 1 [pid 6339] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6341] <... futex resumed>) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6341] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6334] close(16 [pid 6341] <... openat resumed>) = 3 [pid 6341] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... mmap resumed>) = 0x7f10d89b5000 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6341] <... futex resumed>) = 1 [pid 6340] <... futex resumed>) = 0 [pid 6339] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6334] close(17 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... futex resumed>) = 0 [pid 6339] <... mmap resumed>) = 0x7f10d8975000 [pid 6334] close(18 [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6339] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(19 [pid 6339] <... futex resumed>) = 1 [pid 6338] <... futex resumed>) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6341] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6338] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(20 [pid 5872] <... openat resumed>) = 3 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(3, "", [pid 6341] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6339] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... futex resumed>) = 0 [pid 6334] close(21 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6338] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] <... mmap resumed>) = 0x7f10d89b5000 [pid 6339] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6341] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6338] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(22 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6339] <... futex resumed>) = 0 [pid 6338] <... futex resumed>) = 1 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6341] <... mmap resumed>) = 0x7f10d8975000 [pid 6339] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6334] close(23 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6341] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... futex resumed>) = 0 [pid 6338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6341] <... futex resumed>) = 1 [pid 6339] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6338] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6338] <... futex resumed>) = 0 [pid 6339] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6338] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... futex resumed>) = 0 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6340] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6334] close(24 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6340] <... futex resumed>) = 1 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] unlink("./44/binderfs" [pid 6334] close(25) = -1 EBADF (Bad file descriptor) [pid 5872] <... unlink resumed>) = 0 [pid 6334] close(26 [pid 5872] getdents64(3, [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6334] close(27 [pid 5872] close(3 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... close resumed>) = 0 [pid 6334] close(28 [pid 5872] rmdir("./44" [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... rmdir resumed>) = 0 [pid 6334] close(29 [pid 5872] mkdir("./45", 0777 [pid 6334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdir resumed>) = 0 [pid 6334] exit_group(0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6341] <... futex resumed>) = 0 [pid 6337] <... futex resumed>) = ? [pid 6336] <... futex resumed>) = ? [pid 6334] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6342 attached [pid 6341] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6337] +++ exited with 0 +++ [pid 6336] +++ exited with 0 +++ [pid 6334] +++ exited with 0 +++ [pid 6342] set_robust_list(0x555593274760, 24 [pid 6341] <... futex resumed>) = 1 [pid 6340] <... futex resumed>) = 0 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6342] <... set_robust_list resumed>) = 0 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] chdir("./45" [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... futex resumed>) = 0 [pid 6342] <... chdir resumed>) = 0 [pid 6341] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6341] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6342] <... prctl resumed>) = 0 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 98 [pid 6342] setpgid(0, 0 [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... futex resumed>) = 0 [pid 5875] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6341] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6340] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... openat resumed>) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./44/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./44" [pid 6342] <... setpgid resumed>) = 0 [pid 5875] <... rmdir resumed>) = 0 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] mkdir("./45", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 100 ./strace-static-x86_64: Process 6343 attached [pid 6342] <... openat resumed>) = 3 [pid 6338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6342] write(3, "1000", 4 [pid 6343] set_robust_list(0x555593274760, 24 [pid 6342] <... write resumed>) = 4 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6342] close(3 [pid 6340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] chdir("./45" [pid 6342] <... close resumed>) = 0 [pid 6343] <... chdir resumed>) = 0 [pid 6342] symlink("/dev/binderfs", "./binderfs" [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] <... symlink resumed>) = 0 [pid 6343] <... prctl resumed>) = 0 [pid 6342] write(1, "executing program\n", 18executing program [pid 6343] setpgid(0, 0 [pid 6342] <... write resumed>) = 18 [pid 6343] <... setpgid resumed>) = 0 [pid 6342] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6342] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6342] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6343] <... openat resumed>) = 3 [pid 6342] <... mprotect resumed>) = 0 [pid 6343] write(3, "1000", 4) = 4 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6343] close(3 [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6343] <... close resumed>) = 0 [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6343] symlink("/dev/binderfs", "./binderfs"executing program ./strace-static-x86_64: Process 6344 attached ) = 0 [pid 6343] write(1, "executing program\n", 18 [pid 6342] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 6343] <... write resumed>) = 18 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6344] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6343] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6342] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6342] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6344] <... rseq resumed>) = 0 [pid 6343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6344] set_robust_list(0x7f10d89fa9a0, 24 [pid 6343] <... mmap resumed>) = 0x7f10d89da000 [pid 6344] <... set_robust_list resumed>) = 0 [pid 6343] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6343] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6344] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6343] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6344] <... openat resumed>) = 3 [pid 6343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6345 attached [pid 6344] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6343] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 6345] <... rseq resumed>) = 0 [pid 6344] <... futex resumed>) = 1 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], [pid 6342] <... futex resumed>) = 0 [pid 6345] set_robust_list(0x7f10d89fa9a0, 24 [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6342] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... set_robust_list resumed>) = 0 [pid 6343] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... futex resumed>) = 0 [pid 6345] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] <... futex resumed>) = 0 [pid 6342] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6344] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6345] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6344] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6343] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6345] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] <... futex resumed>) = 0 [pid 6344] <... mmap resumed>) = 0x7f10d89b5000 [pid 6342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] <... futex resumed>) = 0 [pid 6345] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6344] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6342] <... mmap resumed>) = 0x7f10d8994000 [pid 6345] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6344] <... mmap resumed>) = 0x7f10d8954000 [pid 6342] mprotect(0x7f10d8995000, 131072, PROT_READ|PROT_WRITE [pid 6345] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6344] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... mprotect resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6345] <... mmap resumed>) = 0x7f10d89b5000 [pid 6342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6345] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89b4990, parent_tid=0x7f10d89b4990, exit_signal=0, stack=0x7f10d8994000, stack_size=0x20240, tls=0x7f10d89b46c0} [pid 6339] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6347 attached [pid 6345] <... mmap resumed>) = 0x7f10d8975000 [pid 6344] <... futex resumed>) = 0 [pid 6347] rseq(0x7f10d89b4fe0, 0x20, 0, 0x53053053 [pid 6345] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] <... clone3 resumed> => {parent_tid=[100]}, 88) = 100 [pid 6347] <... rseq resumed>) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6343] <... futex resumed>) = 0 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] set_robust_list(0x7f10d89b49a0, 24 [pid 6345] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6345] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6342] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6342] <... futex resumed>) = 0 [pid 6339] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... futex resumed>) = 0 [pid 6343] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 1 [pid 6339] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6345] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6347] rt_sigprocmask(SIG_SETMASK, [], [pid 6345] <... futex resumed>) = 0 [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6347] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6338] close(3 [pid 6347] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] <... close resumed>) = 0 [pid 6342] <... futex resumed>) = 1 [pid 6338] close(4 [pid 6342] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] <... close resumed>) = 0 [pid 6338] close(5 [pid 6341] <... io_uring_enter resumed>) = 4096 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] <... futex resumed>) = 0 [pid 6343] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6338] close(6 [pid 6345] <... futex resumed>) = 0 [pid 6344] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = 1 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6343] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6338] close(7) = -1 EBADF (Bad file descriptor) [pid 6341] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6344] <... futex resumed>) = 1 [pid 6342] <... futex resumed>) = 0 [pid 6340] close(3 [pid 6338] close(8 [pid 6344] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = 0 [pid 6340] <... close resumed>) = 0 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6342] <... futex resumed>) = 0 [pid 6341] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6340] close(4 [pid 6338] close(9 [pid 6344] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6342] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... close resumed>) = 0 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(5 [pid 6338] close(10 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(11 [pid 6340] close(6 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(12) = -1 EBADF (Bad file descriptor) [pid 6340] close(7 [pid 6338] close(13 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(8 [pid 6338] close(14 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(9) = -1 EBADF (Bad file descriptor) [pid 6338] close(15) = -1 EBADF (Bad file descriptor) [pid 6340] close(10 [pid 6338] close(16) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(17 [pid 6340] close(11 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(18 [pid 6340] close(12 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(19 [pid 6340] close(13 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(20 [pid 6340] close(14 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(21 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(15) = -1 EBADF (Bad file descriptor) [pid 6338] close(22 [pid 6340] close(16) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(17) = -1 EBADF (Bad file descriptor) [pid 6338] close(23 [pid 6340] close(18 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(24 [pid 6340] close(19 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(25 [pid 6340] close(20) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(21 [pid 6338] close(26 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(22) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6343] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6340] close(23 [pid 6338] close(27 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(24 [pid 6338] close(28 [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(25 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] close(29 [pid 6340] close(26 [pid 6338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6338] exit_group(0 [pid 6340] close(27 [pid 6342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6339] <... futex resumed>) = ? [pid 6338] <... exit_group resumed>) = ? [pid 6340] close(28 [pid 6339] +++ exited with 0 +++ [pid 6340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] close(29) = -1 EBADF (Bad file descriptor) [pid 6340] exit_group(0) = ? [pid 6338] +++ exited with 0 +++ [pid 6341] <... futex resumed>) = ? [pid 6341] +++ exited with 0 +++ [pid 6340] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 5870] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5870] <... openat resumed>) = 3 [pid 5874] <... openat resumed>) = 3 [pid 5870] newfstatat(3, "", [pid 5874] newfstatat(3, "", [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, [pid 5874] getdents64(3, [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5874] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./43/binderfs" [pid 5874] unlink("./45/binderfs" [pid 5870] <... unlink resumed>) = 0 [pid 5874] <... unlink resumed>) = 0 [pid 5870] getdents64(3, [pid 5874] getdents64(3, [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3 [pid 5874] close(3 [pid 5870] <... close resumed>) = 0 [pid 5874] <... close resumed>) = 0 [pid 5870] rmdir("./43" [pid 5874] rmdir("./45" [pid 5870] <... rmdir resumed>) = 0 [pid 5874] <... rmdir resumed>) = 0 [pid 5870] mkdir("./44", 0777 [pid 5874] mkdir("./46", 0777 [pid 5870] <... mkdir resumed>) = 0 [pid 5874] <... mkdir resumed>) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6348 attached [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6348] set_robust_list(0x555593274760, 24 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 93 ./strace-static-x86_64: Process 6349 attached [pid 6348] <... set_robust_list resumed>) = 0 [pid 6349] set_robust_list(0x555593274760, 24 [pid 6348] chdir("./44") = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 101 [pid 6349] <... set_robust_list resumed>) = 0 [pid 6348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6349] chdir("./46" [pid 6348] <... prctl resumed>) = 0 [pid 6349] <... chdir resumed>) = 0 [pid 6348] setpgid(0, 0) = 0 [pid 6348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6348] <... openat resumed>) = 3 [pid 6349] <... prctl resumed>) = 0 [pid 6348] write(3, "1000", 4 [pid 6349] setpgid(0, 0 [pid 6348] <... write resumed>) = 4 [pid 6349] <... setpgid resumed>) = 0 [pid 6348] close(3) = 0 [pid 6348] symlink("/dev/binderfs", "./binderfs" [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6348] <... symlink resumed>) = 0 executing program [pid 6349] <... openat resumed>) = 3 [pid 6348] write(1, "executing program\n", 18) = 18 [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6348] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6349] write(3, "1000", 4 [pid 6348] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6349] <... write resumed>) = 4 [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6348] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6349] close(3 [pid 6348] <... mprotect resumed>) = 0 [pid 6349] <... close resumed>) = 0 [pid 6348] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6348] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6350 attached [pid 6349] symlink("/dev/binderfs", "./binderfs" [pid 6350] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6348] <... clone3 resumed> => {parent_tid=[94]}, 88) = 94 [pid 6350] <... rseq resumed>) = 0 [pid 6349] <... symlink resumed>) = 0 [pid 6348] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] set_robust_list(0x7f10d89fa9a0, 24 [pid 6348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6348] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6348] <... futex resumed>) = 0 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6350] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6348] <... futex resumed>) = 0 [pid 6348] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6350] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6349] write(1, "executing program\n", 18 [pid 6350] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6350] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6349] <... write resumed>) = 18 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6350] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6349] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6350] <... mmap resumed>) = 0x7f10d8975000 [pid 6349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6349] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6350] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... mprotect resumed>) = 0 [pid 6350] <... futex resumed>) = 1 [pid 6349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6348] <... futex resumed>) = 0 [pid 6350] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = 0 [pid 6350] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6348] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6351 attached [pid 6351] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] <... clone3 resumed> => {parent_tid=[102]}, 88) = 102 [pid 6350] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6348] <... futex resumed>) = 0 [pid 6350] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6348] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... rseq resumed>) = 0 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], [pid 6348] <... futex resumed>) = 0 [pid 6351] set_robust_list(0x7f10d89fa9a0, 24 [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6348] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] <... set_robust_list resumed>) = 0 [pid 6349] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] <... futex resumed>) = 0 [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6351] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6351] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6349] <... futex resumed>) = 0 [pid 6351] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6351] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6351] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6351] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6351] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6351] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6349] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6351] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6349] <... futex resumed>) = 0 [pid 6348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6351] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6349] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... io_uring_enter resumed>) = 4096 [pid 6349] <... futex resumed>) = 0 [pid 6349] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] close(3) = 0 [pid 6343] close(4) = 0 [pid 6343] close(5) = -1 EBADF (Bad file descriptor) [pid 6343] close(6) = -1 EBADF (Bad file descriptor) [pid 6345] <... futex resumed>) = 0 [pid 6345] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] close(7) = -1 EBADF (Bad file descriptor) [pid 6343] close(8) = -1 EBADF (Bad file descriptor) [pid 6343] close(9) = -1 EBADF (Bad file descriptor) [pid 6343] close(10) = -1 EBADF (Bad file descriptor) [pid 6343] close(11) = -1 EBADF (Bad file descriptor) [pid 6343] close(12) = -1 EBADF (Bad file descriptor) [pid 6343] close(13) = -1 EBADF (Bad file descriptor) [pid 6343] close(14) = -1 EBADF (Bad file descriptor) [pid 6343] close(15) = -1 EBADF (Bad file descriptor) [pid 6343] close(16) = -1 EBADF (Bad file descriptor) [pid 6343] close(17) = -1 EBADF (Bad file descriptor) [pid 6343] close(18) = -1 EBADF (Bad file descriptor) [pid 6343] close(19) = -1 EBADF (Bad file descriptor) [pid 6343] close(20) = -1 EBADF (Bad file descriptor) [pid 6343] close(21) = -1 EBADF (Bad file descriptor) [pid 6343] close(22) = -1 EBADF (Bad file descriptor) [pid 6343] close(23) = -1 EBADF (Bad file descriptor) [pid 6343] close(24) = -1 EBADF (Bad file descriptor) [pid 6343] close(25 [pid 6349] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6343] close(26) = -1 EBADF (Bad file descriptor) [pid 6343] close(27) = -1 EBADF (Bad file descriptor) [pid 6343] close(28) = -1 EBADF (Bad file descriptor) [pid 6343] close(29) = -1 EBADF (Bad file descriptor) [pid 6343] exit_group(0 [pid 6345] <... futex resumed>) = ? [pid 6343] <... exit_group resumed>) = ? [pid 6345] +++ exited with 0 +++ [pid 6343] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5875] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./45/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./45") = 0 [pid 5875] mkdir("./46", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 102 ./strace-static-x86_64: Process 6352 attached [pid 6352] set_robust_list(0x555593274760, 24) = 0 [pid 6352] chdir("./46") = 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 [pid 6352] write(1, "executing program\n", 18executing program ) = 18 [pid 6344] <... io_uring_enter resumed>) = 4096 [pid 6352] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6344] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6342] close(3) = 0 [pid 6342] close(4) = 0 [pid 6342] close(5) = -1 EBADF (Bad file descriptor) [pid 6342] close(6) = -1 EBADF (Bad file descriptor) [pid 6342] close(7) = -1 EBADF (Bad file descriptor) [pid 6342] close(8) = -1 EBADF (Bad file descriptor) [pid 6342] close(9) = -1 EBADF (Bad file descriptor) [pid 6342] close(10) = -1 EBADF (Bad file descriptor) [pid 6342] close(11) = -1 EBADF (Bad file descriptor) [pid 6352] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6342] close(12) = -1 EBADF (Bad file descriptor) [pid 6342] close(13 [pid 6352] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] close(14) = -1 EBADF (Bad file descriptor) [pid 6342] close(15) = -1 EBADF (Bad file descriptor) [pid 6342] close(16) = -1 EBADF (Bad file descriptor) [pid 6342] close(17) = -1 EBADF (Bad file descriptor) [pid 6342] close(18) = -1 EBADF (Bad file descriptor) [pid 6342] close(19) = -1 EBADF (Bad file descriptor) [pid 6342] close(20) = -1 EBADF (Bad file descriptor) [pid 6342] close(21) = -1 EBADF (Bad file descriptor) [pid 6342] close(22) = -1 EBADF (Bad file descriptor) [pid 6342] close(23) = -1 EBADF (Bad file descriptor) [pid 6342] close(24) = -1 EBADF (Bad file descriptor) [pid 6342] close(25) = -1 EBADF (Bad file descriptor) [pid 6342] close(26) = -1 EBADF (Bad file descriptor) [pid 6342] close(27) = -1 EBADF (Bad file descriptor) [pid 6342] close(28) = -1 EBADF (Bad file descriptor) [pid 6342] close(29) = -1 EBADF (Bad file descriptor) [pid 6342] exit_group(0 [pid 6352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6347] <... futex resumed>) = ? [pid 6344] <... futex resumed>) = ? [pid 6342] <... exit_group resumed>) = ? [pid 6344] +++ exited with 0 +++ [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6347] +++ exited with 0 +++ [pid 6342] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6352] <... mmap resumed>) = 0x7f10d89da000 [pid 6352] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5872] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6353 attached [pid 5872] newfstatat(3, "", [pid 6353] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6352] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6353] <... rseq resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6353] set_robust_list(0x7f10d89fa9a0, 24 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] <... set_robust_list resumed>) = 0 [pid 6352] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6352] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6353] <... openat resumed>) = 3 [pid 6353] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6353] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6353] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] newfstatat(AT_FDCWD, "./45/binderfs", [pid 6353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] <... futex resumed>) = 0 [pid 6353] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6352] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./45/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3 [pid 6353] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6350] <... io_uring_enter resumed>) = 4096 [pid 5872] <... close resumed>) = 0 [pid 5872] rmdir("./45") = 0 [pid 5872] mkdir("./46", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 101 ./strace-static-x86_64: Process 6354 attached [pid 6353] <... mmap resumed>) = 0x7f10d89b5000 [pid 6354] set_robust_list(0x555593274760, 24 [pid 6353] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6350] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] chdir("./46" [pid 6353] <... mmap resumed>) = 0x7f10d8975000 [pid 6352] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6348] close(3) = 0 [pid 6348] close(4) = 0 [pid 6348] close(5) = -1 EBADF (Bad file descriptor) [pid 6348] close(6) = -1 EBADF (Bad file descriptor) [pid 6348] close(7) = -1 EBADF (Bad file descriptor) [pid 6348] close(8 [pid 6350] <... futex resumed>) = 0 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6348] close(9) = -1 EBADF (Bad file descriptor) [pid 6348] close(10) = -1 EBADF (Bad file descriptor) [pid 6348] close(11) = -1 EBADF (Bad file descriptor) [pid 6348] close(12) = -1 EBADF (Bad file descriptor) [pid 6348] close(13) = -1 EBADF (Bad file descriptor) [pid 6348] close(14 [pid 6352] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] <... chdir resumed>) = 0 [pid 6353] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... futex resumed>) = 0 [pid 6348] close(15 [pid 6353] <... futex resumed>) = 0 [pid 6352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] close(16) = -1 EBADF (Bad file descriptor) [pid 6352] <... mmap resumed>) = 0x7f10d8954000 [pid 6353] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6348] close(17 [pid 6352] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] close(18) = -1 EBADF (Bad file descriptor) [pid 6352] <... mprotect resumed>) = 0 [pid 6348] close(19) = -1 EBADF (Bad file descriptor) [pid 6352] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6348] close(20) = -1 EBADF (Bad file descriptor) [pid 6348] close(21) = -1 EBADF (Bad file descriptor) [pid 6352] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6348] close(22 [pid 6354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0} [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6351] <... io_uring_enter resumed>) = 4096 [pid 6348] close(23) = -1 EBADF (Bad file descriptor) [pid 6348] close(24) = -1 EBADF (Bad file descriptor) [pid 6348] close(25) = -1 EBADF (Bad file descriptor) [pid 6348] close(26./strace-static-x86_64: Process 6355 attached [pid 6354] <... prctl resumed>) = 0 [pid 6352] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] setpgid(0, 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6348] close(27 [pid 6355] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053 [pid 6354] <... setpgid resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... rseq resumed>) = 0 [pid 6352] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] close(3 [pid 6348] close(28 [pid 6355] set_robust_list(0x7f10d89749a0, 24 [pid 6352] <... futex resumed>) = 0 [pid 6349] <... close resumed>) = 0 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6355] <... set_robust_list resumed>) = 0 [pid 6352] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] close(4 [pid 6348] close(29 [pid 6349] <... close resumed>) = 0 [pid 6348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] close(5 [pid 6348] exit_group(0 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] <... futex resumed>) = ? [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] <... exit_group resumed>) = ? [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6354] <... openat resumed>) = 3 [pid 6350] +++ exited with 0 +++ [pid 6349] close(6 [pid 6355] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 6349] close(7 [pid 6352] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6352] <... futex resumed>) = 1 [pid 6349] close(8 [pid 6352] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] close(9 [pid 6355] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6348] +++ exited with 0 +++ [pid 6349] close(10) = -1 EBADF (Bad file descriptor) [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6349] close(11 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] <... futex resumed>) = 0 [pid 6354] write(3, "1000", 4 [pid 6349] close(12) = -1 EBADF (Bad file descriptor) [pid 6349] close(13) = -1 EBADF (Bad file descriptor) [pid 6349] close(14) = -1 EBADF (Bad file descriptor) [pid 6349] close(15) = -1 EBADF (Bad file descriptor) [pid 6349] close(16) = -1 EBADF (Bad file descriptor) [pid 6349] close(17) = -1 EBADF (Bad file descriptor) [pid 6349] close(18) = -1 EBADF (Bad file descriptor) [pid 6349] close(19) = -1 EBADF (Bad file descriptor) [pid 6349] close(20) = -1 EBADF (Bad file descriptor) [pid 6349] close(21) = -1 EBADF (Bad file descriptor) [pid 6349] close(22) = -1 EBADF (Bad file descriptor) [pid 6349] close(23) = -1 EBADF (Bad file descriptor) [pid 6349] close(24) = -1 EBADF (Bad file descriptor) [pid 6349] close(25) = -1 EBADF (Bad file descriptor) [pid 6349] close(26) = -1 EBADF (Bad file descriptor) [pid 6349] close(27) = -1 EBADF (Bad file descriptor) [pid 6349] close(28) = -1 EBADF (Bad file descriptor) [pid 6349] close(29) = -1 EBADF (Bad file descriptor) [pid 6349] exit_group(0 [pid 6351] <... futex resumed>) = ? [pid 6349] <... exit_group resumed>) = ? [pid 5870] <... restart_syscall resumed>) = 0 [pid 5870] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, [pid 6351] +++ exited with 0 +++ [pid 6349] +++ exited with 0 +++ [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5870] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./44/binderfs", [pid 6354] <... write resumed>) = 4 [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6353] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] unlink("./44/binderfs") = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./44") = 0 [pid 5870] mkdir("./45", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6356 attached [pid 6356] set_robust_list(0x555593274760, 24 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 95 [pid 5874] <... restart_syscall resumed>) = 0 [pid 5874] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6356] <... set_robust_list resumed>) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6356] chdir("./45" [pid 5874] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6356] <... chdir resumed>) = 0 [pid 5874] unlink("./46/binderfs" [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] <... unlink resumed>) = 0 [pid 6356] <... prctl resumed>) = 0 [pid 5874] getdents64(3, [pid 6356] setpgid(0, 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6356] <... setpgid resumed>) = 0 [pid 5874] close(3 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] <... close resumed>) = 0 [pid 6356] <... openat resumed>) = 3 [pid 5874] rmdir("./46") = 0 [pid 6354] close(3 [pid 6353] <... futex resumed>) = 1 [pid 6352] <... futex resumed>) = 0 [pid 5874] mkdir("./47", 0777 [pid 6352] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... mkdir resumed>) = 0 [pid 6352] <... futex resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6352] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6357 attached [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 103 [pid 6357] set_robust_list(0x555593274760, 24 [pid 6356] write(3, "1000", 4 [pid 6357] <... set_robust_list resumed>) = 0 [pid 6356] <... write resumed>) = 4 [pid 6357] chdir("./47" [pid 6356] close(3 [pid 6357] <... chdir resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6356] symlink("/dev/binderfs", "./binderfs"executing program [pid 6357] <... prctl resumed>) = 0 [pid 6356] <... symlink resumed>) = 0 [pid 6357] setpgid(0, 0 [pid 6356] write(1, "executing program\n", 18 [pid 6357] <... setpgid resumed>) = 0 [pid 6356] <... write resumed>) = 18 [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... openat resumed>) = 3 [pid 6356] <... futex resumed>) = 0 [pid 6357] write(3, "1000", 4 [pid 6356] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6357] <... write resumed>) = 4 [pid 6356] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6357] close(3 [pid 6356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6357] <... close resumed>) = 0 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6357] symlink("/dev/binderfs", "./binderfs" [pid 6356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6357] <... symlink resumed>) = 0 [pid 6356] <... mmap resumed>) = 0x7f10d89da000 executing program [pid 6357] write(1, "executing program\n", 18 [pid 6356] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6357] <... write resumed>) = 18 [pid 6356] <... mprotect resumed>) = 0 [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6357] <... futex resumed>) = 0 [pid 6356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6357] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6358 attached [pid 6357] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6354] <... close resumed>) = 0 [pid 6353] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6357] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6356] <... clone3 resumed> => {parent_tid=[96]}, 88) = 96 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6356] rt_sigprocmask(SIG_SETMASK, [], [pid 6357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6357] <... mmap resumed>) = 0x7f10d89da000 [pid 6356] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6357] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6356] <... futex resumed>) = 0 [pid 6358] <... rseq resumed>) = 0 [pid 6357] <... mprotect resumed>) = 0 [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6358] set_robust_list(0x7f10d89fa9a0, 24 [pid 6357] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6358] <... set_robust_list resumed>) = 0 [pid 6357] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6358] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY./strace-static-x86_64: Process 6359 attached ) = 3 [pid 6357] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6359] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6358] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6359] <... rseq resumed>) = 0 [pid 6358] <... futex resumed>) = 1 [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6359] set_robust_list(0x7f10d89fa9a0, 24 [pid 6358] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... set_robust_list resumed>) = 0 [pid 6357] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 1 [pid 6359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6358] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6358] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6359] <... openat resumed>) = 3 [pid 6358] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6359] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] <... mmap resumed>) = 0x7f10d89b5000 [pid 6359] <... futex resumed>) = 1 [pid 6358] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6357] <... futex resumed>) = 0 [pid 6358] <... mmap resumed>) = 0x7f10d8975000 [pid 6357] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6358] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6358] <... futex resumed>) = 1 [pid 6356] <... futex resumed>) = 0 [pid 6359] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6356] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6358] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6359] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6358] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6358] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... mmap resumed>) = 0x7f10d89b5000 [pid 6358] <... futex resumed>) = 0 [pid 6356] <... futex resumed>) = 0 [pid 6358] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] symlink("/dev/binderfs", "./binderfs" [pid 6356] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6358] <... futex resumed>) = 0 [pid 6358] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6359] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6356] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] <... symlink resumed>) = 0 [pid 6359] <... mmap resumed>) = 0x7f10d8975000 [pid 6354] write(1, "executing program\n", 18 [pid 6359] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6359] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6357] <... futex resumed>) = 0 [pid 6354] <... write resumed>) = 18 [pid 6352] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6357] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 1 [pid 6359] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6359] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 1 [pid 6359] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6359] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6357] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = 0 [pid 6357] <... futex resumed>) = 1 [pid 6359] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6357] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6354] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6356] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6360 attached => {parent_tid=[102]}, 88) = 102 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6360] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6357] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6354] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... rseq resumed>) = 0 [pid 6360] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6360] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6360] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6354] <... futex resumed>) = 0 [pid 6360] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6354] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6354] <... futex resumed>) = 0 [pid 6360] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... mmap resumed>) = 0x7f10d89b5000 [pid 6360] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6360] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6354] <... futex resumed>) = 0 [pid 6354] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6354] <... futex resumed>) = 0 [pid 6354] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6354] <... futex resumed>) = 0 [pid 6354] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6354] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6354] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6353] <... io_uring_enter resumed>) = 4096 [pid 6353] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] close(3) = 0 [pid 6352] close(4) = 0 [pid 6352] close(5) = -1 EBADF (Bad file descriptor) [pid 6352] close(6) = -1 EBADF (Bad file descriptor) [pid 6352] close(7) = -1 EBADF (Bad file descriptor) [pid 6352] close(8) = -1 EBADF (Bad file descriptor) [pid 6352] close(9) = -1 EBADF (Bad file descriptor) [pid 6352] close(10) = -1 EBADF (Bad file descriptor) [pid 6352] close(11) = -1 EBADF (Bad file descriptor) [pid 6352] close(12) = -1 EBADF (Bad file descriptor) [pid 6352] close(13) = -1 EBADF (Bad file descriptor) [pid 6352] close(14) = -1 EBADF (Bad file descriptor) [pid 6352] close(15) = -1 EBADF (Bad file descriptor) [pid 6352] close(16) = -1 EBADF (Bad file descriptor) [pid 6352] close(17) = -1 EBADF (Bad file descriptor) [pid 6352] close(18) = -1 EBADF (Bad file descriptor) [pid 6352] close(19) = -1 EBADF (Bad file descriptor) [pid 6352] close(20) = -1 EBADF (Bad file descriptor) [pid 6352] close(21) = -1 EBADF (Bad file descriptor) [pid 6352] close(22) = -1 EBADF (Bad file descriptor) [pid 6352] close(23) = -1 EBADF (Bad file descriptor) [pid 6352] close(24) = -1 EBADF (Bad file descriptor) [pid 6352] close(25) = -1 EBADF (Bad file descriptor) [pid 6352] close(26) = -1 EBADF (Bad file descriptor) [pid 6352] close(27) = -1 EBADF (Bad file descriptor) [pid 6352] close(28) = -1 EBADF (Bad file descriptor) [pid 6352] close(29) = -1 EBADF (Bad file descriptor) [pid 6352] exit_group(0 [pid 6353] <... futex resumed>) = ? [pid 6352] <... exit_group resumed>) = ? [pid 6355] <... futex resumed>) = ? [pid 6353] +++ exited with 0 +++ [pid 6355] +++ exited with 0 +++ [pid 6352] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5875] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6359] <... io_uring_enter resumed>) = 4096 [pid 6358] <... io_uring_enter resumed>) = 4096 [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6359] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6358] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... openat resumed>) = 3 [pid 6359] <... futex resumed>) = 0 [pid 6357] close(3 [pid 6358] <... futex resumed>) = 0 [pid 6356] close(3 [pid 5875] newfstatat(3, "", [pid 6359] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6358] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] <... close resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 6357] close(4 [pid 6356] close(4 [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6357] <... close resumed>) = 0 [pid 6356] <... close resumed>) = 0 [pid 6357] close(5 [pid 5875] getdents64(3, [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(5 [pid 6357] close(6 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(6 [pid 5875] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6357] close(7 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(7 [pid 5875] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6357] close(8 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(8 [pid 5875] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] unlink("./46/binderfs" [pid 6356] close(9) = -1 EBADF (Bad file descriptor) [pid 6356] close(10) = -1 EBADF (Bad file descriptor) [pid 6356] close(11 [pid 5875] <... unlink resumed>) = 0 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(12) = -1 EBADF (Bad file descriptor) [pid 6357] close(9 [pid 6356] close(13 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(14 [pid 6357] close(10 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(15 [pid 6357] close(11 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(16 [pid 6357] close(12 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(17 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(13 [pid 6356] close(18 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(14 [pid 6356] close(19 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(15 [pid 6356] close(20 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(16 [pid 6356] close(21 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(17 [pid 6356] close(22 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(23 [pid 6357] close(18 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(24 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] getdents64(3, [pid 6356] close(25) = -1 EBADF (Bad file descriptor) [pid 6357] close(19 [pid 6356] close(26 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(3 [pid 6357] close(20 [pid 6356] close(27 [pid 5875] <... close resumed>) = 0 [pid 6360] <... io_uring_enter resumed>) = 4096 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] rmdir("./46" [pid 6360] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] close(21 [pid 6356] close(28 [pid 5875] <... rmdir resumed>) = 0 [pid 6354] close(3) = 0 [pid 6354] close(4) = 0 [pid 6354] close(5) = -1 EBADF (Bad file descriptor) [pid 6354] close(6) = -1 EBADF (Bad file descriptor) [pid 6354] close(7) = -1 EBADF (Bad file descriptor) [pid 6354] close(8) = -1 EBADF (Bad file descriptor) [pid 6354] close(9) = -1 EBADF (Bad file descriptor) [pid 6354] close(10) = -1 EBADF (Bad file descriptor) [pid 6354] close(11) = -1 EBADF (Bad file descriptor) [pid 6354] close(12) = -1 EBADF (Bad file descriptor) [pid 6354] close(13) = -1 EBADF (Bad file descriptor) [pid 6354] close(14) = -1 EBADF (Bad file descriptor) [pid 6354] close(15) = -1 EBADF (Bad file descriptor) [pid 6354] close(16) = -1 EBADF (Bad file descriptor) [pid 6354] close(17) = -1 EBADF (Bad file descriptor) [pid 6354] close(18) = -1 EBADF (Bad file descriptor) [pid 6354] close(19) = -1 EBADF (Bad file descriptor) [pid 6354] close(20) = -1 EBADF (Bad file descriptor) [pid 6354] close(21) = -1 EBADF (Bad file descriptor) [pid 6354] close(22) = -1 EBADF (Bad file descriptor) [pid 6354] close(23) = -1 EBADF (Bad file descriptor) [pid 6354] close(24) = -1 EBADF (Bad file descriptor) [pid 6354] close(25) = -1 EBADF (Bad file descriptor) [pid 6354] close(26) = -1 EBADF (Bad file descriptor) [pid 6354] close(27) = -1 EBADF (Bad file descriptor) [pid 6354] close(28) = -1 EBADF (Bad file descriptor) [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] close(29 [pid 6360] <... futex resumed>) = 0 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] close(29 [pid 6354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] mkdir("./47", 0777 [pid 6360] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] close(22 [pid 6356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] exit_group(0 [pid 6360] <... futex resumed>) = ? [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] exit_group(0 [pid 6354] <... exit_group resumed>) = ? [pid 5875] <... mkdir resumed>) = 0 [pid 6360] +++ exited with 0 +++ [pid 6358] <... futex resumed>) = ? [pid 6357] close(23 [pid 6356] <... exit_group resumed>) = ? [pid 6354] +++ exited with 0 +++ [pid 6358] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./46/binderfs" [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] +++ exited with 0 +++ [pid 5872] <... unlink resumed>) = 0 [pid 6357] close(24 [pid 5872] getdents64(3, [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6357] close(25 [pid 5872] close(3 [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] <... close resumed>) = 0 [pid 5870] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6361 attached [pid 6357] close(26 [pid 5872] rmdir("./46" [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 105 [pid 5872] <... rmdir resumed>) = 0 [pid 6357] close(27 [pid 5872] mkdir("./47", 0777 [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] set_robust_list(0x555593274760, 24 [pid 5872] <... mkdir resumed>) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 6357] close(28 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6357] close(29) = -1 EBADF (Bad file descriptor) [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 103 ./strace-static-x86_64: Process 6362 attached [pid 6361] <... set_robust_list resumed>) = 0 [pid 6357] exit_group(0 [pid 5870] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6359] <... futex resumed>) = ? [pid 6357] <... exit_group resumed>) = ? [pid 6362] set_robust_list(0x555593274760, 24 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6362] <... set_robust_list resumed>) = 0 [pid 6362] chdir("./47" [pid 6359] +++ exited with 0 +++ [pid 5870] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6362] <... chdir resumed>) = 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 [pid 6362] close(3) = 0 [pid 6362] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6361] chdir("./47" [pid 6357] +++ exited with 0 +++ [pid 5870] <... openat resumed>) = 3 [pid 6362] write(1, "executing program\n", 18 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6362] <... write resumed>) = 18 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5874] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6362] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6362] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5874] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... openat resumed>) = 3 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] newfstatat(3, "", [pid 6362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6362] <... mmap resumed>) = 0x7f10d89da000 [pid 5874] getdents64(3, [pid 6362] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6362] <... mprotect resumed>) = 0 [pid 5874] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6362] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6362] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] newfstatat(AT_FDCWD, "./47/binderfs", [pid 6362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6361] <... chdir resumed>) = 0 [pid 5874] unlink("./47/binderfs" [pid 5870] newfstatat(3, "", ./strace-static-x86_64: Process 6363 attached [pid 6362] <... clone3 resumed> => {parent_tid=[104]}, 88) = 104 [pid 6361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] <... unlink resumed>) = 0 [pid 6363] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6362] rt_sigprocmask(SIG_SETMASK, [], [pid 6361] <... prctl resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6363] <... rseq resumed>) = 0 [pid 6362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6361] setpgid(0, 0 [pid 5874] getdents64(3, [pid 6363] set_robust_list(0x7f10d89fa9a0, 24 [pid 6361] <... setpgid resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] getdents64(3, [pid 6363] <... set_robust_list resumed>) = 0 [pid 6362] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] close(3 [pid 6362] <... futex resumed>) = 0 [pid 5874] <... close resumed>) = 0 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] rmdir("./47" [pid 6363] rt_sigprocmask(SIG_SETMASK, [], [pid 6361] <... openat resumed>) = 3 [pid 5874] <... rmdir resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] mkdir("./48", 0777 [pid 6361] write(3, "1000", 4 [pid 5874] <... mkdir resumed>) = 0 [pid 5870] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6361] <... write resumed>) = 4 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6361] close(3./strace-static-x86_64: Process 6364 attached [pid 6363] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6361] <... close resumed>) = 0 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6364] set_robust_list(0x555593274760, 24 [pid 6363] <... openat resumed>) = 3 [pid 6361] symlink("/dev/binderfs", "./binderfs" [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 105 [pid 5870] newfstatat(AT_FDCWD, "./45/binderfs", executing program [pid 6364] <... set_robust_list resumed>) = 0 [pid 6363] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... symlink resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6364] chdir("./48" [pid 6363] <... futex resumed>) = 1 [pid 6362] <... futex resumed>) = 0 [pid 6361] write(1, "executing program\n", 18 [pid 5870] unlink("./45/binderfs" [pid 6362] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6361] <... write resumed>) = 18 [pid 6363] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 5870] <... unlink resumed>) = 0 [pid 6364] <... chdir resumed>) = 0 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] getdents64(3, [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6363] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6361] <... futex resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6364] <... prctl resumed>) = 0 [pid 6364] setpgid(0, 0) = 0 [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6361] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5870] close(3 [pid 6364] <... openat resumed>) = 3 [pid 6361] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5870] <... close resumed>) = 0 [pid 6363] <... mmap resumed>) = 0x7f10d89b5000 [pid 6361] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5870] rmdir("./45" [pid 6364] write(3, "1000", 4) = 4 [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] <... rmdir resumed>) = 0 [pid 6363] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5870] mkdir("./46", 0777 [pid 6361] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6364] close(3) = 0 [pid 6364] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6363] <... mmap resumed>) = 0x7f10d8975000 [pid 5870] <... mkdir resumed>) = 0 [pid 6361] <... mmap resumed>) = 0x7f10d89da000 [pid 6364] write(1, "executing program\n", 18 [pid 6361] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] <... write resumed>) = 18 [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6364] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6366 attached ./strace-static-x86_64: Process 6365 attached [pid 6361] <... mprotect resumed>) = 0 [pid 6363] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] set_robust_list(0x555593274760, 24 [pid 6364] <... clone3 resumed> => {parent_tid=[106]}, 88) = 106 [pid 6361] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 97 [pid 6366] <... set_robust_list resumed>) = 0 [pid 6363] <... futex resumed>) = 1 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6362] <... futex resumed>) = 0 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6362] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] chdir("./46" [pid 6363] <... futex resumed>) = 0 [pid 6361] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6364] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6362] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6365] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6365] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6365] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6366] <... chdir resumed>) = 0 [pid 6365] <... openat resumed>) = 3 [pid 6363] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6367 attached [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6365] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6363] <... futex resumed>) = 1 [pid 6362] <... futex resumed>) = 0 [pid 6361] <... clone3 resumed> => {parent_tid=[106]}, 88) = 106 [pid 6367] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6365] <... futex resumed>) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6362] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... rseq resumed>) = 0 [pid 6365] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6364] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6362] <... futex resumed>) = 0 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] set_robust_list(0x7f10d89fa9a0, 24 [pid 6365] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6364] <... futex resumed>) = 0 [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] <... prctl resumed>) = 0 [pid 6365] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6362] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6365] <... mmap resumed>) = 0x7f10d89b5000 [pid 6361] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6365] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6361] <... futex resumed>) = 0 [pid 6367] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6365] <... mmap resumed>) = 0x7f10d8975000 [pid 6367] <... openat resumed>) = 3 [pid 6365] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6365] <... futex resumed>) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 1 [pid 6365] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 0 [pid 6367] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6365] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6365] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6361] <... futex resumed>) = 0 [pid 6367] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6364] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6365] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = 1 [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... mmap resumed>) = 0x7f10d89b5000 [pid 6365] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6365] <... futex resumed>) = 0 [pid 6364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] <... mmap resumed>) = 0x7f10d8975000 [pid 6366] setpgid(0, 0 [pid 6365] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6364] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... setpgid resumed>) = 0 [pid 6364] <... futex resumed>) = 0 [pid 6367] <... futex resumed>) = 1 [pid 6364] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... futex resumed>) = 0 [pid 6367] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... futex resumed>) = 0 [pid 6361] <... futex resumed>) = 0 [pid 6367] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6361] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6367] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6361] <... futex resumed>) = 0 [pid 6361] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6361] <... futex resumed>) = 0 [pid 6361] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 [pid 6362] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6366] <... close resumed>) = 0 [pid 6366] symlink("/dev/binderfs", "./binderfs" [pid 6364] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6366] <... symlink resumed>) = 0 [pid 6366] write(1, "executing program\n", 18 [pid 6361] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6366] <... write resumed>) = 18 [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6366] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[98]}, 88) = 98 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6366] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6368 attached ) = 0 [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6368] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6368] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6368] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6368] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6368] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6368] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6368] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6368] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 1 [pid 6368] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] <... futex resumed>) = 0 [pid 6368] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6368] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6366] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 1 [pid 6368] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6366] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6363] <... io_uring_enter resumed>) = 4096 [pid 6363] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6362] close(3 [pid 6363] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6362] <... close resumed>) = 0 [pid 6362] close(4 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6362] <... close resumed>) = 0 [pid 6362] close(5) = -1 EBADF (Bad file descriptor) [pid 6362] close(6) = -1 EBADF (Bad file descriptor) [pid 6362] close(7) = -1 EBADF (Bad file descriptor) [pid 6362] close(8) = -1 EBADF (Bad file descriptor) [pid 6362] close(9) = -1 EBADF (Bad file descriptor) [pid 6362] close(10) = -1 EBADF (Bad file descriptor) [pid 6362] close(11) = -1 EBADF (Bad file descriptor) [pid 6362] close(12) = -1 EBADF (Bad file descriptor) [pid 6362] close(13) = -1 EBADF (Bad file descriptor) [pid 6362] close(14) = -1 EBADF (Bad file descriptor) [pid 6362] close(15) = -1 EBADF (Bad file descriptor) [pid 6362] close(16) = -1 EBADF (Bad file descriptor) [pid 6362] close(17) = -1 EBADF (Bad file descriptor) [pid 6362] close(18) = -1 EBADF (Bad file descriptor) [pid 6362] close(19) = -1 EBADF (Bad file descriptor) [pid 6362] close(20) = -1 EBADF (Bad file descriptor) [pid 6362] close(21) = -1 EBADF (Bad file descriptor) [pid 6362] close(22) = -1 EBADF (Bad file descriptor) [pid 6362] close(23) = -1 EBADF (Bad file descriptor) [pid 6362] close(24) = -1 EBADF (Bad file descriptor) [pid 6362] close(25) = -1 EBADF (Bad file descriptor) [pid 6362] close(26) = -1 EBADF (Bad file descriptor) [pid 6362] close(27) = -1 EBADF (Bad file descriptor) [pid 6362] close(28) = -1 EBADF (Bad file descriptor) [pid 6362] close(29) = -1 EBADF (Bad file descriptor) [pid 6362] exit_group(0 [pid 6363] <... futex resumed>) = ? [pid 6362] <... exit_group resumed>) = ? [pid 6363] +++ exited with 0 +++ [pid 6362] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", [pid 6365] <... io_uring_enter resumed>) = 4096 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6365] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] close(3 [pid 5872] getdents64(3, [pid 6361] <... close resumed>) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6361] close(4 [pid 5872] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6361] <... close resumed>) = 0 [pid 6361] close(5 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6365] <... futex resumed>) = 0 [pid 5872] newfstatat(AT_FDCWD, "./47/binderfs", [pid 6365] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6361] close(6) = -1 EBADF (Bad file descriptor) [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6361] close(7 [pid 5872] unlink("./47/binderfs" [pid 6364] close(3 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... io_uring_enter resumed>) = 4096 [pid 6364] <... close resumed>) = 0 [pid 6361] close(8 [pid 5872] <... unlink resumed>) = 0 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] close(4 [pid 5872] getdents64(3, [pid 6367] <... futex resumed>) = 0 [pid 6364] <... close resumed>) = 0 [pid 6361] close(9 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6367] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6364] close(5 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(3 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(10 [pid 6364] close(6 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... close resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(11 [pid 5872] rmdir("./47" [pid 6364] close(7 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... rmdir resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(12 [pid 5872] mkdir("./48", 0777 [pid 6364] close(8 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdir resumed>) = 0 [pid 6361] close(13 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(9 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(14 [pid 6364] close(10 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(15 [pid 6364] close(11 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(16 [pid 6364] close(12 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(17 [pid 6364] close(13 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(18 [pid 6364] close(14 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(19 [pid 6364] close(15 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(20./strace-static-x86_64: Process 6369 attached [pid 6364] close(16 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] set_robust_list(0x555593274760, 24) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(21 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 105 [pid 6369] chdir("./48" [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(17 [pid 6361] close(22 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(18 [pid 6361] close(23 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(19 [pid 6361] close(24 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(20 [pid 6361] close(25 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(21 [pid 6361] close(26 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(22 [pid 6361] close(27 [pid 6369] <... chdir resumed>) = 0 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] close(28 [pid 6369] <... prctl resumed>) = 0 [pid 6364] close(23 [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] setpgid(0, 0 [pid 6361] close(29 [pid 6369] <... setpgid resumed>) = 0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6364] close(24 [pid 6361] exit_group(0 [pid 6364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... futex resumed>) = ? [pid 6361] <... exit_group resumed>) = ? [pid 6364] close(25) = -1 EBADF (Bad file descriptor) [pid 6364] close(26) = -1 EBADF (Bad file descriptor) [pid 6364] close(27) = -1 EBADF (Bad file descriptor) [pid 6364] close(28) = -1 EBADF (Bad file descriptor) [pid 6364] close(29) = -1 EBADF (Bad file descriptor) [pid 6364] exit_group(0) = ? [pid 6365] <... futex resumed>) = ? [pid 6365] +++ exited with 0 +++ [pid 6364] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] +++ exited with 0 +++ [pid 6361] +++ exited with 0 +++ [pid 5874] <... restart_syscall resumed>) = 0 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 5874] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./48/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./48") = 0 [pid 5875] <... restart_syscall resumed>) = 0 [pid 5874] mkdir("./49", 0777) = 0 [pid 5875] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6369] <... openat resumed>) = 3 [pid 5875] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6370 attached [pid 6369] write(3, "1000", 4 [pid 5875] <... openat resumed>) = 3 [pid 6369] <... write resumed>) = 4 [pid 5875] newfstatat(3, "", [pid 6369] close(3 [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6370] set_robust_list(0x555593274760, 24 [pid 6369] <... close resumed>) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 107 [pid 5875] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6369] symlink("/dev/binderfs", "./binderfs" [pid 5875] unlink("./47/binderfs" [pid 6369] <... symlink resumed>) = 0 [pid 5875] <... unlink resumed>) = 0 executing program [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] write(1, "executing program\n", 18 [pid 5875] getdents64(3, [pid 6369] <... write resumed>) = 18 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6370] chdir("./49" [pid 5875] close(3 [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... close resumed>) = 0 [pid 6370] <... chdir resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 6368] <... io_uring_enter resumed>) = 4096 [pid 5875] rmdir("./47" [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6369] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6368] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] close(3) = 0 [pid 6366] close(4) = 0 [pid 6366] close(5) = -1 EBADF (Bad file descriptor) [pid 6366] close(6) = -1 EBADF (Bad file descriptor) [pid 6366] close(7) = -1 EBADF (Bad file descriptor) [pid 6366] close(8) = -1 EBADF (Bad file descriptor) [pid 6366] close(9) = -1 EBADF (Bad file descriptor) [pid 6366] close(10) = -1 EBADF (Bad file descriptor) [pid 6366] close(11) = -1 EBADF (Bad file descriptor) [pid 6366] close(12) = -1 EBADF (Bad file descriptor) [pid 6366] close(13) = -1 EBADF (Bad file descriptor) [pid 6366] close(14) = -1 EBADF (Bad file descriptor) [pid 6366] close(15) = -1 EBADF (Bad file descriptor) [pid 6366] close(16 [pid 5875] <... rmdir resumed>) = 0 [pid 6369] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6370] <... prctl resumed>) = 0 [pid 6369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6368] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] mkdir("./48", 0777 [pid 6370] setpgid(0, 0 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6366] close(17 [pid 6370] <... setpgid resumed>) = 0 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... mkdir resumed>) = 0 [pid 6369] <... mmap resumed>) = 0x7f10d89da000 [pid 6366] close(18) = -1 EBADF (Bad file descriptor) [pid 6366] close(19) = -1 EBADF (Bad file descriptor) [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6366] close(20 [pid 6369] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6366] close(21 [pid 6369] <... mprotect resumed>) = 0 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] close(22) = -1 EBADF (Bad file descriptor) [pid 6366] close(23) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6371 attached [pid 6370] <... openat resumed>) = 3 [pid 6369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6366] close(24 [pid 6370] write(3, "1000", 4 [pid 6369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 107 [pid 6370] <... write resumed>) = 4 [pid 6369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6366] close(25 [pid 6370] close(3 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6366] close(26./strace-static-x86_64: Process 6372 attached [pid 6370] <... close resumed>) = 0 [pid 6369] <... clone3 resumed> => {parent_tid=[106]}, 88) = 106 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6372] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6370] symlink("/dev/binderfs", "./binderfs" [pid 6369] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] close(27 [pid 6372] <... rseq resumed>) = 0 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6372] set_robust_list(0x7f10d89fa9a0, 24 [pid 6370] <... symlink resumed>) = 0 [pid 6369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] close(28 [pid 6371] set_robust_list(0x555593274760, 24 [pid 6370] write(1, "executing program\n", 18 [pid 6369] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... set_robust_list resumed>) = 0 [pid 6366] close(29 [pid 6369] <... futex resumed>) = 0 [pid 6370] <... write resumed>) = 18 [pid 6371] chdir("./48" [pid 6366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... chdir resumed>) = 0 [pid 6366] exit_group(0 [pid 6371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6366] <... exit_group resumed>) = ? [pid 6371] <... prctl resumed>) = 0 [pid 6372] <... set_robust_list resumed>) = 0 [pid 6371] setpgid(0, 0 [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... futex resumed>) = ? [pid 6372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 6372] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6371] <... setpgid resumed>) = 0 [pid 6370] <... futex resumed>) = 0 [pid 6368] +++ exited with 0 +++ [pid 6366] +++ exited with 0 +++ [pid 6371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6371] <... openat resumed>) = 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", 18) = 18 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6371] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6371] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6371] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6373 attached [pid 6372] <... openat resumed>) = 3 [pid 6370] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6372] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] <... clone3 resumed> => {parent_tid=[108]}, 88) = 108 [pid 6370] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6372] <... futex resumed>) = 1 [pid 6369] <... futex resumed>) = 0 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6372] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6369] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6371] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6371] <... futex resumed>) = 0 [pid 6370] <... mmap resumed>) = 0x7f10d89da000 [pid 6369] <... futex resumed>) = 0 [pid 6373] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6373] <... rseq resumed>) = 0 [pid 6372] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6370] <... mprotect resumed>) = 0 [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6372] <... mmap resumed>) = 0x7f10d89b5000 [pid 6372] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6370] <... clone3 resumed> => {parent_tid=[108]}, 88) = 108 ./strace-static-x86_64: Process 6374 attached [pid 6372] <... mmap resumed>) = 0x7f10d8975000 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] set_robust_list(0x7f10d89fa9a0, 24 [pid 6370] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6373] <... set_robust_list resumed>) = 0 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6373] rt_sigprocmask(SIG_SETMASK, [], [pid 5870] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6374] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6370] <... futex resumed>) = 0 [pid 5870] <... openat resumed>) = 3 [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6372] <... futex resumed>) = 1 [pid 6369] <... futex resumed>) = 0 [pid 5870] newfstatat(3, "", [pid 6369] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6373] <... openat resumed>) = 3 [pid 5870] getdents64(3, [pid 6373] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6373] <... futex resumed>) = 1 [pid 6371] <... futex resumed>) = 0 [pid 5870] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6373] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] <... futex resumed>) = 0 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6374] <... rseq resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = 1 [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] newfstatat(AT_FDCWD, "./46/binderfs", [pid 6373] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6374] set_robust_list(0x7f10d89fa9a0, 24 [pid 6372] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6374] <... set_robust_list resumed>) = 0 [pid 6372] <... futex resumed>) = 1 [pid 6369] <... futex resumed>) = 0 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], [pid 6372] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] unlink("./46/binderfs" [pid 6373] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 0 [pid 5870] <... unlink resumed>) = 0 [pid 6374] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6373] <... mmap resumed>) = 0x7f10d89b5000 [pid 6372] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] getdents64(3, [pid 6373] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6374] <... openat resumed>) = 3 [pid 6373] <... mmap resumed>) = 0x7f10d8975000 [pid 6369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] close(3 [pid 6373] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... close resumed>) = 0 [pid 6373] <... futex resumed>) = 1 [pid 6371] <... futex resumed>) = 0 [pid 5870] rmdir("./46" [pid 6373] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6374] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... rmdir resumed>) = 0 [pid 6374] <... futex resumed>) = 1 [pid 6373] <... futex resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6369] <... futex resumed>) = 1 [pid 5870] mkdir("./47", 0777 [pid 6373] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6370] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6369] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] <... futex resumed>) = 0 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] <... futex resumed>) = 0 [pid 5870] <... mkdir resumed>) = 0 [pid 6373] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6374] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6374] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6374] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 ./strace-static-x86_64: Process 6375 attached [pid 6374] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... futex resumed>) = 0 [pid 6370] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 99 [pid 6373] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = 1 [pid 6375] set_robust_list(0x555593274760, 24 [pid 6373] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... set_robust_list resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6370] <... futex resumed>) = 0 [pid 6371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6371] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] <... futex resumed>) = 1 [pid 6373] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6371] <... futex resumed>) = 0 [pid 6374] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] <... futex resumed>) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6370] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6370] <... futex resumed>) = 0 [pid 6370] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6374] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6375] chdir("./47") = 0 [pid 6369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6375] setpgid(0, 0 [pid 6371] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6375] <... setpgid resumed>) = 0 [pid 6371] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6370] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6370] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6375] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6375] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6375] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6375] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6376 attached [pid 6376] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6375] <... clone3 resumed> => {parent_tid=[100]}, 88) = 100 [pid 6376] <... rseq resumed>) = 0 [pid 6375] rt_sigprocmask(SIG_SETMASK, [], [pid 6376] set_robust_list(0x7f10d89fa9a0, 24 [pid 6375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6375] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... set_robust_list resumed>) = 0 [pid 6375] <... futex resumed>) = 0 [pid 6375] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6376] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6376] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6376] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] <... futex resumed>) = 0 [pid 6376] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6375] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6376] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6376] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6376] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6375] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6375] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6375] <... futex resumed>) = 0 [pid 6376] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6376] <... futex resumed>) = 0 [pid 6375] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6375] <... futex resumed>) = 0 [pid 6375] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6371] close(3) = 0 [pid 6371] close(4) = 0 [pid 6371] close(5) = -1 EBADF (Bad file descriptor) [pid 6369] close(3 [pid 6371] close(6 [pid 6369] <... close resumed>) = 0 [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(4 [pid 6371] close(7 [pid 6369] <... close resumed>) = 0 [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(5 [pid 6371] close(8 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(6 [pid 6371] close(9 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(7 [pid 6371] close(10 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(8 [pid 6371] close(11 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(9 [pid 6371] close(12 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(10 [pid 6371] close(13 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(11 [pid 6371] close(14 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] close(15) = -1 EBADF (Bad file descriptor) [pid 6371] close(16) = -1 EBADF (Bad file descriptor) [pid 6369] close(12 [pid 6371] close(17 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(13 [pid 6371] close(18 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(14 [pid 6371] close(19 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(15 [pid 6371] close(20 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(16 [pid 6371] close(21 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(17 [pid 6371] close(22 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(18 [pid 6371] close(23 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(19 [pid 6371] close(24 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] close(25) = -1 EBADF (Bad file descriptor) [pid 6371] close(26 [pid 6375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(20 [pid 6371] close(27 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(21 [pid 6371] close(28 [pid 6370] close(3 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = 0 [pid 6369] close(22 [pid 6373] <... io_uring_enter resumed>) = 4096 [pid 6371] close(29 [pid 6370] close(4 [pid 6371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6371] exit_group(0 [pid 6370] <... close resumed>) = 0 [pid 6371] <... exit_group resumed>) = ? [pid 6370] close(5 [pid 6369] close(23 [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(6) = -1 EBADF (Bad file descriptor) [pid 6369] close(24 [pid 6370] close(7 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(25 [pid 6370] close(8 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(26 [pid 6370] close(9 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(27 [pid 6370] close(10 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(28 [pid 6370] close(11 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] close(29 [pid 6370] close(12 [pid 6369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6369] exit_group(0 [pid 6370] close(13 [pid 6369] <... exit_group resumed>) = ? [pid 6370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] close(14) = -1 EBADF (Bad file descriptor) [pid 6370] close(15) = -1 EBADF (Bad file descriptor) [pid 6370] close(16) = -1 EBADF (Bad file descriptor) [pid 6370] close(17) = -1 EBADF (Bad file descriptor) [pid 6370] close(18) = -1 EBADF (Bad file descriptor) [pid 6370] close(19) = -1 EBADF (Bad file descriptor) [pid 6370] close(20) = -1 EBADF (Bad file descriptor) [pid 6370] close(21) = -1 EBADF (Bad file descriptor) [pid 6370] close(22) = -1 EBADF (Bad file descriptor) [pid 6370] close(23) = -1 EBADF (Bad file descriptor) [pid 6370] close(24) = -1 EBADF (Bad file descriptor) [pid 6370] close(25) = -1 EBADF (Bad file descriptor) [pid 6370] close(26) = -1 EBADF (Bad file descriptor) [pid 6370] close(27) = -1 EBADF (Bad file descriptor) [pid 6370] close(28) = -1 EBADF (Bad file descriptor) [pid 6370] close(29) = -1 EBADF (Bad file descriptor) [pid 6370] exit_group(0 [pid 6373] +++ exited with 0 +++ [pid 6371] +++ exited with 0 +++ [pid 6370] <... exit_group resumed>) = ? [pid 6372] <... io_uring_enter resumed>) = ? [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5875] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./48/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./48") = 0 [pid 5875] mkdir("./49", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 109 ./strace-static-x86_64: Process 6377 attached [pid 6372] +++ exited with 0 +++ [pid 6369] +++ exited with 0 +++ [pid 6377] set_robust_list(0x555593274760, 24 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6377] <... set_robust_list resumed>) = 0 [pid 6377] chdir("./49") = 0 [pid 5872] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... openat resumed>) = 3 [pid 5872] newfstatat(3, "", [pid 6377] <... prctl resumed>) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6377] setpgid(0, 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6377] <... setpgid resumed>) = 0 [pid 5872] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./48/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./48") = 0 [pid 6377] <... openat resumed>) = 3 [pid 5872] mkdir("./49", 0777 [pid 6377] write(3, "1000", 4 [pid 5872] <... mkdir resumed>) = 0 [pid 6377] <... write resumed>) = 4 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6378 attached , child_tidptr=0x555593274750) = 107 [pid 6378] set_robust_list(0x555593274760, 24 [pid 6377] close(3 [pid 6378] <... set_robust_list resumed>) = 0 [pid 6377] <... close resumed>) = 0 [pid 6378] chdir("./49" [pid 6377] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6378] <... chdir resumed>) = 0 [pid 6377] write(1, "executing program\n", 18) = 18 [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6378] <... prctl resumed>) = 0 [pid 6378] setpgid(0, 0) = 0 [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6374] <... io_uring_enter resumed>) = ? [pid 6378] write(3, "1000", 4 [pid 6377] <... futex resumed>) = 0 [pid 6374] +++ exited with 0 +++ [pid 6370] +++ exited with 0 +++ [pid 6378] <... write resumed>) = 4 [pid 6377] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6378] close(3 [pid 6377] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6378] <... close resumed>) = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6378] symlink("/dev/binderfs", "./binderfs" [pid 5874] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6378] <... symlink resumed>) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6378] write(1, "executing program\n", 18 [pid 5874] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6378] <... write resumed>) = 18 [pid 6377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... openat resumed>) = 3 [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] newfstatat(3, "", [pid 6378] <... futex resumed>) = 0 [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6378] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6377] <... mmap resumed>) = 0x7f10d89da000 [pid 5874] getdents64(3, [pid 6378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6377] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6377] <... mprotect resumed>) = 0 [pid 6378] <... mmap resumed>) = 0x7f10d89da000 [pid 5874] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6378] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6378] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] newfstatat(AT_FDCWD, "./49/binderfs", [pid 6378] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5874] unlink("./49/binderfs"./strace-static-x86_64: Process 6379 attached ) = 0 [pid 6378] <... clone3 resumed> => {parent_tid=[108]}, 88) = 108 [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6379] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6378] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] getdents64(3, [pid 6378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6378] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] close(3 [pid 6378] <... futex resumed>) = 0 [pid 5874] <... close resumed>) = 0 [pid 6379] <... rseq resumed>) = 0 [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] rmdir("./49" [pid 6379] set_robust_list(0x7f10d89fa9a0, 24 [pid 5874] <... rmdir resumed>) = 0 [pid 5874] mkdir("./50", 0777) = 0 [pid 6379] <... set_robust_list resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 109 [pid 6379] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY./strace-static-x86_64: Process 6380 attached ) = 3 [pid 6380] set_robust_list(0x555593274760, 24 [pid 6379] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6379] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6378] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... set_robust_list resumed>) = 0 [pid 6379] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6378] <... futex resumed>) = 0 [pid 6380] chdir("./50" [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... chdir resumed>) = 0 [pid 6379] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6379] <... mmap resumed>) = 0x7f10d89b5000 [pid 6380] <... prctl resumed>) = 0 [pid 6379] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6380] setpgid(0, 0 [pid 6379] <... mmap resumed>) = 0x7f10d8975000 [pid 6380] <... setpgid resumed>) = 0 [pid 6379] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6379] <... futex resumed>) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6378] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... openat resumed>) = 3 [pid 6379] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] write(3, "1000", 4 [pid 6379] <... futex resumed>) = 1 [pid 6378] <... futex resumed>) = 0 [pid 6380] <... write resumed>) = 4 [pid 6378] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] close(3 [pid 6378] <... futex resumed>) = 0 [pid 6380] <... close resumed>) = 0 [pid 6378] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6380] write(1, "executing program\n", 18 [pid 6379] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6380] <... write resumed>) = 18 ./strace-static-x86_64: Process 6381 attached [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6380] <... futex resumed>) = 0 [pid 6377] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 6381] <... rseq resumed>) = 0 [pid 6380] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6381] set_robust_list(0x7f10d89fa9a0, 24 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] <... set_robust_list resumed>) = 0 [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] <... mmap resumed>) = 0x7f10d89da000 [pid 6377] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6381] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6380] <... mprotect resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6381] <... openat resumed>) = 3 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[110]}, 88) = 110 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6380] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6382 attached [pid 6382] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6381] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6376] <... io_uring_enter resumed>) = 4096 [pid 6381] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6377] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... rseq resumed>) = 0 [pid 6381] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6378] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6382] set_robust_list(0x7f10d89fa9a0, 24 [pid 6381] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6382] <... set_robust_list resumed>) = 0 [pid 6381] <... mmap resumed>) = 0x7f10d89b5000 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], [pid 6381] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... mmap resumed>) = 0x7f10d8975000 [pid 6382] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6381] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6376] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6381] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6376] <... futex resumed>) = 0 [pid 6377] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... openat resumed>) = 3 [pid 6377] <... futex resumed>) = 0 [pid 6376] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6382] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] <... futex resumed>) = 0 [pid 6375] close(3 [pid 6380] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 1 [pid 6382] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6375] <... close resumed>) = 0 [pid 6375] close(4 [pid 6382] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6375] <... close resumed>) = 0 [pid 6382] <... mmap resumed>) = 0x7f10d89b5000 [pid 6375] close(5 [pid 6382] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6381] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6382] <... mmap resumed>) = 0x7f10d8975000 [pid 6381] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6375] close(6 [pid 6381] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6375] close(7 [pid 6381] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6375] close(8 [pid 6377] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 1 [pid 6375] close(9 [pid 6381] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6377] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6382] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6375] close(10 [pid 6382] <... futex resumed>) = 1 [pid 6380] <... futex resumed>) = 0 [pid 6382] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6382] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6380] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = 1 [pid 6382] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6382] <... futex resumed>) = 0 [pid 6380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6382] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6380] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6375] close(11) = -1 EBADF (Bad file descriptor) [pid 6375] close(12) = -1 EBADF (Bad file descriptor) [pid 6375] close(13) = -1 EBADF (Bad file descriptor) [pid 6375] close(14) = -1 EBADF (Bad file descriptor) [pid 6375] close(15) = -1 EBADF (Bad file descriptor) [pid 6375] close(16) = -1 EBADF (Bad file descriptor) [pid 6375] close(17) = -1 EBADF (Bad file descriptor) [pid 6375] close(18) = -1 EBADF (Bad file descriptor) [pid 6375] close(19) = -1 EBADF (Bad file descriptor) [pid 6375] close(20) = -1 EBADF (Bad file descriptor) [pid 6375] close(21) = -1 EBADF (Bad file descriptor) [pid 6375] close(22) = -1 EBADF (Bad file descriptor) [pid 6375] close(23) = -1 EBADF (Bad file descriptor) [pid 6375] close(24) = -1 EBADF (Bad file descriptor) [pid 6375] close(25) = -1 EBADF (Bad file descriptor) [pid 6375] close(26) = -1 EBADF (Bad file descriptor) [pid 6375] close(27) = -1 EBADF (Bad file descriptor) [pid 6375] close(28) = -1 EBADF (Bad file descriptor) [pid 6375] close(29) = -1 EBADF (Bad file descriptor) [pid 6375] exit_group(0 [pid 6376] <... futex resumed>) = ? [pid 6375] <... exit_group resumed>) = ? [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6376] +++ exited with 0 +++ [pid 6375] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5870] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", [pid 6380] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6380] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5870] getdents64(3, [pid 6380] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./47/binderfs") = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./47") = 0 [pid 5870] mkdir("./48", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6383 attached [pid 6383] set_robust_list(0x555593274760, 24 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 101 [pid 6383] <... set_robust_list resumed>) = 0 [pid 6383] chdir("./48") = 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"executing program ) = 0 [pid 6383] write(1, "executing program\n", 18) = 18 [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6383] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6383] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6384 attached => {parent_tid=[102]}, 88) = 102 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6384] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6384] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6383] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] rt_sigprocmask(SIG_SETMASK, [], [pid 6383] <... futex resumed>) = 0 [pid 6384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6384] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6384] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] <... futex resumed>) = 0 [pid 6383] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 1 [pid 6384] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6384] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6384] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6384] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6383] <... futex resumed>) = 0 [pid 6384] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 0 [pid 6384] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = 1 [pid 6384] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6384] <... futex resumed>) = 0 [pid 6383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6384] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6383] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6383] <... futex resumed>) = 0 [pid 6384] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6383] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6379] <... io_uring_enter resumed>) = 4096 [pid 6379] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6378] close(3 [pid 6382] <... io_uring_enter resumed>) = 4096 [pid 6379] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6378] <... close resumed>) = 0 [pid 6378] close(4) = 0 [pid 6378] close(5) = -1 EBADF (Bad file descriptor) [pid 6378] close(6) = -1 EBADF (Bad file descriptor) [pid 6378] close(7) = -1 EBADF (Bad file descriptor) [pid 6378] close(8) = -1 EBADF (Bad file descriptor) [pid 6378] close(9) = -1 EBADF (Bad file descriptor) [pid 6378] close(10) = -1 EBADF (Bad file descriptor) [pid 6378] close(11) = -1 EBADF (Bad file descriptor) [pid 6378] close(12) = -1 EBADF (Bad file descriptor) [pid 6378] close(13) = -1 EBADF (Bad file descriptor) [pid 6378] close(14) = -1 EBADF (Bad file descriptor) [pid 6378] close(15) = -1 EBADF (Bad file descriptor) [pid 6378] close(16) = -1 EBADF (Bad file descriptor) [pid 6378] close(17) = -1 EBADF (Bad file descriptor) [pid 6378] close(18) = -1 EBADF (Bad file descriptor) [pid 6378] close(19) = -1 EBADF (Bad file descriptor) [pid 6378] close(20) = -1 EBADF (Bad file descriptor) [pid 6378] close(21 [pid 6381] <... io_uring_enter resumed>) = 4096 [pid 6378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6378] close(22) = -1 EBADF (Bad file descriptor) [pid 6378] close(23) = -1 EBADF (Bad file descriptor) [pid 6378] close(24) = -1 EBADF (Bad file descriptor) [pid 6378] close(25) = -1 EBADF (Bad file descriptor) [pid 6378] close(26) = -1 EBADF (Bad file descriptor) [pid 6378] close(27) = -1 EBADF (Bad file descriptor) [pid 6378] close(28) = -1 EBADF (Bad file descriptor) [pid 6378] close(29) = -1 EBADF (Bad file descriptor) [pid 6378] exit_group(0) = ? [pid 6379] <... futex resumed>) = ? [pid 6381] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6381] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6377] close(3) = 0 [pid 6377] close(4) = 0 [pid 6377] close(5) = -1 EBADF (Bad file descriptor) [pid 6377] close(6) = -1 EBADF (Bad file descriptor) [pid 6377] close(7) = -1 EBADF (Bad file descriptor) [pid 6377] close(8) = -1 EBADF (Bad file descriptor) [pid 6377] close(9) = -1 EBADF (Bad file descriptor) [pid 6377] close(10) = -1 EBADF (Bad file descriptor) [pid 6377] close(11) = -1 EBADF (Bad file descriptor) [pid 6377] close(12) = -1 EBADF (Bad file descriptor) [pid 6377] close(13) = -1 EBADF (Bad file descriptor) [pid 6377] close(14) = -1 EBADF (Bad file descriptor) [pid 6377] close(15) = -1 EBADF (Bad file descriptor) [pid 6377] close(16) = -1 EBADF (Bad file descriptor) [pid 6377] close(17) = -1 EBADF (Bad file descriptor) [pid 6377] close(18) = -1 EBADF (Bad file descriptor) [pid 6377] close(19) = -1 EBADF (Bad file descriptor) [pid 6377] close(20) = -1 EBADF (Bad file descriptor) [pid 6377] close(21) = -1 EBADF (Bad file descriptor) [pid 6377] close(22) = -1 EBADF (Bad file descriptor) [pid 6377] close(23) = -1 EBADF (Bad file descriptor) [pid 6377] close(24) = -1 EBADF (Bad file descriptor) [pid 6377] close(25) = -1 EBADF (Bad file descriptor) [pid 6377] close(26) = -1 EBADF (Bad file descriptor) [pid 6377] close(27) = -1 EBADF (Bad file descriptor) [pid 6377] close(28) = -1 EBADF (Bad file descriptor) [pid 6377] close(29) = -1 EBADF (Bad file descriptor) [pid 6377] exit_group(0 [pid 6381] <... futex resumed>) = ? [pid 6377] <... exit_group resumed>) = ? [pid 6381] +++ exited with 0 +++ [pid 6377] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5875] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 executing program [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./49/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./49") = 0 [pid 5875] mkdir("./50", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6385 attached , child_tidptr=0x555593274750) = 111 [pid 6385] set_robust_list(0x555593274760, 24) = 0 [pid 6385] chdir("./50") = 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", 18) = 18 [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6385] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6385] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6386 attached => {parent_tid=[112]}, 88) = 112 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6385] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6386] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6386] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6380] close(3 [pid 6386] <... openat resumed>) = 3 [pid 6380] <... close resumed>) = 0 [pid 6380] close(4) = 0 [pid 6380] close(5) = -1 EBADF (Bad file descriptor) [pid 6380] close(6) = -1 EBADF (Bad file descriptor) [pid 6380] close(7) = -1 EBADF (Bad file descriptor) [pid 6380] close(8) = -1 EBADF (Bad file descriptor) [pid 6380] close(9) = -1 EBADF (Bad file descriptor) [pid 6386] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] close(10 [pid 6386] <... futex resumed>) = 1 [pid 6385] <... futex resumed>) = 0 [pid 6380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] close(11 [pid 6385] <... futex resumed>) = 0 [pid 6380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] close(12) = -1 EBADF (Bad file descriptor) [pid 6380] close(13) = -1 EBADF (Bad file descriptor) [pid 6380] close(14) = -1 EBADF (Bad file descriptor) [pid 6380] close(15) = -1 EBADF (Bad file descriptor) [pid 6380] close(16) = -1 EBADF (Bad file descriptor) [pid 6380] close(17) = -1 EBADF (Bad file descriptor) [pid 6380] close(18) = -1 EBADF (Bad file descriptor) [pid 6380] close(19) = -1 EBADF (Bad file descriptor) [pid 6380] close(20) = -1 EBADF (Bad file descriptor) [pid 6380] close(21) = -1 EBADF (Bad file descriptor) [pid 6380] close(22) = -1 EBADF (Bad file descriptor) [pid 6380] close(23) = -1 EBADF (Bad file descriptor) [pid 6386] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6380] close(24) = -1 EBADF (Bad file descriptor) [pid 6380] close(25) = -1 EBADF (Bad file descriptor) [pid 6380] close(26) = -1 EBADF (Bad file descriptor) [pid 6380] close(27) = -1 EBADF (Bad file descriptor) [pid 6380] close(28) = -1 EBADF (Bad file descriptor) [pid 6380] close(29) = -1 EBADF (Bad file descriptor) [pid 6380] exit_group(0) = ? [pid 6386] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6386] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6386] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6386] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 0 [pid 6385] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] <... futex resumed>) = 1 [pid 6379] +++ exited with 0 +++ [pid 6378] +++ exited with 0 +++ [pid 6382] +++ exited with 0 +++ [pid 6380] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] <... openat resumed>) = 3 [pid 5872] <... openat resumed>) = 3 [pid 5874] newfstatat(3, "", [pid 5872] newfstatat(3, "", [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6386] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] getdents64(3, [pid 6386] <... futex resumed>) = 1 [pid 6385] <... futex resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] getdents64(3, [pid 6386] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6385] <... futex resumed>) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6386] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6386] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6386] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6385] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] unlink("./50/binderfs" [pid 6385] <... futex resumed>) = 0 [pid 5874] <... unlink resumed>) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6385] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] getdents64(3, [pid 5872] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] close(3 [pid 5872] unlink("./49/binderfs" [pid 5874] <... close resumed>) = 0 [pid 5872] <... unlink resumed>) = 0 [pid 5874] rmdir("./50" [pid 5872] getdents64(3, [pid 5874] <... rmdir resumed>) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] mkdir("./51", 0777 [pid 5872] close(3 [pid 5874] <... mkdir resumed>) = 0 [pid 5872] <... close resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] rmdir("./49") = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 111 [pid 5872] mkdir("./50", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 109 ./strace-static-x86_64: Process 6387 attached ./strace-static-x86_64: Process 6388 attached [pid 6387] set_robust_list(0x555593274760, 24 [pid 6388] set_robust_list(0x555593274760, 24) = 0 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6388] chdir("./50" [pid 6387] chdir("./51" [pid 6388] <... chdir resumed>) = 0 [pid 6387] <... chdir resumed>) = 0 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] <... prctl resumed>) = 0 [pid 6387] <... prctl resumed>) = 0 [pid 6388] setpgid(0, 0 [pid 6387] setpgid(0, 0 [pid 6388] <... setpgid resumed>) = 0 [pid 6387] <... setpgid resumed>) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6387] <... openat resumed>) = 3 [pid 6388] <... openat resumed>) = 3 [pid 6387] write(3, "1000", 4 [pid 6388] write(3, "1000", 4 [pid 6387] <... write resumed>) = 4 [pid 6388] <... write resumed>) = 4 [pid 6387] close(3 [pid 6388] close(3 [pid 6387] <... close resumed>) = 0 [pid 6388] <... close resumed>) = 0 [pid 6387] symlink("/dev/binderfs", "./binderfs" [pid 6388] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6387] <... symlink resumed>) = 0 [pid 6388] write(1, "executing program\n", 18 [pid 6385] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] <... write resumed>) = 18 [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6388] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 executing program [pid 6387] write(1, "executing program\n", 18 [pid 6384] <... io_uring_enter resumed>) = 4096 [pid 6388] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6387] <... write resumed>) = 18 [pid 6388] <... mprotect resumed>) = 0 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6387] <... futex resumed>) = 0 [pid 6388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6387] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6389 attached [pid 6387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6389] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6388] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] <... rseq resumed>) = 0 [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6389] set_robust_list(0x7f10d89fa9a0, 24 [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] <... mmap resumed>) = 0x7f10d89da000 [pid 6389] <... set_robust_list resumed>) = 0 [pid 6387] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... mprotect resumed>) = 0 [pid 6389] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6389] <... openat resumed>) = 3 [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6389] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6389] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6389] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6388] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6389] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6388] <... futex resumed>) = 0 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6389] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6389] <... mmap resumed>) = 0x7f10d89b5000 [pid 6387] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6384] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... mmap resumed>) = 0x7f10d8975000 [pid 6384] <... futex resumed>) = 0 [pid 6389] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6384] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6389] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6389] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 0 [pid 6389] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = 1 [pid 6389] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6388] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6390 attached ) = 0 [pid 6383] close(3 [pid 6390] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] <... rseq resumed>) = 0 [pid 6383] <... close resumed>) = 0 [pid 6390] set_robust_list(0x7f10d89fa9a0, 24 [pid 6383] close(4 [pid 6390] <... set_robust_list resumed>) = 0 [pid 6390] rt_sigprocmask(SIG_SETMASK, [], [pid 6383] <... close resumed>) = 0 [pid 6390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] close(5) = -1 EBADF (Bad file descriptor) [pid 6383] close(6) = -1 EBADF (Bad file descriptor) [pid 6383] close(7) = -1 EBADF (Bad file descriptor) [pid 6383] close(8) = -1 EBADF (Bad file descriptor) [pid 6383] close(9) = -1 EBADF (Bad file descriptor) [pid 6383] close(10) = -1 EBADF (Bad file descriptor) [pid 6383] close(11) = -1 EBADF (Bad file descriptor) [pid 6383] close(12) = -1 EBADF (Bad file descriptor) [pid 6383] close(13) = -1 EBADF (Bad file descriptor) [pid 6383] close(14) = -1 EBADF (Bad file descriptor) [pid 6383] close(15) = -1 EBADF (Bad file descriptor) [pid 6383] close(16) = -1 EBADF (Bad file descriptor) [pid 6383] close(17) = -1 EBADF (Bad file descriptor) [pid 6383] close(18) = -1 EBADF (Bad file descriptor) [pid 6383] close(19) = -1 EBADF (Bad file descriptor) [pid 6383] close(20) = -1 EBADF (Bad file descriptor) [pid 6383] close(21) = -1 EBADF (Bad file descriptor) [pid 6383] close(22) = -1 EBADF (Bad file descriptor) [pid 6383] close(23) = -1 EBADF (Bad file descriptor) [pid 6383] close(24) = -1 EBADF (Bad file descriptor) [pid 6383] close(25) = -1 EBADF (Bad file descriptor) [pid 6383] close(26) = -1 EBADF (Bad file descriptor) [pid 6383] close(27) = -1 EBADF (Bad file descriptor) [pid 6383] close(28) = -1 EBADF (Bad file descriptor) [pid 6383] close(29) = -1 EBADF (Bad file descriptor) [pid 6383] exit_group(0 [pid 6384] <... futex resumed>) = ? [pid 6383] <... exit_group resumed>) = ? [pid 6390] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6384] +++ exited with 0 +++ [pid 6383] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5870] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./48/binderfs" [pid 6390] <... openat resumed>) = 3 [pid 5870] <... unlink resumed>) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./48") = 0 [pid 5870] mkdir("./49", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6390] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6387] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 103 [pid 6387] <... futex resumed>) = 0 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] <... futex resumed>) = 1 [pid 6387] <... futex resumed>) = 0 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=46000000} [pid 6388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6390] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643./strace-static-x86_64: Process 6391 attached , sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6391] set_robust_list(0x555593274760, 24 [pid 6390] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6391] <... set_robust_list resumed>) = 0 [pid 6391] chdir("./49" [pid 6390] <... mmap resumed>) = 0x7f10d89b5000 [pid 6387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6387] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d8994000 [pid 6387] mprotect(0x7f10d8995000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89b4990, parent_tid=0x7f10d89b4990, exit_signal=0, stack=0x7f10d8994000, stack_size=0x20240, tls=0x7f10d89b46c0}./strace-static-x86_64: Process 6393 attached [pid 6393] rseq(0x7f10d89b4fe0, 0x20, 0, 0x53053053 [pid 6391] <... chdir resumed>) = 0 [pid 6390] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6387] <... clone3 resumed> => {parent_tid=[113]}, 88) = 113 [pid 6393] <... rseq resumed>) = 0 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6390] <... mmap resumed>) = 0x7f10d8954000 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6393] set_robust_list(0x7f10d89b49a0, 24 [pid 6391] <... prctl resumed>) = 0 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6391] setpgid(0, 0 [pid 6390] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6393] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] <... setpgid resumed>) = 0 [pid 6390] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6393] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6393] <... futex resumed>) = 0 [pid 6391] <... openat resumed>) = 3 [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6393] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] write(3, "1000", 4 [pid 6390] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 1 [pid 6391] <... write resumed>) = 4 [pid 6390] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] close(3 [pid 6390] <... futex resumed>) = 0 executing program [pid 6391] <... close resumed>) = 0 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] symlink("/dev/binderfs", "./binderfs" [pid 6390] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6390] <... futex resumed>) = 0 [pid 6391] <... symlink resumed>) = 0 [pid 6387] <... futex resumed>) = 1 [pid 6390] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6391] write(1, "executing program\n", 18 [pid 6387] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... write resumed>) = 18 [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6391] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6391] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[104]}, 88) = 104 [pid 6385] close(3) = 0 [pid 6385] close(4) = 0 [pid 6385] close(5) = -1 EBADF (Bad file descriptor) [pid 6385] close(6) = -1 EBADF (Bad file descriptor) [pid 6385] close(7) = -1 EBADF (Bad file descriptor) [pid 6385] close(8./strace-static-x86_64: Process 6394 attached [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] <... io_uring_enter resumed>) = 4096 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6394] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] close(9 [pid 6394] <... rseq resumed>) = 0 [pid 6391] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] set_robust_list(0x7f10d89fa9a0, 24 [pid 6391] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6394] <... set_robust_list resumed>) = 0 [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6394] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6385] close(10 [pid 6394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] close(11) = -1 EBADF (Bad file descriptor) [pid 6385] close(12) = -1 EBADF (Bad file descriptor) [pid 6385] close(13) = -1 EBADF (Bad file descriptor) [pid 6385] close(14) = -1 EBADF (Bad file descriptor) [pid 6385] close(15) = -1 EBADF (Bad file descriptor) [pid 6385] close(16) = -1 EBADF (Bad file descriptor) [pid 6385] close(17) = -1 EBADF (Bad file descriptor) [pid 6385] close(18) = -1 EBADF (Bad file descriptor) [pid 6385] close(19) = -1 EBADF (Bad file descriptor) [pid 6385] close(20) = -1 EBADF (Bad file descriptor) [pid 6385] close(21) = -1 EBADF (Bad file descriptor) [pid 6385] close(22) = -1 EBADF (Bad file descriptor) [pid 6385] close(23) = -1 EBADF (Bad file descriptor) [pid 6385] close(24) = -1 EBADF (Bad file descriptor) [pid 6385] close(25) = -1 EBADF (Bad file descriptor) [pid 6385] close(26) = -1 EBADF (Bad file descriptor) [pid 6385] close(27) = -1 EBADF (Bad file descriptor) [pid 6385] close(28) = -1 EBADF (Bad file descriptor) [pid 6385] close(29 [pid 6394] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] exit_group(0) = ? [pid 6394] <... openat resumed>) = 3 [pid 6386] <... futex resumed>) = ? [pid 6394] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... io_uring_enter resumed>) = 4096 [pid 6386] +++ exited with 0 +++ [pid 6385] +++ exited with 0 +++ [pid 6394] <... futex resumed>) = 1 [pid 6391] <... futex resumed>) = 0 [pid 6394] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6391] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5875] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./50/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./50" [pid 6391] <... futex resumed>) = 0 [pid 5875] <... rmdir resumed>) = 0 [pid 6394] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] mkdir("./51", 0777 [pid 6394] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5875] <... mkdir resumed>) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 113 [pid 6394] <... mmap resumed>) = 0x7f10d89b5000 ./strace-static-x86_64: Process 6395 attached [pid 6394] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6395] set_robust_list(0x555593274760, 24 [pid 6394] <... mmap resumed>) = 0x7f10d8975000 [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] chdir("./51" [pid 6394] <... futex resumed>) = 1 [pid 6391] <... futex resumed>) = 0 [pid 6394] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6394] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6394] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... chdir resumed>) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6391] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... prctl resumed>) = 0 [pid 6394] <... futex resumed>) = 0 [pid 6391] <... futex resumed>) = 1 [pid 6395] setpgid(0, 0 [pid 6394] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6395] <... setpgid resumed>) = 0 [pid 6391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6394] <... futex resumed>) = 0 [pid 6391] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] <... openat resumed>) = 3 [pid 6394] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6391] <... futex resumed>) = 0 [pid 6389] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... futex resumed>) = 0 [pid 6388] close(3 [pid 6389] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... close resumed>) = 0 [pid 6388] close(4) = 0 [pid 6388] close(5) = -1 EBADF (Bad file descriptor) [pid 6395] write(3, "1000", 4 [pid 6388] close(6 [pid 6390] <... io_uring_enter resumed>) = 4096 [pid 6390] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6390] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] <... write resumed>) = 4 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(3) = 0 [pid 6387] close(4) = 0 [pid 6387] close(5) = -1 EBADF (Bad file descriptor) [pid 6387] close(6) = -1 EBADF (Bad file descriptor) [pid 6387] close(7) = -1 EBADF (Bad file descriptor) [pid 6387] close(8) = -1 EBADF (Bad file descriptor) [pid 6387] close(9) = -1 EBADF (Bad file descriptor) [pid 6387] close(10) = -1 EBADF (Bad file descriptor) [pid 6387] close(11) = -1 EBADF (Bad file descriptor) [pid 6387] close(12) = -1 EBADF (Bad file descriptor) [pid 6387] close(13) = -1 EBADF (Bad file descriptor) [pid 6387] close(14) = -1 EBADF (Bad file descriptor) [pid 6395] close(3 [pid 6388] close(7 [pid 6387] close(15 [pid 6395] <... close resumed>) = 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] symlink("/dev/binderfs", "./binderfs" [pid 6388] close(8 [pid 6387] close(16 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... symlink resumed>) = 0 [pid 6388] close(9 [pid 6387] close(17 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6388] close(10 [pid 6387] close(18 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6388] close(11 [pid 6387] close(19 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6388] close(12 [pid 6387] close(20 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(21 [pid 6388] close(13 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(22executing program [pid 6395] write(1, "executing program\n", 18 [pid 6388] close(14 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... write resumed>) = 18 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(23 [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] close(15 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... futex resumed>) = 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(24 [pid 6395] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6388] close(16 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(25 [pid 6395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] close(26 [pid 6395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... mmap resumed>) = 0x7f10d89da000 [pid 6388] close(17 [pid 6387] close(27 [pid 6395] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... mprotect resumed>) = 0 [pid 6387] close(28 [pid 6395] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6391] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] close(29 [pid 6395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6388] close(18 [pid 6387] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6396 attached [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] exit_group(0 [pid 6396] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6395] <... clone3 resumed> => {parent_tid=[114]}, 88) = 114 [pid 6393] <... futex resumed>) = ? [pid 6390] <... futex resumed>) = ? [pid 6388] close(19 [pid 6387] <... exit_group resumed>) = ? [pid 6396] <... rseq resumed>) = 0 [pid 6395] rt_sigprocmask(SIG_SETMASK, [], [pid 6393] +++ exited with 0 +++ [pid 6390] +++ exited with 0 +++ [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6387] +++ exited with 0 +++ [pid 6396] set_robust_list(0x7f10d89fa9a0, 24 [pid 6395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6396] <... set_robust_list resumed>) = 0 [pid 6395] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6395] <... futex resumed>) = 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] close(20 [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] close(21 [pid 5874] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6396] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6396] <... openat resumed>) = 3 [pid 6388] close(22 [pid 5874] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6396] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6396] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 5874] newfstatat(3, "", [pid 6396] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] close(23 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6395] <... futex resumed>) = 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6388] close(24 [pid 5874] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./51/binderfs" [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... unlink resumed>) = 0 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] close(25 [pid 5874] getdents64(3, [pid 6396] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6396] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6388] close(26 [pid 5874] close(3 [pid 6396] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... close resumed>) = 0 [pid 6396] <... mmap resumed>) = 0x7f10d89b5000 [pid 6388] close(27 [pid 5874] rmdir("./51" [pid 6396] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... rmdir resumed>) = 0 [pid 6396] <... mmap resumed>) = 0x7f10d8975000 [pid 5874] mkdir("./52", 0777 [pid 6396] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] close(28 [pid 5874] <... mkdir resumed>) = 0 [pid 6396] <... futex resumed>) = 1 [pid 6395] <... futex resumed>) = 0 [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6397 attached [pid 6396] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] close(29 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 114 [pid 6396] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] exit_group(0 [pid 6397] set_robust_list(0x555593274760, 24 [pid 6396] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = 0 [pid 6389] <... futex resumed>) = ? [pid 6388] <... exit_group resumed>) = ? [pid 6397] chdir("./52" [pid 6396] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] +++ exited with 0 +++ [pid 6397] <... chdir resumed>) = 0 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6396] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... prctl resumed>) = 0 [pid 6388] +++ exited with 0 +++ [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6395] <... futex resumed>) = 0 [pid 6396] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6395] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6397] setpgid(0, 0 [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6397] <... setpgid resumed>) = 0 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6397] write(3, "1000", 4 [pid 5872] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6397] <... write resumed>) = 4 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6397] close(3) = 0 [pid 5872] newfstatat(AT_FDCWD, "./50/binderfs", [pid 6397] symlink("/dev/binderfs", "./binderfs" [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6397] <... symlink resumed>) = 0 [pid 5872] unlink("./50/binderfs"executing program [pid 6397] write(1, "executing program\n", 18 [pid 5872] <... unlink resumed>) = 0 [pid 6397] <... write resumed>) = 18 [pid 5872] getdents64(3, [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6397] <... futex resumed>) = 0 [pid 5872] close(3 [pid 6397] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5872] <... close resumed>) = 0 [pid 6397] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5872] rmdir("./50" [pid 6397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] <... rmdir resumed>) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] mkdir("./51", 0777 [pid 6397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... mkdir resumed>) = 0 [pid 6397] <... mmap resumed>) = 0x7f10d89da000 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6398 attached [pid 6397] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6395] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6397] <... mprotect resumed>) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 111 [pid 6397] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6398] set_robust_list(0x555593274760, 24) = 0 [pid 6398] chdir("./51") = 0 [pid 6397] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6398] <... prctl resumed>) = 0 [pid 6398] setpgid(0, 0 [pid 6397] <... clone3 resumed> => {parent_tid=[115]}, 88) = 115 [pid 6398] <... setpgid resumed>) = 0 [pid 6397] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6399 attached [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6398] <... openat resumed>) = 3 [pid 6397] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... rseq resumed>) = 0 [pid 6398] write(3, "1000", 4 [pid 6397] <... futex resumed>) = 0 [pid 6399] set_robust_list(0x7f10d89fa9a0, 24 [pid 6398] <... write resumed>) = 4 [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] close(3 [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] <... close resumed>) = 0 [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6398] symlink("/dev/binderfs", "./binderfs" [pid 6399] <... openat resumed>) = 3 [pid 6398] <... symlink resumed>) = 0 [pid 6399] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6398] write(1, "executing program\n", 18 [pid 6399] <... futex resumed>) = 1 [pid 6398] <... write resumed>) = 18 [pid 6397] <... futex resumed>) = 0 [pid 6399] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6399] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6398] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6398] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6399] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6399] <... mmap resumed>) = 0x7f10d89b5000 [pid 6399] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6399] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6399] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... futex resumed>) = 0 [pid 6398] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6397] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... mprotect resumed>) = 0 [pid 6397] <... futex resumed>) = 1 [pid 6399] <... futex resumed>) = 0 [pid 6399] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6399] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6397] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 1 [pid 6399] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6397] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6397] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[112]}, 88) = 112 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6398] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6400 attached [pid 6400] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6400] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6400] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6397] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6400] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6398] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6400] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6400] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6400] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6400] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6398] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] <... futex resumed>) = 0 [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6394] <... io_uring_enter resumed>) = 4096 [pid 6400] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6398] <... futex resumed>) = 0 [pid 6400] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] <... futex resumed>) = 0 [pid 6400] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... futex resumed>) = 0 [pid 6398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6398] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6394] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6394] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] close(3) = 0 [pid 6391] close(4) = 0 [pid 6391] close(5) = -1 EBADF (Bad file descriptor) [pid 6391] close(6) = -1 EBADF (Bad file descriptor) [pid 6391] close(7) = -1 EBADF (Bad file descriptor) [pid 6391] close(8) = -1 EBADF (Bad file descriptor) [pid 6391] close(9) = -1 EBADF (Bad file descriptor) [pid 6391] close(10) = -1 EBADF (Bad file descriptor) [pid 6391] close(11) = -1 EBADF (Bad file descriptor) [pid 6391] close(12) = -1 EBADF (Bad file descriptor) [pid 6391] close(13) = -1 EBADF (Bad file descriptor) [pid 6391] close(14) = -1 EBADF (Bad file descriptor) [pid 6391] close(15) = -1 EBADF (Bad file descriptor) [pid 6391] close(16) = -1 EBADF (Bad file descriptor) [pid 6391] close(17) = -1 EBADF (Bad file descriptor) [pid 6391] close(18) = -1 EBADF (Bad file descriptor) [pid 6391] close(19) = -1 EBADF (Bad file descriptor) [pid 6391] close(20) = -1 EBADF (Bad file descriptor) [pid 6396] <... io_uring_enter resumed>) = 4096 [pid 6391] close(21) = -1 EBADF (Bad file descriptor) [pid 6391] close(22) = -1 EBADF (Bad file descriptor) [pid 6391] close(23 [pid 6398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6396] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(3 [pid 6391] close(24 [pid 6395] <... close resumed>) = 0 [pid 6395] close(4) = 0 [pid 6395] close(5) = -1 EBADF (Bad file descriptor) [pid 6395] close(6) = -1 EBADF (Bad file descriptor) [pid 6395] close(7) = -1 EBADF (Bad file descriptor) [pid 6395] close(8) = -1 EBADF (Bad file descriptor) [pid 6395] close(9) = -1 EBADF (Bad file descriptor) [pid 6395] close(10) = -1 EBADF (Bad file descriptor) [pid 6395] close(11) = -1 EBADF (Bad file descriptor) [pid 6395] close(12 [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] close(25 [pid 6395] close(13 [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] close(26 [pid 6395] close(14 [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(15) = -1 EBADF (Bad file descriptor) [pid 6395] close(16) = -1 EBADF (Bad file descriptor) [pid 6395] close(17) = -1 EBADF (Bad file descriptor) [pid 6391] close(27 [pid 6395] close(18 [pid 6396] <... futex resumed>) = 0 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6395] close(19 [pid 6391] close(28 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(20) = -1 EBADF (Bad file descriptor) [pid 6391] close(29 [pid 6395] close(21 [pid 6391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(22 [pid 6391] exit_group(0 [pid 6395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6395] close(23) = -1 EBADF (Bad file descriptor) [pid 6395] close(24) = -1 EBADF (Bad file descriptor) [pid 6395] close(25) = -1 EBADF (Bad file descriptor) [pid 6395] close(26) = -1 EBADF (Bad file descriptor) [pid 6394] <... futex resumed>) = ? [pid 6391] <... exit_group resumed>) = ? [pid 6395] close(27) = -1 EBADF (Bad file descriptor) [pid 6395] close(28) = -1 EBADF (Bad file descriptor) [pid 6395] close(29) = -1 EBADF (Bad file descriptor) [pid 6395] exit_group(0 [pid 6396] <... futex resumed>) = ? [pid 6395] <... exit_group resumed>) = ? [pid 6396] +++ exited with 0 +++ [pid 6395] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5875] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6394] +++ exited with 0 +++ [pid 6391] +++ exited with 0 +++ [pid 5875] <... openat resumed>) = 3 [pid 5875] newfstatat(3, "", [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] <... restart_syscall resumed>) = 0 [pid 5875] unlink("./51/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./51") = 0 [pid 5875] mkdir("./52", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6401 attached ) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 115 [pid 5870] <... openat resumed>) = 3 [pid 6401] set_robust_list(0x555593274760, 24 [pid 5870] newfstatat(3, "", [pid 6401] <... set_robust_list resumed>) = 0 [pid 6401] chdir("./52" [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6401] <... chdir resumed>) = 0 [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] getdents64(3, [pid 6401] <... prctl resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6401] setpgid(0, 0) = 0 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6401] <... openat resumed>) = 3 [pid 5870] unlink("./49/binderfs" [pid 6401] write(3, "1000", 4) = 4 [pid 5870] <... unlink resumed>) = 0 [pid 6401] close(3 [pid 5870] getdents64(3, [pid 6401] <... close resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6401] symlink("/dev/binderfs", "./binderfs" executing program [pid 5870] close(3 [pid 6401] <... symlink resumed>) = 0 [pid 5870] <... close resumed>) = 0 [pid 5870] rmdir("./49") = 0 [pid 5870] mkdir("./50", 0777 [pid 6401] write(1, "executing program\n", 18) = 18 [pid 5870] <... mkdir resumed>) = 0 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6401] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6402 attached [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 105 [pid 6401] <... mmap resumed>) = 0x7f10d89da000 [pid 6401] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6402] set_robust_list(0x555593274760, 24 [pid 6401] <... mprotect resumed>) = 0 [pid 6402] <... set_robust_list resumed>) = 0 [pid 6401] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] chdir("./50" [pid 6401] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6403 attached [pid 6402] <... chdir resumed>) = 0 [pid 6401] <... clone3 resumed> => {parent_tid=[116]}, 88) = 116 [pid 6401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6401] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6402] setpgid(0, 0) = 0 [pid 6403] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] <... rseq resumed>) = 0 [pid 6403] set_robust_list(0x7f10d89fa9a0, 24 [pid 6402] <... openat resumed>) = 3 [pid 6403] <... set_robust_list resumed>) = 0 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6403] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6403] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6402] write(3, "1000", 4 [pid 6401] <... futex resumed>) = 0 [pid 6403] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... write resumed>) = 4 [pid 6401] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6402] close(3 [pid 6401] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = 0 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6402] symlink("/dev/binderfs", "./binderfs" [pid 6403] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 executing program [pid 6402] <... symlink resumed>) = 0 [pid 6402] write(1, "executing program\n", 18) = 18 [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6402] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6403] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6403] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6403] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6403] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6401] <... futex resumed>) = 0 [pid 6401] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 1 [pid 6403] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... futex resumed>) = 0 [pid 6402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6401] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = 1 [pid 6403] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... futex resumed>) = 0 [pid 6401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... mmap resumed>) = 0x7f10d89da000 [pid 6401] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6402] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6401] <... futex resumed>) = 0 [pid 6402] <... mprotect resumed>) = 0 [pid 6401] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] <... io_uring_enter resumed>) = 4096 [pid 6402] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6404 attached [pid 6399] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6402] <... clone3 resumed> => {parent_tid=[106]}, 88) = 106 [pid 6399] <... futex resumed>) = 0 [pid 6397] close(3 [pid 6404] <... rseq resumed>) = 0 [pid 6402] rt_sigprocmask(SIG_SETMASK, [], [pid 6399] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... close resumed>) = 0 [pid 6397] close(4 [pid 6404] set_robust_list(0x7f10d89fa9a0, 24 [pid 6402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... close resumed>) = 0 [pid 6404] <... set_robust_list resumed>) = 0 [pid 6402] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] close(5 [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] <... futex resumed>) = 0 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] close(6) = -1 EBADF (Bad file descriptor) [pid 6404] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6397] close(7) = -1 EBADF (Bad file descriptor) [pid 6397] close(8) = -1 EBADF (Bad file descriptor) [pid 6397] close(9) = -1 EBADF (Bad file descriptor) [pid 6397] close(10) = -1 EBADF (Bad file descriptor) [pid 6397] close(11) = -1 EBADF (Bad file descriptor) [pid 6397] close(12) = -1 EBADF (Bad file descriptor) [pid 6397] close(13 [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(14) = -1 EBADF (Bad file descriptor) [pid 6397] close(15) = -1 EBADF (Bad file descriptor) [pid 6397] close(16) = -1 EBADF (Bad file descriptor) [pid 6404] <... openat resumed>) = 3 [pid 6397] close(17 [pid 6404] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(18) = -1 EBADF (Bad file descriptor) [pid 6397] close(19) = -1 EBADF (Bad file descriptor) [pid 6397] close(20 [pid 6404] <... futex resumed>) = 1 [pid 6402] <... futex resumed>) = 0 [pid 6397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6397] close(21) = -1 EBADF (Bad file descriptor) [pid 6397] close(22) = -1 EBADF (Bad file descriptor) [pid 6402] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] close(23) = -1 EBADF (Bad file descriptor) [pid 6404] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6402] <... futex resumed>) = 0 [pid 6397] close(24) = -1 EBADF (Bad file descriptor) [pid 6397] close(25) = -1 EBADF (Bad file descriptor) [pid 6397] close(26) = -1 EBADF (Bad file descriptor) [pid 6397] close(27) = -1 EBADF (Bad file descriptor) [pid 6397] close(28) = -1 EBADF (Bad file descriptor) [pid 6397] close(29) = -1 EBADF (Bad file descriptor) [pid 6397] exit_group(0) = ? [pid 6399] <... futex resumed>) = ? [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] +++ exited with 0 +++ [pid 6397] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6404] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6401] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... restart_syscall resumed>) = 0 [pid 6404] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5874] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6404] <... mmap resumed>) = 0x7f10d89b5000 [pid 6404] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6404] <... mmap resumed>) = 0x7f10d8975000 [pid 5874] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6404] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6402] <... futex resumed>) = 0 [pid 5874] <... openat resumed>) = 3 [pid 6404] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] <... futex resumed>) = 0 [pid 5874] newfstatat(3, "", [pid 6404] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6404] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] <... futex resumed>) = 0 [pid 5874] getdents64(3, [pid 6404] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6404] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6402] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... futex resumed>) = 1 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6404] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6402] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./52/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./52") = 0 [pid 5874] mkdir("./53", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6405 attached , child_tidptr=0x555593274750) = 116 [pid 6405] set_robust_list(0x555593274760, 24) = 0 [pid 6405] chdir("./53") = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6400] <... io_uring_enter resumed>) = 4096 [pid 6405] setpgid(0, 0 [pid 6400] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... setpgid resumed>) = 0 [pid 6400] <... futex resumed>) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6400] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] write(3, "1000", 4 [pid 6398] close(3 [pid 6405] <... write resumed>) = 4 [pid 6398] <... close resumed>) = 0 [pid 6398] close(4) = 0 [pid 6398] close(5) = -1 EBADF (Bad file descriptor) [pid 6398] close(6 [pid 6405] close(3 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] <... close resumed>) = 0 [pid 6398] close(7 [pid 6405] symlink("/dev/binderfs", "./binderfs" [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6405] <... symlink resumed>) = 0 [pid 6398] close(8 [pid 6405] write(1, "executing program\n", 18 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] <... write resumed>) = 18 [pid 6398] close(9 [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] close(10 [pid 6405] <... futex resumed>) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6398] close(11 [pid 6405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] close(12) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6398] close(13 [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6398] close(14 [pid 6405] <... mmap resumed>) = 0x7f10d89da000 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6398] close(15 [pid 6405] <... mprotect resumed>) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6398] close(16 [pid 6405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6406 attached [pid 6398] close(17 [pid 6405] <... clone3 resumed> => {parent_tid=[117]}, 88) = 117 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6398] close(18 [pid 6405] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] <... futex resumed>) = 0 [pid 6406] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] close(19 [pid 6406] <... rseq resumed>) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] close(20) = -1 EBADF (Bad file descriptor) [pid 6406] set_robust_list(0x7f10d89fa9a0, 24 [pid 6398] close(21 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] close(22 [pid 6406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6398] close(23 [pid 6406] <... openat resumed>) = 3 [pid 6406] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6406] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] <... futex resumed>) = 0 [pid 6405] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 1 [pid 6406] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6406] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6398] close(24 [pid 6406] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6405] <... futex resumed>) = 0 [pid 6406] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6406] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] close(25 [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 1 [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6406] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6398] close(26 [pid 6406] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6406] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6405] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] close(27) = -1 EBADF (Bad file descriptor) [pid 6398] close(28) = -1 EBADF (Bad file descriptor) [pid 6398] close(29) = -1 EBADF (Bad file descriptor) [pid 6398] exit_group(0) = ? [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6400] <... futex resumed>) = ? [pid 6400] +++ exited with 0 +++ [pid 6398] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./51/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./51") = 0 [pid 5872] mkdir("./52", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 113 ./strace-static-x86_64: Process 6407 attached [pid 6407] set_robust_list(0x555593274760, 24) = 0 [pid 6407] chdir("./52") = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6407] setpgid(0, 0) = 0 executing program [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] <... io_uring_enter resumed>) = 4096 [pid 6407] <... openat resumed>) = 3 [pid 6407] write(3, "1000", 4) = 4 [pid 6407] close(3) = 0 [pid 6407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6407] write(1, "executing program\n", 18) = 18 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6407] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6403] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6403] <... futex resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6401] close(3 [pid 6407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6401] <... close resumed>) = 0 [pid 6407] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6401] close(4 [pid 6407] <... mprotect resumed>) = 0 [pid 6401] <... close resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6401] close(5 [pid 6407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6408 attached [pid 6401] close(6 [pid 6408] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6407] <... clone3 resumed> => {parent_tid=[114]}, 88) = 114 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... rseq resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 6408] set_robust_list(0x7f10d89fa9a0, 24 [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6401] close(7 [pid 6408] <... set_robust_list resumed>) = 0 [pid 6407] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... futex resumed>) = 0 [pid 6401] close(8 [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6408] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... openat resumed>) = 3 [pid 6408] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] close(9 [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6408] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6408] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6401] close(10 [pid 6408] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6401] close(11 [pid 6408] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... mmap resumed>) = 0x7f10d8975000 [pid 6408] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] close(12 [pid 6408] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6408] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6408] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] close(13 [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6401] close(14 [pid 6408] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6401] close(15 [pid 6408] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... futex resumed>) = 0 [pid 6401] close(16 [pid 6408] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6407] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6404] <... io_uring_enter resumed>) = 4096 [pid 6401] close(17) = -1 EBADF (Bad file descriptor) [pid 6401] close(18) = -1 EBADF (Bad file descriptor) [pid 6401] close(19) = -1 EBADF (Bad file descriptor) [pid 6401] close(20) = -1 EBADF (Bad file descriptor) [pid 6401] close(21) = -1 EBADF (Bad file descriptor) [pid 6401] close(22) = -1 EBADF (Bad file descriptor) [pid 6401] close(23) = -1 EBADF (Bad file descriptor) [pid 6401] close(24) = -1 EBADF (Bad file descriptor) [pid 6401] close(25) = -1 EBADF (Bad file descriptor) [pid 6401] close(26) = -1 EBADF (Bad file descriptor) [pid 6401] close(27) = -1 EBADF (Bad file descriptor) [pid 6401] close(28) = -1 EBADF (Bad file descriptor) [pid 6401] close(29) = -1 EBADF (Bad file descriptor) [pid 6401] exit_group(0 [pid 6403] <... futex resumed>) = ? [pid 6401] <... exit_group resumed>) = ? executing program [pid 6403] +++ exited with 0 +++ [pid 6401] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5875] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./52/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./52") = 0 [pid 5875] mkdir("./53", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6409 attached , child_tidptr=0x555593274750) = 117 [pid 6409] set_robust_list(0x555593274760, 24) = 0 [pid 6409] chdir("./53") = 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", 18) = 18 [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6404] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] close(3) = 0 [pid 6402] close(4) = 0 [pid 6402] close(5 [pid 6404] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6402] close(6 [pid 6404] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6402] close(7) = -1 EBADF (Bad file descriptor) [pid 6402] close(8) = -1 EBADF (Bad file descriptor) [pid 6402] close(9) = -1 EBADF (Bad file descriptor) [pid 6402] close(10) = -1 EBADF (Bad file descriptor) [pid 6402] close(11) = -1 EBADF (Bad file descriptor) [pid 6402] close(12) = -1 EBADF (Bad file descriptor) [pid 6402] close(13) = -1 EBADF (Bad file descriptor) [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] close(14 [pid 6409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] <... mmap resumed>) = 0x7f10d89da000 [pid 6402] close(15 [pid 6409] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] <... mprotect resumed>) = 0 [pid 6402] close(16 [pid 6409] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6402] close(17 [pid 6409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6402] close(18) = -1 EBADF (Bad file descriptor) [pid 6402] close(19) = -1 EBADF (Bad file descriptor) [pid 6402] close(20) = -1 EBADF (Bad file descriptor) [pid 6402] close(21./strace-static-x86_64: Process 6410 attached ) = -1 EBADF (Bad file descriptor) [pid 6409] <... clone3 resumed> => {parent_tid=[118]}, 88) = 118 [pid 6407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6402] close(22) = -1 EBADF (Bad file descriptor) [pid 6409] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] close(23 [pid 6410] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] <... rseq resumed>) = 0 [pid 6409] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] close(24 [pid 6410] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6402] close(25 [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6402] close(26 [pid 6410] <... openat resumed>) = 3 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] close(27 [pid 6410] <... futex resumed>) = 0 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6402] close(28) = -1 EBADF (Bad file descriptor) [pid 6402] close(29 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 1 [pid 6402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6410] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6402] exit_group(0 [pid 6409] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6402] <... exit_group resumed>) = ? [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 1 [pid 6410] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6410] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6410] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6410] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6409] <... futex resumed>) = 0 [pid 6410] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 0 [pid 6410] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = 1 [pid 6410] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6410] <... futex resumed>) = 0 [pid 6409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6410] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6409] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6409] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] <... futex resumed>) = ? [pid 6404] +++ exited with 0 +++ [pid 6402] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5870] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./50/binderfs") = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./50") = 0 [pid 5870] mkdir("./51", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6411 attached [pid 6411] set_robust_list(0x555593274760, 24) = 0 [pid 6411] chdir("./51") = 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 [pid 6409] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6411] <... openat resumed>) = 3 [pid 6411] write(3, "1000", 4 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 107 [pid 6411] <... write resumed>) = 4 executing program [pid 6411] close(3) = 0 [pid 6411] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6411] write(1, "executing program\n", 18) = 18 [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6411] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6411] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6406] <... io_uring_enter resumed>) = 4096 [pid 6411] <... mmap resumed>) = 0x7f10d89da000 [pid 6406] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6406] <... futex resumed>) = 0 [pid 6411] <... mprotect resumed>) = 0 [pid 6406] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6411] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[108]}, 88) = 108 [pid 6405] close(3 [pid 6411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6405] <... close resumed>) = 0 ./strace-static-x86_64: Process 6412 attached [pid 6411] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] close(4 [pid 6411] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = 0 [pid 6412] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(5 [pid 6412] <... rseq resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] set_robust_list(0x7f10d89fa9a0, 24 [pid 6405] close(6) = -1 EBADF (Bad file descriptor) [pid 6412] <... set_robust_list resumed>) = 0 [pid 6405] close(7 [pid 6412] rt_sigprocmask(SIG_SETMASK, [], [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6405] close(8 [pid 6412] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(9 [pid 6412] <... openat resumed>) = 3 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] close(10 [pid 6412] <... futex resumed>) = 1 [pid 6411] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] close(11 [pid 6412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] <... futex resumed>) = 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] close(12) = -1 EBADF (Bad file descriptor) [pid 6405] close(13) = -1 EBADF (Bad file descriptor) [pid 6405] close(14 [pid 6412] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(15 [pid 6412] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6405] close(16) = -1 EBADF (Bad file descriptor) [pid 6405] close(17) = -1 EBADF (Bad file descriptor) [pid 6412] <... mmap resumed>) = 0x7f10d89b5000 [pid 6405] close(18) = -1 EBADF (Bad file descriptor) [pid 6405] close(19) = -1 EBADF (Bad file descriptor) [pid 6405] close(20) = -1 EBADF (Bad file descriptor) [pid 6405] close(21) = -1 EBADF (Bad file descriptor) [pid 6405] close(22) = -1 EBADF (Bad file descriptor) [pid 6405] close(23) = -1 EBADF (Bad file descriptor) [pid 6405] close(24) = -1 EBADF (Bad file descriptor) [pid 6405] close(25) = -1 EBADF (Bad file descriptor) [pid 6405] close(26) = -1 EBADF (Bad file descriptor) [pid 6405] close(27) = -1 EBADF (Bad file descriptor) [pid 6405] close(28) = -1 EBADF (Bad file descriptor) [pid 6405] close(29) = -1 EBADF (Bad file descriptor) [pid 6405] exit_group(0 [pid 6406] <... futex resumed>) = ? [pid 6405] <... exit_group resumed>) = ? [pid 6406] +++ exited with 0 +++ [pid 6412] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6412] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6411] <... futex resumed>) = 0 [pid 6412] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6411] <... futex resumed>) = 0 [pid 6412] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6412] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] +++ exited with 0 +++ [pid 6412] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 0 [pid 6412] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6411] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... openat resumed>) = 3 [pid 6412] <... futex resumed>) = 0 [pid 6411] <... futex resumed>) = 1 [pid 5874] newfstatat(3, "", [pid 6412] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6411] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./53/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./53") = 0 [pid 5874] mkdir("./54", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 118 ./strace-static-x86_64: Process 6413 attached [pid 6413] set_robust_list(0x555593274760, 24) = 0 [pid 6413] chdir("./54") = 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", 18 [pid 6411] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6413] <... write resumed>) = 18 [pid 6413] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6413] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6413] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6408] <... io_uring_enter resumed>) = 4096 [pid 6408] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6408] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] close(3./strace-static-x86_64: Process 6414 attached ) = 0 [pid 6407] close(4) = 0 [pid 6407] close(5) = -1 EBADF (Bad file descriptor) [pid 6407] close(6 [pid 6413] <... clone3 resumed> => {parent_tid=[119]}, 88) = 119 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(7 [pid 6413] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] close(8) = -1 EBADF (Bad file descriptor) [pid 6413] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6407] close(9 [pid 6413] <... futex resumed>) = 0 [pid 6414] <... rseq resumed>) = 0 [pid 6413] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] set_robust_list(0x7f10d89fa9a0, 24 [pid 6407] close(10 [pid 6414] <... set_robust_list resumed>) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] close(11 [pid 6414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(12) = -1 EBADF (Bad file descriptor) [pid 6407] close(13) = -1 EBADF (Bad file descriptor) [pid 6414] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6407] close(14) = -1 EBADF (Bad file descriptor) [pid 6407] close(15) = -1 EBADF (Bad file descriptor) [pid 6414] <... openat resumed>) = 3 [pid 6407] close(16 [pid 6414] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] <... futex resumed>) = 1 [pid 6413] <... futex resumed>) = 0 [pid 6407] close(17 [pid 6413] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] <... futex resumed>) = 0 [pid 6407] close(18) = -1 EBADF (Bad file descriptor) [pid 6413] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6407] close(19) = -1 EBADF (Bad file descriptor) [pid 6407] close(20) = -1 EBADF (Bad file descriptor) [pid 6407] close(21) = -1 EBADF (Bad file descriptor) [pid 6407] close(22 [pid 6414] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6414] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6407] close(23 [pid 6414] <... mmap resumed>) = 0x7f10d89b5000 [pid 6413] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(24 [pid 6414] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6413] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] <... futex resumed>) = 0 [pid 6407] close(25 [pid 6414] <... mmap resumed>) = 0x7f10d8975000 [pid 6413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(26 [pid 6414] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] <... mmap resumed>) = 0x7f10d8954000 [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(27) = -1 EBADF (Bad file descriptor) [pid 6407] close(28 [pid 6414] <... futex resumed>) = 0 [pid 6413] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE [pid 6407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6407] close(29) = -1 EBADF (Bad file descriptor) [pid 6407] exit_group(0 [pid 6408] <... futex resumed>) = ? [pid 6407] <... exit_group resumed>) = ? [pid 6408] +++ exited with 0 +++ [pid 6407] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6414] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] <... mprotect resumed>) = 0 [pid 6410] <... io_uring_enter resumed>) = 4096 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6410] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] newfstatat(3, "", [pid 6413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6410] <... futex resumed>) = 0 [pid 6409] close(3) = 0 [pid 6409] close(4 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6409] <... close resumed>) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6409] close(5 [pid 5872] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6409] close(6) = -1 EBADF (Bad file descriptor) [pid 6409] close(7) = -1 EBADF (Bad file descriptor) [pid 6409] close(8 [pid 6413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0} [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] unlink("./52/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./52") = 0 [pid 5872] mkdir("./53", 0777./strace-static-x86_64: Process 6415 attached [pid 6409] close(9 [pid 6415] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdir resumed>) = 0 [pid 6415] <... rseq resumed>) = 0 [pid 6413] <... clone3 resumed> => {parent_tid=[120]}, 88) = 120 [pid 6409] close(10 [pid 6415] set_robust_list(0x7f10d89749a0, 24 [pid 6413] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(11 [pid 6413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6415] <... set_robust_list resumed>) = 0 [pid 6413] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] rt_sigprocmask(SIG_SETMASK, [], [pid 6413] <... futex resumed>) = 0 [pid 6409] close(12 [pid 6415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6409] close(13 [pid 6415] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] close(14 [pid 6414] <... futex resumed>) = 0 [pid 6413] <... futex resumed>) = 1 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(15) = -1 EBADF (Bad file descriptor) [pid 6414] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] <... futex resumed>) = 0 [pid 6409] close(16) = -1 EBADF (Bad file descriptor) [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6414] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] close(17 [pid 6413] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(18 [pid 6413] <... futex resumed>) = 1 [pid 6414] <... futex resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6413] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6409] close(19 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 115 [pid 6410] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6416 attached [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(20 [pid 6416] set_robust_list(0x555593274760, 24 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] close(21) = -1 EBADF (Bad file descriptor) [pid 6409] close(22 [pid 6416] <... set_robust_list resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] chdir("./53" [pid 6409] close(23) = -1 EBADF (Bad file descriptor) [pid 6409] close(24) = -1 EBADF (Bad file descriptor) [pid 6409] close(25) = -1 EBADF (Bad file descriptor) [pid 6409] close(26) = -1 EBADF (Bad file descriptor) [pid 6409] close(27) = -1 EBADF (Bad file descriptor) [pid 6409] close(28) = -1 EBADF (Bad file descriptor) [pid 6409] close(29 [pid 6416] <... chdir resumed>) = 0 [pid 6409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6409] exit_group(0 [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6410] <... futex resumed>) = ? [pid 6409] <... exit_group resumed>) = ? [pid 6410] +++ exited with 0 +++ [pid 6416] <... prctl resumed>) = 0 [pid 6416] setpgid(0, 0) = 0 [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] +++ exited with 0 +++ [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 6416] <... openat resumed>) = 3 [pid 6416] write(3, "1000", 4 [pid 5875] <... restart_syscall resumed>) = 0 [pid 6416] <... write resumed>) = 4 [pid 6416] close(3 [pid 6413] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6412] <... io_uring_enter resumed>) = 4096 [pid 6416] <... close resumed>) = 0 [pid 6412] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6411] close(3 [pid 6416] symlink("/dev/binderfs", "./binderfs" [pid 6412] <... futex resumed>) = 0 [pid 6411] <... close resumed>) = 0 [pid 6416] <... symlink resumed>) = 0 [pid 6411] close(4 [pid 6412] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6416] write(1, "executing program\n", 18 [pid 6411] <... close resumed>) = 0 [pid 5875] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6411] close(5) = -1 EBADF (Bad file descriptor) [pid 6411] close(6) = -1 EBADF (Bad file descriptor) [pid 6416] <... write resumed>) = 18 [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6411] close(7) = -1 EBADF (Bad file descriptor) [pid 6411] close(8 [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6416] <... futex resumed>) = 0 [pid 6411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6411] close(9) = -1 EBADF (Bad file descriptor) [pid 6411] close(10) = -1 EBADF (Bad file descriptor) [pid 6411] close(11) = -1 EBADF (Bad file descriptor) [pid 6411] close(12) = -1 EBADF (Bad file descriptor) [pid 6411] close(13) = -1 EBADF (Bad file descriptor) [pid 6411] close(14) = -1 EBADF (Bad file descriptor) [pid 6411] close(15) = -1 EBADF (Bad file descriptor) [pid 6416] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5875] <... openat resumed>) = 3 [pid 6411] close(16) = -1 EBADF (Bad file descriptor) [pid 6411] close(17) = -1 EBADF (Bad file descriptor) [pid 6411] close(18) = -1 EBADF (Bad file descriptor) [pid 6411] close(19) = -1 EBADF (Bad file descriptor) [pid 6416] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6411] close(20 [pid 5875] newfstatat(3, "", [pid 6416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] close(21 [pid 6416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] getdents64(3, [pid 6411] close(22 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6416] <... mmap resumed>) = 0x7f10d89da000 [pid 6416] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5875] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6411] close(23) = -1 EBADF (Bad file descriptor) [pid 6411] close(24) = -1 EBADF (Bad file descriptor) [pid 6411] close(25) = -1 EBADF (Bad file descriptor) [pid 6411] close(26) = -1 EBADF (Bad file descriptor) [pid 6411] close(27) = -1 EBADF (Bad file descriptor) [pid 6411] close(28) = -1 EBADF (Bad file descriptor) [pid 6411] close(29) = -1 EBADF (Bad file descriptor) [pid 6411] exit_group(0) = ? [pid 6412] <... futex resumed>) = ? [pid 6412] +++ exited with 0 +++ [pid 6411] +++ exited with 0 +++ [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5870] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6416] <... mprotect resumed>) = 0 [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5875] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./51/binderfs") = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 5870] rmdir("./51") = 0 [pid 5870] mkdir("./52", 0777) = 0 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 109 ./strace-static-x86_64: Process 6417 attached [pid 6416] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] unlink("./53/binderfs" [pid 6416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5875] <... unlink resumed>) = 0 [pid 6416] <... clone3 resumed> => {parent_tid=[116]}, 88) = 116 [pid 6416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6416] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6418 attached [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6417] set_robust_list(0x555593274760, 24 [pid 5875] getdents64(3, [pid 6418] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6417] <... set_robust_list resumed>) = 0 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6418] <... rseq resumed>) = 0 [pid 6417] chdir("./52" [pid 6418] set_robust_list(0x7f10d89fa9a0, 24 [pid 6417] <... chdir resumed>) = 0 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] <... set_robust_list resumed>) = 0 [pid 6417] <... prctl resumed>) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [], [pid 6417] setpgid(0, 0 [pid 6418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6417] <... setpgid resumed>) = 0 [pid 6418] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6418] <... openat resumed>) = 3 [pid 6417] <... openat resumed>) = 3 [pid 6418] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] write(3, "1000", 4 [pid 6418] <... futex resumed>) = 1 [pid 6417] <... write resumed>) = 4 [pid 6416] <... futex resumed>) = 0 [pid 6417] close(3 [pid 6416] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... close resumed>) = 0 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6417] write(1, "executing program\n", 18 [pid 6418] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6417] <... write resumed>) = 18 [pid 6418] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6417] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6417] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6418] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6417] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6418] <... mmap resumed>) = 0x7f10d89b5000 [pid 6417] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5875] close(3) = 0 [pid 5875] rmdir("./53" [pid 6418] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6417] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] <... rmdir resumed>) = 0 [pid 6417] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6419 attached [pid 5875] mkdir("./54", 0777 [pid 6418] <... mmap resumed>) = 0x7f10d8975000 [pid 6417] <... clone3 resumed> => {parent_tid=[110]}, 88) = 110 [pid 5875] <... mkdir resumed>) = 0 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6419] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6418] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] <... rseq resumed>) = 0 [pid 6418] <... futex resumed>) = 1 [pid 6417] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... futex resumed>) = 0 [pid 6419] set_robust_list(0x7f10d89fa9a0, 24 [pid 6417] <... futex resumed>) = 0 [pid 6416] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6420 attached [pid 6419] <... set_robust_list resumed>) = 0 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6416] <... futex resumed>) = 0 [pid 6420] set_robust_list(0x555593274760, 24 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... set_robust_list resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6418] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] chdir("./54" [pid 6419] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6416] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 119 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... chdir resumed>) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6419] <... openat resumed>) = 3 [pid 6418] <... futex resumed>) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=37000000} [pid 6419] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6418] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6416] <... futex resumed>) = 0 [pid 6418] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6416] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... prctl resumed>) = 0 [pid 6416] <... futex resumed>) = 0 [pid 6420] setpgid(0, 0) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6416] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... openat resumed>) = 3 [pid 6420] write(3, "1000", 4) = 4 [pid 6419] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] close(3 [pid 6419] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6420] <... close resumed>) = 0 [pid 6417] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6419] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6417] <... futex resumed>) = 0 [pid 6419] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... mmap resumed>) = 0x7f10d89b5000 [pid 6420] write(1, "executing program\n", 18executing program [pid 6419] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6420] <... write resumed>) = 18 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... mmap resumed>) = 0x7f10d8975000 [pid 6420] <... futex resumed>) = 0 [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6419] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6419] <... futex resumed>) = 1 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6420] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6419] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6417] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6417] <... futex resumed>) = 0 [pid 6420] <... mprotect resumed>) = 0 [pid 6417] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6416] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6421 attached => {parent_tid=[120]}, 88) = 120 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6420] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6421] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] <... rseq resumed>) = 0 [pid 6421] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6421] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6421] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6421] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6420] <... futex resumed>) = 0 [pid 6421] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6421] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6421] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6421] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6421] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6420] <... futex resumed>) = 0 [pid 6420] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6421] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... io_uring_enter resumed>) = 4096 [pid 6420] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 1 [pid 6420] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6414] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6413] close(3 [pid 6414] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = 0 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] <... close resumed>) = 0 [pid 6414] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6420] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6421] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6420] <... futex resumed>) = 0 [pid 6413] close(4 [pid 6420] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6413] <... close resumed>) = 0 [pid 6413] close(5) = -1 EBADF (Bad file descriptor) [pid 6413] close(6) = -1 EBADF (Bad file descriptor) [pid 6413] close(7) = -1 EBADF (Bad file descriptor) [pid 6413] close(8) = -1 EBADF (Bad file descriptor) [pid 6413] close(9) = -1 EBADF (Bad file descriptor) [pid 6413] close(10) = -1 EBADF (Bad file descriptor) [pid 6413] close(11) = -1 EBADF (Bad file descriptor) [pid 6413] close(12) = -1 EBADF (Bad file descriptor) [pid 6413] close(13) = -1 EBADF (Bad file descriptor) [pid 6413] close(14) = -1 EBADF (Bad file descriptor) [pid 6413] close(15) = -1 EBADF (Bad file descriptor) [pid 6413] close(16) = -1 EBADF (Bad file descriptor) [pid 6413] close(17) = -1 EBADF (Bad file descriptor) [pid 6413] close(18) = -1 EBADF (Bad file descriptor) [pid 6413] close(19) = -1 EBADF (Bad file descriptor) [pid 6413] close(20) = -1 EBADF (Bad file descriptor) [pid 6413] close(21) = -1 EBADF (Bad file descriptor) [pid 6413] close(22) = -1 EBADF (Bad file descriptor) [pid 6413] close(23) = -1 EBADF (Bad file descriptor) [pid 6413] close(24) = -1 EBADF (Bad file descriptor) [pid 6413] close(25) = -1 EBADF (Bad file descriptor) [pid 6413] close(26) = -1 EBADF (Bad file descriptor) [pid 6413] close(27) = -1 EBADF (Bad file descriptor) [pid 6413] close(28) = -1 EBADF (Bad file descriptor) [pid 6413] close(29) = -1 EBADF (Bad file descriptor) [pid 6413] exit_group(0) = ? [pid 6414] <... futex resumed>) = ? [pid 6415] <... futex resumed>) = ? [pid 6414] +++ exited with 0 +++ [pid 6420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6418] <... io_uring_enter resumed>) = 4096 [pid 6415] +++ exited with 0 +++ [pid 6413] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6418] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6418] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... restart_syscall resumed>) = 0 [pid 6416] close(3) = 0 [pid 6416] close(4) = 0 [pid 5874] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] close(5) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6416] close(6) = -1 EBADF (Bad file descriptor) [pid 6416] close(7) = -1 EBADF (Bad file descriptor) [pid 6416] close(8) = -1 EBADF (Bad file descriptor) [pid 6416] close(9) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6416] close(10) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6416] close(11) = -1 EBADF (Bad file descriptor) [pid 6416] close(12) = -1 EBADF (Bad file descriptor) [pid 6416] close(13) = -1 EBADF (Bad file descriptor) [pid 6416] close(14) = -1 EBADF (Bad file descriptor) [pid 6416] close(15) = -1 EBADF (Bad file descriptor) [pid 6416] close(16 [pid 5874] newfstatat(3, "", [pid 6416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6416] close(17) = -1 EBADF (Bad file descriptor) [pid 6416] close(18) = -1 EBADF (Bad file descriptor) [pid 6416] close(19) = -1 EBADF (Bad file descriptor) [pid 6416] close(20) = -1 EBADF (Bad file descriptor) [pid 6416] close(21) = -1 EBADF (Bad file descriptor) [pid 6416] close(22) = -1 EBADF (Bad file descriptor) [pid 6416] close(23) = -1 EBADF (Bad file descriptor) [pid 6416] close(24 [pid 5874] getdents64(3, [pid 6416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] close(25) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6416] close(26 [pid 5874] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] close(27 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] close(28) = -1 EBADF (Bad file descriptor) [pid 6416] close(29) = -1 EBADF (Bad file descriptor) [pid 6416] exit_group(0 [pid 6418] <... futex resumed>) = ? [pid 6416] <... exit_group resumed>) = ? [pid 5874] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6418] +++ exited with 0 +++ [pid 6416] +++ exited with 0 +++ [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] unlink("./54/binderfs") = 0 [pid 5874] getdents64(3, [pid 5872] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] close(3 [pid 5872] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] <... close resumed>) = 0 [pid 5874] rmdir("./54" [pid 5872] newfstatat(3, "", [pid 5874] <... rmdir resumed>) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, [pid 5874] mkdir("./55", 0777 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] <... mkdir resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6422 attached [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 121 [pid 5872] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./53/binderfs" [pid 6422] set_robust_list(0x555593274760, 24 [pid 5872] <... unlink resumed>) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6422] chdir("./55" [pid 5872] close(3) = 0 [pid 6422] <... chdir resumed>) = 0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] rmdir("./53" [pid 6422] <... prctl resumed>) = 0 [pid 5872] <... rmdir resumed>) = 0 [pid 5872] mkdir("./54", 0777 [pid 6422] setpgid(0, 0 [pid 5872] <... mkdir resumed>) = 0 [pid 6422] <... setpgid resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6422] <... openat resumed>) = 3 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 117 ./strace-static-x86_64: Process 6423 attached [pid 6423] set_robust_list(0x555593274760, 24executing program ) = 0 [pid 6422] write(3, "1000", 4) = 4 [pid 6422] close(3) = 0 [pid 6422] symlink("/dev/binderfs", "./binderfs" [pid 6423] chdir("./54" [pid 6422] <... symlink resumed>) = 0 [pid 6422] write(1, "executing program\n", 18) = 18 [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6423] <... chdir resumed>) = 0 [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6419] <... io_uring_enter resumed>) = 4096 [pid 6423] <... prctl resumed>) = 0 [pid 6419] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] setpgid(0, 0 [pid 6419] <... futex resumed>) = 0 [pid 6417] close(3) = 0 [pid 6417] close(4 [pid 6423] <... setpgid resumed>) = 0 [pid 6421] <... io_uring_enter resumed>) = 4096 [pid 6419] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6417] <... close resumed>) = 0 [pid 6417] close(5) = -1 EBADF (Bad file descriptor) [pid 6417] close(6 [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6422] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6421] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6417] close(7) = -1 EBADF (Bad file descriptor) [pid 6417] close(8) = -1 EBADF (Bad file descriptor) [pid 6417] close(9) = -1 EBADF (Bad file descriptor) [pid 6417] close(10) = -1 EBADF (Bad file descriptor) [pid 6417] close(11) = -1 EBADF (Bad file descriptor) [pid 6417] close(12) = -1 EBADF (Bad file descriptor) [pid 6417] close(13) = -1 EBADF (Bad file descriptor) [pid 6417] close(14) = -1 EBADF (Bad file descriptor) [pid 6417] close(15) = -1 EBADF (Bad file descriptor) [pid 6417] close(16) = -1 EBADF (Bad file descriptor) [pid 6417] close(17) = -1 EBADF (Bad file descriptor) [pid 6417] close(18) = -1 EBADF (Bad file descriptor) [pid 6417] close(19) = -1 EBADF (Bad file descriptor) [pid 6417] close(20) = -1 EBADF (Bad file descriptor) [pid 6417] close(21) = -1 EBADF (Bad file descriptor) [pid 6417] close(22) = -1 EBADF (Bad file descriptor) [pid 6417] close(23) = -1 EBADF (Bad file descriptor) [pid 6417] close(24) = -1 EBADF (Bad file descriptor) [pid 6417] close(25) = -1 EBADF (Bad file descriptor) [pid 6417] close(26) = -1 EBADF (Bad file descriptor) [pid 6417] close(27) = -1 EBADF (Bad file descriptor) [pid 6417] close(28) = -1 EBADF (Bad file descriptor) [pid 6417] close(29) = -1 EBADF (Bad file descriptor) [pid 6417] exit_group(0) = ? [pid 6421] <... futex resumed>) = 0 [pid 6421] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] <... futex resumed>) = ? [pid 6420] close(3) = 0 [pid 6420] close(4) = 0 [pid 6420] close(5) = -1 EBADF (Bad file descriptor) [pid 6420] close(6 [pid 6423] <... openat resumed>) = 3 [pid 6422] <... mprotect resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] close(7) = -1 EBADF (Bad file descriptor) [pid 6423] write(3, "1000", 4 [pid 6420] close(8 [pid 6423] <... write resumed>) = 4 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(3 [pid 6420] close(9 [pid 6423] <... close resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] symlink("/dev/binderfs", "./binderfs" [pid 6420] close(10 [pid 6423] <... symlink resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6420] close(11executing program [pid 6423] write(1, "executing program\n", 18 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... write resumed>) = 18 [pid 6420] close(12 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... futex resumed>) = 0 [pid 6420] close(13 [pid 6423] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6420] close(14 [pid 6419] +++ exited with 0 +++ [pid 6417] +++ exited with 0 +++ [pid 6423] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] close(15 [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 6423] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... mmap resumed>) = 0x7f10d89da000 [pid 6420] close(16) = -1 EBADF (Bad file descriptor) [pid 6420] close(17) = -1 EBADF (Bad file descriptor) [pid 6420] close(18) = -1 EBADF (Bad file descriptor) [pid 6423] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6420] close(19 [pid 6423] <... mprotect resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] close(20) = -1 EBADF (Bad file descriptor) [pid 6423] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] close(21 [pid 6423] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6424 attached [pid 6422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] close(22 [pid 5870] <... restart_syscall resumed>) = 0 [pid 6423] <... clone3 resumed> => {parent_tid=[118]}, 88) = 118 [pid 6422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6425 attached [pid 6423] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] close(23 [pid 6425] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6424] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6422] <... clone3 resumed> => {parent_tid=[122]}, 88) = 122 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6425] <... rseq resumed>) = 0 [pid 6424] <... rseq resumed>) = 0 [pid 6423] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] close(24 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6422] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... openat resumed>) = 3 [pid 6422] <... futex resumed>) = 0 [pid 5870] newfstatat(3, "", [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5870] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] unlink("./52/binderfs" [pid 6420] close(25 [pid 5870] <... unlink resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] getdents64(3, [pid 6420] close(26 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6423] <... futex resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(3 [pid 6425] set_robust_list(0x7f10d89fa9a0, 24 [pid 6424] set_robust_list(0x7f10d89fa9a0, 24 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] close(27 [pid 5870] <... close resumed>) = 0 [pid 6425] <... set_robust_list resumed>) = 0 [pid 6424] <... set_robust_list resumed>) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] rmdir("./52" [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] close(28 [pid 5870] <... rmdir resumed>) = 0 [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] mkdir("./53", 0777 [pid 6425] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6424] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6420] close(29 [pid 5870] <... mkdir resumed>) = 0 [pid 6424] <... openat resumed>) = 3 [pid 6420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6426 attached [pid 6425] <... openat resumed>) = 3 [pid 6424] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] exit_group(0 [pid 6426] set_robust_list(0x555593274760, 24 [pid 6425] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 6421] <... futex resumed>) = ? [pid 6420] <... exit_group resumed>) = ? [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 111 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6425] <... futex resumed>) = 1 [pid 6424] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] <... futex resumed>) = 0 [pid 6426] chdir("./53" [pid 6425] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6422] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... chdir resumed>) = 0 [pid 6425] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6422] <... futex resumed>) = 0 [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6421] +++ exited with 0 +++ [pid 6426] <... prctl resumed>) = 0 [pid 6425] <... mmap resumed>) = 0x7f10d89b5000 [pid 6423] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] setpgid(0, 0 [pid 6425] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6424] <... futex resumed>) = 0 [pid 6423] <... futex resumed>) = 1 [pid 6426] <... setpgid resumed>) = 0 [pid 6425] <... mmap resumed>) = 0x7f10d8975000 [pid 6424] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6426] <... openat resumed>) = 3 [pid 6425] <... futex resumed>) = 1 [pid 6424] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6422] <... futex resumed>) = 0 executing program [pid 6426] write(3, "1000", 4 [pid 6424] <... mmap resumed>) = 0x7f10d89b5000 [pid 6422] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] <... write resumed>) = 4 [pid 6426] close(3) = 0 [pid 6426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6426] write(1, "executing program\n", 18) = 18 [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6424] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6426] <... mmap resumed>) = 0x7f10d89da000 [pid 6424] <... mmap resumed>) = 0x7f10d8975000 [pid 6426] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6424] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... mprotect resumed>) = 0 [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 6425] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6423] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6424] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 6423] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6427 attached [pid 6427] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6426] <... clone3 resumed> => {parent_tid=[112]}, 88) = 112 [pid 6427] <... rseq resumed>) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] set_robust_list(0x7f10d89fa9a0, 24 [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6427] <... set_robust_list resumed>) = 0 [pid 6426] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] <... futex resumed>) = 0 [pid 6424] <... futex resumed>) = 1 [pid 6423] <... futex resumed>) = 0 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6423] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6423] <... futex resumed>) = 0 [pid 6423] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] <... openat resumed>) = 3 [pid 6424] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6427] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6427] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] <... futex resumed>) = 0 [pid 6426] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 1 [pid 6427] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6425] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 6420] +++ exited with 0 +++ [pid 6427] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6422] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... mmap resumed>) = 0x7f10d89b5000 [pid 6422] <... futex resumed>) = 0 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6427] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 6427] <... mmap resumed>) = 0x7f10d8975000 [pid 6427] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6426] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6427] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6425] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... restart_syscall resumed>) = 0 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6427] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 0 [pid 5875] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6427] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... openat resumed>) = 3 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 1 [pid 6425] <... futex resumed>) = 1 [pid 6422] <... futex resumed>) = 0 [pid 5875] newfstatat(3, "", [pid 6427] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6426] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6425] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6423] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6422] <... futex resumed>) = 0 [pid 5875] getdents64(3, [pid 6425] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6422] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./54/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./54") = 0 [pid 5875] mkdir("./55", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6428 attached , child_tidptr=0x555593274750) = 121 [pid 6428] set_robust_list(0x555593274760, 24) = 0 [pid 6428] chdir("./55") = 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 6426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6428] close(3) = 0 [pid 6422] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program [pid 6428] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6428] write(1, "executing program\n", 18) = 18 [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6428] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[122]}, 88) = 122 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6428] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6429 attached ) = -1 ETIMEDOUT (Connection timed out) [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6428] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6428] <... futex resumed>) = 0 [pid 6428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6428] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0}./strace-static-x86_64: Process 6430 attached => {parent_tid=[123]}, 88) = 123 [pid 6428] rt_sigprocmask(SIG_SETMASK, [], [pid 6430] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6428] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6430] <... rseq resumed>) = 0 [pid 6428] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... rseq resumed>) = 0 [pid 6430] set_robust_list(0x7f10d89d99a0, 24) = 0 [pid 6429] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6430] rt_sigprocmask(SIG_SETMASK, [], [pid 6429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6429] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6430] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6429] <... openat resumed>) = 3 [pid 6429] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6429] <... futex resumed>) = 0 [pid 6430] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6429] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... mmap resumed>) = 0x7f10d8994000 [pid 6430] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6430] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6428] <... futex resumed>) = 0 [pid 6430] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... futex resumed>) = 0 [pid 6429] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6429] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] <... futex resumed>) = 0 [pid 6429] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... futex resumed>) = 0 [pid 6429] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6428] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6429] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6428] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6425] <... io_uring_enter resumed>) = 4096 [pid 6425] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] close(3) = 0 [pid 6422] close(4) = 0 [pid 6425] <... futex resumed>) = 0 [pid 6425] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] close(5 [pid 6423] close(3 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] <... io_uring_enter resumed>) = 4096 [pid 6423] <... close resumed>) = 0 [pid 6422] close(6 [pid 6423] close(4 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(7 [pid 6423] <... close resumed>) = 0 [pid 6423] close(5 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] <... futex resumed>) = 0 [pid 6423] close(6 [pid 6422] close(8 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6423] close(7 [pid 6422] close(9 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(8 [pid 6422] close(10 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6427] <... io_uring_enter resumed>) = 4096 [pid 6423] close(9 [pid 6422] close(11) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(10) = -1 EBADF (Bad file descriptor) [pid 6422] close(12 [pid 6427] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6423] close(11 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6427] <... futex resumed>) = 0 [pid 6422] close(13 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6427] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] close(3 [pid 6423] close(12 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] <... close resumed>) = 0 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(14 [pid 6426] close(4 [pid 6423] close(13 [pid 6426] <... close resumed>) = 0 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(5 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(15 [pid 6423] close(14 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(16 [pid 6423] close(15) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(16 [pid 6422] close(17 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(17 [pid 6422] close(18 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(18 [pid 6422] close(19 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(19 [pid 6422] close(20 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(20 [pid 6422] close(21 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(6 [pid 6423] close(21 [pid 6422] close(22 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(7 [pid 6423] close(22 [pid 6422] close(23 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(8 [pid 6423] close(23 [pid 6422] close(24 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(9 [pid 6423] close(24 [pid 6422] close(25 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(10 [pid 6423] close(25 [pid 6422] close(26 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(11 [pid 6423] close(26 [pid 6422] close(27 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(12 [pid 6422] close(28 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(27 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(13 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] close(29 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(28 [pid 6422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] close(14 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6423] close(29 [pid 6422] exit_group(0 [pid 6426] close(15 [pid 6423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6425] <... futex resumed>) = ? [pid 6422] <... exit_group resumed>) = ? [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6425] +++ exited with 0 +++ [pid 6423] exit_group(0 [pid 6426] close(16 [pid 6423] <... exit_group resumed>) = ? [pid 6424] <... futex resumed>) = ? [pid 6422] +++ exited with 0 +++ [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6424] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6426] close(17 [pid 5874] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6426] close(18 [pid 6423] +++ exited with 0 +++ [pid 5874] newfstatat(3, "", [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6426] close(19 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6426] close(20 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6426] close(21 [pid 5872] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] close(22 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6426] close(23) = -1 EBADF (Bad file descriptor) [pid 5872] <... openat resumed>) = 3 [pid 6426] close(24) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(3, "", [pid 6426] close(25) = -1 EBADF (Bad file descriptor) [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6426] close(26) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6426] close(27 [pid 5874] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6426] close(28) = -1 EBADF (Bad file descriptor) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6426] close(29 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6426] exit_group(0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6427] <... futex resumed>) = ? [pid 6426] <... exit_group resumed>) = ? [pid 5874] unlink("./55/binderfs" [pid 5872] unlink("./54/binderfs" [pid 6427] +++ exited with 0 +++ [pid 6426] +++ exited with 0 +++ [pid 5874] <... unlink resumed>) = 0 [pid 5872] <... unlink resumed>) = 0 [pid 5874] getdents64(3, [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./55") = 0 [pid 5874] mkdir("./56", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 123 ./strace-static-x86_64: Process 6431 attached [pid 6431] set_robust_list(0x555593274760, 24) = 0 [pid 5870] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6431] chdir("./56" [pid 5872] getdents64(3, [pid 5870] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5872] close(3 [pid 5870] newfstatat(3, "", [pid 5872] <... close resumed>) = 0 [pid 6431] <... chdir resumed>) = 0 [pid 5872] rmdir("./54" [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] <... rmdir resumed>) = 0 [pid 5870] getdents64(3, [pid 5872] mkdir("./55", 0777 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6431] setpgid(0, 0 [pid 5872] <... mkdir resumed>) = 0 [pid 5870] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 119 [pid 5870] newfstatat(AT_FDCWD, "./53/binderfs", ./strace-static-x86_64: Process 6433 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6433] set_robust_list(0x555593274760, 24) = 0 [pid 6431] <... setpgid resumed>) = 0 [pid 5870] unlink("./53/binderfs" [pid 6433] chdir("./55") = 0 [pid 6431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... unlink resumed>) = 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6431] <... openat resumed>) = 3 [pid 5870] getdents64(3, [pid 6433] <... prctl resumed>) = 0 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6433] setpgid(0, 0 [pid 5870] close(3 [pid 6433] <... setpgid resumed>) = 0 [pid 6431] write(3, "1000", 4 [pid 5870] <... close resumed>) = 0 [pid 6431] <... write resumed>) = 4 [pid 5870] rmdir("./53" [pid 6431] close(3 [pid 5870] <... rmdir resumed>) = 0 [pid 6431] <... close resumed>) = 0 [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] mkdir("./54", 0777 [pid 6431] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6431] write(1, "executing program\n", 18 [pid 5870] <... mkdir resumed>) = 0 executing program [pid 6433] <... openat resumed>) = 3 [pid 6431] <... write resumed>) = 18 [pid 6429] <... io_uring_enter resumed>) = 4096 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6433] write(3, "1000", 4 [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] close(3) = 0 [pid 6428] close(4) = 0 [pid 6428] close(5) = -1 EBADF (Bad file descriptor) [pid 6428] close(6) = -1 EBADF (Bad file descriptor) [pid 6428] close(7) = -1 EBADF (Bad file descriptor) [pid 6428] close(8./strace-static-x86_64: Process 6434 attached [pid 6433] <... write resumed>) = 4 [pid 6431] <... futex resumed>) = 0 [pid 6429] <... futex resumed>) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] close(3 [pid 6431] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6429] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6428] close(9 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 113 [pid 6433] <... close resumed>) = 0 [pid 6431] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6428] close(10 [pid 6433] symlink("/dev/binderfs", "./binderfs" [pid 6431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6428] close(11 [pid 6431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6433] <... symlink resumed>) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] set_robust_list(0x555593274760, 24 [pid 6433] write(1, "executing program\n", 18 [pid 6431] <... mmap resumed>) = 0x7f10d89da000 [pid 6428] close(12executing program [pid 6433] <... write resumed>) = 18 [pid 6431] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... mprotect resumed>) = 0 [pid 6428] close(13 [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... futex resumed>) = 0 [pid 6428] close(14 [pid 6433] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... set_robust_list resumed>) = 0 [pid 6433] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6431] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6428] close(15 [pid 6434] chdir("./54" [pid 6433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... chdir resumed>) = 0 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] close(16 [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... prctl resumed>) = 0 [pid 6428] close(17 [pid 6434] setpgid(0, 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... setpgid resumed>) = 0 [pid 6428] close(18 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6435 attached [pid 6434] <... openat resumed>) = 3 [pid 6433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6428] close(19 [pid 6435] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6434] write(3, "1000", 4 [pid 6433] <... mmap resumed>) = 0x7f10d89da000 [pid 6431] <... clone3 resumed> => {parent_tid=[124]}, 88) = 124 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6435] <... rseq resumed>) = 0 [pid 6434] <... write resumed>) = 4 [pid 6433] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6428] close(20 [pid 6435] set_robust_list(0x7f10d89fa9a0, 24 [pid 6434] close(3 [pid 6433] <... mprotect resumed>) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... close resumed>) = 0 [pid 6428] close(21 [pid 6435] <... set_robust_list resumed>) = 0 [pid 6434] symlink("/dev/binderfs", "./binderfs" [pid 6433] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6435] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] <... symlink resumed>) = 0 [pid 6433] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6428] close(22executing program [pid 6435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6434] write(1, "executing program\n", 18 [pid 6433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6431] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... write resumed>) = 18 [pid 6428] close(23 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6436 attached [pid 6435] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6434] <... futex resumed>) = 0 [pid 6431] <... futex resumed>) = 0 [pid 6428] close(24 [pid 6434] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6436] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6435] <... openat resumed>) = 3 [pid 6434] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6433] <... clone3 resumed> => {parent_tid=[120]}, 88) = 120 [pid 6428] close(25 [pid 6436] <... rseq resumed>) = 0 [pid 6435] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6436] set_robust_list(0x7f10d89fa9a0, 24 [pid 6435] <... futex resumed>) = 1 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] <... futex resumed>) = 0 [pid 6436] <... set_robust_list resumed>) = 0 [pid 6435] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] close(26 [pid 6434] <... mmap resumed>) = 0x7f10d89da000 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... futex resumed>) = 0 [pid 6434] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6428] close(27 [pid 6434] <... mprotect resumed>) = 0 [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6435] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6434] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6433] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6435] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6434] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6428] close(28 [pid 6436] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6437 attached [pid 6436] <... openat resumed>) = 3 [pid 6435] <... mmap resumed>) = 0x7f10d89b5000 [pid 6428] close(29 [pid 6436] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6434] <... clone3 resumed> => {parent_tid=[114]}, 88) = 114 [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6436] <... futex resumed>) = 0 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6428] exit_group(0 [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6428] <... exit_group resumed>) = ? [pid 6436] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6435] <... mmap resumed>) = 0x7f10d8975000 [pid 6434] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 0 [pid 6430] <... futex resumed>) = ? [pid 6429] <... futex resumed>) = ? [pid 6437] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6436] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6434] <... futex resumed>) = 0 [pid 6437] <... rseq resumed>) = 0 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6430] +++ exited with 0 +++ [pid 6437] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6429] +++ exited with 0 +++ [pid 6428] +++ exited with 0 +++ [pid 6437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6436] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6437] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] <... futex resumed>) = 1 [pid 6437] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6436] <... mmap resumed>) = 0x7f10d89b5000 [pid 6435] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 6436] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6437] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6437] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6436] <... mmap resumed>) = 0x7f10d8975000 [pid 6435] <... futex resumed>) = 1 [pid 6431] <... futex resumed>) = 0 [pid 5875] <... restart_syscall resumed>) = 0 [pid 6436] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6436] <... futex resumed>) = 1 [pid 6433] <... futex resumed>) = 0 [pid 6431] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6437] <... mmap resumed>) = 0x7f10d8975000 [pid 6436] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6436] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6437] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6434] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6436] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 1 [pid 6431] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... openat resumed>) = 3 [pid 6435] <... futex resumed>) = 0 [pid 6431] <... futex resumed>) = 1 [pid 5875] newfstatat(3, "", [pid 6436] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6436] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6435] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6433] <... futex resumed>) = 0 [pid 6431] <... futex resumed>) = 0 [pid 6435] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6433] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6431] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] getdents64(3, [pid 6437] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6433] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6431] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5875] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./55/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./55") = 0 [pid 5875] mkdir("./56", 0777) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6438 attached , child_tidptr=0x555593274750) = 124 [pid 6438] set_robust_list(0x555593274760, 24) = 0 [pid 6438] chdir("./56") = 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 executing program [pid 6438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6438] write(1, "executing program\n", 18) = 18 [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6438] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6436] <... io_uring_enter resumed>) = 4096 [pid 6435] <... io_uring_enter resumed>) = 4096 [pid 6438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6436] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6435] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] close(3 [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6436] <... futex resumed>) = 0 [pid 6435] <... futex resumed>) = 0 [pid 6433] <... close resumed>) = 0 [pid 6438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6436] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6435] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] close(4 [pid 6438] <... mmap resumed>) = 0x7f10d89da000 [pid 6433] <... close resumed>) = 0 [pid 6438] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6433] close(5 [pid 6438] <... mprotect resumed>) = 0 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(3 [pid 6438] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6433] close(6 [pid 6438] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6431] <... close resumed>) = 0 [pid 6438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(4) = 0 [pid 6431] close(5 [pid 6438] <... clone3 resumed> => {parent_tid=[125]}, 88) = 125 [pid 6433] close(7 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6439 attached [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(6) = -1 EBADF (Bad file descriptor) [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] close(8) = -1 EBADF (Bad file descriptor) [pid 6431] close(7 [pid 6438] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6433] close(9 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(8 [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] close(10 [pid 6439] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] close(11 [pid 6431] close(9 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... rseq resumed>) = 0 [pid 6439] set_robust_list(0x7f10d89fa9a0, 24 [pid 6433] close(12 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... set_robust_list resumed>) = 0 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(10 [pid 6439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6433] close(13 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(11 [pid 6433] close(14 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(12 [pid 6433] close(15 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... openat resumed>) = 3 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(13 [pid 6433] close(16 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(14 [pid 6433] close(17 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(15 [pid 6433] close(18 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(16 [pid 6433] close(19 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(17 [pid 6433] close(20 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(18 [pid 6433] close(21 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(19 [pid 6433] close(22 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(20 [pid 6433] close(23 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] close(24 [pid 6431] close(21 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] close(25 [pid 6431] close(22) = -1 EBADF (Bad file descriptor) [pid 6431] close(23 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... futex resumed>) = 1 [pid 6438] <... futex resumed>) = 0 [pid 6433] close(26 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6438] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6438] <... futex resumed>) = 0 [pid 6431] close(24 [pid 6439] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6433] close(27 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6437] <... io_uring_enter resumed>) = 4096 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6431] close(25 [pid 6439] <... mmap resumed>) = 0x7f10d89b5000 [pid 6433] close(28 [pid 6439] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6437] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... futex resumed>) = 0 [pid 6433] close(29 [pid 6439] <... futex resumed>) = 1 [pid 6438] <... futex resumed>) = 0 [pid 6431] close(26 [pid 6439] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6438] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6434] close(3 [pid 6433] exit_group(0 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 1 [pid 6436] <... futex resumed>) = ? [pid 6434] <... close resumed>) = 0 [pid 6433] <... exit_group resumed>) = ? [pid 6431] close(27 [pid 6439] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] +++ exited with 0 +++ [pid 6434] close(4 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] close(28 [pid 6438] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... close resumed>) = 0 [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] +++ exited with 0 +++ [pid 6431] close(29 [pid 6439] <... futex resumed>) = 0 [pid 6438] <... futex resumed>) = 0 [pid 6434] close(5 [pid 6439] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] exit_group(0 [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6435] <... futex resumed>) = ? [pid 6434] close(6 [pid 6431] <... exit_group resumed>) = ? [pid 6438] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6435] +++ exited with 0 +++ [pid 6439] <... futex resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6434] close(7 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./55/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./55") = 0 [pid 6438] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] close(8 [pid 6431] +++ exited with 0 +++ [pid 5872] mkdir("./56", 0777 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdir resumed>) = 0 [pid 6434] close(9 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6440 attached [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6440] set_robust_list(0x555593274760, 24 [pid 6434] close(10 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6440] <... set_robust_list resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 121 [pid 6440] chdir("./56" [pid 6434] close(11 [pid 6440] <... chdir resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] close(12 [pid 6440] <... prctl resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6440] setpgid(0, 0 [pid 6434] close(13 [pid 5874] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6440] <... setpgid resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6434] close(14 [pid 6440] <... openat resumed>) = 3 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] newfstatat(3, "", [pid 6440] write(3, "1000", 4 [pid 6434] close(15 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6440] <... write resumed>) = 4 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6440] close(3 [pid 6434] close(16 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6440] <... close resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6440] symlink("/dev/binderfs", "./binderfs" [pid 6434] close(17 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6440] <... symlink resumed>) = 0 executing program [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6440] write(1, "executing program\n", 18 [pid 6434] close(18 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6440] <... write resumed>) = 18 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] unlink("./56/binderfs" [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] close(19 [pid 5874] <... unlink resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6440] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6434] close(20 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6440] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6434] close(21 [pid 5874] close(3 [pid 6440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6434] close(22 [pid 5874] <... close resumed>) = 0 [pid 6440] <... mmap resumed>) = 0x7f10d89da000 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] rmdir("./56" [pid 6440] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6434] close(23 [pid 5874] <... rmdir resumed>) = 0 [pid 6440] <... mprotect resumed>) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] mkdir("./57", 0777 [pid 6440] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6434] close(24 [pid 6440] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6434] close(25 [pid 5874] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 6441 attached [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6442 attached [pid 6440] <... clone3 resumed> => {parent_tid=[122]}, 88) = 122 [pid 6434] close(26 [pid 6440] rt_sigprocmask(SIG_SETMASK, [], [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6434] close(27 [pid 6441] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6440] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] set_robust_list(0x555593274760, 24 [pid 6441] <... rseq resumed>) = 0 [pid 6440] <... futex resumed>) = 0 [pid 6434] close(28 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 125 [pid 6442] <... set_robust_list resumed>) = 0 executing program [pid 6441] set_robust_list(0x7f10d89fa9a0, 24 [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] chdir("./57" [pid 6438] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6442] <... chdir resumed>) = 0 [pid 6434] close(29 [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] setpgid(0, 0 [pid 6434] exit_group(0 [pid 6442] <... setpgid resumed>) = 0 [pid 6434] <... exit_group resumed>) = ? [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6437] <... futex resumed>) = ? [pid 6442] <... openat resumed>) = 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", 18) = 18 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... set_robust_list resumed>) = 0 [pid 6437] +++ exited with 0 +++ [pid 6434] +++ exited with 0 +++ [pid 6442] <... futex resumed>) = 0 [pid 6441] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6441] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6442] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6441] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6441] <... openat resumed>) = 3 [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6441] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6441] <... futex resumed>) = 1 [pid 6440] <... futex resumed>) = 0 [pid 6442] <... mmap resumed>) = 0x7f10d89da000 [pid 6441] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6440] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6441] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6440] <... futex resumed>) = 0 [pid 6442] <... mprotect resumed>) = 0 [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6441] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6441] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5870] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6441] <... mmap resumed>) = 0x7f10d8975000 [pid 6442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6441] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6441] <... futex resumed>) = 1 [pid 6441] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] <... futex resumed>) = 0 [pid 6440] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 1 [pid 6441] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6441] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = 1 [pid 6441] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... openat resumed>) = 3 [pid 6441] <... futex resumed>) = 0 [pid 6440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] newfstatat(3, "", [pid 6442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6441] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] <... futex resumed>) = 0 [pid 5870] getdents64(3, [pid 6441] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 6443 attached [pid 6442] <... clone3 resumed> => {parent_tid=[126]}, 88) = 126 [pid 5870] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6443] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6443] <... rseq resumed>) = 0 [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6442] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] set_robust_list(0x7f10d89fa9a0, 24 [pid 6442] <... futex resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6443] <... set_robust_list resumed>) = 0 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] unlink("./54/binderfs" [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 5870] <... unlink resumed>) = 0 [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5870] getdents64(3, [pid 6443] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 6443] <... openat resumed>) = 3 [pid 5870] rmdir("./54" [pid 6443] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... rmdir resumed>) = 0 [pid 6440] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6440] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5870] mkdir("./55", 0777 [pid 6443] <... futex resumed>) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6443] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6442] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] <... mkdir resumed>) = 0 [pid 6442] <... futex resumed>) = 0 [pid 6443] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6444 attached [pid 6439] <... io_uring_enter resumed>) = 4096 [pid 6444] set_robust_list(0x555593274760, 24 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 115 [pid 6439] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6439] <... futex resumed>) = 0 [pid 6444] chdir("./55" [pid 6443] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6439] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] <... chdir resumed>) = 0 [pid 6438] close(3 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] <... close resumed>) = 0 [pid 6444] <... prctl resumed>) = 0 [pid 6443] <... mmap resumed>) = 0x7f10d89b5000 [pid 6438] close(4 [pid 6444] setpgid(0, 0 [pid 6443] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6438] <... close resumed>) = 0 [pid 6444] <... setpgid resumed>) = 0 [pid 6438] close(5) = -1 EBADF (Bad file descriptor) [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6443] <... mmap resumed>) = 0x7f10d8975000 [pid 6438] close(6) = -1 EBADF (Bad file descriptor) [pid 6438] close(7) = -1 EBADF (Bad file descriptor) [pid 6438] close(8) = -1 EBADF (Bad file descriptor) [pid 6438] close(9) = -1 EBADF (Bad file descriptor) [pid 6438] close(10) = -1 EBADF (Bad file descriptor) [pid 6438] close(11) = -1 EBADF (Bad file descriptor) [pid 6438] close(12) = -1 EBADF (Bad file descriptor) [pid 6438] close(13) = -1 EBADF (Bad file descriptor) [pid 6438] close(14) = -1 EBADF (Bad file descriptor) [pid 6438] close(15) = -1 EBADF (Bad file descriptor) [pid 6438] close(16) = -1 EBADF (Bad file descriptor) [pid 6438] close(17) = -1 EBADF (Bad file descriptor) [pid 6438] close(18) = -1 EBADF (Bad file descriptor) [pid 6438] close(19) = -1 EBADF (Bad file descriptor) [pid 6438] close(20) = -1 EBADF (Bad file descriptor) [pid 6438] close(21) = -1 EBADF (Bad file descriptor) [pid 6438] close(22) = -1 EBADF (Bad file descriptor) [pid 6438] close(23) = -1 EBADF (Bad file descriptor) [pid 6438] close(24) = -1 EBADF (Bad file descriptor) [pid 6438] close(25) = -1 EBADF (Bad file descriptor) [pid 6438] close(26) = -1 EBADF (Bad file descriptor) [pid 6438] close(27) = -1 EBADF (Bad file descriptor) [pid 6438] close(28) = -1 EBADF (Bad file descriptor) [pid 6438] close(29) = -1 EBADF (Bad file descriptor) [pid 6438] exit_group(0) = ? [pid 6439] <... futex resumed>) = ? [pid 6444] <... openat resumed>) = 3 [pid 6443] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] write(3, "1000", 4) = 4 [pid 6444] close(3) = 0 [pid 6443] <... futex resumed>) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6442] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6444] symlink("/dev/binderfs", "./binderfs" [pid 6443] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6444] <... symlink resumed>) = 0 executing program [pid 6444] write(1, "executing program\n", 18) = 18 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6444] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6444] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6445 attached => {parent_tid=[116]}, 88) = 116 [pid 6445] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6444] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6439] +++ exited with 0 +++ [pid 6445] <... rseq resumed>) = 0 [pid 6438] +++ exited with 0 +++ [pid 6444] <... futex resumed>) = 0 [pid 6445] set_robust_list(0x7f10d89fa9a0, 24 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6445] <... set_robust_list resumed>) = 0 [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6445] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5875] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6445] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5875] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5875] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./56/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 5875] rmdir("./56") = 0 [pid 5875] mkdir("./57", 0777 [pid 6445] <... openat resumed>) = 3 executing program [pid 5875] <... mkdir resumed>) = 0 [pid 6445] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6441] <... io_uring_enter resumed>) = 4096 [pid 6445] <... futex resumed>) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6446 attached [pid 6445] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 126 [pid 6446] set_robust_list(0x555593274760, 24) = 0 [pid 6446] chdir("./57") = 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 6441] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] write(1, "executing program\n", 18 [pid 6441] <... futex resumed>) = 0 [pid 6446] <... write resumed>) = 18 [pid 6444] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 1 [pid 6441] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6446] <... futex resumed>) = 0 [pid 6445] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6445] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6440] close(3 [pid 6446] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6445] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6440] <... close resumed>) = 0 [pid 6446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6445] <... mmap resumed>) = 0x7f10d89b5000 [pid 6440] close(4 [pid 6445] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6440] <... close resumed>) = 0 [pid 6445] <... mmap resumed>) = 0x7f10d8975000 [pid 6440] close(5 [pid 6445] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6445] <... futex resumed>) = 1 [pid 6444] <... futex resumed>) = 0 [pid 6440] close(6 [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6445] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] <... mmap resumed>) = 0x7f10d89da000 [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... futex resumed>) = 0 [pid 6440] close(7 [pid 6446] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6445] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] close(8 [pid 6445] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... futex resumed>) = 0 [pid 6440] close(9 [pid 6445] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] <... mprotect resumed>) = 0 [pid 6445] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6440] close(10 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6445] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6444] <... futex resumed>) = 0 [pid 6440] close(11 [pid 6446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6445] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6444] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6447 attached [pid 6440] close(12) = -1 EBADF (Bad file descriptor) [pid 6440] close(13) = -1 EBADF (Bad file descriptor) [pid 6447] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6446] <... clone3 resumed> => {parent_tid=[127]}, 88) = 127 [pid 6440] close(14 [pid 6447] <... rseq resumed>) = 0 [pid 6447] set_robust_list(0x7f10d89fa9a0, 24 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6447] <... set_robust_list resumed>) = 0 [pid 6447] rt_sigprocmask(SIG_SETMASK, [], [pid 6440] close(15 [pid 6447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6447] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6440] close(16) = -1 EBADF (Bad file descriptor) [pid 6440] close(17) = -1 EBADF (Bad file descriptor) [pid 6440] close(18) = -1 EBADF (Bad file descriptor) [pid 6440] close(19) = -1 EBADF (Bad file descriptor) [pid 6440] close(20) = -1 EBADF (Bad file descriptor) [pid 6440] close(21) = -1 EBADF (Bad file descriptor) [pid 6440] close(22) = -1 EBADF (Bad file descriptor) [pid 6440] close(23) = -1 EBADF (Bad file descriptor) [pid 6440] close(24) = -1 EBADF (Bad file descriptor) [pid 6446] rt_sigprocmask(SIG_SETMASK, [], [pid 6440] close(25) = -1 EBADF (Bad file descriptor) [pid 6440] close(26 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] close(27 [pid 6447] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = 1 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6447] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6440] close(28 [pid 6447] <... openat resumed>) = 3 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6447] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] close(29 [pid 6447] <... futex resumed>) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6440] exit_group(0 [pid 6446] <... futex resumed>) = 0 [pid 6440] <... exit_group resumed>) = ? [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6441] <... futex resumed>) = ? [pid 6447] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6441] +++ exited with 0 +++ [pid 6440] +++ exited with 0 +++ [pid 6447] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6447] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6447] <... mmap resumed>) = 0x7f10d8975000 [pid 6447] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6446] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6446] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6447] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6446] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6447] <... futex resumed>) = 1 [pid 6446] <... futex resumed>) = 0 [pid 6446] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./56/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./56") = 0 [pid 5872] mkdir("./57", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6448 attached , child_tidptr=0x555593274750) = 123 [pid 6448] set_robust_list(0x555593274760, 24) = 0 [pid 6448] chdir("./57") = 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 executing program [pid 6448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6447] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6448] write(1, "executing program\n", 18) = 18 [pid 6444] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6448] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6448] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6449 attached => {parent_tid=[124]}, 88) = 124 [pid 6449] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] <... rseq resumed>) = 0 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] set_robust_list(0x7f10d89fa9a0, 24 [pid 6448] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... set_robust_list resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6449] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6449] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6448] <... futex resumed>) = 0 [pid 6449] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] <... futex resumed>) = 0 [pid 6449] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6449] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6449] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6443] <... io_uring_enter resumed>) = 4096 [pid 6449] <... mmap resumed>) = 0x7f10d8975000 [pid 6449] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6448] <... futex resumed>) = 0 [pid 6443] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6442] close(3 [pid 6449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] <... futex resumed>) = 0 [pid 6443] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] <... close resumed>) = 0 [pid 6449] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] close(4 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... close resumed>) = 0 [pid 6449] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6442] close(5 [pid 6449] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] close(6 [pid 6449] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 1 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6449] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6448] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6442] close(7) = -1 EBADF (Bad file descriptor) [pid 6442] close(8 [pid 6445] <... io_uring_enter resumed>) = 4096 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6445] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] close(9 [pid 6445] <... futex resumed>) = 0 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(10) = -1 EBADF (Bad file descriptor) [pid 6442] close(11) = -1 EBADF (Bad file descriptor) [pid 6442] close(12 [pid 6445] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6444] close(3 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = 0 [pid 6442] close(13 [pid 6444] close(4 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(14 [pid 6444] <... close resumed>) = 0 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(5 [pid 6442] close(15 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(6 [pid 6442] close(16 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(7 [pid 6442] close(17 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(8 [pid 6442] close(18 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(9 [pid 6442] close(19 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(10 [pid 6442] close(20 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(11 [pid 6442] close(21) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(22 [pid 6444] close(12 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(13 [pid 6442] close(23 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(14 [pid 6442] close(24 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(15 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(25 [pid 6444] close(16 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(26 [pid 6444] close(17 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(27 [pid 6444] close(18 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] close(28 [pid 6444] close(19 [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(20 [pid 6442] close(29 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(21) = -1 EBADF (Bad file descriptor) [pid 6442] exit_group(0 [pid 6444] close(22 [pid 6442] <... exit_group resumed>) = ? [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6443] <... futex resumed>) = ? [pid 6444] close(23) = -1 EBADF (Bad file descriptor) [pid 6444] close(24) = -1 EBADF (Bad file descriptor) [pid 6444] close(25) = -1 EBADF (Bad file descriptor) [pid 6444] close(26) = -1 EBADF (Bad file descriptor) [pid 6443] +++ exited with 0 +++ [pid 6442] +++ exited with 0 +++ [pid 6444] close(27 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6448] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6444] close(28 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] close(29) = -1 EBADF (Bad file descriptor) [pid 5874] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6444] exit_group(0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6445] <... futex resumed>) = ? [pid 6444] <... exit_group resumed>) = ? [pid 5874] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, [pid 6445] +++ exited with 0 +++ [pid 6444] +++ exited with 0 +++ [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5870] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./57/binderfs" [pid 5870] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... unlink resumed>) = 0 [pid 5874] getdents64(3, [pid 5870] <... restart_syscall resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./57" [pid 5870] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5870] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] <... rmdir resumed>) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5870] newfstatat(3, "", [pid 5874] mkdir("./58", 0777 [pid 6447] <... io_uring_enter resumed>) = 4096 [pid 5874] <... mkdir resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6450 attached [pid 5870] getdents64(3, [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 127 [pid 5870] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6450] set_robust_list(0x555593274760, 24 [pid 5870] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6450] <... set_robust_list resumed>) = 0 [pid 6450] chdir("./58" [pid 5870] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6450] <... chdir resumed>) = 0 [pid 5870] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] unlink("./55/binderfs") = 0 [pid 6447] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3 [pid 6446] close(3 [pid 5870] <... close resumed>) = 0 [pid 6446] <... close resumed>) = 0 [pid 5870] rmdir("./55" [pid 6446] close(4 [pid 5870] <... rmdir resumed>) = 0 [pid 6446] <... close resumed>) = 0 [pid 6447] <... futex resumed>) = 0 [pid 5870] mkdir("./56", 0777 [pid 6447] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6446] close(5 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... mkdir resumed>) = 0 [pid 6450] <... prctl resumed>) = 0 [pid 6446] close(6 [pid 5870] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6451 attached [pid 6450] setpgid(0, 0 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] set_robust_list(0x555593274760, 24 [pid 6450] <... setpgid resumed>) = 0 [pid 5870] <... clone resumed>, child_tidptr=0x555593274750) = 117 [pid 6446] close(7) = -1 EBADF (Bad file descriptor) [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6446] close(8) = -1 EBADF (Bad file descriptor) [pid 6451] <... set_robust_list resumed>) = 0 [pid 6450] <... openat resumed>) = 3 [pid 6446] close(9 [pid 6451] chdir("./56" [pid 6450] write(3, "1000", 4 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] close(10 [pid 6450] <... write resumed>) = 4 [pid 6451] <... chdir resumed>) = 0 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] close(11) = -1 EBADF (Bad file descriptor) [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] close(3 [pid 6446] close(12 [pid 6450] <... close resumed>) = 0 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] close(13 [pid 6451] <... prctl resumed>) = 0 [pid 6450] symlink("/dev/binderfs", "./binderfs" [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] setpgid(0, 0) = 0 [pid 6446] close(14) = -1 EBADF (Bad file descriptor) [pid 6446] close(15) = -1 EBADF (Bad file descriptor) [pid 6450] <... symlink resumed>) = 0 executing program [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6450] write(1, "executing program\n", 18 [pid 6446] close(16) = -1 EBADF (Bad file descriptor) [pid 6450] <... write resumed>) = 18 [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] close(17) = -1 EBADF (Bad file descriptor) [pid 6450] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6451] <... openat resumed>) = 3 [pid 6450] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6446] close(18 [pid 6450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] close(19 [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] <... mmap resumed>) = 0x7f10d89da000 [pid 6446] close(20 [pid 6450] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] <... mprotect resumed>) = 0 [pid 6446] close(21) = -1 EBADF (Bad file descriptor) [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6446] close(22 [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] write(3, "1000", 4 [pid 6450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6446] close(23) = -1 EBADF (Bad file descriptor) [pid 6451] <... write resumed>) = 4 [pid 6446] close(24 [pid 6451] close(3 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = 0 [pid 6446] close(25) = -1 EBADF (Bad file descriptor) [pid 6451] symlink("/dev/binderfs", "./binderfs" [pid 6449] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6452 attached [pid 6446] close(26 [pid 6452] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6449] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] close(3) = 0 [pid 6446] close(27 [pid 6448] close(4) = 0 [pid 6448] close(5) = -1 EBADF (Bad file descriptor) [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] close(6) = -1 EBADF (Bad file descriptor) [pid 6448] close(7) = -1 EBADF (Bad file descriptor) [pid 6448] close(8 [pid 6446] close(28 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] close(9) = -1 EBADF (Bad file descriptor) [pid 6448] close(10) = -1 EBADF (Bad file descriptor) [pid 6448] close(11) = -1 EBADF (Bad file descriptor) [pid 6448] close(12) = -1 EBADF (Bad file descriptor) [pid 6448] close(13) = -1 EBADF (Bad file descriptor) [pid 6452] set_robust_list(0x7f10d89fa9a0, 24 [pid 6450] <... clone3 resumed> => {parent_tid=[128]}, 88) = 128 [pid 6449] <... futex resumed>) = 0 [pid 6448] close(14 [pid 6452] <... set_robust_list resumed>) = 0 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6449] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] close(15 [pid 6452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6450] <... futex resumed>) = 0 [pid 6448] close(16 [pid 6452] <... openat resumed>) = 3 [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] close(17 [pid 6452] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] close(18 [pid 6450] <... futex resumed>) = 0 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] close(19) = -1 EBADF (Bad file descriptor) [pid 6448] close(20) = -1 EBADF (Bad file descriptor) [pid 6452] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6448] close(21 [pid 6452] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6448] close(22 [pid 6452] <... mmap resumed>) = 0x7f10d89b5000 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6448] close(23 [pid 6452] <... mmap resumed>) = 0x7f10d8975000 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6448] close(24) = -1 EBADF (Bad file descriptor) [pid 6448] close(25 [pid 6452] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] <... futex resumed>) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6448] close(26 [pid 6452] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] <... symlink resumed>) = 0 [pid 6450] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6451] write(1, "executing program\n", 18 [pid 6450] <... futex resumed>) = 0 [pid 6448] close(27 [pid 6446] close(29 [pid 6451] <... write resumed>) = 18 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] close(28 [pid 6446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6446] exit_group(0) = ? [pid 6447] <... futex resumed>) = ? [pid 6452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] close(29 [pid 6452] <... futex resumed>) = 0 [pid 6448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6452] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] exit_group(0 [pid 6449] <... futex resumed>) = ? [pid 6448] <... exit_group resumed>) = ? [pid 6451] <... futex resumed>) = 0 [pid 6449] +++ exited with 0 +++ [pid 6448] +++ exited with 0 +++ [pid 6447] +++ exited with 0 +++ [pid 6446] +++ exited with 0 +++ [pid 6451] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6450] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] restart_syscall(<... resuming interrupted clone ...> [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6452] <... futex resumed>) = 0 [pid 5872] <... restart_syscall resumed>) = 0 [pid 5875] <... restart_syscall resumed>) = 0 [pid 6452] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6450] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6450] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6452] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6451] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5875] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... openat resumed>) = 3 [pid 5875] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] newfstatat(3, "", [pid 6451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5875] <... openat resumed>) = 3 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5875] newfstatat(3, "", [pid 5872] getdents64(3, [pid 6451] <... mmap resumed>) = 0x7f10d89da000 [pid 5875] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6451] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5875] getdents64(3, [pid 5872] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6451] <... mprotect resumed>) = 0 [pid 5875] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5875] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./57/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./57") = 0 [pid 5872] mkdir("./58", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 125 [pid 5875] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5875] unlink("./57/binderfs") = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] close(3./strace-static-x86_64: Process 6453 attached [pid 6451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5875] <... close resumed>) = 0 [pid 5875] rmdir("./57" [pid 6451] <... clone3 resumed> => {parent_tid=[118]}, 88) = 118 [pid 5875] <... rmdir resumed>) = 0 [pid 5875] mkdir("./58", 0777 [pid 6453] set_robust_list(0x555593274760, 24 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... mkdir resumed>) = 0 [pid 6453] <... set_robust_list resumed>) = 0 [pid 6451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6453] chdir("./58" [pid 6451] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] <... chdir resumed>) = 0 [pid 6451] <... futex resumed>) = 0 [pid 5875] <... clone resumed>, child_tidptr=0x555593274750) = 128 [pid 6453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6451] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6455 attached [pid 6453] <... prctl resumed>) = 0 [pid 6455] set_robust_list(0x555593274760, 24 [pid 6453] setpgid(0, 0 [pid 6455] <... set_robust_list resumed>) = 0 [pid 6453] <... setpgid resumed>) = 0 [pid 6453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] chdir("./58") = 0 [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6455] setpgid(0, 0 [pid 6453] <... openat resumed>) = 3 [pid 6455] <... setpgid resumed>) = 0 [pid 6453] write(3, "1000", 4 [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6453] <... write resumed>) = 4 [pid 6455] <... openat resumed>) = 3 [pid 6453] close(3 [pid 6455] write(3, "1000", 4 [pid 6453] <... close resumed>) = 0 [pid 6453] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6453] write(1, "executing program\n", 18) = 18 [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6455] <... write resumed>) = 4 [pid 6453] <... futex resumed>) = 0 [pid 6455] close(3 [pid 6453] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6455] <... close resumed>) = 0 [pid 6453] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6455] symlink("/dev/binderfs", "./binderfs" [pid 6453] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6455] <... symlink resumed>) = 0 [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] write(1, "executing program\n", 18 [pid 6453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] <... write resumed>) = 18 [pid 6453] <... mmap resumed>) = 0x7f10d89da000 [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6455] <... futex resumed>) = 0 [pid 6453] <... mprotect resumed>) = 0 [pid 6455] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6453] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6455] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6453] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6454 attached [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6455] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6456 attached ) = 0 [pid 6456] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6453] <... clone3 resumed> => {parent_tid=[126]}, 88) = 126 [pid 6455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6453] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6453] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... clone3 resumed> => {parent_tid=[129]}, 88) = 129 [pid 6453] <... futex resumed>) = 0 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6456] <... rseq resumed>) = 0 [pid 6456] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6456] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6456] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6453] <... futex resumed>) = 0 [pid 6456] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6453] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6453] <... futex resumed>) = 0 [pid 6456] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6456] <... mmap resumed>) = 0x7f10d89b5000 [pid 6456] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6456] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6453] <... futex resumed>) = 0 [pid 6456] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6453] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] <... futex resumed>) = 0 [pid 6456] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6456] <... futex resumed>) = 0 [pid 6453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6457 attached [pid 6456] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6454] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6453] <... futex resumed>) = 0 [pid 6456] <... futex resumed>) = 0 [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6456] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6453] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6453] <... futex resumed>) = 0 [pid 6457] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6454] <... rseq resumed>) = 0 [pid 6453] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6451] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... rseq resumed>) = 0 [pid 6454] set_robust_list(0x7f10d89fa9a0, 24 [pid 6451] <... futex resumed>) = 0 [pid 6457] set_robust_list(0x7f10d89fa9a0, 24 [pid 6451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6451] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0}./strace-static-x86_64: Process 6458 attached => {parent_tid=[119]}, 88) = 119 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6451] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053) = 0 [pid 6458] set_robust_list(0x7f10d89d99a0, 24) = 0 [pid 6457] <... set_robust_list resumed>) = 0 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6458] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6458] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6458] <... mmap resumed>) = 0x7f10d8994000 [pid 6455] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6458] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6455] <... mmap resumed>) = 0x7f10d89b9000 [pid 6455] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE [pid 6458] <... mmap resumed>) = 0x7f10d8954000 [pid 6455] <... mprotect resumed>) = 0 [pid 6455] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6454] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6459 attached [pid 6458] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6455] <... clone3 resumed> => {parent_tid=[130]}, 88) = 130 [pid 6451] <... futex resumed>) = 0 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], [pid 6451] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6451] <... futex resumed>) = 0 [pid 6455] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] <... futex resumed>) = 0 [pid 6455] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6458] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] <... rseq resumed>) = 0 [pid 6459] set_robust_list(0x7f10d89d99a0, 24) = 0 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6459] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6458] <... futex resumed>) = 1 [pid 6451] <... futex resumed>) = 0 [pid 6459] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6451] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6451] <... futex resumed>) = 0 [pid 6459] <... mmap resumed>) = 0x7f10d8994000 [pid 6458] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6451] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 6458] <... futex resumed>) = 0 [pid 6451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6454] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6457] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6459] <... mmap resumed>) = 0x7f10d8954000 [pid 6458] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6457] <... openat resumed>) = 4 [pid 6454] <... openat resumed>) = 4 [pid 6459] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = 0 [pid 6454] <... futex resumed>) = 0 [pid 6457] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6454] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6459] <... futex resumed>) = 1 [pid 6459] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] <... futex resumed>) = 0 [pid 6455] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = 0 [pid 6455] <... futex resumed>) = 1 [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6455] <... futex resumed>) = 0 [pid 6455] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6455] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6450] close(3) = 0 [pid 6450] close(4) = 0 [pid 6450] close(5) = -1 EBADF (Bad file descriptor) [pid 6450] close(6) = -1 EBADF (Bad file descriptor) [pid 6450] close(7) = -1 EBADF (Bad file descriptor) [pid 6450] close(8) = -1 EBADF (Bad file descriptor) [pid 6450] close(9) = -1 EBADF (Bad file descriptor) [pid 6450] close(10) = -1 EBADF (Bad file descriptor) [pid 6450] close(11) = -1 EBADF (Bad file descriptor) [pid 6450] close(12) = -1 EBADF (Bad file descriptor) [pid 6450] close(13) = -1 EBADF (Bad file descriptor) [pid 6452] <... io_uring_enter resumed>) = 4096 [pid 6450] close(14) = -1 EBADF (Bad file descriptor) [pid 6450] close(15) = -1 EBADF (Bad file descriptor) [pid 6450] close(16) = -1 EBADF (Bad file descriptor) [pid 6450] close(17) = -1 EBADF (Bad file descriptor) [pid 6450] close(18) = -1 EBADF (Bad file descriptor) [pid 6450] close(19) = -1 EBADF (Bad file descriptor) [pid 6450] close(20) = -1 EBADF (Bad file descriptor) [pid 6450] close(21) = -1 EBADF (Bad file descriptor) [pid 6450] close(22) = -1 EBADF (Bad file descriptor) [pid 6450] close(23) = -1 EBADF (Bad file descriptor) [pid 6450] close(24) = -1 EBADF (Bad file descriptor) [pid 6450] close(25) = -1 EBADF (Bad file descriptor) [pid 6450] close(26) = -1 EBADF (Bad file descriptor) [pid 6450] close(27) = -1 EBADF (Bad file descriptor) [pid 6450] close(28) = -1 EBADF (Bad file descriptor) [pid 6450] close(29) = -1 EBADF (Bad file descriptor) [pid 6450] exit_group(0) = ? [pid 6453] close(3) = 0 [pid 6453] close(4) = 0 [pid 6453] close(5) = -1 EBADF (Bad file descriptor) [pid 6453] close(6) = -1 EBADF (Bad file descriptor) [pid 6453] close(7) = -1 EBADF (Bad file descriptor) [pid 6453] close(8) = -1 EBADF (Bad file descriptor) [pid 6453] close(9) = -1 EBADF (Bad file descriptor) [pid 6453] close(10) = -1 EBADF (Bad file descriptor) [pid 6453] close(11) = -1 EBADF (Bad file descriptor) [pid 6453] close(12) = -1 EBADF (Bad file descriptor) [pid 6453] close(13) = -1 EBADF (Bad file descriptor) [pid 6453] close(14) = -1 EBADF (Bad file descriptor) [pid 6453] close(15) = -1 EBADF (Bad file descriptor) [pid 6453] close(16) = -1 EBADF (Bad file descriptor) [pid 6458] <... io_uring_enter resumed>) = 4096 [pid 6453] close(17 [pid 6452] +++ exited with 0 +++ [pid 6450] +++ exited with 0 +++ [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6453] close(18) = -1 EBADF (Bad file descriptor) [pid 6453] close(19 [pid 5874] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6453] close(20 [pid 5874] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6453] close(21 [pid 5874] newfstatat(3, "", [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6453] close(22 [pid 5874] getdents64(3, [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6453] close(23 [pid 5874] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6453] close(24 [pid 5874] newfstatat(AT_FDCWD, "./58/binderfs", [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6453] close(25 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] unlink("./58/binderfs" [pid 6453] close(26 [pid 5874] <... unlink resumed>) = 0 [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6453] close(27 [pid 5874] getdents64(3, [pid 6453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6453] close(28) = -1 EBADF (Bad file descriptor) [pid 5874] close(3 [pid 6453] close(29) = -1 EBADF (Bad file descriptor) [pid 5874] <... close resumed>) = 0 [pid 6457] <... io_uring_enter resumed>) = 4096 [pid 6453] exit_group(0 [pid 5874] rmdir("./58" [pid 6453] <... exit_group resumed>) = ? [pid 5874] <... rmdir resumed>) = 0 [pid 5874] mkdir("./59", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 129 [pid 6458] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6451] close(3 [pid 6458] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6451] <... close resumed>) = 0 [pid 6451] close(4) = 0 [pid 6451] close(5) = -1 EBADF (Bad file descriptor) [pid 6451] close(6) = -1 EBADF (Bad file descriptor) [pid 6451] close(7) = -1 EBADF (Bad file descriptor) [pid 6451] close(8) = -1 EBADF (Bad file descriptor) [pid 6451] close(9) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6463 attached [pid 6457] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6451] close(10) = -1 EBADF (Bad file descriptor) [pid 6451] close(11 [pid 6455] close(3 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] <... close resumed>) = 0 [pid 6451] close(12 [pid 6455] close(4 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] <... close resumed>) = 0 [pid 6451] close(13 [pid 6463] set_robust_list(0x555593274760, 24 [pid 6457] <... futex resumed>) = 0 [pid 6455] close(5 [pid 6463] <... set_robust_list resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(6 [pid 6451] close(14 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(7 [pid 6451] close(15 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(8 [pid 6451] close(16 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(9 [pid 6451] close(17 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(10 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] close(18 [pid 6455] close(11 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(12 [pid 6451] close(19 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(13 [pid 6451] close(20 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(14 [pid 6451] close(21 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(15 [pid 6451] close(22 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(16 [pid 6451] close(23 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(17 [pid 6451] close(24 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(18 [pid 6451] close(25 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] chdir("./59" [pid 6457] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6455] close(19 [pid 6451] close(26 [pid 6463] <... chdir resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] close(20 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] <... prctl resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] setpgid(0, 0 [pid 6455] close(21 [pid 6451] close(27 [pid 6463] <... setpgid resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] close(22 [pid 6451] close(28 [pid 6463] <... openat resumed>) = 3 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] write(3, "1000", 4 [pid 6455] close(23executing program [pid 6451] close(29 [pid 6463] <... write resumed>) = 4 [pid 6456] <... io_uring_enter resumed>) = ? [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6455] close(24 [pid 6451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(3 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6451] exit_group(0 [pid 6458] <... futex resumed>) = ? [pid 6455] close(25 [pid 6454] <... futex resumed>) = ? [pid 6451] <... exit_group resumed>) = ? [pid 6463] <... close resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6454] +++ exited with 0 +++ [pid 6463] symlink("/dev/binderfs", "./binderfs" [pid 6455] close(26) = -1 EBADF (Bad file descriptor) [pid 6455] close(27) = -1 EBADF (Bad file descriptor) [pid 6455] close(28 [pid 6463] <... symlink resumed>) = 0 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] write(1, "executing program\n", 18 [pid 6455] close(29 [pid 6463] <... write resumed>) = 18 [pid 6455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] exit_group(0 [pid 6459] <... futex resumed>) = ? [pid 6455] <... exit_group resumed>) = ? [pid 6463] <... futex resumed>) = 0 [pid 6459] +++ exited with 0 +++ [pid 6457] <... futex resumed>) = ? [pid 6463] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6456] +++ exited with 0 +++ [pid 6453] +++ exited with 0 +++ [pid 6463] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", [pid 6463] <... mmap resumed>) = 0x7f10d89da000 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6463] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5872] getdents64(3, [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./58/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3./strace-static-x86_64: Process 6464 attached ) = 0 [pid 5872] rmdir("./58" [pid 6463] <... clone3 resumed> => {parent_tid=[130]}, 88) = 130 [pid 5872] <... rmdir resumed>) = 0 [pid 6464] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 5872] mkdir("./59", 0777 [pid 6464] <... rseq resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... mkdir resumed>) = 0 [pid 6464] set_robust_list(0x7f10d89fa9a0, 24 [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6464] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6465 attached [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 127 [pid 6464] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6465] set_robust_list(0x555593274760, 24 [pid 6464] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... set_robust_list resumed>) = 0 [pid 6465] chdir("./59" [pid 6464] <... futex resumed>) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6465] <... chdir resumed>) = 0 [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6465] setpgid(0, 0 [pid 6463] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... setpgid resumed>) = 0 [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6464] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6463] <... futex resumed>) = 0 [pid 6465] <... openat resumed>) = 3 [pid 6464] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6465] write(3, "1000", 4) = 4 [pid 6465] close(3) = 0 [pid 6465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6465] write(1, "executing program\n", 18) = 18 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6465] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6466 attached => {parent_tid=[128]}, 88) = 128 [pid 6464] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6466] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6464] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6466] <... rseq resumed>) = 0 [pid 6464] <... mmap resumed>) = 0x7f10d8975000 [pid 6466] set_robust_list(0x7f10d89fa9a0, 24 [pid 6465] rt_sigprocmask(SIG_SETMASK, [], [pid 6464] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... set_robust_list resumed>) = 0 [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 6465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6464] <... futex resumed>) = 1 [pid 6463] <... futex resumed>) = 0 [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6464] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6464] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6465] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 1 [pid 6463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6464] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... openat resumed>) = 3 [pid 6464] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6466] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... futex resumed>) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6466] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6465] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6465] <... futex resumed>) = 0 [pid 6464] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 1 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6464] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6463] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... mmap resumed>) = 0x7f10d89b5000 [pid 6466] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6466] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6465] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] <... futex resumed>) = 1 [pid 6465] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6466] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=45000000} [pid 6466] <... futex resumed>) = 0 [pid 6466] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] <... futex resumed>) = 0 [pid 6465] <... futex resumed>) = 1 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6465] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6465] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6464] <... io_uring_enter resumed>) = 4096 [pid 6464] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6464] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] close(3 [pid 6466] <... io_uring_enter resumed>) = 4096 [pid 6463] <... close resumed>) = 0 [pid 6466] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] close(4 [pid 6466] <... futex resumed>) = 0 [pid 6463] <... close resumed>) = 0 [pid 6466] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] close(5) = -1 EBADF (Bad file descriptor) [pid 6465] close(3 [pid 6463] close(6 [pid 6465] <... close resumed>) = 0 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] close(4 [pid 6463] close(7 [pid 6465] <... close resumed>) = 0 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] close(5) = -1 EBADF (Bad file descriptor) [pid 6463] close(8 [pid 6465] close(6 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(9 [pid 6465] close(7 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(10 [pid 6465] close(8 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(11 [pid 6465] close(9 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(12 [pid 6465] close(10 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(13 [pid 6465] close(11 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(14 [pid 6465] close(12 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(15 [pid 6465] close(13 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(16 [pid 6465] close(14 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(17 [pid 6465] close(15 [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] close(16 [pid 6463] close(18 [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] close(17 [pid 6463] close(19 [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6465] close(18 [pid 6463] close(20 [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6463] close(21) = -1 EBADF (Bad file descriptor) [pid 6463] close(22) = -1 EBADF (Bad file descriptor) [pid 6463] close(23) = -1 EBADF (Bad file descriptor) [pid 6463] close(24) = -1 EBADF (Bad file descriptor) [pid 6463] close(25) = -1 EBADF (Bad file descriptor) [pid 6463] close(26) = -1 EBADF (Bad file descriptor) [pid 6463] close(27) = -1 EBADF (Bad file descriptor) [pid 6463] close(28) = -1 EBADF (Bad file descriptor) [pid 6463] close(29) = -1 EBADF (Bad file descriptor) [pid 6465] close(19 [pid 6463] exit_group(0 [pid 6465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6464] <... futex resumed>) = ? [pid 6463] <... exit_group resumed>) = ? [pid 6464] +++ exited with 0 +++ [pid 6463] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6465] close(20) = -1 EBADF (Bad file descriptor) [pid 6465] close(21) = -1 EBADF (Bad file descriptor) [pid 5874] <... restart_syscall resumed>) = 0 [pid 6465] close(22) = -1 EBADF (Bad file descriptor) [pid 6465] close(23) = -1 EBADF (Bad file descriptor) [pid 6465] close(24) = -1 EBADF (Bad file descriptor) [pid 5874] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6465] close(25) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6465] close(26) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6465] close(27) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 5874] newfstatat(3, "", [pid 6465] close(28) = -1 EBADF (Bad file descriptor) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6465] close(29) = -1 EBADF (Bad file descriptor) [pid 5874] getdents64(3, [pid 6465] exit_group(0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6465] <... exit_group resumed>) = ? [pid 6466] <... futex resumed>) = ? [pid 5874] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./59/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./59") = 0 [pid 5874] mkdir("./60", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 131 ./strace-static-x86_64: Process 6468 attached [pid 6468] set_robust_list(0x555593274760, 24) = 0 [pid 6466] +++ exited with 0 +++ [pid 6465] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./59/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./59") = 0 [pid 5872] mkdir("./60", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6468] chdir("./60" [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 129 [pid 6468] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6469 attached [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6469] set_robust_list(0x555593274760, 24 [pid 6468] setpgid(0, 0 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6468] <... setpgid resumed>) = 0 [pid 6469] chdir("./60" [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6469] <... chdir resumed>) = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] <... openat resumed>) = 3 [pid 6469] <... prctl resumed>) = 0 [pid 6469] setpgid(0, 0 [pid 6468] write(3, "1000", 4executing program executing program [pid 6469] <... setpgid resumed>) = 0 [pid 6468] <... write resumed>) = 4 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] close(3 [pid 6469] <... openat resumed>) = 3 [pid 6469] write(3, "1000", 4 [pid 6468] <... close resumed>) = 0 [pid 6468] symlink("/dev/binderfs", "./binderfs" [pid 6469] <... write resumed>) = 4 [pid 6468] <... symlink resumed>) = 0 [pid 6469] close(3 [pid 6468] write(1, "executing program\n", 18 [pid 6469] <... close resumed>) = 0 [pid 6468] <... write resumed>) = 18 [pid 6469] symlink("/dev/binderfs", "./binderfs" [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... symlink resumed>) = 0 [pid 6468] <... futex resumed>) = 0 [pid 6469] write(1, "executing program\n", 18 [pid 6468] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6469] <... write resumed>) = 18 [pid 6468] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6469] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] <... mmap resumed>) = 0x7f10d89da000 [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6468] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6469] <... mmap resumed>) = 0x7f10d89da000 [pid 6468] <... mprotect resumed>) = 0 [pid 6468] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6469] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6468] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6469] <... mprotect resumed>) = 0 [pid 6468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6470 attached [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6468] <... clone3 resumed> => {parent_tid=[132]}, 88) = 132 [pid 6470] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6469] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6468] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] <... rseq resumed>) = 0 [pid 6469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6468] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6471 attached NULL, 8) = 0 [pid 6468] <... futex resumed>) = 0 [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6470] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6468] <... futex resumed>) = 0 [pid 6469] <... clone3 resumed> => {parent_tid=[130]}, 88) = 130 [pid 6470] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6469] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = 1 [pid 6470] <... futex resumed>) = 0 [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6470] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6471] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6470] <... mmap resumed>) = 0x7f10d89b5000 [pid 6470] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6470] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6470] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6471] set_robust_list(0x7f10d89fa9a0, 24 [pid 6468] <... futex resumed>) = 0 [pid 6471] <... set_robust_list resumed>) = 0 [pid 6468] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] rt_sigprocmask(SIG_SETMASK, [], [pid 6470] <... futex resumed>) = 0 [pid 6468] <... futex resumed>) = 1 [pid 6470] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6470] <... futex resumed>) = 0 [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6470] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] <... openat resumed>) = 3 [pid 6468] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... futex resumed>) = 1 [pid 6470] <... futex resumed>) = 0 [pid 6470] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6470] <... futex resumed>) = 0 [pid 6470] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6469] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] <... futex resumed>) = 1 [pid 6471] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6471] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6468] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6470] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6468] <... futex resumed>) = 1 [pid 6470] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6468] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] <... mmap resumed>) = 0x7f10d89b5000 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=16000000} [pid 6471] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6471] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6469] <... futex resumed>) = 0 [pid 6469] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6469] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6468] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6470] <... io_uring_enter resumed>) = 4096 [pid 6470] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] close(3) = 0 [pid 6468] close(4) = 0 [pid 6468] close(5) = -1 EBADF (Bad file descriptor) [pid 6468] close(6) = -1 EBADF (Bad file descriptor) [pid 6470] <... futex resumed>) = 0 [pid 6470] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] close(7) = -1 EBADF (Bad file descriptor) [pid 6468] close(8) = -1 EBADF (Bad file descriptor) [pid 6468] close(9) = -1 EBADF (Bad file descriptor) [pid 6468] close(10) = -1 EBADF (Bad file descriptor) [pid 6468] close(11) = -1 EBADF (Bad file descriptor) [pid 6468] close(12) = -1 EBADF (Bad file descriptor) [pid 6468] close(13) = -1 EBADF (Bad file descriptor) [pid 6468] close(14) = -1 EBADF (Bad file descriptor) [pid 6468] close(15) = -1 EBADF (Bad file descriptor) [pid 6468] close(16) = -1 EBADF (Bad file descriptor) [pid 6468] close(17) = -1 EBADF (Bad file descriptor) [pid 6468] close(18) = -1 EBADF (Bad file descriptor) [pid 6468] close(19) = -1 EBADF (Bad file descriptor) [pid 6468] close(20) = -1 EBADF (Bad file descriptor) [pid 6468] close(21) = -1 EBADF (Bad file descriptor) [pid 6468] close(22) = -1 EBADF (Bad file descriptor) [pid 6468] close(23) = -1 EBADF (Bad file descriptor) [pid 6468] close(24) = -1 EBADF (Bad file descriptor) [pid 6468] close(25) = -1 EBADF (Bad file descriptor) [pid 6468] close(26) = -1 EBADF (Bad file descriptor) [pid 6468] close(27) = -1 EBADF (Bad file descriptor) [pid 6468] close(28) = -1 EBADF (Bad file descriptor) [pid 6468] close(29) = -1 EBADF (Bad file descriptor) [pid 6468] exit_group(0 [pid 6470] <... futex resumed>) = ? [pid 6468] <... exit_group resumed>) = ? [pid 6470] +++ exited with 0 +++ [pid 6468] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5874] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./60/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./60") = 0 [pid 5874] mkdir("./61", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 133 ./strace-static-x86_64: Process 6475 attached [pid 6475] set_robust_list(0x555593274760, 24) = 0 [pid 6475] chdir("./61") = 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"executing program ) = 0 [pid 6475] write(1, "executing program\n", 18) = 18 [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6475] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6471] <... io_uring_enter resumed>) = 4096 [pid 6471] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6471] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] close(3) = 0 [pid 6469] close(4) = 0 [pid 6469] close(5) = -1 EBADF (Bad file descriptor) [pid 6469] close(6) = -1 EBADF (Bad file descriptor) [pid 6469] close(7) = -1 EBADF (Bad file descriptor) [pid 6469] close(8) = -1 EBADF (Bad file descriptor) [pid 6469] close(9) = -1 EBADF (Bad file descriptor) [pid 6469] close(10) = -1 EBADF (Bad file descriptor) [pid 6469] close(11) = -1 EBADF (Bad file descriptor) [pid 6469] close(12) = -1 EBADF (Bad file descriptor) [pid 6469] close(13) = -1 EBADF (Bad file descriptor) [pid 6469] close(14) = -1 EBADF (Bad file descriptor) [pid 6469] close(15) = -1 EBADF (Bad file descriptor) [pid 6469] close(16) = -1 EBADF (Bad file descriptor) [pid 6469] close(17) = -1 EBADF (Bad file descriptor) [pid 6469] close(18) = -1 EBADF (Bad file descriptor) [pid 6469] close(19) = -1 EBADF (Bad file descriptor) [pid 6469] close(20) = -1 EBADF (Bad file descriptor) [pid 6475] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6469] close(21) = -1 EBADF (Bad file descriptor) [pid 6475] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6469] close(22 [pid 6475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6469] close(23 [pid 6475] <... clone3 resumed> => {parent_tid=[134]}, 88) = 134 [pid 6469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6475] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] close(24 [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6475] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] close(25 [pid 6475] <... futex resumed>) = 0 [pid 6469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] close(26) = -1 EBADF (Bad file descriptor) [pid 6469] close(27) = -1 EBADF (Bad file descriptor) [pid 6469] close(28) = -1 EBADF (Bad file descriptor) [pid 6469] close(29) = -1 EBADF (Bad file descriptor) [pid 6469] exit_group(0) = ? ./strace-static-x86_64: Process 6476 attached [pid 6471] <... futex resumed>) = ? [pid 6476] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6471] +++ exited with 0 +++ [pid 6469] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6476] <... rseq resumed>) = 0 [pid 6476] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 5872] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6476] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5872] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6476] <... openat resumed>) = 3 [pid 6476] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... openat resumed>) = 3 [pid 6476] <... futex resumed>) = 1 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6476] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] <... futex resumed>) = 0 [pid 6475] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] getdents64(3, [pid 6476] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6476] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 5872] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6476] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6476] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6475] <... futex resumed>) = 0 [pid 5872] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6475] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6476] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... futex resumed>) = 0 [pid 5872] unlink("./60/binderfs" [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] <... unlink resumed>) = 0 [pid 6476] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] getdents64(3, [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6475] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] close(3 [pid 6475] <... futex resumed>) = 1 [pid 5872] <... close resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6476] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] rmdir("./60") = 0 [pid 5872] mkdir("./61", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6475] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}./strace-static-x86_64: Process 6479 attached ) = -1 ETIMEDOUT (Connection timed out) [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 131 [pid 6479] set_robust_list(0x555593274760, 24) = 0 [pid 6479] chdir("./61") = 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"executing program ) = 0 [pid 6479] write(1, "executing program\n", 18) = 18 [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6479] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6480 attached => {parent_tid=[132]}, 88) = 132 [pid 6480] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6480] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6480] rt_sigprocmask(SIG_SETMASK, [], [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6480] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6479] <... futex resumed>) = 0 [pid 6479] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6479] <... futex resumed>) = 0 [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6480] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6480] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6480] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6480] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 6480] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6480] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 6480] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] <... futex resumed>) = 0 [pid 6479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6480] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... futex resumed>) = 0 [pid 6480] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6479] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... io_uring_enter resumed>) = 4096 [pid 6475] close(3) = 0 [pid 6475] close(4) = 0 [pid 6475] close(5) = -1 EBADF (Bad file descriptor) [pid 6475] close(6) = -1 EBADF (Bad file descriptor) [pid 6475] close(7) = -1 EBADF (Bad file descriptor) [pid 6475] close(8) = -1 EBADF (Bad file descriptor) [pid 6475] close(9) = -1 EBADF (Bad file descriptor) [pid 6475] close(10) = -1 EBADF (Bad file descriptor) [pid 6475] close(11) = -1 EBADF (Bad file descriptor) [pid 6475] close(12) = -1 EBADF (Bad file descriptor) [pid 6475] close(13) = -1 EBADF (Bad file descriptor) [pid 6475] close(14) = -1 EBADF (Bad file descriptor) [pid 6475] close(15) = -1 EBADF (Bad file descriptor) [pid 6475] close(16) = -1 EBADF (Bad file descriptor) [pid 6475] close(17) = -1 EBADF (Bad file descriptor) [pid 6475] close(18) = -1 EBADF (Bad file descriptor) [pid 6475] close(19) = -1 EBADF (Bad file descriptor) [pid 6475] close(20) = -1 EBADF (Bad file descriptor) [pid 6475] close(21) = -1 EBADF (Bad file descriptor) [pid 6475] close(22) = -1 EBADF (Bad file descriptor) [pid 6475] close(23) = -1 EBADF (Bad file descriptor) [pid 6476] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] close(24 [pid 6476] <... futex resumed>) = 0 [pid 6475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6475] close(25) = -1 EBADF (Bad file descriptor) [pid 6475] close(26 [pid 6479] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6476] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6475] close(27) = -1 EBADF (Bad file descriptor) [pid 6475] close(28) = -1 EBADF (Bad file descriptor) [pid 6475] close(29) = -1 EBADF (Bad file descriptor) [pid 6475] exit_group(0 [pid 6476] <... futex resumed>) = ? [pid 6475] <... exit_group resumed>) = ? [pid 6476] +++ exited with 0 +++ [pid 6475] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=133, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./61/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./61") = 0 [pid 5874] mkdir("./62", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6481 attached , child_tidptr=0x555593274750) = 135 [pid 6481] set_robust_list(0x555593274760, 24) = 0 [pid 6481] chdir("./62") = 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 [pid 6480] <... io_uring_enter resumed>) = 4096 [pid 6481] <... close resumed>) = 0 [pid 6481] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6480] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] write(1, "executing program\n", 18 [pid 6480] <... futex resumed>) = 0 [pid 6479] close(3 [pid 6480] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6479] <... close resumed>) = 0 [pid 6479] close(4) = 0 [pid 6479] close(5) = -1 EBADF (Bad file descriptor) [pid 6479] close(6) = -1 EBADF (Bad file descriptor) [pid 6479] close(7) = -1 EBADF (Bad file descriptor) [pid 6479] close(8) = -1 EBADF (Bad file descriptor) [pid 6479] close(9 [pid 6481] <... write resumed>) = 18 [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] close(10 [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6481] <... futex resumed>) = 0 [pid 6481] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6479] close(11 [pid 6481] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] close(12 [pid 6481] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] close(13 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] close(14) = -1 EBADF (Bad file descriptor) [pid 6481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6479] close(15) = -1 EBADF (Bad file descriptor) [pid 6479] close(16) = -1 EBADF (Bad file descriptor) [pid 6481] <... mmap resumed>) = 0x7f10d89da000 [pid 6479] close(17) = -1 EBADF (Bad file descriptor) [pid 6479] close(18) = -1 EBADF (Bad file descriptor) [pid 6479] close(19) = -1 EBADF (Bad file descriptor) [pid 6479] close(20) = -1 EBADF (Bad file descriptor) [pid 6479] close(21) = -1 EBADF (Bad file descriptor) [pid 6479] close(22) = -1 EBADF (Bad file descriptor) [pid 6479] close(23) = -1 EBADF (Bad file descriptor) [pid 6479] close(24) = -1 EBADF (Bad file descriptor) [pid 6479] close(25) = -1 EBADF (Bad file descriptor) [pid 6479] close(26 [pid 6481] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6479] close(27) = -1 EBADF (Bad file descriptor) [pid 6479] close(28) = -1 EBADF (Bad file descriptor) [pid 6479] close(29) = -1 EBADF (Bad file descriptor) [pid 6481] <... mprotect resumed>) = 0 [pid 6479] exit_group(0 [pid 6480] <... futex resumed>) = ? [pid 6479] <... exit_group resumed>) = ? [pid 6481] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6480] +++ exited with 0 +++ [pid 6479] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6481] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] <... openat resumed>) = 3 [pid 5872] newfstatat(3, "", ./strace-static-x86_64: Process 6482 attached {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6482] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6481] <... clone3 resumed> => {parent_tid=[136]}, 88) = 136 [pid 5872] getdents64(3, [pid 6482] <... rseq resumed>) = 0 [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6482] set_robust_list(0x7f10d89fa9a0, 24 [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6482] <... set_robust_list resumed>) = 0 [pid 6481] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6482] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] <... futex resumed>) = 0 [pid 5872] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6482] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5872] unlink("./61/binderfs" [pid 6482] <... openat resumed>) = 3 [pid 5872] <... unlink resumed>) = 0 [pid 6482] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] getdents64(3, [pid 6482] <... futex resumed>) = 1 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6482] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] close(3) = 0 [pid 5872] rmdir("./61") = 0 [pid 5872] mkdir("./62", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 133 ./strace-static-x86_64: Process 6483 attached [pid 6481] <... futex resumed>) = 0 [pid 6483] set_robust_list(0x555593274760, 24 [pid 6481] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = 1 [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6482] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6482] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6482] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] chdir("./62" [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] <... chdir resumed>) = 0 [pid 6481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6481] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... prctl resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = 1 [pid 6483] setpgid(0, 0 [pid 6482] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] <... setpgid resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6481] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6482] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6483] <... openat resumed>) = 3 [pid 6482] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6481] <... futex resumed>) = 0 [pid 6483] write(3, "1000", 4 [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... write resumed>) = 4 [pid 6481] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(3 [pid 6481] <... futex resumed>) = 1 [pid 6483] <... close resumed>) = 0 [pid 6482] <... futex resumed>) = 0 [pid 6481] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] symlink("/dev/binderfs", "./binderfs" [pid 6482] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6483] <... symlink resumed>) = 0 [pid 6483] write(1, "executing program\n", 18executing program ) = 18 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6483] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6483] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6483] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6481] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6483] <... mprotect resumed>) = 0 [pid 6483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6484 attached => {parent_tid=[134]}, 88) = 134 [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6484] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6484] <... rseq resumed>) = 0 [pid 6483] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6484] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6484] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6483] <... futex resumed>) = 0 [pid 6483] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6483] <... futex resumed>) = 0 [pid 6484] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] <... mmap resumed>) = 0x7f10d89b5000 [pid 6484] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6484] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6483] <... futex resumed>) = 0 [pid 6484] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6484] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] <... futex resumed>) = 0 [pid 6483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... futex resumed>) = 0 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6484] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6483] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6482] <... io_uring_enter resumed>) = 4096 [pid 6482] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6482] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6481] close(3) = 0 [pid 6481] close(4) = 0 [pid 6481] close(5) = -1 EBADF (Bad file descriptor) [pid 6481] close(6) = -1 EBADF (Bad file descriptor) [pid 6481] close(7) = -1 EBADF (Bad file descriptor) [pid 6481] close(8) = -1 EBADF (Bad file descriptor) [pid 6481] close(9) = -1 EBADF (Bad file descriptor) [pid 6481] close(10) = -1 EBADF (Bad file descriptor) [pid 6481] close(11) = -1 EBADF (Bad file descriptor) [pid 6481] close(12) = -1 EBADF (Bad file descriptor) [pid 6481] close(13) = -1 EBADF (Bad file descriptor) [pid 6481] close(14) = -1 EBADF (Bad file descriptor) [pid 6481] close(15) = -1 EBADF (Bad file descriptor) [pid 6481] close(16) = -1 EBADF (Bad file descriptor) [pid 6481] close(17) = -1 EBADF (Bad file descriptor) [pid 6481] close(18) = -1 EBADF (Bad file descriptor) [pid 6481] close(19) = -1 EBADF (Bad file descriptor) [pid 6481] close(20) = -1 EBADF (Bad file descriptor) [pid 6481] close(21) = -1 EBADF (Bad file descriptor) [pid 6481] close(22) = -1 EBADF (Bad file descriptor) [pid 6481] close(23) = -1 EBADF (Bad file descriptor) [pid 6481] close(24) = -1 EBADF (Bad file descriptor) [pid 6481] close(25) = -1 EBADF (Bad file descriptor) [pid 6481] close(26) = -1 EBADF (Bad file descriptor) [pid 6481] close(27) = -1 EBADF (Bad file descriptor) [pid 6481] close(28) = -1 EBADF (Bad file descriptor) [pid 6481] close(29) = -1 EBADF (Bad file descriptor) [pid 6481] exit_group(0 [pid 6482] <... futex resumed>) = ? [pid 6481] <... exit_group resumed>) = ? [pid 6482] +++ exited with 0 +++ [pid 6481] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./62/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./62") = 0 [pid 5874] mkdir("./63", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6485 attached , child_tidptr=0x555593274750) = 137 [pid 6485] set_robust_list(0x555593274760, 24) = 0 [pid 6485] chdir("./63") = 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 [pid 6484] <... io_uring_enter resumed>) = 4096 [pid 6485] <... close resumed>) = 0 [pid 6485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6484] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6485] write(1, "executing program\n", 18 [pid 6483] close(3) = 0 [pid 6485] <... write resumed>) = 18 [pid 6483] close(4 [pid 6484] <... futex resumed>) = 0 [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] <... close resumed>) = 0 [pid 6485] <... futex resumed>) = 0 [pid 6483] close(5 [pid 6485] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6483] close(6 [pid 6485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] close(7) = -1 EBADF (Bad file descriptor) [pid 6485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6483] close(8) = -1 EBADF (Bad file descriptor) [pid 6483] close(9 [pid 6485] <... mmap resumed>) = 0x7f10d89da000 [pid 6485] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] <... mprotect resumed>) = 0 [pid 6483] close(10) = -1 EBADF (Bad file descriptor) [pid 6485] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6483] close(11 [pid 6485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6483] close(12./strace-static-x86_64: Process 6486 attached ) = -1 EBADF (Bad file descriptor) [pid 6485] <... clone3 resumed> => {parent_tid=[138]}, 88) = 138 [pid 6486] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6483] close(13 [pid 6486] <... rseq resumed>) = 0 [pid 6485] rt_sigprocmask(SIG_SETMASK, [], [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] set_robust_list(0x7f10d89fa9a0, 24 [pid 6485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] close(14 [pid 6486] <... set_robust_list resumed>) = 0 [pid 6485] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6486] rt_sigprocmask(SIG_SETMASK, [], [pid 6485] <... futex resumed>) = 0 [pid 6486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6486] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6483] close(15 [pid 6486] <... openat resumed>) = 3 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(16 [pid 6486] <... futex resumed>) = 1 [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6485] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(17 [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] close(18 [pid 6486] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6483] close(19) = -1 EBADF (Bad file descriptor) [pid 6486] <... mmap resumed>) = 0x7f10d89b5000 [pid 6483] close(20 [pid 6486] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] <... mmap resumed>) = 0x7f10d8975000 [pid 6483] close(21) = -1 EBADF (Bad file descriptor) [pid 6483] close(22) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(23 [pid 6486] <... futex resumed>) = 1 [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6485] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(24 [pid 6486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] close(25 [pid 6486] <... futex resumed>) = 0 [pid 6485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6485] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(26 [pid 6486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] close(27 [pid 6485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] <... futex resumed>) = 0 [pid 6486] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6485] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] close(28 [pid 6486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6485] <... futex resumed>) = 0 [pid 6483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6486] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6485] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] close(29) = -1 EBADF (Bad file descriptor) [pid 6483] exit_group(0 [pid 6484] <... futex resumed>) = ? [pid 6483] <... exit_group resumed>) = ? [pid 6484] +++ exited with 0 +++ [pid 6483] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=133, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./62/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./62") = 0 [pid 5872] mkdir("./63", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6487 attached , child_tidptr=0x555593274750) = 135 [pid 6487] set_robust_list(0x555593274760, 24) = 0 [pid 6487] chdir("./63") = 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"executing program ) = 0 [pid 6487] write(1, "executing program\n", 18) = 18 [pid 6487] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6487] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6487] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6487] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[136]}, 88) = 136 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6487] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6488 attached [pid 6485] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6488] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6488] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6488] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6487] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6487] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6487] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6487] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} => {parent_tid=[137]}, 88) = 137 [pid 6487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6487] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6489 attached [pid 6489] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6488] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] <... rseq resumed>) = 0 [pid 6488] <... futex resumed>) = 0 [pid 6489] set_robust_list(0x7f10d89d99a0, 24) = 0 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6488] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6489] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d8994000 [pid 6489] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6489] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6487] <... futex resumed>) = 0 [pid 6489] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... futex resumed>) = 0 [pid 6487] <... futex resumed>) = 1 [pid 6488] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6488] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6487] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] <... futex resumed>) = 0 [pid 6487] <... futex resumed>) = 1 [pid 6488] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6488] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6487] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6488] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6487] <... futex resumed>) = 0 [pid 6487] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6486] <... io_uring_enter resumed>) = 4096 [pid 6486] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6486] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6485] close(3) = 0 [pid 6485] close(4) = 0 [pid 6485] close(5) = -1 EBADF (Bad file descriptor) [pid 6485] close(6) = -1 EBADF (Bad file descriptor) [pid 6485] close(7) = -1 EBADF (Bad file descriptor) [pid 6485] close(8) = -1 EBADF (Bad file descriptor) [pid 6485] close(9) = -1 EBADF (Bad file descriptor) [pid 6485] close(10) = -1 EBADF (Bad file descriptor) [pid 6485] close(11) = -1 EBADF (Bad file descriptor) [pid 6485] close(12) = -1 EBADF (Bad file descriptor) [pid 6485] close(13) = -1 EBADF (Bad file descriptor) [pid 6485] close(14) = -1 EBADF (Bad file descriptor) [pid 6485] close(15) = -1 EBADF (Bad file descriptor) [pid 6485] close(16) = -1 EBADF (Bad file descriptor) [pid 6485] close(17) = -1 EBADF (Bad file descriptor) [pid 6485] close(18) = -1 EBADF (Bad file descriptor) [pid 6485] close(19) = -1 EBADF (Bad file descriptor) [pid 6485] close(20) = -1 EBADF (Bad file descriptor) [pid 6485] close(21) = -1 EBADF (Bad file descriptor) [pid 6485] close(22) = -1 EBADF (Bad file descriptor) [pid 6485] close(23) = -1 EBADF (Bad file descriptor) [pid 6485] close(24) = -1 EBADF (Bad file descriptor) [pid 6485] close(25) = -1 EBADF (Bad file descriptor) [pid 6485] close(26) = -1 EBADF (Bad file descriptor) [pid 6485] close(27) = -1 EBADF (Bad file descriptor) [pid 6485] close(28) = -1 EBADF (Bad file descriptor) [pid 6485] close(29) = -1 EBADF (Bad file descriptor) [pid 6485] exit_group(0) = ? [pid 6486] <... futex resumed>) = ? [pid 6486] +++ exited with 0 +++ [pid 6485] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5874] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./63/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./63") = 0 [pid 5874] mkdir("./64", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 139 ./strace-static-x86_64: Process 6490 attached [pid 6490] set_robust_list(0x555593274760, 24) = 0 [pid 6490] chdir("./64") = 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 executing program [pid 6490] write(1, "executing program\n", 18) = 18 [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6490] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6490] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6490] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6488] <... io_uring_enter resumed>) = 4096 [pid 6488] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6488] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6487] close(3) = 0 [pid 6487] close(4) = 0 [pid 6490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6487] close(5./strace-static-x86_64: Process 6491 attached ) = -1 EBADF (Bad file descriptor) [pid 6490] <... clone3 resumed> => {parent_tid=[140]}, 88) = 140 [pid 6491] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 6491] <... rseq resumed>) = 0 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] set_robust_list(0x7f10d89fa9a0, 24 [pid 6490] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6490] <... futex resumed>) = 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6487] close(6) = -1 EBADF (Bad file descriptor) [pid 6491] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6487] close(7) = -1 EBADF (Bad file descriptor) [pid 6491] <... openat resumed>) = 3 [pid 6487] close(8 [pid 6491] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6490] <... futex resumed>) = 0 [pid 6487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6491] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6487] close(9 [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6487] close(10) = -1 EBADF (Bad file descriptor) [pid 6487] close(11) = -1 EBADF (Bad file descriptor) [pid 6487] close(12) = -1 EBADF (Bad file descriptor) [pid 6487] close(13) = -1 EBADF (Bad file descriptor) [pid 6487] close(14) = -1 EBADF (Bad file descriptor) [pid 6487] close(15) = -1 EBADF (Bad file descriptor) [pid 6487] close(16) = -1 EBADF (Bad file descriptor) [pid 6487] close(17) = -1 EBADF (Bad file descriptor) [pid 6487] close(18) = -1 EBADF (Bad file descriptor) [pid 6487] close(19) = -1 EBADF (Bad file descriptor) [pid 6487] close(20) = -1 EBADF (Bad file descriptor) [pid 6487] close(21) = -1 EBADF (Bad file descriptor) [pid 6487] close(22) = -1 EBADF (Bad file descriptor) [pid 6487] close(23) = -1 EBADF (Bad file descriptor) [pid 6487] close(24) = -1 EBADF (Bad file descriptor) [pid 6487] close(25) = -1 EBADF (Bad file descriptor) [pid 6487] close(26) = -1 EBADF (Bad file descriptor) [pid 6487] close(27) = -1 EBADF (Bad file descriptor) [pid 6487] close(28) = -1 EBADF (Bad file descriptor) [pid 6487] close(29) = -1 EBADF (Bad file descriptor) [pid 6487] exit_group(0 [pid 6489] <... futex resumed>) = ? [pid 6487] <... exit_group resumed>) = ? [pid 6489] +++ exited with 0 +++ [pid 6488] <... futex resumed>) = ? [pid 6488] +++ exited with 0 +++ [pid 6487] +++ exited with 0 +++ [pid 6491] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./63/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./63") = 0 [pid 5872] mkdir("./64", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 138 [pid 6491] <... mmap resumed>) = 0x7f10d89b5000 ./strace-static-x86_64: Process 6492 attached [pid 6491] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6492] set_robust_list(0x555593274760, 24 [pid 6491] <... mmap resumed>) = 0x7f10d8975000 [pid 6490] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6492] <... set_robust_list resumed>) = 0 [pid 6491] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] chdir("./64" [pid 6491] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = 0 [pid 6492] <... chdir resumed>) = 0 [pid 6491] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... futex resumed>) = 0 [pid 6490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6491] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] <... futex resumed>) = 0 [pid 6491] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... futex resumed>) = 0 [pid 6491] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... prctl resumed>) = 0 [pid 6491] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6490] <... futex resumed>) = 0 [pid 6490] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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 6490] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6492] write(1, "executing program\n", 18executing program ) = 18 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6492] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6493 attached => {parent_tid=[139]}, 88) = 139 [pid 6492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6492] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6493] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6493] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6493] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6492] <... futex resumed>) = 0 [pid 6493] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6492] <... futex resumed>) = 0 [pid 6493] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6493] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6493] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6492] <... futex resumed>) = 0 [pid 6492] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6492] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6492] <... futex resumed>) = 0 [pid 6493] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6491] <... io_uring_enter resumed>) = 4096 [pid 6491] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6491] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6490] close(3 [pid 6492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6490] <... close resumed>) = 0 [pid 6492] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6490] close(4) = 0 [pid 6492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6490] close(5) = -1 EBADF (Bad file descriptor) [pid 6490] close(6) = -1 EBADF (Bad file descriptor) [pid 6490] close(7) = -1 EBADF (Bad file descriptor) [pid 6490] close(8) = -1 EBADF (Bad file descriptor) [pid 6490] close(9) = -1 EBADF (Bad file descriptor) [pid 6490] close(10) = -1 EBADF (Bad file descriptor) [pid 6490] close(11) = -1 EBADF (Bad file descriptor) [pid 6490] close(12) = -1 EBADF (Bad file descriptor) [pid 6490] close(13) = -1 EBADF (Bad file descriptor) [pid 6490] close(14) = -1 EBADF (Bad file descriptor) [pid 6490] close(15) = -1 EBADF (Bad file descriptor) [pid 6490] close(16) = -1 EBADF (Bad file descriptor) [pid 6490] close(17) = -1 EBADF (Bad file descriptor) [pid 6490] close(18) = -1 EBADF (Bad file descriptor) [pid 6490] close(19) = -1 EBADF (Bad file descriptor) [pid 6490] close(20) = -1 EBADF (Bad file descriptor) [pid 6490] close(21) = -1 EBADF (Bad file descriptor) [pid 6490] close(22) = -1 EBADF (Bad file descriptor) [pid 6490] close(23) = -1 EBADF (Bad file descriptor) [pid 6490] close(24) = -1 EBADF (Bad file descriptor) [pid 6490] close(25) = -1 EBADF (Bad file descriptor) [pid 6490] close(26) = -1 EBADF (Bad file descriptor) [pid 6490] close(27) = -1 EBADF (Bad file descriptor) [pid 6490] close(28) = -1 EBADF (Bad file descriptor) [pid 6490] close(29) = -1 EBADF (Bad file descriptor) [pid 6490] exit_group(0executing program [pid 6491] <... futex resumed>) = ? [pid 6490] <... exit_group resumed>) = ? [pid 6491] +++ exited with 0 +++ [pid 6490] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=139, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./64/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./64") = 0 [pid 5874] mkdir("./65", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6494 attached , child_tidptr=0x555593274750) = 141 [pid 6494] set_robust_list(0x555593274760, 24) = 0 [pid 6494] chdir("./65") = 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", 18) = 18 [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6494] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6494] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6494] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6494] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[142]}, 88) = 142 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6494] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6495 attached ) = 0 [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6493] <... io_uring_enter resumed>) = 4096 [pid 6495] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6495] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6493] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(3) = 0 [pid 6492] close(4 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] <... futex resumed>) = 0 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6492] <... close resumed>) = 0 [pid 6495] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6492] close(5) = -1 EBADF (Bad file descriptor) [pid 6495] <... openat resumed>) = 3 [pid 6495] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(6 [pid 6495] <... futex resumed>) = 1 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] <... futex resumed>) = 0 [pid 6494] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(7 [pid 6495] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = 1 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] close(8) = -1 EBADF (Bad file descriptor) [pid 6492] close(9) = -1 EBADF (Bad file descriptor) [pid 6492] close(10) = -1 EBADF (Bad file descriptor) [pid 6495] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6495] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6492] close(11) = -1 EBADF (Bad file descriptor) [pid 6492] close(12) = -1 EBADF (Bad file descriptor) [pid 6492] close(13 [pid 6495] <... mmap resumed>) = 0x7f10d89b5000 [pid 6495] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6492] close(14) = -1 EBADF (Bad file descriptor) [pid 6492] close(15) = -1 EBADF (Bad file descriptor) [pid 6492] close(16 [pid 6495] <... mmap resumed>) = 0x7f10d8975000 [pid 6495] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] <... futex resumed>) = 1 [pid 6494] <... futex resumed>) = 0 [pid 6492] close(17 [pid 6495] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] <... futex resumed>) = 0 [pid 6492] close(18 [pid 6495] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6495] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(19 [pid 6494] <... futex resumed>) = 0 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] close(20) = -1 EBADF (Bad file descriptor) [pid 6492] close(21) = -1 EBADF (Bad file descriptor) [pid 6492] close(22) = -1 EBADF (Bad file descriptor) [pid 6492] close(23) = -1 EBADF (Bad file descriptor) [pid 6492] close(24) = -1 EBADF (Bad file descriptor) [pid 6492] close(25 [pid 6495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(26 [pid 6495] <... futex resumed>) = 1 [pid 6494] <... futex resumed>) = 0 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6495] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] close(27 [pid 6495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6494] <... futex resumed>) = 0 [pid 6492] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6495] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6494] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] close(28) = -1 EBADF (Bad file descriptor) [pid 6492] close(29) = -1 EBADF (Bad file descriptor) [pid 6492] exit_group(0 [pid 6493] <... futex resumed>) = ? [pid 6492] <... exit_group resumed>) = ? [pid 6493] +++ exited with 0 +++ [pid 6492] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./64/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./64") = 0 [pid 5872] mkdir("./65", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6496 attached , child_tidptr=0x555593274750) = 140 [pid 6496] set_robust_list(0x555593274760, 24) = 0 [pid 6496] chdir("./65") = 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", 18) = 18 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6496] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6496] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[141]}, 88) = 141 [pid 6496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6496] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6497 attached [pid 6497] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6494] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6497] <... rseq resumed>) = 0 [pid 6497] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6497] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6497] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6496] <... futex resumed>) = 0 [pid 6497] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = 0 [pid 6496] <... futex resumed>) = 1 [pid 6497] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6497] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6497] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6497] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6496] <... futex resumed>) = 0 [pid 6497] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6496] <... futex resumed>) = 0 [pid 6497] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... futex resumed>) = 0 [pid 6496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6496] <... futex resumed>) = 0 [pid 6497] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] <... futex resumed>) = 0 [pid 6496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6497] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6496] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6497] <... futex resumed>) = 0 [pid 6496] <... futex resumed>) = 1 [pid 6497] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6496] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6494] close(3) = 0 [pid 6494] close(4) = 0 [pid 6494] close(5) = -1 EBADF (Bad file descriptor) [pid 6494] close(6) = -1 EBADF (Bad file descriptor) [pid 6494] close(7) = -1 EBADF (Bad file descriptor) [pid 6494] close(8) = -1 EBADF (Bad file descriptor) [pid 6494] close(9) = -1 EBADF (Bad file descriptor) [pid 6494] close(10) = -1 EBADF (Bad file descriptor) [pid 6494] close(11) = -1 EBADF (Bad file descriptor) [pid 6494] close(12) = -1 EBADF (Bad file descriptor) [pid 6494] close(13) = -1 EBADF (Bad file descriptor) [pid 6494] close(14) = -1 EBADF (Bad file descriptor) [pid 6494] close(15) = -1 EBADF (Bad file descriptor) [pid 6494] close(16) = -1 EBADF (Bad file descriptor) [pid 6494] close(17) = -1 EBADF (Bad file descriptor) [pid 6494] close(18) = -1 EBADF (Bad file descriptor) [pid 6494] close(19) = -1 EBADF (Bad file descriptor) [pid 6494] close(20) = -1 EBADF (Bad file descriptor) [pid 6494] close(21) = -1 EBADF (Bad file descriptor) [pid 6494] close(22) = -1 EBADF (Bad file descriptor) [pid 6494] close(23) = -1 EBADF (Bad file descriptor) [pid 6494] close(24) = -1 EBADF (Bad file descriptor) [pid 6494] close(25) = -1 EBADF (Bad file descriptor) [pid 6494] close(26) = -1 EBADF (Bad file descriptor) [pid 6494] close(27) = -1 EBADF (Bad file descriptor) [pid 6494] close(28) = -1 EBADF (Bad file descriptor) [pid 6494] close(29) = -1 EBADF (Bad file descriptor) [pid 6494] exit_group(0) = ? [pid 6495] <... io_uring_enter resumed>) = ? [pid 6496] close(3) = 0 [pid 6496] close(4) = 0 [pid 6496] close(5) = -1 EBADF (Bad file descriptor) [pid 6496] close(6) = -1 EBADF (Bad file descriptor) [pid 6496] close(7 [pid 6495] +++ exited with 0 +++ [pid 6494] +++ exited with 0 +++ [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6496] close(8) = -1 EBADF (Bad file descriptor) [pid 6496] close(9 [pid 5874] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6496] close(10) = -1 EBADF (Bad file descriptor) [pid 6496] close(11) = -1 EBADF (Bad file descriptor) [pid 6496] close(12) = -1 EBADF (Bad file descriptor) [pid 6496] close(13) = -1 EBADF (Bad file descriptor) [pid 6496] close(14) = -1 EBADF (Bad file descriptor) [pid 6496] close(15) = -1 EBADF (Bad file descriptor) [pid 6496] close(16) = -1 EBADF (Bad file descriptor) [pid 5874] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6496] close(17) = -1 EBADF (Bad file descriptor) [pid 6496] close(18) = -1 EBADF (Bad file descriptor) [pid 6496] close(19) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 3 [pid 6496] close(20 [pid 5874] newfstatat(3, "", [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6496] close(21 [pid 5874] getdents64(3, [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6496] close(22 [pid 5874] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6496] close(23 [pid 5874] newfstatat(AT_FDCWD, "./65/binderfs", [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6496] close(24 [pid 5874] unlink("./65/binderfs" [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... unlink resumed>) = 0 [pid 6496] close(25 [pid 5874] getdents64(3, [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./65" [pid 6496] close(26 [pid 5874] <... rmdir resumed>) = 0 [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] mkdir("./66", 0777 [pid 6496] close(27 [pid 5874] <... mkdir resumed>) = 0 [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6498 attached [pid 6496] close(28 [pid 6498] set_robust_list(0x555593274760, 24 [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6498] <... set_robust_list resumed>) = 0 [pid 6496] close(29 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 143 [pid 6496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6496] exit_group(0 [pid 6498] chdir("./66" [pid 6496] <... exit_group resumed>) = ? [pid 6498] <... chdir resumed>) = 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", 4executing program ) = 4 [pid 6498] close(3) = 0 [pid 6498] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6498] write(1, "executing program\n", 18) = 18 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6497] <... io_uring_enter resumed>) = ? [pid 6498] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6498] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6499 attached => {parent_tid=[144]}, 88) = 144 [pid 6499] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6499] <... rseq resumed>) = 0 [pid 6499] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6499] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6498] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6499] <... futex resumed>) = 0 [pid 6499] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6499] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6498] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6499] <... futex resumed>) = 0 [pid 6499] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6499] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6499] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6498] <... futex resumed>) = 0 [pid 6498] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6497] +++ exited with 0 +++ [pid 6496] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./65/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./65") = 0 [pid 5872] mkdir("./66", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 142 [pid 6498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6500 attached [pid 6500] set_robust_list(0x555593274760, 24) = 0 [pid 6500] chdir("./66") = 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 executing program [pid 6500] write(1, "executing program\n", 18) = 18 [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6500] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6500] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6501 attached [pid 6501] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6500] <... clone3 resumed> => {parent_tid=[143]}, 88) = 143 [pid 6501] <... rseq resumed>) = 0 [pid 6500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6501] set_robust_list(0x7f10d89fa9a0, 24 [pid 6500] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... set_robust_list resumed>) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6501] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6501] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6501] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6500] <... futex resumed>) = 0 [pid 6500] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = 1 [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6501] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6501] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6501] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6501] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6500] <... futex resumed>) = 0 [pid 6500] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = 1 [pid 6501] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6500] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6500] <... futex resumed>) = 0 [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6500] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] <... futex resumed>) = 0 [pid 6500] <... futex resumed>) = 1 [pid 6501] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6500] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6499] <... io_uring_enter resumed>) = 4096 [pid 6499] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6499] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6498] close(3) = 0 [pid 6498] close(4) = 0 [pid 6498] close(5) = -1 EBADF (Bad file descriptor) [pid 6498] close(6) = -1 EBADF (Bad file descriptor) [pid 6498] close(7) = -1 EBADF (Bad file descriptor) [pid 6498] close(8) = -1 EBADF (Bad file descriptor) [pid 6498] close(9) = -1 EBADF (Bad file descriptor) [pid 6498] close(10) = -1 EBADF (Bad file descriptor) [pid 6498] close(11) = -1 EBADF (Bad file descriptor) [pid 6498] close(12) = -1 EBADF (Bad file descriptor) [pid 6498] close(13) = -1 EBADF (Bad file descriptor) [pid 6498] close(14) = -1 EBADF (Bad file descriptor) [pid 6498] close(15) = -1 EBADF (Bad file descriptor) [pid 6498] close(16) = -1 EBADF (Bad file descriptor) [pid 6498] close(17) = -1 EBADF (Bad file descriptor) [pid 6498] close(18) = -1 EBADF (Bad file descriptor) [pid 6498] close(19) = -1 EBADF (Bad file descriptor) [pid 6498] close(20) = -1 EBADF (Bad file descriptor) [pid 6498] close(21) = -1 EBADF (Bad file descriptor) [pid 6498] close(22) = -1 EBADF (Bad file descriptor) [pid 6498] close(23) = -1 EBADF (Bad file descriptor) [pid 6498] close(24) = -1 EBADF (Bad file descriptor) [pid 6498] close(25) = -1 EBADF (Bad file descriptor) [pid 6498] close(26) = -1 EBADF (Bad file descriptor) [pid 6498] close(27) = -1 EBADF (Bad file descriptor) [pid 6498] close(28) = -1 EBADF (Bad file descriptor) [pid 6498] close(29) = -1 EBADF (Bad file descriptor) [pid 6498] exit_group(0 [pid 6499] <... futex resumed>) = ? [pid 6498] <... exit_group resumed>) = ? [pid 6499] +++ exited with 0 +++ [pid 6498] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./66/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./66") = 0 [pid 5874] mkdir("./67", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 145 ./strace-static-x86_64: Process 6502 attached [pid 6502] set_robust_list(0x555593274760, 24) = 0 [pid 6502] chdir("./67") = 0 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [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", 18) = 18 [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6502] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[146]}, 88) = 146 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6502] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6503 attached [pid 6503] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6503] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6503] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6503] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6503] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] <... futex resumed>) = 0 [pid 6503] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6503] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6503] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6503] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6503] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6503] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6503] <... futex resumed>) = 0 [pid 6503] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6502] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6501] <... io_uring_enter resumed>) = 4096 [pid 6501] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6501] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6500] close(3) = 0 [pid 6500] close(4) = 0 [pid 6500] close(5) = -1 EBADF (Bad file descriptor) [pid 6500] close(6) = -1 EBADF (Bad file descriptor) [pid 6500] close(7) = -1 EBADF (Bad file descriptor) [pid 6500] close(8) = -1 EBADF (Bad file descriptor) [pid 6500] close(9) = -1 EBADF (Bad file descriptor) [pid 6500] close(10) = -1 EBADF (Bad file descriptor) [pid 6500] close(11) = -1 EBADF (Bad file descriptor) [pid 6500] close(12) = -1 EBADF (Bad file descriptor) [pid 6500] close(13) = -1 EBADF (Bad file descriptor) [pid 6500] close(14) = -1 EBADF (Bad file descriptor) [pid 6500] close(15) = -1 EBADF (Bad file descriptor) [pid 6500] close(16) = -1 EBADF (Bad file descriptor) [pid 6500] close(17) = -1 EBADF (Bad file descriptor) [pid 6500] close(18) = -1 EBADF (Bad file descriptor) [pid 6500] close(19) = -1 EBADF (Bad file descriptor) [pid 6500] close(20) = -1 EBADF (Bad file descriptor) [pid 6500] close(21) = -1 EBADF (Bad file descriptor) [pid 6500] close(22) = -1 EBADF (Bad file descriptor) [pid 6500] close(23) = -1 EBADF (Bad file descriptor) [pid 6500] close(24) = -1 EBADF (Bad file descriptor) [pid 6500] close(25) = -1 EBADF (Bad file descriptor) [pid 6500] close(26) = -1 EBADF (Bad file descriptor) [pid 6500] close(27) = -1 EBADF (Bad file descriptor) [pid 6500] close(28) = -1 EBADF (Bad file descriptor) [pid 6500] close(29) = -1 EBADF (Bad file descriptor) [pid 6500] exit_group(0) = ? [pid 6501] <... futex resumed>) = ? [pid 6501] +++ exited with 0 +++ [pid 6500] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=142, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./66/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./66") = 0 [pid 5872] mkdir("./67", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 144 ./strace-static-x86_64: Process 6504 attached [pid 6504] set_robust_list(0x555593274760, 24) = 0 [pid 6504] chdir("./67") = 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 [pid 6503] <... io_uring_enter resumed>) = 4096 [pid 6504] <... openat resumed>) = 3 [pid 6503] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6504] write(3, "1000", 4 [pid 6503] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... write resumed>) = 4 [pid 6502] close(3 [pid 6504] close(3 [pid 6502] <... close resumed>) = 0 [pid 6504] <... close resumed>) = 0 [pid 6502] close(4 [pid 6504] symlink("/dev/binderfs", "./binderfs" [pid 6502] <... close resumed>) = 0 [pid 6502] close(5 [pid 6504] <... symlink resumed>) = 0 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] write(1, "executing program\n", 18 [pid 6502] close(6executing program [pid 6504] <... write resumed>) = 18 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6502] close(7 [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6502] close(8 [pid 6504] <... futex resumed>) = 0 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6502] close(9 [pid 6504] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6502] close(10) = -1 EBADF (Bad file descriptor) [pid 6502] close(11) = -1 EBADF (Bad file descriptor) [pid 6502] close(12) = -1 EBADF (Bad file descriptor) [pid 6502] close(13) = -1 EBADF (Bad file descriptor) [pid 6502] close(14) = -1 EBADF (Bad file descriptor) [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6502] close(15) = -1 EBADF (Bad file descriptor) [pid 6504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6502] close(16) = -1 EBADF (Bad file descriptor) [pid 6502] close(17 [pid 6504] <... mmap resumed>) = 0x7f10d89da000 [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6502] close(18) = -1 EBADF (Bad file descriptor) [pid 6502] close(19) = -1 EBADF (Bad file descriptor) [pid 6504] <... mprotect resumed>) = 0 [pid 6502] close(20) = -1 EBADF (Bad file descriptor) [pid 6502] close(21) = -1 EBADF (Bad file descriptor) [pid 6502] close(22) = -1 EBADF (Bad file descriptor) [pid 6502] close(23) = -1 EBADF (Bad file descriptor) [pid 6502] close(24) = -1 EBADF (Bad file descriptor) [pid 6502] close(25) = -1 EBADF (Bad file descriptor) [pid 6502] close(26) = -1 EBADF (Bad file descriptor) [pid 6502] close(27) = -1 EBADF (Bad file descriptor) [pid 6502] close(28 [pid 6504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6502] close(29 [pid 6504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6502] exit_group(0) = ? [pid 6503] <... futex resumed>) = ? ./strace-static-x86_64: Process 6505 attached [pid 6505] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6503] +++ exited with 0 +++ [pid 6502] +++ exited with 0 +++ [pid 6505] <... rseq resumed>) = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=145, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6505] set_robust_list(0x7f10d89fa9a0, 24 [pid 6504] <... clone3 resumed> => {parent_tid=[145]}, 88) = 145 [pid 6505] <... set_robust_list resumed>) = 0 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5874] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6505] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6505] <... openat resumed>) = 3 [pid 5874] <... openat resumed>) = 3 [pid 6505] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6504] <... futex resumed>) = 0 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./67/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./67/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./67") = 0 [pid 5874] mkdir("./68", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 147 ./strace-static-x86_64: Process 6506 attached [pid 6505] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6504] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] set_robust_list(0x555593274760, 24 [pid 6505] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... set_robust_list resumed>) = 0 [pid 6505] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6506] chdir("./68" [pid 6505] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6505] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6504] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... chdir resumed>) = 0 [pid 6505] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6505] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6506] <... prctl resumed>) = 0 [pid 6505] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6505] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6505] <... futex resumed>) = 0 [pid 6506] setpgid(0, 0 [pid 6505] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6504] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... setpgid resumed>) = 0 [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6506] write(3, "1000", 4) = 4 [pid 5870] kill(-117, SIGKILL) = 0 [pid 5870] kill(117, SIGKILL) = 0 [pid 6506] close(3) = 0 [pid 6506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6506] write(1, "executing program\n", 18executing program ) = 18 [pid 6506] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6504] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6506] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6508 attached => {parent_tid=[148]}, 88) = 148 [pid 6508] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6508] <... rseq resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] set_robust_list(0x7f10d89fa9a0, 24 [pid 6506] <... futex resumed>) = 0 [pid 6506] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] <... set_robust_list resumed>) = 0 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6508] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6508] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6506] <... futex resumed>) = 0 [pid 6506] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6506] <... futex resumed>) = 0 [pid 6506] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6508] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6506] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d8994000 [pid 6506] mprotect(0x7f10d8995000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89b4990, parent_tid=0x7f10d89b4990, exit_signal=0, stack=0x7f10d8994000, stack_size=0x20240, tls=0x7f10d89b46c0} => {parent_tid=[149]}, 88) = 149 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6506] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6506] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6509 attached [pid 6509] rseq(0x7f10d89b4fe0, 0x20, 0, 0x53053053) = 0 [pid 6509] set_robust_list(0x7f10d89b49a0, 24) = 0 [pid 6509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6509] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x4} --- [pid 6508] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6509] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... mmap resumed>) = 0x7f10d8954000 [pid 6508] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6509] <... futex resumed>) = 1 [pid 6508] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] <... futex resumed>) = 0 [pid 6509] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6506] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... futex resumed>) = 0 [pid 6508] <... futex resumed>) = 0 [pid 6506] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6506] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 0 [pid 6506] <... futex resumed>) = 1 [pid 6508] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6506] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6508] <... io_uring_enter resumed>) = 0 [pid 6508] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6506] <... futex resumed>) = 0 [pid 6508] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6506] close(3) = 0 [pid 6506] close(4) = 0 [pid 6506] close(5) = -1 EBADF (Bad file descriptor) [pid 6506] close(6) = -1 EBADF (Bad file descriptor) [pid 6506] close(7) = -1 EBADF (Bad file descriptor) [pid 6506] close(8) = -1 EBADF (Bad file descriptor) [pid 6506] close(9) = -1 EBADF (Bad file descriptor) [pid 6506] close(10) = -1 EBADF (Bad file descriptor) [pid 6506] close(11) = -1 EBADF (Bad file descriptor) [pid 6506] close(12 [pid 5875] kill(-128, SIGKILL [pid 6506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6506] close(13 [pid 5875] <... kill resumed>) = 0 [pid 6506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] kill(128, SIGKILL) = 0 [pid 6506] close(14) = -1 EBADF (Bad file descriptor) [pid 6506] close(15) = -1 EBADF (Bad file descriptor) [pid 6506] close(16) = -1 EBADF (Bad file descriptor) [pid 6506] close(17) = -1 EBADF (Bad file descriptor) [pid 6506] close(18) = -1 EBADF (Bad file descriptor) [pid 6506] close(19) = -1 EBADF (Bad file descriptor) [pid 6506] close(20) = -1 EBADF (Bad file descriptor) [pid 6506] close(21) = -1 EBADF (Bad file descriptor) [pid 6506] close(22) = -1 EBADF (Bad file descriptor) [pid 6506] close(23) = -1 EBADF (Bad file descriptor) [pid 6506] close(24) = -1 EBADF (Bad file descriptor) [pid 6506] close(25) = -1 EBADF (Bad file descriptor) [pid 6506] close(26) = -1 EBADF (Bad file descriptor) [pid 6506] close(27) = -1 EBADF (Bad file descriptor) [pid 6506] close(28) = -1 EBADF (Bad file descriptor) [pid 6506] close(29) = -1 EBADF (Bad file descriptor) [pid 6506] exit_group(0 [pid 6509] <... futex resumed>) = ? [pid 6508] <... futex resumed>) = ? [pid 6506] <... exit_group resumed>) = ? [pid 6509] +++ exited with 0 +++ [pid 6508] +++ exited with 0 +++ [pid 6506] +++ exited with 0 +++ [pid 6505] <... io_uring_enter resumed>) = 4096 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5874] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6505] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6505] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... openat resumed>) = 3 [pid 6504] close(3 [pid 5874] newfstatat(3, "", [pid 6504] <... close resumed>) = 0 [pid 6504] close(4 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6504] <... close resumed>) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6504] close(5 [pid 5874] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6504] close(6) = -1 EBADF (Bad file descriptor) [pid 6504] close(7) = -1 EBADF (Bad file descriptor) [pid 6504] close(8) = -1 EBADF (Bad file descriptor) [pid 6504] close(9) = -1 EBADF (Bad file descriptor) [pid 6504] close(10) = -1 EBADF (Bad file descriptor) [pid 6504] close(11) = -1 EBADF (Bad file descriptor) [pid 6504] close(12) = -1 EBADF (Bad file descriptor) [pid 6504] close(13) = -1 EBADF (Bad file descriptor) [pid 6504] close(14) = -1 EBADF (Bad file descriptor) [pid 6504] close(15) = -1 EBADF (Bad file descriptor) [pid 6504] close(16) = -1 EBADF (Bad file descriptor) [pid 6504] close(17) = -1 EBADF (Bad file descriptor) [pid 6504] close(18) = -1 EBADF (Bad file descriptor) [pid 6504] close(19) = -1 EBADF (Bad file descriptor) [pid 6504] close(20) = -1 EBADF (Bad file descriptor) [pid 6504] close(21) = -1 EBADF (Bad file descriptor) [pid 6504] close(22) = -1 EBADF (Bad file descriptor) [pid 6504] close(23) = -1 EBADF (Bad file descriptor) [pid 6504] close(24) = -1 EBADF (Bad file descriptor) [pid 6504] close(25) = -1 EBADF (Bad file descriptor) [pid 6504] close(26) = -1 EBADF (Bad file descriptor) [pid 6504] close(27) = -1 EBADF (Bad file descriptor) [pid 6504] close(28) = -1 EBADF (Bad file descriptor) [pid 6504] close(29) = -1 EBADF (Bad file descriptor) [pid 6504] exit_group(0 [pid 6505] <... futex resumed>) = ? [pid 6504] <... exit_group resumed>) = ? [pid 6505] +++ exited with 0 +++ [pid 6504] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] newfstatat(AT_FDCWD, "./68/binderfs", [pid 5872] getdents64(3, [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] unlink("./68/binderfs" [pid 5872] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... unlink resumed>) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] getdents64(3, [pid 5872] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] <... close resumed>) = 0 [pid 5872] unlink("./67/binderfs" [pid 5874] rmdir("./68" [pid 5872] <... unlink resumed>) = 0 [pid 5874] <... rmdir resumed>) = 0 [pid 5872] getdents64(3, [pid 5874] mkdir("./69", 0777 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3 [pid 5874] <... mkdir resumed>) = 0 [pid 5872] <... close resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] rmdir("./67"./strace-static-x86_64: Process 6510 attached [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 150 [pid 6510] set_robust_list(0x555593274760, 24 [pid 5872] <... rmdir resumed>) = 0 [pid 6510] <... set_robust_list resumed>) = 0 [pid 5872] mkdir("./68", 0777) = 0 [pid 6510] chdir("./69" [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6510] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 6511 attached [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 146 [pid 6510] setpgid(0, 0) = 0 [pid 6511] set_robust_list(0x555593274760, 24 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6511] <... set_robust_list resumed>) = 0 [pid 6511] chdir("./68") = 0 [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6510] <... openat resumed>) = 3 [pid 6511] setpgid(0, 0 [pid 6510] write(3, "1000", 4 [pid 6511] <... setpgid resumed>) = 0 [pid 6510] <... write resumed>) = 4 [pid 6510] close(3 [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 6510] <... close resumed>) = 0 executing program [pid 6511] write(1, "executing program\n", 18 [pid 6510] symlink("/dev/binderfs", "./binderfs" [pid 6511] <... write resumed>) = 18 [pid 6510] <... symlink resumed>) = 0 [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6511] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, executing program NULL, 8) = 0 [pid 6510] write(1, "executing program\n", 18 [pid 6511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6510] <... write resumed>) = 18 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6510] <... futex resumed>) = 0 [pid 6511] <... mmap resumed>) = 0x7f10d89da000 [pid 6510] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6511] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6510] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6511] <... mprotect resumed>) = 0 [pid 6510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6511] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6510] <... mmap resumed>) = 0x7f10d89da000 [pid 6510] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6511] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6510] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6512 attached [pid 6510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6511] <... clone3 resumed> => {parent_tid=[147]}, 88) = 147 [pid 6512] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6511] rt_sigprocmask(SIG_SETMASK, [], [pid 6510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6512] <... rseq resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6513 attached [pid 6512] set_robust_list(0x7f10d89fa9a0, 24 [pid 6511] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6512] <... set_robust_list resumed>) = 0 [pid 6511] <... futex resumed>) = 0 [pid 6510] <... clone3 resumed> => {parent_tid=[151]}, 88) = 151 [pid 6512] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] <... rseq resumed>) = 0 [pid 6512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] set_robust_list(0x7f10d89fa9a0, 24 [pid 6510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6512] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] <... openat resumed>) = 3 [pid 6510] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6512] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] <... futex resumed>) = 0 [pid 6513] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6512] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6513] <... openat resumed>) = 3 [pid 6512] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6513] <... futex resumed>) = 0 [pid 6512] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6512] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6510] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 0 [pid 6512] <... mmap resumed>) = 0x7f10d89b5000 [pid 6510] <... futex resumed>) = 1 [pid 6513] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6512] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6513] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6512] <... mmap resumed>) = 0x7f10d8975000 [pid 6513] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6512] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... mmap resumed>) = 0x7f10d8975000 [pid 6512] <... futex resumed>) = 1 [pid 6511] <... futex resumed>) = 0 [pid 6513] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = 1 [pid 6512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = 0 [pid 6513] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6510] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6510] <... futex resumed>) = 0 [pid 6513] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... futex resumed>) = 0 [pid 6512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6513] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6512] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6510] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6512] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = 0 [pid 6513] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6513] <... futex resumed>) = 0 [pid 6510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6513] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6510] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6510] <... futex resumed>) = 0 [pid 6513] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6510] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6511] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] <... futex resumed>) = 0 [pid 6511] <... futex resumed>) = 1 [pid 6512] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6510] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6511] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6511] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5870] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5870] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5870] getdents64(3, 0x5555932757f0 /* 2 entries */, 32768) = 48 [pid 5870] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5870] close(3) = 0 [pid 6512] <... io_uring_enter resumed>) = 4096 [pid 6512] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6512] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6511] close(3) = 0 [pid 6511] close(4) = 0 [pid 6511] close(5) = -1 EBADF (Bad file descriptor) [pid 6511] close(6) = -1 EBADF (Bad file descriptor) [pid 6511] close(7) = -1 EBADF (Bad file descriptor) [pid 6511] close(8) = -1 EBADF (Bad file descriptor) [pid 6511] close(9) = -1 EBADF (Bad file descriptor) [pid 6511] close(10) = -1 EBADF (Bad file descriptor) [pid 6511] close(11) = -1 EBADF (Bad file descriptor) [pid 6511] close(12) = -1 EBADF (Bad file descriptor) [pid 6511] close(13) = -1 EBADF (Bad file descriptor) [pid 6511] close(14) = -1 EBADF (Bad file descriptor) [pid 6511] close(15) = -1 EBADF (Bad file descriptor) [pid 6511] close(16) = -1 EBADF (Bad file descriptor) [pid 6511] close(17) = -1 EBADF (Bad file descriptor) [pid 6511] close(18) = -1 EBADF (Bad file descriptor) [pid 6511] close(19) = -1 EBADF (Bad file descriptor) [pid 6511] close(20) = -1 EBADF (Bad file descriptor) [pid 6511] close(21) = -1 EBADF (Bad file descriptor) [pid 6511] close(22) = -1 EBADF (Bad file descriptor) [pid 6511] close(23) = -1 EBADF (Bad file descriptor) [pid 6511] close(24) = -1 EBADF (Bad file descriptor) [pid 6511] close(25) = -1 EBADF (Bad file descriptor) [pid 6511] close(26) = -1 EBADF (Bad file descriptor) [pid 6511] close(27) = -1 EBADF (Bad file descriptor) [pid 6511] close(28) = -1 EBADF (Bad file descriptor) [pid 6511] close(29) = -1 EBADF (Bad file descriptor) [pid 6511] exit_group(0 [pid 6512] <... futex resumed>) = ? [pid 6511] <... exit_group resumed>) = ? [pid 6512] +++ exited with 0 +++ [pid 6511] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 5875] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5875] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5875] getdents64(3, 0x5555932757f0 /* 2 entries */, 32768) = 48 [pid 5875] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5875] close(3) = 0 [pid 6513] <... io_uring_enter resumed>) = 4096 [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./68/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./68/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./68") = 0 [pid 5872] mkdir("./69", 0777 [pid 6513] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... mkdir resumed>) = 0 [pid 6513] <... futex resumed>) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6514 attached [pid 6513] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6510] close(3) = 0 [pid 6510] close(4 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 148 [pid 6510] <... close resumed>) = 0 [pid 6510] close(5) = -1 EBADF (Bad file descriptor) [pid 6510] close(6) = -1 EBADF (Bad file descriptor) [pid 6510] close(7) = -1 EBADF (Bad file descriptor) [pid 6510] close(8) = -1 EBADF (Bad file descriptor) [pid 6510] close(9) = -1 EBADF (Bad file descriptor) [pid 6510] close(10) = -1 EBADF (Bad file descriptor) [pid 6510] close(11) = -1 EBADF (Bad file descriptor) [pid 6510] close(12) = -1 EBADF (Bad file descriptor) [pid 6510] close(13) = -1 EBADF (Bad file descriptor) [pid 6510] close(14) = -1 EBADF (Bad file descriptor) [pid 6510] close(15 [pid 6514] set_robust_list(0x555593274760, 24 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] close(16 [pid 6514] <... set_robust_list resumed>) = 0 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] chdir("./69" [pid 6510] close(17 [pid 6514] <... chdir resumed>) = 0 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6510] close(18 [pid 6514] <... prctl resumed>) = 0 [pid 6514] setpgid(0, 0) = 0 [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... openat resumed>) = 3 [pid 6510] close(19 [pid 6514] write(3, "1000", 4) = 4 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] close(20 [pid 6514] close(3 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... close resumed>) = 0 [pid 6510] close(21 [pid 6514] symlink("/dev/binderfs", "./binderfs" [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... symlink resumed>) = 0 [pid 6510] close(22executing program [pid 6514] write(1, "executing program\n", 18 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... write resumed>) = 18 [pid 6510] close(23 [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6510] close(24 [pid 6514] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6510] close(25 [pid 6514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] close(26 [pid 6514] <... mmap resumed>) = 0x7f10d89da000 [pid 6514] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] close(27 [pid 6514] <... mprotect resumed>) = 0 [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] close(28 [pid 6514] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6514] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6510] close(29 [pid 6514] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6510] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6515 attached [pid 6510] exit_group(0 [pid 6514] <... clone3 resumed> => {parent_tid=[149]}, 88) = 149 [pid 6510] <... exit_group resumed>) = ? [pid 6515] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6514] rt_sigprocmask(SIG_SETMASK, [], [pid 6513] <... futex resumed>) = ? [pid 6515] <... rseq resumed>) = 0 [pid 6514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6515] set_robust_list(0x7f10d89fa9a0, 24 [pid 6514] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6513] +++ exited with 0 +++ [pid 6510] +++ exited with 0 +++ [pid 6515] <... set_robust_list resumed>) = 0 [pid 6514] <... futex resumed>) = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6515] rt_sigprocmask(SIG_SETMASK, [], [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6515] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5874] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6515] <... openat resumed>) = 3 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6515] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6514] <... futex resumed>) = 0 [pid 5874] newfstatat(AT_FDCWD, "./69/binderfs", [pid 6515] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6514] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6514] <... futex resumed>) = 0 [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] unlink("./69/binderfs" [pid 6515] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5874] <... unlink resumed>) = 0 [pid 6515] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5874] getdents64(3, [pid 6515] <... mmap resumed>) = 0x7f10d89b5000 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./69") = 0 [pid 5874] mkdir("./70", 0777) = 0 [pid 6515] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6515] <... mmap resumed>) = 0x7f10d8975000 [pid 6515] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6514] <... futex resumed>) = 0 [pid 6514] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6514] <... futex resumed>) = 0 [pid 6514] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6515] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6514] <... futex resumed>) = 0 [pid 6515] <... futex resumed>) = 0 [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6515] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6514] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6515] <... futex resumed>) = 0 [pid 6515] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6514] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 152 ./strace-static-x86_64: Process 6516 attached [pid 6516] set_robust_list(0x555593274760, 24) = 0 [pid 6516] chdir("./70") = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 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", 18) = 18 [pid 6516] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6516] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[153]}, 88) = 153 ./strace-static-x86_64: Process 6517 attached [pid 6516] rt_sigprocmask(SIG_SETMASK, [], [pid 6514] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6517] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6517] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6517] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... futex resumed>) = 1 [pid 6517] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6517] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6517] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6517] <... mmap resumed>) = 0x7f10d8975000 [pid 6516] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6517] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] <... mmap resumed>) = 0x7f10d8954000 [pid 6516] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0}./strace-static-x86_64: Process 6518 attached => {parent_tid=[154]}, 88) = 154 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6516] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053) = 0 [pid 6518] set_robust_list(0x7f10d89749a0, 24) = 0 [pid 6518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6518] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = 1 [pid 6517] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6517] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6517] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6516] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6515] <... io_uring_enter resumed>) = 4096 [pid 6515] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6514] close(3 [pid 6515] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6514] <... close resumed>) = 0 [pid 6514] close(4) = 0 [pid 6514] close(5) = -1 EBADF (Bad file descriptor) [pid 6514] close(6) = -1 EBADF (Bad file descriptor) [pid 6514] close(7) = -1 EBADF (Bad file descriptor) [pid 6514] close(8) = -1 EBADF (Bad file descriptor) [pid 6514] close(9) = -1 EBADF (Bad file descriptor) [pid 6514] close(10) = -1 EBADF (Bad file descriptor) [pid 6514] close(11) = -1 EBADF (Bad file descriptor) [pid 6514] close(12) = -1 EBADF (Bad file descriptor) [pid 6514] close(13) = -1 EBADF (Bad file descriptor) [pid 6514] close(14) = -1 EBADF (Bad file descriptor) [pid 6514] close(15) = -1 EBADF (Bad file descriptor) [pid 6514] close(16) = -1 EBADF (Bad file descriptor) [pid 6514] close(17) = -1 EBADF (Bad file descriptor) [pid 6514] close(18) = -1 EBADF (Bad file descriptor) [pid 6514] close(19) = -1 EBADF (Bad file descriptor) [pid 6514] close(20) = -1 EBADF (Bad file descriptor) [pid 6514] close(21) = -1 EBADF (Bad file descriptor) [pid 6514] close(22) = -1 EBADF (Bad file descriptor) [pid 6514] close(23) = -1 EBADF (Bad file descriptor) [pid 6514] close(24) = -1 EBADF (Bad file descriptor) [pid 6514] close(25) = -1 EBADF (Bad file descriptor) [pid 6514] close(26) = -1 EBADF (Bad file descriptor) [pid 6514] close(27) = -1 EBADF (Bad file descriptor) [pid 6514] close(28) = -1 EBADF (Bad file descriptor) [pid 6514] close(29) = -1 EBADF (Bad file descriptor) [pid 6514] exit_group(0 [pid 6515] <... futex resumed>) = ? [pid 6514] <... exit_group resumed>) = ? [pid 6515] +++ exited with 0 +++ [pid 6514] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=148, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6517] <... io_uring_enter resumed>) = 4096 [pid 5872] newfstatat(AT_FDCWD, "./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./69/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./69") = 0 [pid 5872] mkdir("./70", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6519 attached , child_tidptr=0x555593274750) = 150 [pid 6517] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6517] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] set_robust_list(0x555593274760, 24) = 0 [pid 6516] close(3 [pid 6519] chdir("./70" [pid 6516] <... close resumed>) = 0 [pid 6519] <... chdir resumed>) = 0 [pid 6516] close(4 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6516] <... close resumed>) = 0 [pid 6519] <... prctl resumed>) = 0 [pid 6516] close(5 [pid 6519] setpgid(0, 0 [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... setpgid resumed>) = 0 [pid 6516] close(6 [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6516] close(7 [pid 6519] <... openat resumed>) = 3 [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] write(3, "1000", 4 [pid 6516] close(8 [pid 6519] <... write resumed>) = 4 [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] close(3 [pid 6516] close(9) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = 0 [pid 6516] close(10) = -1 EBADF (Bad file descriptor) [pid 6519] symlink("/dev/binderfs", "./binderfs" [pid 6516] close(11) = -1 EBADF (Bad file descriptor) [pid 6516] close(12) = -1 EBADF (Bad file descriptor) [pid 6516] close(13) = -1 EBADF (Bad file descriptor) [pid 6516] close(14) = -1 EBADF (Bad file descriptor) executing program [pid 6519] <... symlink resumed>) = 0 [pid 6516] close(15 [pid 6519] write(1, "executing program\n", 18) = 18 [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6516] close(16 [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6516] close(17) = -1 EBADF (Bad file descriptor) [pid 6516] close(18) = -1 EBADF (Bad file descriptor) [pid 6516] close(19) = -1 EBADF (Bad file descriptor) [pid 6516] close(20) = -1 EBADF (Bad file descriptor) [pid 6516] close(21) = -1 EBADF (Bad file descriptor) [pid 6516] close(22) = -1 EBADF (Bad file descriptor) [pid 6516] close(23) = -1 EBADF (Bad file descriptor) [pid 6516] close(24) = -1 EBADF (Bad file descriptor) [pid 6516] close(25) = -1 EBADF (Bad file descriptor) [pid 6516] close(26) = -1 EBADF (Bad file descriptor) [pid 6516] close(27) = -1 EBADF (Bad file descriptor) [pid 6519] <... futex resumed>) = 0 [pid 6516] close(28) = -1 EBADF (Bad file descriptor) [pid 6516] close(29 [pid 6519] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6516] exit_group(0 [pid 6519] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6518] <... futex resumed>) = ? [pid 6517] <... futex resumed>) = ? [pid 6516] <... exit_group resumed>) = ? [pid 6519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6518] +++ exited with 0 +++ [pid 6517] +++ exited with 0 +++ [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6516] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./70/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./70") = 0 [pid 5874] mkdir("./71", 0777) = 0 [pid 6519] <... mmap resumed>) = 0x7f10d89da000 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6519] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 155 [pid 6519] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6520 attached [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6520] set_robust_list(0x555593274760, 24 [pid 6519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6520] <... set_robust_list resumed>) = 0 [pid 6520] chdir("./71") = 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 ./strace-static-x86_64: Process 6521 attached [pid 6520] write(3, "1000", 4 [pid 6519] <... clone3 resumed> => {parent_tid=[151]}, 88) = 151 [pid 6521] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6520] <... write resumed>) = 4 [pid 6519] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] close(3) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6520] write(1, "executing program\n", 18) = 18 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6521] <... rseq resumed>) = 0 [pid 6520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6521] set_robust_list(0x7f10d89fa9a0, 24 [pid 6520] <... mmap resumed>) = 0x7f10d89da000 [pid 6520] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6520] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[156]}, 88) = 156 [pid 6520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6520] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6522 attached [pid 6522] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6522] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6522] rt_sigprocmask(SIG_SETMASK, [], [pid 6521] <... set_robust_list resumed>) = 0 [pid 6522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6522] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6522] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6522] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6522] <... mmap resumed>) = 0x7f10d89b5000 [pid 6522] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6521] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6522] <... mmap resumed>) = 0x7f10d8975000 [pid 6521] <... openat resumed>) = 3 [pid 6521] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6522] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 1 [pid 6522] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 1 [pid 6522] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = 0 [pid 6520] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6522] <... futex resumed>) = 1 [pid 6522] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6521] <... futex resumed>) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6521] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] <... futex resumed>) = 0 [pid 6521] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6521] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6521] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6521] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6519] <... futex resumed>) = 0 [pid 6519] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6521] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6521] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6519] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 1 [pid 6521] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6521] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6521] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6519] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6519] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6522] <... io_uring_enter resumed>) = 4096 [pid 6522] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6520] close(3 [pid 6522] <... futex resumed>) = 0 [pid 6520] <... close resumed>) = 0 [pid 6522] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6520] close(4) = 0 [pid 6520] close(5) = -1 EBADF (Bad file descriptor) [pid 6520] close(6) = -1 EBADF (Bad file descriptor) [pid 6520] close(7) = -1 EBADF (Bad file descriptor) [pid 6520] close(8) = -1 EBADF (Bad file descriptor) [pid 6520] close(9) = -1 EBADF (Bad file descriptor) [pid 6520] close(10) = -1 EBADF (Bad file descriptor) [pid 6520] close(11) = -1 EBADF (Bad file descriptor) [pid 6520] close(12) = -1 EBADF (Bad file descriptor) [pid 6520] close(13) = -1 EBADF (Bad file descriptor) [pid 6520] close(14) = -1 EBADF (Bad file descriptor) [pid 6520] close(15) = -1 EBADF (Bad file descriptor) [pid 6520] close(16) = -1 EBADF (Bad file descriptor) [pid 6520] close(17) = -1 EBADF (Bad file descriptor) [pid 6519] close(3) = 0 [pid 6519] close(4) = 0 [pid 6519] close(5) = -1 EBADF (Bad file descriptor) [pid 6519] close(6) = -1 EBADF (Bad file descriptor) [pid 6519] close(7) = -1 EBADF (Bad file descriptor) [pid 6519] close(8) = -1 EBADF (Bad file descriptor) [pid 6519] close(9) = -1 EBADF (Bad file descriptor) [pid 6519] close(10) = -1 EBADF (Bad file descriptor) [pid 6519] close(11) = -1 EBADF (Bad file descriptor) [pid 6520] close(18 [pid 6519] close(12 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(19 [pid 6519] close(13 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(20 [pid 6519] close(14 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(21 [pid 6519] close(15 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(22 [pid 6519] close(16 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(23 [pid 6519] close(17 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(24 [pid 6519] close(18 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(25 [pid 6519] close(19 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(26 [pid 6519] close(20) = -1 EBADF (Bad file descriptor) [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] close(21 [pid 6520] close(27) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(28 [pid 6519] close(22 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] close(29 [pid 6519] close(23 [pid 6520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] close(24 [pid 6520] exit_group(0 [pid 6519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6519] close(25) = -1 EBADF (Bad file descriptor) [pid 6522] <... futex resumed>) = ? [pid 6520] <... exit_group resumed>) = ? [pid 6519] close(26) = -1 EBADF (Bad file descriptor) [pid 6519] close(27) = -1 EBADF (Bad file descriptor) [pid 6519] close(28) = -1 EBADF (Bad file descriptor) [pid 6519] close(29) = -1 EBADF (Bad file descriptor) [pid 6519] exit_group(0) = ? [pid 6521] <... io_uring_enter resumed>) = ? [pid 6522] +++ exited with 0 +++ [pid 6520] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6521] +++ exited with 0 +++ [pid 6519] +++ exited with 0 +++ [pid 5874] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 5874] <... openat resumed>) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, [pid 5872] getdents64(3, [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./71/binderfs", [pid 5872] newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./70/binderfs" [pid 5874] unlink("./71/binderfs" [pid 5872] <... unlink resumed>) = 0 [pid 5872] getdents64(3, [pid 5874] <... unlink resumed>) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./70") = 0 [pid 5872] mkdir("./71", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 152 ./strace-static-x86_64: Process 6523 attached [pid 5874] getdents64(3, [pid 6523] set_robust_list(0x555593274760, 24 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6523] <... set_robust_list resumed>) = 0 [pid 5874] close(3 [pid 6523] chdir("./71" [pid 5874] <... close resumed>) = 0 [pid 6523] <... chdir resumed>) = 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 [pid 5874] rmdir("./71" [pid 6523] <... write resumed>) = 18 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 5874] <... rmdir resumed>) = 0 [pid 5874] mkdir("./72", 0777 [pid 6523] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5874] <... mkdir resumed>) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6523] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6523] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 157 ./strace-static-x86_64: Process 6524 attached [pid 6523] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6525 attached [pid 6525] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6524] set_robust_list(0x555593274760, 24 [pid 6523] <... clone3 resumed> => {parent_tid=[153]}, 88) = 153 [pid 6525] <... rseq resumed>) = 0 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6523] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6525] set_robust_list(0x7f10d89fa9a0, 24 [pid 6524] <... set_robust_list resumed>) = 0 [pid 6524] chdir("./72" [pid 6525] <... set_robust_list resumed>) = 0 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6524] <... chdir resumed>) = 0 [pid 6525] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6525] <... openat resumed>) = 3 [pid 6524] <... prctl resumed>) = 0 [pid 6524] setpgid(0, 0 [pid 6525] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6524] <... setpgid resumed>) = 0 [pid 6525] <... futex resumed>) = 1 [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] <... futex resumed>) = 0 [pid 6525] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6523] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6524] <... openat resumed>) = 3 [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] write(3, "1000", 4) = 4 executing program [pid 6524] close(3 [pid 6525] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6524] <... close resumed>) = 0 [pid 6524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6524] write(1, "executing program\n", 18) = 18 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6525] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6524] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[158]}, 88) = 158 [pid 6524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6524] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6526 attached [pid 6525] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6525] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] <... futex resumed>) = 0 [pid 6526] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6523] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = 1 [pid 6525] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6525] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6526] <... rseq resumed>) = 0 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] set_robust_list(0x7f10d89fa9a0, 24 [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] <... set_robust_list resumed>) = 0 [pid 6523] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = 1 [pid 6525] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6523] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6523] <... futex resumed>) = 0 [pid 6526] <... openat resumed>) = 3 [pid 6526] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6523] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6526] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6526] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6526] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] <... futex resumed>) = 0 [pid 6524] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6524] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6523] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6524] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6524] close(3) = 0 [pid 6524] close(4) = 0 [pid 6524] close(5) = -1 EBADF (Bad file descriptor) [pid 6524] close(6) = -1 EBADF (Bad file descriptor) [pid 6524] close(7) = -1 EBADF (Bad file descriptor) [pid 6524] close(8) = -1 EBADF (Bad file descriptor) [pid 6524] close(9) = -1 EBADF (Bad file descriptor) [pid 6524] close(10) = -1 EBADF (Bad file descriptor) [pid 6524] close(11) = -1 EBADF (Bad file descriptor) [pid 6524] close(12) = -1 EBADF (Bad file descriptor) [pid 6524] close(13) = -1 EBADF (Bad file descriptor) [pid 6524] close(14) = -1 EBADF (Bad file descriptor) [pid 6524] close(15) = -1 EBADF (Bad file descriptor) [pid 6524] close(16) = -1 EBADF (Bad file descriptor) [pid 6524] close(17) = -1 EBADF (Bad file descriptor) [pid 6524] close(18) = -1 EBADF (Bad file descriptor) [pid 6524] close(19) = -1 EBADF (Bad file descriptor) [pid 6524] close(20) = -1 EBADF (Bad file descriptor) [pid 6524] close(21) = -1 EBADF (Bad file descriptor) [pid 6524] close(22) = -1 EBADF (Bad file descriptor) [pid 6524] close(23) = -1 EBADF (Bad file descriptor) [pid 6524] close(24) = -1 EBADF (Bad file descriptor) [pid 6524] close(25) = -1 EBADF (Bad file descriptor) [pid 6524] close(26) = -1 EBADF (Bad file descriptor) [pid 6524] close(27) = -1 EBADF (Bad file descriptor) [pid 6524] close(28) = -1 EBADF (Bad file descriptor) [pid 6524] close(29) = -1 EBADF (Bad file descriptor) [pid 6524] exit_group(0) = ? [pid 6525] <... io_uring_enter resumed>) = 4096 [pid 6525] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] close(3 [pid 6525] <... futex resumed>) = 0 [pid 6526] <... io_uring_enter resumed>) = ? [pid 6525] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] <... close resumed>) = 0 [pid 6523] close(4) = 0 [pid 6523] close(5) = -1 EBADF (Bad file descriptor) [pid 6523] close(6) = -1 EBADF (Bad file descriptor) [pid 6523] close(7) = -1 EBADF (Bad file descriptor) [pid 6523] close(8) = -1 EBADF (Bad file descriptor) [pid 6523] close(9) = -1 EBADF (Bad file descriptor) [pid 6523] close(10) = -1 EBADF (Bad file descriptor) [pid 6523] close(11) = -1 EBADF (Bad file descriptor) [pid 6523] close(12) = -1 EBADF (Bad file descriptor) [pid 6523] close(13) = -1 EBADF (Bad file descriptor) [pid 6523] close(14) = -1 EBADF (Bad file descriptor) [pid 6523] close(15) = -1 EBADF (Bad file descriptor) [pid 6523] close(16) = -1 EBADF (Bad file descriptor) [pid 6523] close(17) = -1 EBADF (Bad file descriptor) [pid 6523] close(18) = -1 EBADF (Bad file descriptor) [pid 6523] close(19) = -1 EBADF (Bad file descriptor) [pid 6523] close(20) = -1 EBADF (Bad file descriptor) [pid 6523] close(21) = -1 EBADF (Bad file descriptor) [pid 6523] close(22) = -1 EBADF (Bad file descriptor) [pid 6523] close(23) = -1 EBADF (Bad file descriptor) [pid 6523] close(24) = -1 EBADF (Bad file descriptor) [pid 6523] close(25) = -1 EBADF (Bad file descriptor) [pid 6523] close(26) = -1 EBADF (Bad file descriptor) [pid 6523] close(27) = -1 EBADF (Bad file descriptor) [pid 6523] close(28) = -1 EBADF (Bad file descriptor) [pid 6523] close(29) = -1 EBADF (Bad file descriptor) [pid 6523] exit_group(0) = ? [pid 6525] <... futex resumed>) = ? [pid 6525] +++ exited with 0 +++ [pid 6523] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./71/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./71") = 0 [pid 5872] mkdir("./72", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6527 attached , child_tidptr=0x555593274750) = 154 [pid 6527] set_robust_list(0x555593274760, 24 [pid 6526] +++ exited with 0 +++ [pid 6524] +++ exited with 0 +++ [pid 6527] <... set_robust_list resumed>) = 0 [pid 6527] chdir("./72") = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=157, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6527] <... prctl resumed>) = 0 [pid 6527] setpgid(0, 0) = 0 [pid 5874] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] <... openat resumed>) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./72/binderfs", [pid 6527] <... openat resumed>) = 3 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6527] write(3, "1000", 4 [pid 5874] unlink("./72/binderfs" [pid 6527] <... write resumed>) = 4 [pid 5874] <... unlink resumed>) = 0 [pid 6527] close(3 [pid 5874] getdents64(3, [pid 6527] <... close resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./72") = 0 [pid 5874] mkdir("./73", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6528 attached [pid 6528] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 159 [pid 6528] <... set_robust_list resumed>) = 0 [pid 6528] chdir("./73") = 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 6527] symlink("/dev/binderfs", "./binderfs" [pid 6528] write(1, "executing program\n", 18 [pid 6527] <... symlink resumed>) = 0 executing program [pid 6528] <... write resumed>) = 18 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] write(1, "executing program\n", 18 [pid 6528] <... futex resumed>) = 0 [pid 6528] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6528] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 6527] <... write resumed>) = 18 [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6529 attached [pid 6527] <... mmap resumed>) = 0x7f10d89da000 [pid 6528] <... clone3 resumed> => {parent_tid=[160]}, 88) = 160 [pid 6528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6528] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6529] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6527] <... mprotect resumed>) = 0 [pid 6529] <... rseq resumed>) = 0 [pid 6529] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6529] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6529] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6528] <... futex resumed>) = 0 [pid 6528] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6529] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6529] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6529] <... mmap resumed>) = 0x7f10d8975000 [pid 6529] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6529] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... futex resumed>) = 0 [pid 6528] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6529] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = 1 [pid 6529] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6530 attached => {parent_tid=[155]}, 88) = 155 [pid 6530] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6530] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6530] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6527] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 1 [pid 6530] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] <... openat resumed>) = 3 [pid 6530] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6530] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6527] <... futex resumed>) = 0 [pid 6528] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6527] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = 0 [pid 6528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6527] <... futex resumed>) = 1 [pid 6530] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6530] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6530] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6530] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 1 [pid 6527] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... futex resumed>) = 0 [pid 6530] <... futex resumed>) = 0 [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6527] <... futex resumed>) = 0 [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6530] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6527] <... futex resumed>) = 0 [pid 6530] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6527] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6528] close(3) = 0 [pid 6528] close(4) = 0 [pid 6528] close(5) = -1 EBADF (Bad file descriptor) [pid 6528] close(6) = -1 EBADF (Bad file descriptor) [pid 6528] close(7) = -1 EBADF (Bad file descriptor) [pid 6528] close(8) = -1 EBADF (Bad file descriptor) [pid 6528] close(9) = -1 EBADF (Bad file descriptor) [pid 6528] close(10) = -1 EBADF (Bad file descriptor) [pid 6528] close(11) = -1 EBADF (Bad file descriptor) [pid 6528] close(12) = -1 EBADF (Bad file descriptor) [pid 6528] close(13) = -1 EBADF (Bad file descriptor) [pid 6528] close(14) = -1 EBADF (Bad file descriptor) [pid 6528] close(15) = -1 EBADF (Bad file descriptor) [pid 6528] close(16) = -1 EBADF (Bad file descriptor) [pid 6528] close(17 [pid 6529] <... io_uring_enter resumed>) = 4096 [pid 6528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6528] close(18) = -1 EBADF (Bad file descriptor) [pid 6528] close(19) = -1 EBADF (Bad file descriptor) [pid 6528] close(20) = -1 EBADF (Bad file descriptor) [pid 6528] close(21) = -1 EBADF (Bad file descriptor) [pid 6528] close(22) = -1 EBADF (Bad file descriptor) [pid 6528] close(23) = -1 EBADF (Bad file descriptor) [pid 6528] close(24 [pid 6529] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6528] close(25) = -1 EBADF (Bad file descriptor) [pid 6528] close(26) = -1 EBADF (Bad file descriptor) [pid 6528] close(27) = -1 EBADF (Bad file descriptor) [pid 6528] close(28) = -1 EBADF (Bad file descriptor) [pid 6529] <... futex resumed>) = 0 [pid 6528] close(29 [pid 6529] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6528] exit_group(0 [pid 6529] <... futex resumed>) = ? [pid 6528] <... exit_group resumed>) = ? [pid 6529] +++ exited with 0 +++ [pid 6528] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./73/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./73") = 0 [pid 5874] mkdir("./74", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 161 ./strace-static-x86_64: Process 6531 attached [pid 6531] set_robust_list(0x555593274760, 24) = 0 [pid 6531] chdir("./74") = 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 [pid 6530] <... io_uring_enter resumed>) = 4096 [pid 6530] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] close(3 [pid 6531] write(1, "executing program\n", 18 [pid 6530] <... futex resumed>) = 0 [pid 6527] <... close resumed>) = 0 [pid 6527] close(4) = 0 executing program [pid 6527] close(5) = -1 EBADF (Bad file descriptor) [pid 6527] close(6) = -1 EBADF (Bad file descriptor) [pid 6527] close(7) = -1 EBADF (Bad file descriptor) [pid 6530] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6527] close(8) = -1 EBADF (Bad file descriptor) [pid 6527] close(9) = -1 EBADF (Bad file descriptor) [pid 6527] close(10) = -1 EBADF (Bad file descriptor) [pid 6527] close(11) = -1 EBADF (Bad file descriptor) [pid 6527] close(12) = -1 EBADF (Bad file descriptor) [pid 6527] close(13) = -1 EBADF (Bad file descriptor) [pid 6527] close(14) = -1 EBADF (Bad file descriptor) [pid 6527] close(15) = -1 EBADF (Bad file descriptor) [pid 6527] close(16) = -1 EBADF (Bad file descriptor) [pid 6527] close(17) = -1 EBADF (Bad file descriptor) [pid 6527] close(18) = -1 EBADF (Bad file descriptor) [pid 6531] <... write resumed>) = 18 [pid 6527] close(19 [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6531] <... futex resumed>) = 0 [pid 6527] close(20 [pid 6531] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6527] close(21) = -1 EBADF (Bad file descriptor) [pid 6527] close(22) = -1 EBADF (Bad file descriptor) [pid 6527] close(23) = -1 EBADF (Bad file descriptor) [pid 6527] close(24) = -1 EBADF (Bad file descriptor) [pid 6527] close(25) = -1 EBADF (Bad file descriptor) [pid 6527] close(26) = -1 EBADF (Bad file descriptor) [pid 6527] close(27) = -1 EBADF (Bad file descriptor) [pid 6527] close(28) = -1 EBADF (Bad file descriptor) [pid 6527] close(29) = -1 EBADF (Bad file descriptor) [pid 6527] exit_group(0 [pid 6530] <... futex resumed>) = ? [pid 6527] <... exit_group resumed>) = ? [pid 6530] +++ exited with 0 +++ [pid 6527] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=154, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6531] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6531] <... mmap resumed>) = 0x7f10d89da000 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6531] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5872] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6531] <... mprotect resumed>) = 0 [pid 5872] <... openat resumed>) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./72/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3 [pid 6531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... close resumed>) = 0 [pid 6531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] rmdir("./72" [pid 6531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] <... rmdir resumed>) = 0 [pid 5872] mkdir("./73", 0777 [pid 6531] <... clone3 resumed> => {parent_tid=[162]}, 88) = 162 [pid 5872] <... mkdir resumed>) = 0 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 156 ./strace-static-x86_64: Process 6532 attached [pid 6531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6531] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6533 attached ) = 0 [pid 6532] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] set_robust_list(0x555593274760, 24 [pid 6532] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6532] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6533] <... set_robust_list resumed>) = 0 [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] chdir("./73" [pid 6532] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6533] <... chdir resumed>) = 0 [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6532] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6533] <... prctl resumed>) = 0 [pid 6532] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6533] setpgid(0, 0 [pid 6532] <... mmap resumed>) = 0x7f10d89b5000 [pid 6533] <... setpgid resumed>) = 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 6532] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6533] symlink("/dev/binderfs", "./binderfs" [pid 6532] <... mmap resumed>) = 0x7f10d8975000 [pid 6532] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6532] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] <... futex resumed>) = 0 [pid 6531] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 1 [pid 6532] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6532] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6531] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = 1 [pid 6532] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... futex resumed>) = 0 [pid 6531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6532] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6531] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] <... symlink resumed>) = 0 [pid 6531] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] write(1, "executing program\n", 18executing program ) = 18 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6533] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6534 attached => {parent_tid=[157]}, 88) = 157 [pid 6534] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6533] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... rseq resumed>) = 0 [pid 6534] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6534] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6534] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6533] <... futex resumed>) = 0 [pid 6533] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6534] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6534] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6534] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6533] <... futex resumed>) = 0 [pid 6534] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... futex resumed>) = 0 [pid 6534] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... futex resumed>) = 0 [pid 6533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6534] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... futex resumed>) = 0 [pid 6534] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... futex resumed>) = 0 [pid 6533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6534] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6533] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6533] <... futex resumed>) = 0 [pid 6534] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6533] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6531] close(3) = 0 [pid 6531] close(4) = 0 [pid 6531] close(5) = -1 EBADF (Bad file descriptor) [pid 6531] close(6) = -1 EBADF (Bad file descriptor) [pid 6531] close(7) = -1 EBADF (Bad file descriptor) [pid 6531] close(8) = -1 EBADF (Bad file descriptor) [pid 6531] close(9) = -1 EBADF (Bad file descriptor) [pid 6531] close(10) = -1 EBADF (Bad file descriptor) [pid 6531] close(11) = -1 EBADF (Bad file descriptor) [pid 6531] close(12) = -1 EBADF (Bad file descriptor) [pid 6531] close(13) = -1 EBADF (Bad file descriptor) [pid 6531] close(14) = -1 EBADF (Bad file descriptor) [pid 6531] close(15) = -1 EBADF (Bad file descriptor) [pid 6531] close(16) = -1 EBADF (Bad file descriptor) [pid 6531] close(17) = -1 EBADF (Bad file descriptor) [pid 6531] close(18) = -1 EBADF (Bad file descriptor) [pid 6531] close(19) = -1 EBADF (Bad file descriptor) [pid 6531] close(20) = -1 EBADF (Bad file descriptor) [pid 6531] close(21) = -1 EBADF (Bad file descriptor) [pid 6531] close(22) = -1 EBADF (Bad file descriptor) [pid 6531] close(23) = -1 EBADF (Bad file descriptor) [pid 6531] close(24) = -1 EBADF (Bad file descriptor) [pid 6531] close(25) = -1 EBADF (Bad file descriptor) [pid 6531] close(26) = -1 EBADF (Bad file descriptor) [pid 6531] close(27) = -1 EBADF (Bad file descriptor) [pid 6531] close(28) = -1 EBADF (Bad file descriptor) [pid 6531] close(29) = -1 EBADF (Bad file descriptor) [pid 6531] exit_group(0) = ? [pid 6532] <... io_uring_enter resumed>) = ? [pid 6532] +++ exited with 0 +++ [pid 6531] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./74/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./74") = 0 [pid 5874] mkdir("./75", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 163 ./strace-static-x86_64: Process 6536 attached [pid 6536] set_robust_list(0x555593274760, 24) = 0 [pid 6536] chdir("./75") = 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 [pid 6534] <... io_uring_enter resumed>) = 4096 [pid 6536] <... openat resumed>) = 3 [pid 6534] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] write(3, "1000", 4 [pid 6534] <... futex resumed>) = 0 [pid 6536] <... write resumed>) = 4 [pid 6534] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] close(3 [pid 6533] close(3 [pid 6536] <... close resumed>) = 0 [pid 6533] <... close resumed>) = 0 [pid 6536] symlink("/dev/binderfs", "./binderfs" [pid 6533] close(4) = 0 [pid 6533] close(5) = -1 EBADF (Bad file descriptor) [pid 6533] close(6executing program ) = -1 EBADF (Bad file descriptor) [pid 6533] close(7) = -1 EBADF (Bad file descriptor) [pid 6536] <... symlink resumed>) = 0 [pid 6533] close(8 [pid 6536] write(1, "executing program\n", 18 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] <... write resumed>) = 18 [pid 6533] close(9) = -1 EBADF (Bad file descriptor) [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] close(10 [pid 6536] <... futex resumed>) = 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6533] close(11 [pid 6536] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6533] close(12 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6533] close(13) = -1 EBADF (Bad file descriptor) [pid 6536] <... mmap resumed>) = 0x7f10d89da000 [pid 6533] close(14 [pid 6536] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6533] close(15 [pid 6536] <... mprotect resumed>) = 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6533] close(16) = -1 EBADF (Bad file descriptor) [pid 6536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6533] close(17 [pid 6536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6533] close(18) = -1 EBADF (Bad file descriptor) [pid 6533] close(19./strace-static-x86_64: Process 6537 attached ) = -1 EBADF (Bad file descriptor) [pid 6537] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6536] <... clone3 resumed> => {parent_tid=[164]}, 88) = 164 [pid 6533] close(20 [pid 6537] <... rseq resumed>) = 0 [pid 6536] rt_sigprocmask(SIG_SETMASK, [], [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] set_robust_list(0x7f10d89fa9a0, 24 [pid 6536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] close(21 [pid 6537] <... set_robust_list resumed>) = 0 [pid 6536] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] rt_sigprocmask(SIG_SETMASK, [], [pid 6536] <... futex resumed>) = 0 [pid 6533] close(22 [pid 6537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] close(23) = -1 EBADF (Bad file descriptor) [pid 6537] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6533] close(24) = -1 EBADF (Bad file descriptor) [pid 6537] <... openat resumed>) = 3 [pid 6533] close(25 [pid 6537] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] <... futex resumed>) = 1 [pid 6536] <... futex resumed>) = 0 [pid 6533] close(26 [pid 6537] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] <... futex resumed>) = 0 [pid 6533] close(27 [pid 6537] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6537] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6533] close(28) = -1 EBADF (Bad file descriptor) [pid 6533] close(29 [pid 6537] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6533] exit_group(0 [pid 6534] <... futex resumed>) = ? [pid 6533] <... exit_group resumed>) = ? [pid 6534] +++ exited with 0 +++ [pid 6533] +++ exited with 0 +++ [pid 6537] <... mmap resumed>) = 0x7f10d89b5000 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6537] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6537] <... mmap resumed>) = 0x7f10d8975000 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./73/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./73") = 0 [pid 5872] mkdir("./74", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6537] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 158 [pid 6537] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6538 attached [pid 6537] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... futex resumed>) = 0 [pid 6538] set_robust_list(0x555593274760, 24 [pid 6536] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6537] <... futex resumed>) = 0 [pid 6536] <... futex resumed>) = 1 [pid 6537] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... futex resumed>) = 0 [pid 6538] <... set_robust_list resumed>) = 0 [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6536] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] chdir("./74" [pid 6537] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6536] <... futex resumed>) = 0 [pid 6538] <... chdir resumed>) = 0 [pid 6537] <... futex resumed>) = 0 [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... prctl resumed>) = 0 [pid 6536] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] setpgid(0, 0 [pid 6537] <... futex resumed>) = 0 [pid 6536] <... futex resumed>) = 1 [pid 6537] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6536] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... setpgid resumed>) = 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 executing program [pid 6538] write(1, "executing program\n", 18) = 18 [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6538] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6539 attached => {parent_tid=[159]}, 88) = 159 [pid 6539] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6539] <... rseq resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6539] set_robust_list(0x7f10d89fa9a0, 24 [pid 6538] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... set_robust_list resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6539] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6536] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6539] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6539] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6539] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6538] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6539] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6539] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6539] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6538] <... futex resumed>) = 0 [pid 6539] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = 0 [pid 6539] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6539] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... futex resumed>) = 0 [pid 6539] <... futex resumed>) = 0 [pid 6539] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6539] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = 1 [pid 6539] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6538] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6537] <... io_uring_enter resumed>) = 4096 [pid 6538] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6536] close(3) = 0 [pid 6536] close(4) = 0 [pid 6536] close(5) = -1 EBADF (Bad file descriptor) [pid 6536] close(6) = -1 EBADF (Bad file descriptor) [pid 6536] close(7) = -1 EBADF (Bad file descriptor) [pid 6536] close(8) = -1 EBADF (Bad file descriptor) [pid 6536] close(9) = -1 EBADF (Bad file descriptor) [pid 6536] close(10) = -1 EBADF (Bad file descriptor) [pid 6536] close(11) = -1 EBADF (Bad file descriptor) [pid 6536] close(12) = -1 EBADF (Bad file descriptor) [pid 6536] close(13) = -1 EBADF (Bad file descriptor) [pid 6536] close(14) = -1 EBADF (Bad file descriptor) [pid 6536] close(15) = -1 EBADF (Bad file descriptor) [pid 6536] close(16) = -1 EBADF (Bad file descriptor) [pid 6536] close(17) = -1 EBADF (Bad file descriptor) [pid 6536] close(18) = -1 EBADF (Bad file descriptor) [pid 6536] close(19) = -1 EBADF (Bad file descriptor) [pid 6536] close(20) = -1 EBADF (Bad file descriptor) [pid 6536] close(21) = -1 EBADF (Bad file descriptor) [pid 6536] close(22) = -1 EBADF (Bad file descriptor) [pid 6536] close(23) = -1 EBADF (Bad file descriptor) [pid 6536] close(24) = -1 EBADF (Bad file descriptor) [pid 6536] close(25) = -1 EBADF (Bad file descriptor) [pid 6536] close(26) = -1 EBADF (Bad file descriptor) [pid 6536] close(27) = -1 EBADF (Bad file descriptor) [pid 6536] close(28) = -1 EBADF (Bad file descriptor) [pid 6536] close(29) = -1 EBADF (Bad file descriptor) [pid 6536] exit_group(0) = ? [pid 6537] +++ exited with 0 +++ [pid 6536] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=163, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5874] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./75/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./75") = 0 [pid 5874] mkdir("./76", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6540 attached [pid 6540] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 165 [pid 6540] <... set_robust_list resumed>) = 0 [pid 6540] chdir("./76") = 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 executing program [pid 6540] write(3, "1000", 4) = 4 [pid 6540] close(3) = 0 [pid 6540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6540] write(1, "executing program\n", 18) = 18 [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6540] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[166]}, 88) = 166 [pid 6540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6540] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6541 attached [pid 6541] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6541] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6541] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6541] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6540] <... futex resumed>) = 0 [pid 6540] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6541] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6541] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6541] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6540] <... futex resumed>) = 0 [pid 6540] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] <... futex resumed>) = 0 [pid 6540] <... futex resumed>) = 1 [pid 6541] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6541] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6540] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6539] <... io_uring_enter resumed>) = 4096 [pid 6539] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] close(3 [pid 6539] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6538] <... close resumed>) = 0 [pid 6538] close(4) = 0 [pid 6538] close(5) = -1 EBADF (Bad file descriptor) [pid 6538] close(6) = -1 EBADF (Bad file descriptor) [pid 6538] close(7) = -1 EBADF (Bad file descriptor) [pid 6538] close(8) = -1 EBADF (Bad file descriptor) [pid 6538] close(9) = -1 EBADF (Bad file descriptor) [pid 6538] close(10 [pid 6540] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6540] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6538] close(11) = -1 EBADF (Bad file descriptor) [pid 6538] close(12) = -1 EBADF (Bad file descriptor) [pid 6538] close(13) = -1 EBADF (Bad file descriptor) [pid 6538] close(14) = -1 EBADF (Bad file descriptor) [pid 6538] close(15) = -1 EBADF (Bad file descriptor) [pid 6538] close(16) = -1 EBADF (Bad file descriptor) [pid 6538] close(17) = -1 EBADF (Bad file descriptor) [pid 6538] close(18) = -1 EBADF (Bad file descriptor) [pid 6538] close(19) = -1 EBADF (Bad file descriptor) [pid 6538] close(20) = -1 EBADF (Bad file descriptor) [pid 6538] close(21) = -1 EBADF (Bad file descriptor) [pid 6538] close(22) = -1 EBADF (Bad file descriptor) [pid 6538] close(23) = -1 EBADF (Bad file descriptor) [pid 6538] close(24) = -1 EBADF (Bad file descriptor) [pid 6538] close(25) = -1 EBADF (Bad file descriptor) [pid 6538] close(26) = -1 EBADF (Bad file descriptor) [pid 6538] close(27) = -1 EBADF (Bad file descriptor) [pid 6538] close(28executing program ) = -1 EBADF (Bad file descriptor) [pid 6538] close(29) = -1 EBADF (Bad file descriptor) [pid 6538] exit_group(0) = ? [pid 6539] <... futex resumed>) = ? [pid 6539] +++ exited with 0 +++ [pid 6538] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./74/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./74") = 0 [pid 5872] mkdir("./75", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 160 ./strace-static-x86_64: Process 6542 attached [pid 6542] set_robust_list(0x555593274760, 24) = 0 [pid 6542] chdir("./75") = 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 [pid 6542] write(1, "executing program\n", 18) = 18 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6542] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6543 attached [pid 6543] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6543] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6543] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] <... clone3 resumed> => {parent_tid=[161]}, 88) = 161 [pid 6542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6542] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = 1 [pid 6543] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... openat resumed>) = 3 [pid 6543] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6542] <... futex resumed>) = 0 [pid 6543] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6542] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6542] <... futex resumed>) = 0 [pid 6543] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... mmap resumed>) = 0x7f10d89b5000 [pid 6543] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6543] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6542] <... futex resumed>) = 0 [pid 6543] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 6543] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6542] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = 1 [pid 6543] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6543] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6542] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... io_uring_enter resumed>) = 4096 [pid 6540] close(3) = 0 [pid 6540] close(4 [pid 6542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] <... close resumed>) = 0 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6540] close(5) = -1 EBADF (Bad file descriptor) [pid 6542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] close(6 [pid 6542] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6540] close(7 [pid 6542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6540] close(8) = -1 EBADF (Bad file descriptor) [pid 6540] close(9) = -1 EBADF (Bad file descriptor) [pid 6540] close(10) = -1 EBADF (Bad file descriptor) [pid 6541] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6540] close(11 [pid 6541] <... futex resumed>) = 0 [pid 6540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6541] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6540] close(12) = -1 EBADF (Bad file descriptor) [pid 6540] close(13) = -1 EBADF (Bad file descriptor) [pid 6540] close(14) = -1 EBADF (Bad file descriptor) [pid 6540] close(15) = -1 EBADF (Bad file descriptor) [pid 6540] close(16) = -1 EBADF (Bad file descriptor) [pid 6540] close(17) = -1 EBADF (Bad file descriptor) [pid 6540] close(18) = -1 EBADF (Bad file descriptor) [pid 6540] close(19) = -1 EBADF (Bad file descriptor) [pid 6540] close(20) = -1 EBADF (Bad file descriptor) [pid 6540] close(21) = -1 EBADF (Bad file descriptor) [pid 6540] close(22) = -1 EBADF (Bad file descriptor) [pid 6540] close(23) = -1 EBADF (Bad file descriptor) [pid 6540] close(24) = -1 EBADF (Bad file descriptor) [pid 6540] close(25) = -1 EBADF (Bad file descriptor) [pid 6540] close(26) = -1 EBADF (Bad file descriptor) [pid 6540] close(27) = -1 EBADF (Bad file descriptor) [pid 6540] close(28) = -1 EBADF (Bad file descriptor) [pid 6540] close(29) = -1 EBADF (Bad file descriptor) [pid 6540] exit_group(0 [pid 6541] <... futex resumed>) = ? [pid 6540] <... exit_group resumed>) = ? [pid 6541] +++ exited with 0 +++ [pid 6540] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./76/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./76") = 0 [pid 5874] mkdir("./77", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 167 ./strace-static-x86_64: Process 6544 attached [pid 6544] set_robust_list(0x555593274760, 24) = 0 [pid 6544] chdir("./77") = 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 executing program [pid 6544] close(3) = 0 [pid 6544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6544] write(1, "executing program\n", 18) = 18 [pid 6544] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6544] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6544] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6545 attached => {parent_tid=[168]}, 88) = 168 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6544] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6544] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] <... rseq resumed>) = 0 [pid 6545] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6545] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6544] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6544] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6544] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6544] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6545] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6545] <... futex resumed>) = 0 [pid 6545] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... clone3 resumed> => {parent_tid=[169]}, 88) = 169 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6546 attached NULL, 8) = 0 [pid 6546] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6544] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... rseq resumed>) = 0 [pid 6544] <... futex resumed>) = 0 [pid 6546] set_robust_list(0x7f10d89d99a0, 24 [pid 6544] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] <... set_robust_list resumed>) = 0 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6546] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6546] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d8994000 [pid 6546] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6546] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6544] <... futex resumed>) = 0 [pid 6544] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6545] <... futex resumed>) = 0 [pid 6545] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] <... futex resumed>) = 0 [pid 6546] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6544] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6544] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6545] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6544] <... futex resumed>) = 0 [pid 6544] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6544] <... futex resumed>) = 0 [pid 6544] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... io_uring_enter resumed>) = 4096 [pid 6543] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] close(3) = 0 [pid 6543] <... futex resumed>) = 0 [pid 6542] close(4) = 0 [pid 6543] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] close(5) = -1 EBADF (Bad file descriptor) [pid 6542] close(6) = -1 EBADF (Bad file descriptor) [pid 6542] close(7) = -1 EBADF (Bad file descriptor) [pid 6542] close(8) = -1 EBADF (Bad file descriptor) [pid 6542] close(9 [pid 6544] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6542] close(10) = -1 EBADF (Bad file descriptor) [pid 6542] close(11) = -1 EBADF (Bad file descriptor) [pid 6542] close(12) = -1 EBADF (Bad file descriptor) [pid 6542] close(13) = -1 EBADF (Bad file descriptor) [pid 6542] close(14) = -1 EBADF (Bad file descriptor) [pid 6542] close(15) = -1 EBADF (Bad file descriptor) [pid 6542] close(16) = -1 EBADF (Bad file descriptor) [pid 6542] close(17) = -1 EBADF (Bad file descriptor) [pid 6542] close(18) = -1 EBADF (Bad file descriptor) [pid 6542] close(19) = -1 EBADF (Bad file descriptor) [pid 6542] close(20) = -1 EBADF (Bad file descriptor) [pid 6542] close(21) = -1 EBADF (Bad file descriptor) [pid 6542] close(22) = -1 EBADF (Bad file descriptor) [pid 6542] close(23) = -1 EBADF (Bad file descriptor) [pid 6542] close(24) = -1 EBADF (Bad file descriptor) [pid 6542] close(25) = -1 EBADF (Bad file descriptor) [pid 6542] close(26) = -1 EBADF (Bad file descriptor) [pid 6542] close(27) = -1 EBADF (Bad file descriptor) [pid 6542] close(28) = -1 EBADF (Bad file descriptor) [pid 6542] close(29) = -1 EBADF (Bad file descriptor) [pid 6542] exit_group(0) = ? [pid 6543] <... futex resumed>) = ? [pid 6543] +++ exited with 0 +++ [pid 6542] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=160, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./75/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./75") = 0 [pid 5872] mkdir("./76", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 162 ./strace-static-x86_64: Process 6547 attached [pid 6547] set_robust_list(0x555593274760, 24) = 0 [pid 6547] chdir("./76") = 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 [pid 6545] <... io_uring_enter resumed>) = 4096 [pid 6547] <... openat resumed>) = 3 [pid 6545] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6547] write(3, "1000", 4 [pid 6545] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] <... write resumed>) = 4 [pid 6544] close(3) = 0 [pid 6547] close(3) = 0 [pid 6544] close(4 [pid 6547] symlink("/dev/binderfs", "./binderfs" [pid 6544] <... close resumed>) = 0 [pid 6547] <... symlink resumed>) = 0 [pid 6544] close(5) = -1 EBADF (Bad file descriptor) [pid 6544] close(6executing program ) = -1 EBADF (Bad file descriptor) [pid 6547] write(1, "executing program\n", 18 [pid 6544] close(7 [pid 6547] <... write resumed>) = 18 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6544] close(8 [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6544] close(9) = -1 EBADF (Bad file descriptor) [pid 6544] close(10) = -1 EBADF (Bad file descriptor) [pid 6544] close(11) = -1 EBADF (Bad file descriptor) [pid 6547] <... futex resumed>) = 0 [pid 6544] close(12 [pid 6547] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6544] close(13 [pid 6547] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6544] close(14 [pid 6547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] <... mmap resumed>) = 0x7f10d89da000 [pid 6544] close(15 [pid 6547] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] <... mprotect resumed>) = 0 [pid 6544] close(16) = -1 EBADF (Bad file descriptor) [pid 6547] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6544] close(17 [pid 6547] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6544] close(18./strace-static-x86_64: Process 6548 attached ) = -1 EBADF (Bad file descriptor) [pid 6544] close(19 [pid 6547] <... clone3 resumed> => {parent_tid=[163]}, 88) = 163 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] rt_sigprocmask(SIG_SETMASK, [], [pid 6544] close(20 [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] close(21 [pid 6547] <... futex resumed>) = 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] close(22 [pid 6548] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6544] close(23) = -1 EBADF (Bad file descriptor) [pid 6544] close(24) = -1 EBADF (Bad file descriptor) [pid 6548] <... rseq resumed>) = 0 [pid 6548] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6548] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6548] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6544] close(25 [pid 6547] <... futex resumed>) = 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] close(26 [pid 6547] <... futex resumed>) = 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6544] close(27 [pid 6548] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6548] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6544] close(28 [pid 6548] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6548] <... mmap resumed>) = 0x7f10d89b5000 [pid 6544] close(29 [pid 6548] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6548] <... mmap resumed>) = 0x7f10d8975000 [pid 6544] exit_group(0 [pid 6546] <... futex resumed>) = ? [pid 6545] <... futex resumed>) = ? [pid 6544] <... exit_group resumed>) = ? [pid 6548] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6545] +++ exited with 0 +++ [pid 6548] <... futex resumed>) = 1 [pid 6547] <... futex resumed>) = 0 [pid 6546] +++ exited with 0 +++ [pid 6544] +++ exited with 0 +++ [pid 6548] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] <... futex resumed>) = 0 [pid 6548] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6548] <... futex resumed>) = 0 [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6548] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6547] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6547] <... futex resumed>) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6548] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... openat resumed>) = 3 [pid 6548] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6547] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] newfstatat(3, "", [pid 6547] <... futex resumed>) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6547] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./77/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3 [pid 6547] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... close resumed>) = 0 [pid 5874] rmdir("./77") = 0 [pid 5874] mkdir("./78", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 170 ./strace-static-x86_64: Process 6549 attached [pid 6549] set_robust_list(0x555593274760, 24) = 0 [pid 6549] chdir("./78") = 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 [pid 6549] write(1, "executing program\n", 18executing program ) = 18 [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6549] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6549] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6550 attached [pid 6550] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6550] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6550] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] <... clone3 resumed> => {parent_tid=[171]}, 88) = 171 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6548] <... io_uring_enter resumed>) = 4096 [pid 6549] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 0 [pid 6549] <... futex resumed>) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6550] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6548] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] <... openat resumed>) = 3 [pid 6550] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] close(3 [pid 6550] <... futex resumed>) = 0 [pid 6550] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] <... close resumed>) = 0 [pid 6550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6549] <... futex resumed>) = 0 [pid 6547] close(4 [pid 6550] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... close resumed>) = 0 [pid 6547] close(5) = -1 EBADF (Bad file descriptor) [pid 6547] close(6) = -1 EBADF (Bad file descriptor) [pid 6550] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6547] close(7) = -1 EBADF (Bad file descriptor) [pid 6547] close(8) = -1 EBADF (Bad file descriptor) [pid 6550] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6547] close(9) = -1 EBADF (Bad file descriptor) [pid 6547] close(10) = -1 EBADF (Bad file descriptor) [pid 6550] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6547] close(11) = -1 EBADF (Bad file descriptor) [pid 6547] close(12 [pid 6550] <... mmap resumed>) = 0x7f10d8975000 [pid 6550] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6550] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] <... futex resumed>) = 0 [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6549] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 0 [pid 6549] <... futex resumed>) = 1 [pid 6547] close(13 [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6550] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] close(14 [pid 6549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6549] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] close(15 [pid 6549] <... futex resumed>) = 0 [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] <... futex resumed>) = 0 [pid 6547] close(16 [pid 6550] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6550] <... futex resumed>) = 0 [pid 6549] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] close(17 [pid 6550] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6549] <... futex resumed>) = 0 [pid 6547] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6549] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] close(18) = -1 EBADF (Bad file descriptor) [pid 6547] close(19) = -1 EBADF (Bad file descriptor) [pid 6547] close(20) = -1 EBADF (Bad file descriptor) [pid 6547] close(21) = -1 EBADF (Bad file descriptor) [pid 6547] close(22) = -1 EBADF (Bad file descriptor) [pid 6547] close(23) = -1 EBADF (Bad file descriptor) [pid 6547] close(24) = -1 EBADF (Bad file descriptor) [pid 6547] close(25) = -1 EBADF (Bad file descriptor) [pid 6547] close(26) = -1 EBADF (Bad file descriptor) [pid 6547] close(27) = -1 EBADF (Bad file descriptor) [pid 6547] close(28) = -1 EBADF (Bad file descriptor) [pid 6547] close(29) = -1 EBADF (Bad file descriptor) [pid 6547] exit_group(0) = ? [pid 6548] <... futex resumed>) = ? [pid 6548] +++ exited with 0 +++ [pid 6547] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./76/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./76") = 0 [pid 5872] mkdir("./77", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 164 ./strace-static-x86_64: Process 6551 attached [pid 6551] set_robust_list(0x555593274760, 24) = 0 [pid 6551] chdir("./77") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6551] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[165]}, 88) = 165 [pid 6551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6551] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6552 attached [pid 6552] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6552] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6552] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6552] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6552] <... futex resumed>) = 0 [pid 6552] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6552] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6552] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6552] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6552] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6551] <... futex resumed>) = 0 [pid 6551] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6552] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] <... futex resumed>) = 0 [pid 6551] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6551] <... futex resumed>) = 0 [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6551] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6550] <... io_uring_enter resumed>) = 4096 [pid 6550] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6550] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6549] close(3) = 0 [pid 6549] close(4) = 0 [pid 6549] close(5) = -1 EBADF (Bad file descriptor) [pid 6549] close(6) = -1 EBADF (Bad file descriptor) [pid 6549] close(7) = -1 EBADF (Bad file descriptor) [pid 6549] close(8) = -1 EBADF (Bad file descriptor) [pid 6549] close(9) = -1 EBADF (Bad file descriptor) [pid 6549] close(10) = -1 EBADF (Bad file descriptor) [pid 6549] close(11) = -1 EBADF (Bad file descriptor) [pid 6549] close(12) = -1 EBADF (Bad file descriptor) [pid 6549] close(13) = -1 EBADF (Bad file descriptor) [pid 6549] close(14) = -1 EBADF (Bad file descriptor) [pid 6549] close(15) = -1 EBADF (Bad file descriptor) [pid 6549] close(16) = -1 EBADF (Bad file descriptor) [pid 6549] close(17) = -1 EBADF (Bad file descriptor) [pid 6549] close(18) = -1 EBADF (Bad file descriptor) [pid 6549] close(19) = -1 EBADF (Bad file descriptor) [pid 6549] close(20) = -1 EBADF (Bad file descriptor) [pid 6549] close(21) = -1 EBADF (Bad file descriptor) [pid 6549] close(22) = -1 EBADF (Bad file descriptor) [pid 6549] close(23) = -1 EBADF (Bad file descriptor) [pid 6549] close(24) = -1 EBADF (Bad file descriptor) [pid 6549] close(25) = -1 EBADF (Bad file descriptor) [pid 6549] close(26) = -1 EBADF (Bad file descriptor) [pid 6549] close(27) = -1 EBADF (Bad file descriptor) [pid 6549] close(28) = -1 EBADF (Bad file descriptor) [pid 6549] close(29) = -1 EBADF (Bad file descriptor) [pid 6549] exit_group(0) = ? [pid 6550] <... futex resumed>) = ? [pid 6550] +++ exited with 0 +++ [pid 6549] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./78/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./78") = 0 [pid 5874] mkdir("./79", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6553 attached , child_tidptr=0x555593274750) = 172 [pid 6553] set_robust_list(0x555593274760, 24executing program ) = 0 [pid 6553] chdir("./79") = 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 [pid 6553] write(1, "executing program\n", 18) = 18 [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6553] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6553] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6553] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6552] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6554 attached [pid 6554] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6553] <... clone3 resumed> => {parent_tid=[173]}, 88) = 173 [pid 6554] <... rseq resumed>) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] set_robust_list(0x7f10d89fa9a0, 24 [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6554] <... set_robust_list resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6553] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] <... futex resumed>) = 0 [pid 6554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6554] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6551] close(3) = 0 [pid 6554] <... openat resumed>) = 3 [pid 6551] close(4 [pid 6554] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6551] <... close resumed>) = 0 [pid 6554] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] <... futex resumed>) = 0 [pid 6554] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] close(5) = -1 EBADF (Bad file descriptor) [pid 6551] close(6 [pid 6554] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6551] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6551] close(7 [pid 6554] <... mmap resumed>) = 0x7f10d89b5000 [pid 6551] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6551] close(8) = -1 EBADF (Bad file descriptor) [pid 6551] close(9) = -1 EBADF (Bad file descriptor) [pid 6554] <... mmap resumed>) = 0x7f10d8975000 [pid 6551] close(10) = -1 EBADF (Bad file descriptor) [pid 6551] close(11) = -1 EBADF (Bad file descriptor) [pid 6551] close(12) = -1 EBADF (Bad file descriptor) [pid 6551] close(13) = -1 EBADF (Bad file descriptor) [pid 6551] close(14) = -1 EBADF (Bad file descriptor) [pid 6551] close(15) = -1 EBADF (Bad file descriptor) [pid 6551] close(16) = -1 EBADF (Bad file descriptor) [pid 6551] close(17) = -1 EBADF (Bad file descriptor) [pid 6551] close(18) = -1 EBADF (Bad file descriptor) [pid 6551] close(19) = -1 EBADF (Bad file descriptor) [pid 6551] close(20) = -1 EBADF (Bad file descriptor) [pid 6551] close(21) = -1 EBADF (Bad file descriptor) [pid 6551] close(22) = -1 EBADF (Bad file descriptor) [pid 6551] close(23) = -1 EBADF (Bad file descriptor) [pid 6551] close(24) = -1 EBADF (Bad file descriptor) [pid 6551] close(25) = -1 EBADF (Bad file descriptor) [pid 6551] close(26) = -1 EBADF (Bad file descriptor) [pid 6551] close(27) = -1 EBADF (Bad file descriptor) [pid 6551] close(28) = -1 EBADF (Bad file descriptor) [pid 6551] close(29) = -1 EBADF (Bad file descriptor) [pid 6551] exit_group(0 [pid 6554] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... exit_group resumed>) = ? [pid 6552] <... futex resumed>) = ? [pid 6554] <... futex resumed>) = 1 [pid 6553] <... futex resumed>) = 0 [pid 6554] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6554] <... futex resumed>) = 0 [pid 6554] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6553] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6554] <... futex resumed>) = 0 [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6554] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6554] <... futex resumed>) = 0 [pid 6553] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6554] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6553] <... futex resumed>) = 0 [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] +++ exited with 0 +++ [pid 6551] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./77/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./77") = 0 [pid 5872] mkdir("./78", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 166 ./strace-static-x86_64: Process 6555 attached [pid 6555] set_robust_list(0x555593274760, 24) = 0 [pid 6553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6555] chdir("./78" [pid 6553] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6555] <... chdir resumed>) = 0 executing program [pid 6555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6553] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6555] <... prctl resumed>) = 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 [pid 6555] write(1, "executing program\n", 18) = 18 [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6555] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6555] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6555] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6556 attached => {parent_tid=[167]}, 88) = 167 [pid 6555] rt_sigprocmask(SIG_SETMASK, [], [pid 6556] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6555] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6556] <... rseq resumed>) = 0 [pid 6556] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6556] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6556] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6555] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6556] <... futex resumed>) = 1 [pid 6556] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6556] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6556] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6556] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6555] <... futex resumed>) = 0 [pid 6556] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = 0 [pid 6556] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6555] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = 1 [pid 6556] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6556] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6556] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6555] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6555] <... futex resumed>) = 0 [pid 6556] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6555] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6554] <... io_uring_enter resumed>) = 4096 [pid 6554] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] close(3) = 0 [pid 6555] close(4 [pid 6553] close(3 [pid 6555] <... close resumed>) = 0 [pid 6553] <... close resumed>) = 0 [pid 6555] close(5 [pid 6553] close(4 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = 0 [pid 6555] close(6 [pid 6553] close(5 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(7 [pid 6553] close(6 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(8 [pid 6553] close(7 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(9 [pid 6553] close(8 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(10 [pid 6553] close(9 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(11 [pid 6553] close(10 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(12 [pid 6553] close(11 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(13 [pid 6553] close(12 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(14 [pid 6553] close(13 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] <... futex resumed>) = 0 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(15 [pid 6554] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6553] close(14 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(16 [pid 6553] close(15 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(17 [pid 6553] close(16 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(18 [pid 6553] close(17 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(19 [pid 6553] close(18 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(20 [pid 6553] close(19 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(21 [pid 6553] close(20 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(22 [pid 6553] close(21 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] close(23 [pid 6553] close(22 [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(23) = -1 EBADF (Bad file descriptor) [pid 6553] close(24) = -1 EBADF (Bad file descriptor) [pid 6553] close(25 [pid 6555] close(24 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(26 [pid 6555] close(25 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(27 [pid 6555] close(26 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(28 [pid 6555] close(27 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(29 [pid 6555] close(28 [pid 6553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] exit_group(0 [pid 6555] close(29 [pid 6554] <... futex resumed>) = ? [pid 6553] <... exit_group resumed>) = ? [pid 6555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] +++ exited with 0 +++ [pid 6553] +++ exited with 0 +++ [pid 6555] exit_group(0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 6555] <... exit_group resumed>) = ? [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./79/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./79") = 0 [pid 5874] mkdir("./80", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6557 attached , child_tidptr=0x555593274750) = 174 [pid 6557] set_robust_list(0x555593274760, 24) = 0 [pid 6557] chdir("./80") = 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 [pid 6557] write(1, "executing program\n", 18executing program ) = 18 [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6557] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6557] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6558 attached => {parent_tid=[175]}, 88) = 175 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6557] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6558] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6558] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6558] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6558] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6557] <... futex resumed>) = 0 [pid 6558] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6557] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6558] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6558] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6558] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6556] <... io_uring_enter resumed>) = ? [pid 6558] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6556] +++ exited with 0 +++ [pid 6555] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=166, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6558] <... futex resumed>) = 1 [pid 6557] <... futex resumed>) = 0 [pid 6558] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6557] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] <... futex resumed>) = 0 [pid 5872] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6558] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6558] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6558] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6557] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... openat resumed>) = 3 [pid 6558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] <... futex resumed>) = 0 [pid 5872] newfstatat(3, "", [pid 6558] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6558] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] getdents64(3, [pid 6558] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6557] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6557] <... futex resumed>) = 0 [pid 5872] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./78/binderfs", [pid 6557] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./78/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./78") = 0 [pid 5872] mkdir("./79", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 168 ./strace-static-x86_64: Process 6559 attached [pid 6559] set_robust_list(0x555593274760, 24 [pid 6557] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6559] <... set_robust_list resumed>) = 0 [pid 6559] chdir("./79") = 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 executing program [pid 6559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6559] write(1, "executing program\n", 18) = 18 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6559] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6559] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6560 attached => {parent_tid=[169]}, 88) = 169 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6559] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6559] <... futex resumed>) = 0 [pid 6560] <... rseq resumed>) = 0 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6560] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6560] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] <... futex resumed>) = 0 [pid 6560] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6559] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6560] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6560] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6560] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6560] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6559] <... futex resumed>) = 0 [pid 6559] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... futex resumed>) = 0 [pid 6560] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] <... futex resumed>) = 0 [pid 6559] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6559] <... futex resumed>) = 0 [pid 6559] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6559] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6558] <... io_uring_enter resumed>) = 4096 [pid 6558] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6558] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6557] close(3) = 0 [pid 6557] close(4) = 0 [pid 6557] close(5) = -1 EBADF (Bad file descriptor) [pid 6557] close(6) = -1 EBADF (Bad file descriptor) [pid 6557] close(7) = -1 EBADF (Bad file descriptor) [pid 6557] close(8) = -1 EBADF (Bad file descriptor) [pid 6557] close(9) = -1 EBADF (Bad file descriptor) [pid 6557] close(10) = -1 EBADF (Bad file descriptor) [pid 6557] close(11) = -1 EBADF (Bad file descriptor) [pid 6557] close(12) = -1 EBADF (Bad file descriptor) [pid 6557] close(13) = -1 EBADF (Bad file descriptor) [pid 6557] close(14) = -1 EBADF (Bad file descriptor) [pid 6557] close(15) = -1 EBADF (Bad file descriptor) [pid 6557] close(16) = -1 EBADF (Bad file descriptor) [pid 6557] close(17) = -1 EBADF (Bad file descriptor) [pid 6557] close(18) = -1 EBADF (Bad file descriptor) [pid 6557] close(19) = -1 EBADF (Bad file descriptor) [pid 6557] close(20) = -1 EBADF (Bad file descriptor) [pid 6557] close(21) = -1 EBADF (Bad file descriptor) [pid 6557] close(22) = -1 EBADF (Bad file descriptor) [pid 6557] close(23) = -1 EBADF (Bad file descriptor) [pid 6557] close(24) = -1 EBADF (Bad file descriptor) [pid 6557] close(25) = -1 EBADF (Bad file descriptor) [pid 6557] close(26) = -1 EBADF (Bad file descriptor) [pid 6557] close(27) = -1 EBADF (Bad file descriptor) [pid 6557] close(28) = -1 EBADF (Bad file descriptor) [pid 6557] close(29) = -1 EBADF (Bad file descriptor) [pid 6557] exit_group(0) = ? [pid 6558] <... futex resumed>) = ? [pid 6558] +++ exited with 0 +++ [pid 6557] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./80/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./80") = 0 [pid 5874] mkdir("./81", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6562 attached , child_tidptr=0x555593274750) = 176 [pid 6562] set_robust_list(0x555593274760, 24) = 0 [pid 6562] chdir("./81") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6562] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6562] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6562] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6562] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6562] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6563 attached => {parent_tid=[177]}, 88) = 177 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], [pid 6563] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6563] <... rseq resumed>) = 0 [pid 6562] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] set_robust_list(0x7f10d89fa9a0, 24 [pid 6562] <... futex resumed>) = 0 [pid 6563] <... set_robust_list resumed>) = 0 [pid 6562] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6563] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6563] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6562] <... futex resumed>) = 0 [pid 6563] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6562] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6562] <... futex resumed>) = 0 [pid 6562] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6563] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6563] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6563] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6563] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] <... futex resumed>) = 0 [pid 6562] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 1 [pid 6563] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6563] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 1 [pid 6563] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6563] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6563] <... futex resumed>) = 0 [pid 6562] <... futex resumed>) = 1 [pid 6563] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6562] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6559] close(3) = 0 [pid 6559] close(4) = 0 [pid 6559] close(5) = -1 EBADF (Bad file descriptor) [pid 6559] close(6) = -1 EBADF (Bad file descriptor) [pid 6559] close(7) = -1 EBADF (Bad file descriptor) [pid 6559] close(8) = -1 EBADF (Bad file descriptor) [pid 6559] close(9) = -1 EBADF (Bad file descriptor) [pid 6559] close(10) = -1 EBADF (Bad file descriptor) [pid 6559] close(11) = -1 EBADF (Bad file descriptor) [pid 6559] close(12) = -1 EBADF (Bad file descriptor) [pid 6559] close(13) = -1 EBADF (Bad file descriptor) [pid 6559] close(14) = -1 EBADF (Bad file descriptor) [pid 6559] close(15) = -1 EBADF (Bad file descriptor) [pid 6559] close(16) = -1 EBADF (Bad file descriptor) [pid 6559] close(17) = -1 EBADF (Bad file descriptor) [pid 6559] close(18) = -1 EBADF (Bad file descriptor) [pid 6559] close(19) = -1 EBADF (Bad file descriptor) [pid 6559] close(20) = -1 EBADF (Bad file descriptor) [pid 6559] close(21) = -1 EBADF (Bad file descriptor) [pid 6559] close(22) = -1 EBADF (Bad file descriptor) [pid 6559] close(23) = -1 EBADF (Bad file descriptor) [pid 6559] close(24) = -1 EBADF (Bad file descriptor) [pid 6559] close(25) = -1 EBADF (Bad file descriptor) [pid 6559] close(26) = -1 EBADF (Bad file descriptor) [pid 6559] close(27) = -1 EBADF (Bad file descriptor) [pid 6559] close(28) = -1 EBADF (Bad file descriptor) [pid 6559] close(29) = -1 EBADF (Bad file descriptor) [pid 6559] exit_group(0) = ? [pid 6560] <... io_uring_enter resumed>) = ? [pid 6560] +++ exited with 0 +++ [pid 6559] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./79/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./79") = 0 [pid 5872] mkdir("./80", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6564 attached , child_tidptr=0x555593274750) = 170 [pid 6564] set_robust_list(0x555593274760, 24) = 0 [pid 6564] chdir("./80") = 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 executing program [pid 6564] write(1, "executing program\n", 18) = 18 [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6564] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6564] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6565 attached => {parent_tid=[171]}, 88) = 171 [pid 6564] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] <... rseq resumed>) = 0 [pid 6564] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] set_robust_list(0x7f10d89fa9a0, 24 [pid 6564] <... futex resumed>) = 0 [pid 6565] <... set_robust_list resumed>) = 0 [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6565] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6565] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6564] <... futex resumed>) = 0 [pid 6565] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6564] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6564] <... futex resumed>) = 0 [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6565] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6565] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6564] <... futex resumed>) = 0 [pid 6565] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 0 [pid 6565] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = 1 [pid 6565] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... futex resumed>) = 0 [pid 6564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6565] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6564] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6564] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6563] <... io_uring_enter resumed>) = 4096 [pid 6563] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] close(3 [pid 6563] <... futex resumed>) = 0 [pid 6563] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] <... close resumed>) = 0 [pid 6562] close(4) = 0 [pid 6562] close(5) = -1 EBADF (Bad file descriptor) [pid 6562] close(6) = -1 EBADF (Bad file descriptor) [pid 6562] close(7) = -1 EBADF (Bad file descriptor) [pid 6562] close(8) = -1 EBADF (Bad file descriptor) [pid 6562] close(9) = -1 EBADF (Bad file descriptor) [pid 6562] close(10) = -1 EBADF (Bad file descriptor) [pid 6562] close(11) = -1 EBADF (Bad file descriptor) [pid 6562] close(12) = -1 EBADF (Bad file descriptor) [pid 6562] close(13) = -1 EBADF (Bad file descriptor) [pid 6562] close(14) = -1 EBADF (Bad file descriptor) [pid 6562] close(15) = -1 EBADF (Bad file descriptor) [pid 6562] close(16) = -1 EBADF (Bad file descriptor) [pid 6562] close(17) = -1 EBADF (Bad file descriptor) [pid 6562] close(18) = -1 EBADF (Bad file descriptor) [pid 6562] close(19) = -1 EBADF (Bad file descriptor) [pid 6562] close(20) = -1 EBADF (Bad file descriptor) [pid 6562] close(21) = -1 EBADF (Bad file descriptor) [pid 6562] close(22) = -1 EBADF (Bad file descriptor) [pid 6562] close(23) = -1 EBADF (Bad file descriptor) [pid 6562] close(24) = -1 EBADF (Bad file descriptor) [pid 6562] close(25) = -1 EBADF (Bad file descriptor) [pid 6562] close(26) = -1 EBADF (Bad file descriptor) [pid 6562] close(27) = -1 EBADF (Bad file descriptor) [pid 6562] close(28) = -1 EBADF (Bad file descriptor) [pid 6562] close(29) = -1 EBADF (Bad file descriptor) [pid 6562] exit_group(0 [pid 6563] <... futex resumed>) = ? [pid 6562] <... exit_group resumed>) = ? [pid 6563] +++ exited with 0 +++ [pid 6562] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./81/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./81") = 0 [pid 5874] mkdir("./82", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6566 attached [pid 6566] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 178 [pid 6566] <... set_robust_list resumed>) = 0 [pid 6566] chdir("./82") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6566] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6566] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6565] <... io_uring_enter resumed>) = 4096 [pid 6566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6567 attached [pid 6565] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6566] <... clone3 resumed> => {parent_tid=[179]}, 88) = 179 [pid 6565] <... futex resumed>) = 0 [pid 6567] <... rseq resumed>) = 0 [pid 6566] rt_sigprocmask(SIG_SETMASK, [], [pid 6565] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6564] close(3 [pid 6567] set_robust_list(0x7f10d89fa9a0, 24 [pid 6566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6566] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = 0 [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6566] <... futex resumed>) = 0 [pid 6564] close(4 [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6566] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = 0 [pid 6567] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6564] close(5) = -1 EBADF (Bad file descriptor) [pid 6564] close(6) = -1 EBADF (Bad file descriptor) [pid 6564] close(7) = -1 EBADF (Bad file descriptor) [pid 6564] close(8) = -1 EBADF (Bad file descriptor) [pid 6564] close(9) = -1 EBADF (Bad file descriptor) [pid 6567] <... openat resumed>) = 3 [pid 6564] close(10 [pid 6567] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6566] <... futex resumed>) = 0 [pid 6564] close(11 [pid 6567] <... futex resumed>) = 1 [pid 6566] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6566] <... futex resumed>) = 0 [pid 6564] close(12 [pid 6567] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6566] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6564] close(13) = -1 EBADF (Bad file descriptor) [pid 6564] close(14 [pid 6567] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6564] close(15) = -1 EBADF (Bad file descriptor) [pid 6567] <... mmap resumed>) = 0x7f10d89b5000 [pid 6564] close(16 [pid 6567] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6564] close(17 [pid 6567] <... mmap resumed>) = 0x7f10d8975000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] close(18) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = 1 [pid 6566] <... futex resumed>) = 0 [pid 6564] close(19 [pid 6567] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] <... futex resumed>) = 0 [pid 6564] close(20 [pid 6567] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] close(21 [pid 6567] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] <... futex resumed>) = 0 [pid 6564] close(22 [pid 6567] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = 0 [pid 6567] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6564] close(23 [pid 6566] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6567] <... futex resumed>) = 0 [pid 6566] <... futex resumed>) = 1 [pid 6564] close(24 [pid 6567] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6566] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6564] close(25) = -1 EBADF (Bad file descriptor) [pid 6564] close(26) = -1 EBADF (Bad file descriptor) [pid 6564] close(27) = -1 EBADF (Bad file descriptor) [pid 6564] close(28) = -1 EBADF (Bad file descriptor) [pid 6564] close(29) = -1 EBADF (Bad file descriptor) [pid 6564] exit_group(0 [pid 6565] <... futex resumed>) = ? [pid 6564] <... exit_group resumed>) = ? [pid 6565] +++ exited with 0 +++ [pid 6564] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./80/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./80") = 0 [pid 5872] mkdir("./81", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6568 attached , child_tidptr=0x555593274750) = 172 [pid 6568] set_robust_list(0x555593274760, 24) = 0 [pid 6568] chdir("./81") = 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 executing program [pid 6568] write(1, "executing program\n", 18) = 18 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6568] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6569 attached => {parent_tid=[173]}, 88) = 173 [pid 6569] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6568] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... rseq resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6569] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6569] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6569] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6569] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] <... futex resumed>) = 0 [pid 6569] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6569] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6569] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6569] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6568] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... io_uring_enter resumed>) = 4096 [pid 6569] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... futex resumed>) = 0 [pid 6567] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6569] <... futex resumed>) = 0 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] <... futex resumed>) = 0 [pid 6566] close(3 [pid 6569] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6567] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6566] <... close resumed>) = 0 [pid 6568] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] close(4) = 0 [pid 6566] close(5 [pid 6569] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6569] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] close(6 [pid 6569] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6569] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6566] close(7 [pid 6569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] <... futex resumed>) = 0 [pid 6566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6569] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6568] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6566] close(8) = -1 EBADF (Bad file descriptor) [pid 6566] close(9) = -1 EBADF (Bad file descriptor) [pid 6566] close(10) = -1 EBADF (Bad file descriptor) [pid 6566] close(11) = -1 EBADF (Bad file descriptor) [pid 6566] close(12) = -1 EBADF (Bad file descriptor) [pid 6566] close(13) = -1 EBADF (Bad file descriptor) [pid 6566] close(14) = -1 EBADF (Bad file descriptor) [pid 6566] close(15) = -1 EBADF (Bad file descriptor) [pid 6566] close(16) = -1 EBADF (Bad file descriptor) [pid 6566] close(17) = -1 EBADF (Bad file descriptor) [pid 6566] close(18) = -1 EBADF (Bad file descriptor) [pid 6566] close(19) = -1 EBADF (Bad file descriptor) [pid 6566] close(20) = -1 EBADF (Bad file descriptor) [pid 6566] close(21) = -1 EBADF (Bad file descriptor) [pid 6566] close(22) = -1 EBADF (Bad file descriptor) [pid 6566] close(23) = -1 EBADF (Bad file descriptor) [pid 6566] close(24) = -1 EBADF (Bad file descriptor) [pid 6566] close(25) = -1 EBADF (Bad file descriptor) [pid 6566] close(26) = -1 EBADF (Bad file descriptor) [pid 6566] close(27) = -1 EBADF (Bad file descriptor) [pid 6566] close(28) = -1 EBADF (Bad file descriptor) [pid 6566] close(29) = -1 EBADF (Bad file descriptor) [pid 6566] exit_group(0 [pid 6567] <... futex resumed>) = ? [pid 6566] <... exit_group resumed>) = ? [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6567] +++ exited with 0 +++ [pid 6566] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./82/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./82") = 0 [pid 5874] mkdir("./83", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6570 attached , child_tidptr=0x555593274750) = 180 [pid 6570] set_robust_list(0x555593274760, 24) = 0 [pid 6570] chdir("./83") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6570] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6570] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6570] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[181]}, 88) = 181 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6570] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6570] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6571 attached [pid 6571] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6571] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6571] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6571] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6570] <... futex resumed>) = 0 [pid 6571] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6570] <... futex resumed>) = 0 [pid 6570] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6571] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6571] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6571] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6570] <... futex resumed>) = 0 [pid 6571] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = 1 [pid 6571] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6570] <... futex resumed>) = 0 [pid 6571] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6571] <... futex resumed>) = 0 [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6571] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6570] <... futex resumed>) = 0 [pid 6571] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6570] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6569] <... io_uring_enter resumed>) = 4096 [pid 6570] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6569] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6569] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] close(3) = 0 [pid 6568] close(4) = 0 [pid 6568] close(5) = -1 EBADF (Bad file descriptor) [pid 6568] close(6) = -1 EBADF (Bad file descriptor) [pid 6568] close(7) = -1 EBADF (Bad file descriptor) [pid 6568] close(8) = -1 EBADF (Bad file descriptor) [pid 6568] close(9) = -1 EBADF (Bad file descriptor) [pid 6568] close(10) = -1 EBADF (Bad file descriptor) [pid 6568] close(11) = -1 EBADF (Bad file descriptor) [pid 6568] close(12) = -1 EBADF (Bad file descriptor) [pid 6568] close(13) = -1 EBADF (Bad file descriptor) [pid 6568] close(14) = -1 EBADF (Bad file descriptor) [pid 6568] close(15) = -1 EBADF (Bad file descriptor) [pid 6568] close(16) = -1 EBADF (Bad file descriptor) [pid 6568] close(17) = -1 EBADF (Bad file descriptor) [pid 6568] close(18) = -1 EBADF (Bad file descriptor) [pid 6568] close(19) = -1 EBADF (Bad file descriptor) [pid 6568] close(20) = -1 EBADF (Bad file descriptor) [pid 6568] close(21) = -1 EBADF (Bad file descriptor) [pid 6568] close(22) = -1 EBADF (Bad file descriptor) [pid 6568] close(23) = -1 EBADF (Bad file descriptor) [pid 6568] close(24) = -1 EBADF (Bad file descriptor) [pid 6568] close(25) = -1 EBADF (Bad file descriptor) [pid 6568] close(26) = -1 EBADF (Bad file descriptor) [pid 6568] close(27) = -1 EBADF (Bad file descriptor) [pid 6568] close(28) = -1 EBADF (Bad file descriptor) [pid 6568] close(29) = -1 EBADF (Bad file descriptor) [pid 6568] exit_group(0) = ? [pid 6569] <... futex resumed>) = ? [pid 6569] +++ exited with 0 +++ [pid 6568] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./81/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./81") = 0 [pid 5872] mkdir("./82", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 174 ./strace-static-x86_64: Process 6572 attached [pid 6572] set_robust_list(0x555593274760, 24) = 0 [pid 6572] chdir("./82") = 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 executing program [pid 6572] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6572] write(1, "executing program\n", 18) = 18 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6572] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6573 attached => {parent_tid=[175]}, 88) = 175 [pid 6572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6572] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6573] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6573] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6573] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6572] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6573] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6573] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6573] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] <... futex resumed>) = 0 [pid 6572] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 1 [pid 6573] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6573] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6572] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6572] <... futex resumed>) = 0 [pid 6573] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6572] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] <... futex resumed>) = 1 [pid 6572] <... futex resumed>) = 0 [pid 6573] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6572] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 6571] <... io_uring_enter resumed>) = 4096 [pid 6572] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6571] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6571] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] close(3) = 0 [pid 6570] close(4) = 0 [pid 6570] close(5) = -1 EBADF (Bad file descriptor) [pid 6570] close(6) = -1 EBADF (Bad file descriptor) [pid 6570] close(7) = -1 EBADF (Bad file descriptor) [pid 6570] close(8) = -1 EBADF (Bad file descriptor) [pid 6570] close(9) = -1 EBADF (Bad file descriptor) [pid 6570] close(10) = -1 EBADF (Bad file descriptor) [pid 6570] close(11) = -1 EBADF (Bad file descriptor) [pid 6570] close(12) = -1 EBADF (Bad file descriptor) [pid 6570] close(13) = -1 EBADF (Bad file descriptor) [pid 6570] close(14) = -1 EBADF (Bad file descriptor) [pid 6570] close(15) = -1 EBADF (Bad file descriptor) [pid 6570] close(16) = -1 EBADF (Bad file descriptor) [pid 6570] close(17) = -1 EBADF (Bad file descriptor) [pid 6570] close(18) = -1 EBADF (Bad file descriptor) [pid 6570] close(19) = -1 EBADF (Bad file descriptor) [pid 6570] close(20) = -1 EBADF (Bad file descriptor) [pid 6570] close(21) = -1 EBADF (Bad file descriptor) [pid 6570] close(22) = -1 EBADF (Bad file descriptor) [pid 6570] close(23) = -1 EBADF (Bad file descriptor) [pid 6570] close(24) = -1 EBADF (Bad file descriptor) [pid 6570] close(25) = -1 EBADF (Bad file descriptor) [pid 6570] close(26) = -1 EBADF (Bad file descriptor) [pid 6570] close(27) = -1 EBADF (Bad file descriptor) [pid 6570] close(28) = -1 EBADF (Bad file descriptor) [pid 6570] close(29) = -1 EBADF (Bad file descriptor) [pid 6570] exit_group(0) = ? [pid 6571] <... futex resumed>) = ? [pid 6571] +++ exited with 0 +++ [pid 6570] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./83/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./83") = 0 [pid 5874] mkdir("./84", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 182 ./strace-static-x86_64: Process 6574 attached [pid 6574] set_robust_list(0x555593274760, 24) = 0 [pid 6574] chdir("./84") = 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 [pid 6574] write(1, "executing program\n", 18executing program ) = 18 [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6574] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[183]}, 88) = 183 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6574] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6575 attached [pid 6575] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6574] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6575] <... rseq resumed>) = 0 [pid 6574] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6575] set_robust_list(0x7f10d89fa9a0, 24 [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6575] <... set_robust_list resumed>) = 0 [pid 6574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6575] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0} [pid 6575] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6576 attached [pid 6575] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6574] <... clone3 resumed> => {parent_tid=[184]}, 88) = 184 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6575] <... openat resumed>) = 3 [pid 6574] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6575] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6575] <... futex resumed>) = 0 [pid 6576] <... rseq resumed>) = 0 [pid 6576] set_robust_list(0x7f10d89d99a0, 24 [pid 6575] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6576] <... set_robust_list resumed>) = 0 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6576] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6576] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d8994000 [pid 6576] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6576] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6574] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 1 [pid 6575] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6574] <... futex resumed>) = 0 [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6575] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6574] <... futex resumed>) = 0 [pid 6575] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 1 [pid 6575] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6573] <... io_uring_enter resumed>) = 4096 [pid 6574] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6573] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6572] close(3) = 0 [pid 6572] close(4) = 0 [pid 6572] close(5) = -1 EBADF (Bad file descriptor) [pid 6572] close(6) = -1 EBADF (Bad file descriptor) [pid 6572] close(7) = -1 EBADF (Bad file descriptor) [pid 6572] close(8) = -1 EBADF (Bad file descriptor) [pid 6572] close(9) = -1 EBADF (Bad file descriptor) [pid 6572] close(10) = -1 EBADF (Bad file descriptor) [pid 6572] close(11) = -1 EBADF (Bad file descriptor) [pid 6572] close(12) = -1 EBADF (Bad file descriptor) [pid 6572] close(13) = -1 EBADF (Bad file descriptor) [pid 6572] close(14) = -1 EBADF (Bad file descriptor) [pid 6572] close(15) = -1 EBADF (Bad file descriptor) [pid 6572] close(16) = -1 EBADF (Bad file descriptor) [pid 6572] close(17) = -1 EBADF (Bad file descriptor) [pid 6572] close(18) = -1 EBADF (Bad file descriptor) [pid 6572] close(19) = -1 EBADF (Bad file descriptor) [pid 6572] close(20) = -1 EBADF (Bad file descriptor) [pid 6572] close(21) = -1 EBADF (Bad file descriptor) [pid 6572] close(22) = -1 EBADF (Bad file descriptor) [pid 6572] close(23) = -1 EBADF (Bad file descriptor) [pid 6572] close(24) = -1 EBADF (Bad file descriptor) [pid 6572] close(25) = -1 EBADF (Bad file descriptor) [pid 6572] close(26) = -1 EBADF (Bad file descriptor) [pid 6572] close(27) = -1 EBADF (Bad file descriptor) [pid 6572] close(28) = -1 EBADF (Bad file descriptor) [pid 6572] close(29) = -1 EBADF (Bad file descriptor) [pid 6572] exit_group(0 [pid 6573] <... futex resumed>) = ? [pid 6572] <... exit_group resumed>) = ? [pid 6573] +++ exited with 0 +++ [pid 6572] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./82/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./82") = 0 [pid 5872] mkdir("./83", 0777) = 0 [pid 6574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 176 ./strace-static-x86_64: Process 6577 attached [pid 6577] set_robust_list(0x555593274760, 24) = 0 [pid 6577] chdir("./83") = 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"executing program ) = 0 [pid 6577] write(1, "executing program\n", 18) = 18 [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6577] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6577] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6577] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6577] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6577] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6578 attached => {parent_tid=[177]}, 88) = 177 [pid 6578] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6578] set_robust_list(0x7f10d89fa9a0, 24 [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] <... set_robust_list resumed>) = 0 [pid 6577] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... futex resumed>) = 0 [pid 6578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6578] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6578] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6577] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6577] <... futex resumed>) = 0 [pid 6578] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6578] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6578] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6578] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6578] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... futex resumed>) = 0 [pid 6577] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = 1 [pid 6578] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6578] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6578] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = 0 [pid 6578] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6577] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... futex resumed>) = 0 [pid 6577] <... futex resumed>) = 1 [pid 6578] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6577] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6574] close(3) = 0 [pid 6574] close(4) = 0 [pid 6574] close(5) = -1 EBADF (Bad file descriptor) [pid 6574] close(6) = -1 EBADF (Bad file descriptor) [pid 6574] close(7) = -1 EBADF (Bad file descriptor) [pid 6574] close(8) = -1 EBADF (Bad file descriptor) [pid 6574] close(9) = -1 EBADF (Bad file descriptor) [pid 6574] close(10) = -1 EBADF (Bad file descriptor) [pid 6574] close(11) = -1 EBADF (Bad file descriptor) [pid 6574] close(12) = -1 EBADF (Bad file descriptor) [pid 6574] close(13) = -1 EBADF (Bad file descriptor) [pid 6574] close(14) = -1 EBADF (Bad file descriptor) [pid 6574] close(15) = -1 EBADF (Bad file descriptor) [pid 6574] close(16) = -1 EBADF (Bad file descriptor) [pid 6574] close(17) = -1 EBADF (Bad file descriptor) [pid 6574] close(18) = -1 EBADF (Bad file descriptor) [pid 6574] close(19) = -1 EBADF (Bad file descriptor) [pid 6574] close(20) = -1 EBADF (Bad file descriptor) [pid 6574] close(21) = -1 EBADF (Bad file descriptor) [pid 6574] close(22) = -1 EBADF (Bad file descriptor) [pid 6574] close(23) = -1 EBADF (Bad file descriptor) [pid 6574] close(24) = -1 EBADF (Bad file descriptor) [pid 6574] close(25) = -1 EBADF (Bad file descriptor) [pid 6574] close(26) = -1 EBADF (Bad file descriptor) [pid 6574] close(27) = -1 EBADF (Bad file descriptor) [pid 6574] close(28) = -1 EBADF (Bad file descriptor) [pid 6574] close(29) = -1 EBADF (Bad file descriptor) [pid 6574] exit_group(0) = ? [pid 6576] <... futex resumed>) = ? [pid 6575] <... io_uring_enter resumed>) = ? [pid 6576] +++ exited with 0 +++ [pid 6575] +++ exited with 0 +++ [pid 6574] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5874] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./84/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./84") = 0 [pid 5874] mkdir("./85", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6579 attached , child_tidptr=0x555593274750) = 185 [pid 6579] set_robust_list(0x555593274760, 24) = 0 [pid 6579] chdir("./85") = 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 executing program [pid 6579] close(3) = 0 [pid 6579] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6579] write(1, "executing program\n", 18) = 18 [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6579] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6579] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6579] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6580 attached [pid 6578] <... io_uring_enter resumed>) = 4096 [pid 6579] <... clone3 resumed> => {parent_tid=[186]}, 88) = 186 [pid 6578] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6578] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6580] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6579] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] close(3 [pid 6580] <... rseq resumed>) = 0 [pid 6579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] <... close resumed>) = 0 [pid 6580] set_robust_list(0x7f10d89fa9a0, 24 [pid 6579] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] close(4 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 6577] <... close resumed>) = 0 [pid 6580] rt_sigprocmask(SIG_SETMASK, [], [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] close(5 [pid 6580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] close(6 [pid 6580] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6580] <... openat resumed>) = 3 [pid 6577] close(7 [pid 6580] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6579] <... futex resumed>) = 0 [pid 6580] <... futex resumed>) = 1 [pid 6577] close(8 [pid 6580] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] close(9) = -1 EBADF (Bad file descriptor) [pid 6579] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] close(10 [pid 6580] <... futex resumed>) = 0 [pid 6579] <... futex resumed>) = 1 [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] close(11) = -1 EBADF (Bad file descriptor) [pid 6577] close(12) = -1 EBADF (Bad file descriptor) [pid 6577] close(13) = -1 EBADF (Bad file descriptor) [pid 6577] close(14) = -1 EBADF (Bad file descriptor) [pid 6577] close(15) = -1 EBADF (Bad file descriptor) [pid 6577] close(16 [pid 6580] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] close(17) = -1 EBADF (Bad file descriptor) [pid 6577] close(18) = -1 EBADF (Bad file descriptor) [pid 6577] close(19) = -1 EBADF (Bad file descriptor) [pid 6577] close(20) = -1 EBADF (Bad file descriptor) [pid 6577] close(21) = -1 EBADF (Bad file descriptor) [pid 6577] close(22) = -1 EBADF (Bad file descriptor) [pid 6577] close(23) = -1 EBADF (Bad file descriptor) [pid 6577] close(24) = -1 EBADF (Bad file descriptor) [pid 6577] close(25) = -1 EBADF (Bad file descriptor) [pid 6577] close(26) = -1 EBADF (Bad file descriptor) [pid 6577] close(27) = -1 EBADF (Bad file descriptor) [pid 6577] close(28) = -1 EBADF (Bad file descriptor) [pid 6577] close(29 [pid 6580] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6577] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] exit_group(0 [pid 6578] <... futex resumed>) = ? [pid 6578] +++ exited with 0 +++ [pid 6577] <... exit_group resumed>) = ? [pid 6580] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6577] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6580] <... mmap resumed>) = 0x7f10d89b5000 [pid 5872] <... restart_syscall resumed>) = 0 [pid 5872] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, [pid 6580] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6580] <... mmap resumed>) = 0x7f10d8975000 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6580] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] newfstatat(AT_FDCWD, "./83/binderfs", [pid 6580] <... futex resumed>) = 1 [pid 6579] <... futex resumed>) = 0 [pid 6580] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./83/binderfs" [pid 6580] <... futex resumed>) = 0 [pid 6579] <... futex resumed>) = 0 [pid 5872] <... unlink resumed>) = 0 [pid 6580] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] getdents64(3, [pid 6579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6579] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] close(3 [pid 6580] <... futex resumed>) = 0 [pid 6579] <... futex resumed>) = 1 [pid 5872] <... close resumed>) = 0 [pid 6580] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] rmdir("./83" [pid 6580] <... futex resumed>) = 0 [pid 6579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] <... rmdir resumed>) = 0 [pid 6580] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6579] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] mkdir("./84", 0777 [pid 6580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6579] <... futex resumed>) = 0 [pid 5872] <... mkdir resumed>) = 0 [pid 6580] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6579] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6581 attached [pid 6581] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 178 [pid 6581] <... set_robust_list resumed>) = 0 [pid 6581] chdir("./84") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6581] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6581] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[179]}, 88) = 179 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6581] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6581] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6582 attached [pid 6582] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6582] set_robust_list(0x7f10d89fa9a0, 24 [pid 6579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6582] <... set_robust_list resumed>) = 0 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6582] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6582] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6582] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6581] <... futex resumed>) = 0 [pid 6581] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 1 [pid 6582] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6581] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6582] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6582] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6582] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6582] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6581] <... futex resumed>) = 0 [pid 6581] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 1 [pid 6582] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6581] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6581] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 1 [pid 6582] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6581] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6581] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... futex resumed>) = 0 [pid 6581] <... futex resumed>) = 1 [pid 6582] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6581] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6580] <... io_uring_enter resumed>) = 4096 [pid 6580] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6579] close(3) = 0 [pid 6579] close(4) = 0 [pid 6579] close(5) = -1 EBADF (Bad file descriptor) [pid 6579] close(6) = -1 EBADF (Bad file descriptor) [pid 6579] close(7) = -1 EBADF (Bad file descriptor) [pid 6579] close(8) = -1 EBADF (Bad file descriptor) [pid 6579] close(9) = -1 EBADF (Bad file descriptor) [pid 6579] close(10) = -1 EBADF (Bad file descriptor) [pid 6579] close(11) = -1 EBADF (Bad file descriptor) [pid 6579] close(12) = -1 EBADF (Bad file descriptor) [pid 6579] close(13) = -1 EBADF (Bad file descriptor) [pid 6579] close(14) = -1 EBADF (Bad file descriptor) [pid 6579] close(15) = -1 EBADF (Bad file descriptor) [pid 6579] close(16) = -1 EBADF (Bad file descriptor) [pid 6579] close(17) = -1 EBADF (Bad file descriptor) [pid 6579] close(18) = -1 EBADF (Bad file descriptor) [pid 6579] close(19) = -1 EBADF (Bad file descriptor) [pid 6579] close(20) = -1 EBADF (Bad file descriptor) [pid 6579] close(21) = -1 EBADF (Bad file descriptor) [pid 6579] close(22) = -1 EBADF (Bad file descriptor) [pid 6579] close(23) = -1 EBADF (Bad file descriptor) [pid 6579] close(24) = -1 EBADF (Bad file descriptor) [pid 6579] close(25) = -1 EBADF (Bad file descriptor) [pid 6579] close(26) = -1 EBADF (Bad file descriptor) [pid 6579] close(27) = -1 EBADF (Bad file descriptor) [pid 6579] close(28) = -1 EBADF (Bad file descriptor) [pid 6579] close(29) = -1 EBADF (Bad file descriptor) [pid 6579] exit_group(0) = ? [pid 6580] <... futex resumed>) = ? [pid 6580] +++ exited with 0 +++ [pid 6579] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 [pid 5874] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./85/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./85") = 0 [pid 5874] mkdir("./86", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6583 attached [pid 6583] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 187 [pid 6583] <... set_robust_list resumed>) = 0 [pid 6583] chdir("./86") = 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 [pid 6583] write(1, "executing program\n", 18) = 18 [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6583] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6583] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6584 attached [pid 6584] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6583] <... clone3 resumed> => {parent_tid=[188]}, 88) = 188 [pid 6584] <... rseq resumed>) = 0 [pid 6583] rt_sigprocmask(SIG_SETMASK, [], [pid 6584] set_robust_list(0x7f10d89fa9a0, 24 [pid 6583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] <... set_robust_list resumed>) = 0 [pid 6583] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6583] <... futex resumed>) = 0 [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... openat resumed>) = 3 [pid 6584] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6584] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6583] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6584] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6584] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6584] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6583] <... futex resumed>) = 0 [pid 6584] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... futex resumed>) = 0 [pid 6583] <... futex resumed>) = 0 [pid 6584] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6583] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... futex resumed>) = 0 [pid 6583] <... futex resumed>) = 1 [pid 6584] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... futex resumed>) = 0 [pid 6583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6584] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6583] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6583] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] close(3) = 0 [pid 6581] close(4) = 0 [pid 6581] close(5) = -1 EBADF (Bad file descriptor) [pid 6581] close(6) = -1 EBADF (Bad file descriptor) [pid 6581] close(7) = -1 EBADF (Bad file descriptor) [pid 6581] close(8) = -1 EBADF (Bad file descriptor) [pid 6583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6581] close(9) = -1 EBADF (Bad file descriptor) [pid 6581] close(10) = -1 EBADF (Bad file descriptor) [pid 6581] close(11) = -1 EBADF (Bad file descriptor) [pid 6581] close(12) = -1 EBADF (Bad file descriptor) [pid 6581] close(13) = -1 EBADF (Bad file descriptor) [pid 6581] close(14) = -1 EBADF (Bad file descriptor) [pid 6581] close(15) = -1 EBADF (Bad file descriptor) [pid 6581] close(16) = -1 EBADF (Bad file descriptor) [pid 6581] close(17) = -1 EBADF (Bad file descriptor) [pid 6581] close(18) = -1 EBADF (Bad file descriptor) [pid 6581] close(19) = -1 EBADF (Bad file descriptor) [pid 6581] close(20) = -1 EBADF (Bad file descriptor) [pid 6581] close(21) = -1 EBADF (Bad file descriptor) [pid 6581] close(22) = -1 EBADF (Bad file descriptor) [pid 6581] close(23) = -1 EBADF (Bad file descriptor) [pid 6581] close(24) = -1 EBADF (Bad file descriptor) [pid 6581] close(25) = -1 EBADF (Bad file descriptor) [pid 6581] close(26) = -1 EBADF (Bad file descriptor) [pid 6581] close(27) = -1 EBADF (Bad file descriptor) [pid 6581] close(28) = -1 EBADF (Bad file descriptor) [pid 6581] close(29) = -1 EBADF (Bad file descriptor) [pid 6581] exit_group(0) = ? [pid 6582] <... io_uring_enter resumed>) = ? [pid 6582] +++ exited with 0 +++ [pid 6581] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./84/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./84") = 0 [pid 5872] mkdir("./85", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 180 ./strace-static-x86_64: Process 6585 attached [pid 6585] set_robust_list(0x555593274760, 24) = 0 [pid 6585] chdir("./85") = 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_CLOEXECexecuting program ) = 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 [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6585] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6585] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6586 attached => {parent_tid=[181]}, 88) = 181 [pid 6585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6585] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6586] set_robust_list(0x7f10d89fa9a0, 24 [pid 6585] <... futex resumed>) = 0 [pid 6586] <... set_robust_list resumed>) = 0 [pid 6586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6586] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6585] <... futex resumed>) = 0 [pid 6586] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6586] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6586] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6586] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6586] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6586] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] <... futex resumed>) = 0 [pid 6585] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6586] <... futex resumed>) = 0 [pid 6586] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6586] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = 1 [pid 6586] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6586] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6585] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = 0 [pid 6585] <... futex resumed>) = 1 [pid 6586] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6585] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] <... io_uring_enter resumed>) = 4096 [pid 6584] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6584] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6583] close(3) = 0 [pid 6583] close(4) = 0 [pid 6583] close(5) = -1 EBADF (Bad file descriptor) [pid 6583] close(6) = -1 EBADF (Bad file descriptor) [pid 6583] close(7) = -1 EBADF (Bad file descriptor) [pid 6583] close(8) = -1 EBADF (Bad file descriptor) [pid 6583] close(9) = -1 EBADF (Bad file descriptor) [pid 6583] close(10) = -1 EBADF (Bad file descriptor) [pid 6583] close(11) = -1 EBADF (Bad file descriptor) [pid 6583] close(12) = -1 EBADF (Bad file descriptor) [pid 6583] close(13) = -1 EBADF (Bad file descriptor) [pid 6583] close(14) = -1 EBADF (Bad file descriptor) [pid 6583] close(15) = -1 EBADF (Bad file descriptor) [pid 6583] close(16) = -1 EBADF (Bad file descriptor) [pid 6583] close(17) = -1 EBADF (Bad file descriptor) [pid 6583] close(18) = -1 EBADF (Bad file descriptor) [pid 6583] close(19) = -1 EBADF (Bad file descriptor) [pid 6583] close(20) = -1 EBADF (Bad file descriptor) [pid 6583] close(21) = -1 EBADF (Bad file descriptor) [pid 6583] close(22) = -1 EBADF (Bad file descriptor) [pid 6583] close(23) = -1 EBADF (Bad file descriptor) [pid 6583] close(24) = -1 EBADF (Bad file descriptor) [pid 6583] close(25) = -1 EBADF (Bad file descriptor) [pid 6583] close(26) = -1 EBADF (Bad file descriptor) [pid 6583] close(27) = -1 EBADF (Bad file descriptor) [pid 6583] close(28) = -1 EBADF (Bad file descriptor) [pid 6583] close(29) = -1 EBADF (Bad file descriptor) [pid 6583] exit_group(0 [pid 6584] <... futex resumed>) = ? [pid 6583] <... exit_group resumed>) = ? [pid 6584] +++ exited with 0 +++ [pid 6583] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./86/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./86") = 0 [pid 5874] mkdir("./87", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6587 attached , child_tidptr=0x555593274750) = 189 [pid 6587] set_robust_list(0x555593274760, 24 [pid 6585] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6587] <... set_robust_list resumed>) = 0 [pid 6587] chdir("./87") = 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"executing program ) = 0 [pid 6587] write(1, "executing program\n", 18) = 18 [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6587] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6587] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6587] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6587] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6587] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6588 attached => {parent_tid=[190]}, 88) = 190 [pid 6588] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6587] rt_sigprocmask(SIG_SETMASK, [], [pid 6588] <... rseq resumed>) = 0 [pid 6587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6588] set_robust_list(0x7f10d89fa9a0, 24 [pid 6587] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... set_robust_list resumed>) = 0 [pid 6587] <... futex resumed>) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6588] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6588] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6588] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] <... futex resumed>) = 0 [pid 6587] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6588] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6588] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6588] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6587] <... futex resumed>) = 0 [pid 6588] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 0 [pid 6588] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6587] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6588] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6587] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6588] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6587] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6586] <... io_uring_enter resumed>) = 4096 [pid 6586] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6586] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6585] close(3) = 0 [pid 6585] close(4) = 0 [pid 6585] close(5) = -1 EBADF (Bad file descriptor) [pid 6585] close(6) = -1 EBADF (Bad file descriptor) [pid 6585] close(7) = -1 EBADF (Bad file descriptor) [pid 6585] close(8) = -1 EBADF (Bad file descriptor) [pid 6585] close(9) = -1 EBADF (Bad file descriptor) [pid 6585] close(10) = -1 EBADF (Bad file descriptor) [pid 6585] close(11) = -1 EBADF (Bad file descriptor) [pid 6585] close(12) = -1 EBADF (Bad file descriptor) [pid 6585] close(13) = -1 EBADF (Bad file descriptor) [pid 6585] close(14) = -1 EBADF (Bad file descriptor) [pid 6585] close(15) = -1 EBADF (Bad file descriptor) [pid 6585] close(16) = -1 EBADF (Bad file descriptor) [pid 6585] close(17) = -1 EBADF (Bad file descriptor) [pid 6585] close(18) = -1 EBADF (Bad file descriptor) [pid 6585] close(19) = -1 EBADF (Bad file descriptor) [pid 6585] close(20) = -1 EBADF (Bad file descriptor) [pid 6585] close(21) = -1 EBADF (Bad file descriptor) [pid 6585] close(22) = -1 EBADF (Bad file descriptor) [pid 6585] close(23) = -1 EBADF (Bad file descriptor) [pid 6585] close(24) = -1 EBADF (Bad file descriptor) [pid 6585] close(25) = -1 EBADF (Bad file descriptor) [pid 6585] close(26) = -1 EBADF (Bad file descriptor) [pid 6585] close(27) = -1 EBADF (Bad file descriptor) [pid 6585] close(28) = -1 EBADF (Bad file descriptor) [pid 6585] close(29) = -1 EBADF (Bad file descriptor) [pid 6585] exit_group(0 [pid 6586] <... futex resumed>) = ? [pid 6585] <... exit_group resumed>) = ? [pid 6586] +++ exited with 0 +++ [pid 6585] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./85/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./85") = 0 [pid 5872] mkdir("./86", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6590 attached , child_tidptr=0x555593274750) = 182 [pid 6590] set_robust_list(0x555593274760, 24 [pid 6588] <... io_uring_enter resumed>) = 4096 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6590] chdir("./86") = 0 [pid 6588] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6587] close(3 [pid 6590] <... prctl resumed>) = 0 [pid 6587] <... close resumed>) = 0 [pid 6590] setpgid(0, 0) = 0 [pid 6587] close(4) = 0 [pid 6587] close(5 [pid 6588] <... futex resumed>) = 0 [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6588] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6587] close(6) = -1 EBADF (Bad file descriptor) [pid 6587] close(7) = -1 EBADF (Bad file descriptor) [pid 6587] close(8) = -1 EBADF (Bad file descriptor) [pid 6590] <... openat resumed>) = 3 [pid 6587] close(9 [pid 6590] write(3, "1000", 4 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] <... write resumed>) = 4 [pid 6587] close(10 [pid 6590] close(3 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] <... close resumed>) = 0 [pid 6587] close(11 [pid 6590] symlink("/dev/binderfs", "./binderfs" [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] <... symlink resumed>) = 0 [pid 6587] close(12 [pid 6590] write(1, "executing program\n", 18executing program [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] <... write resumed>) = 18 [pid 6587] close(13) = -1 EBADF (Bad file descriptor) [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] close(14) = -1 EBADF (Bad file descriptor) [pid 6590] <... futex resumed>) = 0 [pid 6587] close(15 [pid 6590] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6587] close(16 [pid 6590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6590] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6590] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6590] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6591 attached [pid 6587] close(17 [pid 6590] <... clone3 resumed> => {parent_tid=[183]}, 88) = 183 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6591] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] close(18 [pid 6591] <... rseq resumed>) = 0 [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6591] set_robust_list(0x7f10d89fa9a0, 24 [pid 6590] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] close(19 [pid 6591] <... set_robust_list resumed>) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6591] rt_sigprocmask(SIG_SETMASK, [], [pid 6587] close(20) = -1 EBADF (Bad file descriptor) [pid 6591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] close(21 [pid 6591] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6587] close(22 [pid 6591] <... openat resumed>) = 3 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6587] close(23) = -1 EBADF (Bad file descriptor) [pid 6587] close(24) = -1 EBADF (Bad file descriptor) [pid 6587] close(25) = -1 EBADF (Bad file descriptor) [pid 6591] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] close(26 [pid 6591] <... futex resumed>) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6591] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] close(27 [pid 6591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] <... futex resumed>) = 0 [pid 6587] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6591] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6587] close(28) = -1 EBADF (Bad file descriptor) [pid 6587] close(29) = -1 EBADF (Bad file descriptor) [pid 6587] exit_group(0 [pid 6588] <... futex resumed>) = ? [pid 6587] <... exit_group resumed>) = ? [pid 6591] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6588] +++ exited with 0 +++ [pid 6587] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6591] <... mmap resumed>) = 0x7f10d89b5000 [pid 6591] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6591] <... mmap resumed>) = 0x7f10d8975000 [pid 5874] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6591] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... openat resumed>) = 3 [pid 6591] <... futex resumed>) = 1 [pid 6590] <... futex resumed>) = 0 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6591] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] getdents64(3, [pid 6591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] <... futex resumed>) = 0 [pid 6591] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6591] <... futex resumed>) = 0 [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6591] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6590] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] newfstatat(AT_FDCWD, "./87/binderfs", [pid 6591] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = 1 [pid 6591] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6591] <... futex resumed>) = 0 [pid 6590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] unlink("./87/binderfs" [pid 6591] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... unlink resumed>) = 0 [pid 6591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6590] <... futex resumed>) = 0 [pid 5874] getdents64(3, [pid 6591] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6590] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./87") = 0 [pid 5874] mkdir("./88", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 191 ./strace-static-x86_64: Process 6592 attached [pid 6590] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6592] set_robust_list(0x555593274760, 24) = 0 [pid 6592] chdir("./88") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6592] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6592] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6593 attached => {parent_tid=[192]}, 88) = 192 [pid 6592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6592] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6592] <... futex resumed>) = 0 [pid 6593] <... rseq resumed>) = 0 [pid 6592] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6593] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6593] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6593] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6592] <... futex resumed>) = 0 [pid 6593] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6592] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6592] <... futex resumed>) = 0 [pid 6593] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6592] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... mmap resumed>) = 0x7f10d89b5000 [pid 6593] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6593] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6592] <... futex resumed>) = 0 [pid 6593] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6592] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6592] <... futex resumed>) = 0 [pid 6593] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6592] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... futex resumed>) = 0 [pid 6592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6593] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6592] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6593] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6592] <... futex resumed>) = 0 [pid 6593] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6592] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6592] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6591] <... io_uring_enter resumed>) = 4096 [pid 6591] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6591] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] close(3) = 0 [pid 6590] close(4) = 0 [pid 6590] close(5) = -1 EBADF (Bad file descriptor) [pid 6590] close(6) = -1 EBADF (Bad file descriptor) [pid 6590] close(7) = -1 EBADF (Bad file descriptor) [pid 6590] close(8) = -1 EBADF (Bad file descriptor) [pid 6590] close(9) = -1 EBADF (Bad file descriptor) [pid 6590] close(10) = -1 EBADF (Bad file descriptor) [pid 6590] close(11) = -1 EBADF (Bad file descriptor) [pid 6590] close(12) = -1 EBADF (Bad file descriptor) [pid 6590] close(13) = -1 EBADF (Bad file descriptor) [pid 6590] close(14) = -1 EBADF (Bad file descriptor) [pid 6590] close(15) = -1 EBADF (Bad file descriptor) [pid 6590] close(16) = -1 EBADF (Bad file descriptor) [pid 6590] close(17) = -1 EBADF (Bad file descriptor) [pid 6590] close(18) = -1 EBADF (Bad file descriptor) [pid 6590] close(19) = -1 EBADF (Bad file descriptor) [pid 6590] close(20) = -1 EBADF (Bad file descriptor) [pid 6590] close(21) = -1 EBADF (Bad file descriptor) [pid 6590] close(22) = -1 EBADF (Bad file descriptor) [pid 6590] close(23) = -1 EBADF (Bad file descriptor) [pid 6590] close(24) = -1 EBADF (Bad file descriptor) [pid 6590] close(25) = -1 EBADF (Bad file descriptor) [pid 6590] close(26) = -1 EBADF (Bad file descriptor) [pid 6590] close(27) = -1 EBADF (Bad file descriptor) [pid 6590] close(28) = -1 EBADF (Bad file descriptor) [pid 6590] close(29) = -1 EBADF (Bad file descriptor) [pid 6590] exit_group(0 [pid 6591] <... futex resumed>) = ? [pid 6590] <... exit_group resumed>) = ? [pid 6591] +++ exited with 0 +++ [pid 6590] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./86/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./86") = 0 [pid 5872] mkdir("./87", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 184 ./strace-static-x86_64: Process 6594 attached [pid 6594] set_robust_list(0x555593274760, 24) = 0 [pid 6594] chdir("./87" [pid 6592] close(3 [pid 6594] <... chdir resumed>) = 0 [pid 6592] <... close resumed>) = 0 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6592] close(4 [pid 6594] <... prctl resumed>) = 0 [pid 6592] <... close resumed>) = 0 [pid 6594] setpgid(0, 0 [pid 6592] close(5 [pid 6594] <... setpgid resumed>) = 0 [pid 6592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] close(6) = -1 EBADF (Bad file descriptor) [pid 6592] close(7 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] close(8) = -1 EBADF (Bad file descriptor) [pid 6592] close(9) = -1 EBADF (Bad file descriptor) [pid 6592] close(10 [pid 6594] <... openat resumed>) = 3 [pid 6592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6594] write(3, "1000", 4 [pid 6593] <... io_uring_enter resumed>) = 4096 [pid 6592] close(11 [pid 6594] <... write resumed>) = 4 [pid 6592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] close(12 [pid 6594] close(3 [pid 6592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] close(13) = -1 EBADF (Bad file descriptor) [pid 6594] <... close resumed>) = 0 [pid 6592] close(14) = -1 EBADF (Bad file descriptor) [pid 6592] close(15) = -1 EBADF (Bad file descriptor) [pid 6592] close(16) = -1 EBADF (Bad file descriptor) [pid 6592] close(17) = -1 EBADF (Bad file descriptor) [pid 6592] close(18) = -1 EBADF (Bad file descriptor) [pid 6592] close(19) = -1 EBADF (Bad file descriptor) [pid 6592] close(20) = -1 EBADF (Bad file descriptor) [pid 6592] close(21executing program ) = -1 EBADF (Bad file descriptor) [pid 6592] close(22) = -1 EBADF (Bad file descriptor) [pid 6592] close(23) = -1 EBADF (Bad file descriptor) [pid 6592] close(24) = -1 EBADF (Bad file descriptor) [pid 6592] close(25) = -1 EBADF (Bad file descriptor) [pid 6592] close(26) = -1 EBADF (Bad file descriptor) [pid 6592] close(27) = -1 EBADF (Bad file descriptor) [pid 6592] close(28) = -1 EBADF (Bad file descriptor) [pid 6592] close(29) = -1 EBADF (Bad file descriptor) [pid 6592] exit_group(0) = ? [pid 6594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6594] write(1, "executing program\n", 18) = 18 [pid 6593] +++ exited with 0 +++ [pid 6592] +++ exited with 0 +++ [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6594] <... futex resumed>) = 0 [pid 6594] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6594] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5874] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6594] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 5874] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6594] <... mprotect resumed>) = 0 [pid 5874] <... openat resumed>) = 3 [pid 5874] newfstatat(3, "", [pid 6594] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6594] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6594] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6594] <... clone3 resumed> => {parent_tid=[185]}, 88) = 185 [pid 5874] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6595 attached [pid 6594] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5874] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./88/binderfs" [pid 6595] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... unlink resumed>) = 0 [pid 6595] <... rseq resumed>) = 0 [pid 5874] getdents64(3, [pid 6595] set_robust_list(0x7f10d89fa9a0, 24 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6595] <... set_robust_list resumed>) = 0 [pid 5874] close(3 [pid 6595] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... close resumed>) = 0 [pid 6595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] rmdir("./88" [pid 6595] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5874] <... rmdir resumed>) = 0 [pid 5874] mkdir("./89", 0777 [pid 6595] <... openat resumed>) = 3 [pid 5874] <... mkdir resumed>) = 0 [pid 6595] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6595] <... futex resumed>) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6595] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6594] <... futex resumed>) = 0 [pid 6595] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 193 ./strace-static-x86_64: Process 6596 attached [pid 6595] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] set_robust_list(0x555593274760, 24) = 0 [pid 6595] <... mmap resumed>) = 0x7f10d89b5000 [pid 6596] chdir("./89" [pid 6595] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6595] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... chdir resumed>) = 0 [pid 6595] <... futex resumed>) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6595] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6594] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... prctl resumed>) = 0 [pid 6595] <... futex resumed>) = 0 [pid 6594] <... futex resumed>) = 0 [pid 6595] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6596] setpgid(0, 0 [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6594] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... setpgid resumed>) = 0 [pid 6595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6595] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6594] <... futex resumed>) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6595] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6594] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... openat resumed>) = 3 [pid 6596] write(3, "1000", 4) = 4 [pid 6596] close(3) = 0 [pid 6596] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6596] write(1, "executing program\n", 18executing program ) = 18 [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6596] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6596] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6596] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6597 attached => {parent_tid=[194]}, 88) = 194 [pid 6597] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6596] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... rseq resumed>) = 0 [pid 6597] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6597] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6597] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6597] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6597] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6597] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 1 [pid 6597] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = 0 [pid 6597] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = 1 [pid 6597] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6596] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6595] <... io_uring_enter resumed>) = 4096 [pid 6595] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6595] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6594] close(3) = 0 [pid 6594] close(4) = 0 [pid 6594] close(5) = -1 EBADF (Bad file descriptor) [pid 6594] close(6) = -1 EBADF (Bad file descriptor) [pid 6594] close(7) = -1 EBADF (Bad file descriptor) [pid 6594] close(8) = -1 EBADF (Bad file descriptor) [pid 6594] close(9) = -1 EBADF (Bad file descriptor) [pid 6594] close(10) = -1 EBADF (Bad file descriptor) [pid 6594] close(11) = -1 EBADF (Bad file descriptor) [pid 6594] close(12) = -1 EBADF (Bad file descriptor) [pid 6594] close(13) = -1 EBADF (Bad file descriptor) [pid 6594] close(14) = -1 EBADF (Bad file descriptor) [pid 6594] close(15) = -1 EBADF (Bad file descriptor) [pid 6594] close(16) = -1 EBADF (Bad file descriptor) [pid 6594] close(17) = -1 EBADF (Bad file descriptor) [pid 6594] close(18) = -1 EBADF (Bad file descriptor) [pid 6594] close(19) = -1 EBADF (Bad file descriptor) [pid 6594] close(20) = -1 EBADF (Bad file descriptor) [pid 6594] close(21) = -1 EBADF (Bad file descriptor) [pid 6594] close(22) = -1 EBADF (Bad file descriptor) [pid 6594] close(23) = -1 EBADF (Bad file descriptor) [pid 6594] close(24) = -1 EBADF (Bad file descriptor) [pid 6594] close(25) = -1 EBADF (Bad file descriptor) [pid 6594] close(26) = -1 EBADF (Bad file descriptor) [pid 6594] close(27) = -1 EBADF (Bad file descriptor) [pid 6594] close(28) = -1 EBADF (Bad file descriptor) [pid 6594] close(29) = -1 EBADF (Bad file descriptor) [pid 6594] exit_group(0 [pid 6595] <... futex resumed>) = ? [pid 6594] <... exit_group resumed>) = ? [pid 6595] +++ exited with 0 +++ [pid 6594] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./87/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./87") = 0 [pid 5872] mkdir("./88", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6598 attached [pid 6598] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 186 [pid 6598] <... set_robust_list resumed>) = 0 [pid 6598] chdir("./88") = 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 [pid 6598] write(1, "executing program\n", 18executing program ) = 18 [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6598] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6598] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6599 attached [pid 6599] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6598] <... clone3 resumed> => {parent_tid=[187]}, 88) = 187 [pid 6597] <... io_uring_enter resumed>) = 4096 [pid 6599] <... rseq resumed>) = 0 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6597] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6597] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6599] set_robust_list(0x7f10d89fa9a0, 24 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] close(3 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6598] <... futex resumed>) = 0 [pid 6596] <... close resumed>) = 0 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] close(4 [pid 6599] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6596] <... close resumed>) = 0 [pid 6596] close(5 [pid 6599] <... openat resumed>) = 3 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6596] close(6) = -1 EBADF (Bad file descriptor) [pid 6596] close(7) = -1 EBADF (Bad file descriptor) [pid 6596] close(8) = -1 EBADF (Bad file descriptor) [pid 6596] close(9) = -1 EBADF (Bad file descriptor) [pid 6596] close(10) = -1 EBADF (Bad file descriptor) [pid 6599] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] close(11) = -1 EBADF (Bad file descriptor) [pid 6596] close(12) = -1 EBADF (Bad file descriptor) [pid 6596] close(13 [pid 6599] <... futex resumed>) = 1 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6599] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] <... futex resumed>) = 0 [pid 6596] close(14 [pid 6598] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 1 [pid 6596] close(15 [pid 6599] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6599] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6596] close(16) = -1 EBADF (Bad file descriptor) [pid 6596] close(17) = -1 EBADF (Bad file descriptor) [pid 6596] close(18) = -1 EBADF (Bad file descriptor) [pid 6596] close(19) = -1 EBADF (Bad file descriptor) [pid 6599] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6596] close(20 [pid 6599] <... mmap resumed>) = 0x7f10d89b5000 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6596] close(21) = -1 EBADF (Bad file descriptor) [pid 6596] close(22) = -1 EBADF (Bad file descriptor) [pid 6596] close(23) = -1 EBADF (Bad file descriptor) [pid 6596] close(24 [pid 6599] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6599] <... mmap resumed>) = 0x7f10d8975000 [pid 6596] close(25) = -1 EBADF (Bad file descriptor) [pid 6596] close(26) = -1 EBADF (Bad file descriptor) [pid 6596] close(27) = -1 EBADF (Bad file descriptor) [pid 6596] close(28) = -1 EBADF (Bad file descriptor) [pid 6599] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] close(29 [pid 6599] <... futex resumed>) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6599] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] exit_group(0 [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 0 [pid 6596] <... exit_group resumed>) = ? [pid 6599] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = 1 [pid 6599] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6599] <... futex resumed>) = 0 [pid 6598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6599] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] <... futex resumed>) = 0 [pid 6599] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6598] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] <... futex resumed>) = ? [pid 6597] +++ exited with 0 +++ [pid 6596] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./89/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./89") = 0 [pid 5874] mkdir("./90", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6600 attached , child_tidptr=0x555593274750) = 195 [pid 6600] set_robust_list(0x555593274760, 24) = 0 [pid 6600] chdir("./90") = 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" [pid 6598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6600] <... symlink resumed>) = 0 [pid 6600] write(1, "executing program\n", 18executing program ) = 18 [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6600] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6600] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6600] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6600] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6601 attached => {parent_tid=[196]}, 88) = 196 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6600] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6600] <... futex resumed>) = 0 [pid 6601] <... rseq resumed>) = 0 [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6601] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6601] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6600] <... futex resumed>) = 0 [pid 6600] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6601] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6601] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6601] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6601] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... futex resumed>) = 0 [pid 6600] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] <... futex resumed>) = 1 [pid 6601] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6600] <... futex resumed>) = 0 [pid 6601] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 6601] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6600] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 6600] <... futex resumed>) = 1 [pid 6601] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6600] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6598] close(3) = 0 [pid 6598] close(4) = 0 [pid 6598] close(5) = -1 EBADF (Bad file descriptor) [pid 6598] close(6) = -1 EBADF (Bad file descriptor) [pid 6598] close(7) = -1 EBADF (Bad file descriptor) [pid 6598] close(8) = -1 EBADF (Bad file descriptor) [pid 6598] close(9) = -1 EBADF (Bad file descriptor) [pid 6598] close(10) = -1 EBADF (Bad file descriptor) [pid 6598] close(11) = -1 EBADF (Bad file descriptor) [pid 6598] close(12) = -1 EBADF (Bad file descriptor) [pid 6598] close(13) = -1 EBADF (Bad file descriptor) [pid 6598] close(14) = -1 EBADF (Bad file descriptor) [pid 6598] close(15) = -1 EBADF (Bad file descriptor) [pid 6598] close(16) = -1 EBADF (Bad file descriptor) [pid 6598] close(17) = -1 EBADF (Bad file descriptor) [pid 6598] close(18) = -1 EBADF (Bad file descriptor) [pid 6598] close(19) = -1 EBADF (Bad file descriptor) [pid 6598] close(20) = -1 EBADF (Bad file descriptor) [pid 6598] close(21) = -1 EBADF (Bad file descriptor) [pid 6598] close(22) = -1 EBADF (Bad file descriptor) [pid 6598] close(23) = -1 EBADF (Bad file descriptor) [pid 6598] close(24) = -1 EBADF (Bad file descriptor) [pid 6598] close(25) = -1 EBADF (Bad file descriptor) [pid 6598] close(26) = -1 EBADF (Bad file descriptor) [pid 6598] close(27) = -1 EBADF (Bad file descriptor) [pid 6598] close(28) = -1 EBADF (Bad file descriptor) [pid 6598] close(29) = -1 EBADF (Bad file descriptor) [pid 6598] exit_group(0) = ? [pid 6599] <... io_uring_enter resumed>) = ? [pid 6599] +++ exited with 0 +++ [pid 6598] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./88/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./88") = 0 [pid 5872] mkdir("./89", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 188 ./strace-static-x86_64: Process 6602 attached [pid 6602] set_robust_list(0x555593274760, 24) = 0 [pid 6602] chdir("./89") = 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 6601] <... io_uring_enter resumed>) = 4096 [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6602] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6602] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6602] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6603 attached [pid 6603] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6602] <... clone3 resumed> => {parent_tid=[189]}, 88) = 189 [pid 6603] <... rseq resumed>) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], [pid 6603] set_robust_list(0x7f10d89fa9a0, 24 [pid 6602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6603] <... set_robust_list resumed>) = 0 [pid 6602] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], [pid 6602] <... futex resumed>) = 0 [pid 6601] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6601] <... futex resumed>) = 0 [pid 6603] <... openat resumed>) = 3 [pid 6601] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6603] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = 0 [pid 6602] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6603] <... futex resumed>) = 1 [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6600] close(3) = 0 [pid 6600] close(4) = 0 [pid 6600] close(5 [pid 6603] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] <... mmap resumed>) = 0x7f10d89b5000 [pid 6600] close(6) = -1 EBADF (Bad file descriptor) [pid 6600] close(7 [pid 6603] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] <... mmap resumed>) = 0x7f10d8975000 [pid 6600] close(8) = -1 EBADF (Bad file descriptor) [pid 6600] close(9) = -1 EBADF (Bad file descriptor) [pid 6600] close(10) = -1 EBADF (Bad file descriptor) [pid 6603] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6602] <... futex resumed>) = 0 [pid 6600] close(11 [pid 6603] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] <... futex resumed>) = 0 [pid 6602] <... futex resumed>) = 0 [pid 6603] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] close(12 [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = 0 [pid 6602] <... futex resumed>) = 1 [pid 6600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] close(13 [pid 6603] <... futex resumed>) = 0 [pid 6602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6603] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6602] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6602] <... futex resumed>) = 0 [pid 6602] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6600] close(14) = -1 EBADF (Bad file descriptor) [pid 6600] close(15) = -1 EBADF (Bad file descriptor) [pid 6600] close(16) = -1 EBADF (Bad file descriptor) [pid 6600] close(17) = -1 EBADF (Bad file descriptor) [pid 6600] close(18) = -1 EBADF (Bad file descriptor) [pid 6600] close(19) = -1 EBADF (Bad file descriptor) [pid 6600] close(20) = -1 EBADF (Bad file descriptor) [pid 6600] close(21) = -1 EBADF (Bad file descriptor) [pid 6602] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6600] close(22) = -1 EBADF (Bad file descriptor) [pid 6600] close(23) = -1 EBADF (Bad file descriptor) [pid 6600] close(24) = -1 EBADF (Bad file descriptor) [pid 6600] close(25) = -1 EBADF (Bad file descriptor) [pid 6600] close(26) = -1 EBADF (Bad file descriptor) [pid 6600] close(27) = -1 EBADF (Bad file descriptor) [pid 6600] close(28) = -1 EBADF (Bad file descriptor) [pid 6600] close(29) = -1 EBADF (Bad file descriptor) [pid 6600] exit_group(0 [pid 6601] <... futex resumed>) = ? [pid 6601] +++ exited with 0 +++ [pid 6600] <... exit_group resumed>) = ? [pid 6600] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./90/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./90") = 0 [pid 5874] mkdir("./91", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6604 attached , child_tidptr=0x555593274750) = 197 [pid 6604] set_robust_list(0x555593274760, 24) = 0 [pid 6604] chdir("./91") = 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 executing program [pid 6604] write(1, "executing program\n", 18) = 18 [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6604] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6604] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[198]}, 88) = 198 [pid 6604] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6605 attached NULL, 8) = 0 [pid 6605] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6604] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] <... rseq resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6605] set_robust_list(0x7f10d89fa9a0, 24 [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... set_robust_list resumed>) = 0 [pid 6605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6605] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6605] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6605] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] <... futex resumed>) = 0 [pid 6604] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] <... futex resumed>) = 0 [pid 6604] <... futex resumed>) = 1 [pid 6605] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6605] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6605] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6603] <... io_uring_enter resumed>) = 4096 [pid 6605] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6604] <... futex resumed>) = 0 [pid 6605] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] <... futex resumed>) = 0 [pid 6604] <... futex resumed>) = 0 [pid 6605] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6604] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6605] <... futex resumed>) = 0 [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6605] <... futex resumed>) = 0 [pid 6605] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6604] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6604] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] close(3 [pid 6603] <... futex resumed>) = 0 [pid 6603] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6602] <... close resumed>) = 0 [pid 6602] close(4) = 0 [pid 6602] close(5) = -1 EBADF (Bad file descriptor) [pid 6602] close(6) = -1 EBADF (Bad file descriptor) [pid 6602] close(7) = -1 EBADF (Bad file descriptor) [pid 6602] close(8) = -1 EBADF (Bad file descriptor) [pid 6602] close(9) = -1 EBADF (Bad file descriptor) [pid 6604] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6602] close(10) = -1 EBADF (Bad file descriptor) [pid 6602] close(11) = -1 EBADF (Bad file descriptor) [pid 6602] close(12) = -1 EBADF (Bad file descriptor) [pid 6602] close(13) = -1 EBADF (Bad file descriptor) [pid 6602] close(14) = -1 EBADF (Bad file descriptor) [pid 6602] close(15) = -1 EBADF (Bad file descriptor) [pid 6602] close(16) = -1 EBADF (Bad file descriptor) [pid 6602] close(17) = -1 EBADF (Bad file descriptor) [pid 6602] close(18) = -1 EBADF (Bad file descriptor) [pid 6602] close(19) = -1 EBADF (Bad file descriptor) [pid 6602] close(20) = -1 EBADF (Bad file descriptor) [pid 6602] close(21) = -1 EBADF (Bad file descriptor) [pid 6602] close(22) = -1 EBADF (Bad file descriptor) [pid 6602] close(23) = -1 EBADF (Bad file descriptor) [pid 6602] close(24) = -1 EBADF (Bad file descriptor) [pid 6602] close(25) = -1 EBADF (Bad file descriptor) [pid 6602] close(26) = -1 EBADF (Bad file descriptor) [pid 6602] close(27) = -1 EBADF (Bad file descriptor) [pid 6602] close(28) = -1 EBADF (Bad file descriptor) [pid 6602] close(29) = -1 EBADF (Bad file descriptor) [pid 6602] exit_group(0) = ? [pid 6603] <... futex resumed>) = ? [pid 6603] +++ exited with 0 +++ [pid 6602] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./89/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./89") = 0 [pid 5872] mkdir("./90", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 190 ./strace-static-x86_64: Process 6606 attached [pid 6606] set_robust_list(0x555593274760, 24) = 0 [pid 6606] chdir("./90") = 0 executing program [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", 18) = 18 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6606] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6606] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6606] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6606] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[191]}, 88) = 191 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6606] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6607 attached ) = 0 [pid 6607] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... rseq resumed>) = 0 [pid 6607] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6607] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6607] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6606] <... futex resumed>) = 0 [pid 6607] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6606] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6607] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6607] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6607] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6606] <... futex resumed>) = 0 [pid 6606] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = 0 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... futex resumed>) = 0 [pid 6607] <... futex resumed>) = 0 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = 0 [pid 6606] <... futex resumed>) = 1 [pid 6607] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6606] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... io_uring_enter resumed>) = 4096 [pid 6605] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6605] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6604] close(3) = 0 [pid 6604] close(4) = 0 [pid 6604] close(5) = -1 EBADF (Bad file descriptor) [pid 6604] close(6 [pid 6606] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6604] close(7) = -1 EBADF (Bad file descriptor) [pid 6604] close(8) = -1 EBADF (Bad file descriptor) [pid 6604] close(9) = -1 EBADF (Bad file descriptor) [pid 6604] close(10) = -1 EBADF (Bad file descriptor) [pid 6604] close(11) = -1 EBADF (Bad file descriptor) [pid 6604] close(12) = -1 EBADF (Bad file descriptor) [pid 6604] close(13) = -1 EBADF (Bad file descriptor) [pid 6604] close(14) = -1 EBADF (Bad file descriptor) [pid 6604] close(15) = -1 EBADF (Bad file descriptor) [pid 6604] close(16) = -1 EBADF (Bad file descriptor) [pid 6604] close(17) = -1 EBADF (Bad file descriptor) [pid 6604] close(18) = -1 EBADF (Bad file descriptor) [pid 6604] close(19) = -1 EBADF (Bad file descriptor) [pid 6604] close(20) = -1 EBADF (Bad file descriptor) [pid 6604] close(21) = -1 EBADF (Bad file descriptor) [pid 6604] close(22) = -1 EBADF (Bad file descriptor) [pid 6604] close(23) = -1 EBADF (Bad file descriptor) [pid 6604] close(24) = -1 EBADF (Bad file descriptor) [pid 6604] close(25) = -1 EBADF (Bad file descriptor) [pid 6604] close(26) = -1 EBADF (Bad file descriptor) [pid 6604] close(27) = -1 EBADF (Bad file descriptor) [pid 6604] close(28) = -1 EBADF (Bad file descriptor) [pid 6604] close(29) = -1 EBADF (Bad file descriptor) [pid 6604] exit_group(0 [pid 6605] <... futex resumed>) = ? [pid 6604] <... exit_group resumed>) = ? [pid 6605] +++ exited with 0 +++ [pid 6604] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./91/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./91") = 0 [pid 5874] mkdir("./92", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 199 ./strace-static-x86_64: Process 6608 attached [pid 6608] set_robust_list(0x555593274760, 24) = 0 [pid 6608] chdir("./92") = 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"executing program ) = 0 [pid 6608] write(1, "executing program\n", 18) = 18 [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6608] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6608] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[200]}, 88) = 200 ./strace-static-x86_64: Process 6609 attached [pid 6609] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6609] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6608] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = 1 [pid 6609] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] <... openat resumed>) = 3 [pid 6609] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = 1 [pid 6609] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6609] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6609] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6609] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] <... futex resumed>) = 0 [pid 6608] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = 0 [pid 6608] <... futex resumed>) = 1 [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6609] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] close(3 [pid 6609] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... futex resumed>) = 0 [pid 6606] <... close resumed>) = 0 [pid 6606] close(4) = 0 [pid 6606] close(5) = -1 EBADF (Bad file descriptor) [pid 6606] close(6) = -1 EBADF (Bad file descriptor) [pid 6606] close(7) = -1 EBADF (Bad file descriptor) [pid 6606] close(8) = -1 EBADF (Bad file descriptor) [pid 6606] close(9) = -1 EBADF (Bad file descriptor) [pid 6609] <... futex resumed>) = 0 [pid 6606] close(10 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6606] close(11) = -1 EBADF (Bad file descriptor) [pid 6606] close(12) = -1 EBADF (Bad file descriptor) [pid 6606] close(13) = -1 EBADF (Bad file descriptor) [pid 6606] close(14) = -1 EBADF (Bad file descriptor) [pid 6606] close(15) = -1 EBADF (Bad file descriptor) [pid 6606] close(16 [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6608] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] close(17) = -1 EBADF (Bad file descriptor) [pid 6606] close(18 [pid 6609] <... futex resumed>) = 0 [pid 6606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6609] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6606] close(19) = -1 EBADF (Bad file descriptor) [pid 6606] close(20) = -1 EBADF (Bad file descriptor) [pid 6606] close(21) = -1 EBADF (Bad file descriptor) [pid 6606] close(22) = -1 EBADF (Bad file descriptor) [pid 6606] close(23) = -1 EBADF (Bad file descriptor) [pid 6606] close(24) = -1 EBADF (Bad file descriptor) [pid 6606] close(25) = -1 EBADF (Bad file descriptor) [pid 6606] close(26 [pid 6607] <... io_uring_enter resumed>) = 4096 [pid 6607] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6607] <... futex resumed>) = 0 [pid 6606] close(27 [pid 6607] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6606] close(28) = -1 EBADF (Bad file descriptor) [pid 6606] close(29) = -1 EBADF (Bad file descriptor) [pid 6606] exit_group(0) = ? [pid 6607] <... futex resumed>) = ? [pid 6608] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6607] +++ exited with 0 +++ [pid 6606] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./90/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./90") = 0 [pid 5872] mkdir("./91", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6610 attached [pid 6610] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 192 [pid 6610] <... set_robust_list resumed>) = 0 [pid 6610] chdir("./91") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6610] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6610] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6610] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6610] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6611 attached [pid 6611] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6611] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6610] <... clone3 resumed> => {parent_tid=[193]}, 88) = 193 [pid 6610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6609] <... io_uring_enter resumed>) = 4096 [pid 6610] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] <... futex resumed>) = 0 [pid 6610] <... futex resumed>) = 1 [pid 6611] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6610] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] <... openat resumed>) = 3 [pid 6611] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6610] <... futex resumed>) = 0 [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6610] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6610] <... futex resumed>) = 0 [pid 6611] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6610] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6611] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6611] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6611] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6610] <... futex resumed>) = 0 [pid 6609] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] close(3) = 0 [pid 6608] close(4) = 0 [pid 6608] close(5) = -1 EBADF (Bad file descriptor) [pid 6608] close(6) = -1 EBADF (Bad file descriptor) [pid 6608] close(7) = -1 EBADF (Bad file descriptor) [pid 6608] close(8) = -1 EBADF (Bad file descriptor) [pid 6608] close(9) = -1 EBADF (Bad file descriptor) [pid 6608] close(10) = -1 EBADF (Bad file descriptor) [pid 6608] close(11) = -1 EBADF (Bad file descriptor) [pid 6610] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6609] <... futex resumed>) = 0 [pid 6608] close(12 [pid 6611] <... futex resumed>) = 0 [pid 6610] <... futex resumed>) = 1 [pid 6609] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] close(13 [pid 6611] <... futex resumed>) = 0 [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] close(14 [pid 6610] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6608] close(15 [pid 6611] <... futex resumed>) = 0 [pid 6610] <... futex resumed>) = 1 [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] close(16 [pid 6611] <... futex resumed>) = 0 [pid 6610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6610] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] close(17 [pid 6611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6610] <... futex resumed>) = 0 [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6608] close(18 [pid 6610] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6608] close(19) = -1 EBADF (Bad file descriptor) [pid 6608] close(20) = -1 EBADF (Bad file descriptor) [pid 6608] close(21) = -1 EBADF (Bad file descriptor) [pid 6608] close(22) = -1 EBADF (Bad file descriptor) [pid 6608] close(23) = -1 EBADF (Bad file descriptor) [pid 6608] close(24) = -1 EBADF (Bad file descriptor) [pid 6608] close(25) = -1 EBADF (Bad file descriptor) [pid 6608] close(26) = -1 EBADF (Bad file descriptor) [pid 6608] close(27) = -1 EBADF (Bad file descriptor) [pid 6608] close(28) = -1 EBADF (Bad file descriptor) [pid 6608] close(29) = -1 EBADF (Bad file descriptor) [pid 6608] exit_group(0) = ? [pid 6609] <... futex resumed>) = ? [pid 6609] +++ exited with 0 +++ [pid 6608] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6610] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./92/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./92") = 0 [pid 5874] mkdir("./93", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6612 attached [pid 6612] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 201 [pid 6612] <... set_robust_list resumed>) = 0 [pid 6612] chdir("./93") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6612] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6612] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[202]}, 88) = 202 [pid 6612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6612] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6612] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6613 attached [pid 6613] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6613] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6613] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6613] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6612] <... futex resumed>) = 0 [pid 6612] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6612] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6613] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6613] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6613] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6612] <... futex resumed>) = 0 [pid 6612] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6612] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6612] <... futex resumed>) = 0 [pid 6613] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6613] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 0 [pid 6612] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6612] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6612] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6612] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6611] <... io_uring_enter resumed>) = 4096 [pid 6611] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6610] close(3) = 0 [pid 6610] close(4) = 0 [pid 6610] close(5) = -1 EBADF (Bad file descriptor) [pid 6610] close(6) = -1 EBADF (Bad file descriptor) [pid 6611] <... futex resumed>) = 0 [pid 6611] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6610] close(7) = -1 EBADF (Bad file descriptor) [pid 6610] close(8) = -1 EBADF (Bad file descriptor) [pid 6610] close(9) = -1 EBADF (Bad file descriptor) [pid 6610] close(10) = -1 EBADF (Bad file descriptor) [pid 6610] close(11) = -1 EBADF (Bad file descriptor) [pid 6610] close(12) = -1 EBADF (Bad file descriptor) [pid 6610] close(13) = -1 EBADF (Bad file descriptor) [pid 6610] close(14) = -1 EBADF (Bad file descriptor) [pid 6610] close(15) = -1 EBADF (Bad file descriptor) [pid 6610] close(16) = -1 EBADF (Bad file descriptor) [pid 6610] close(17) = -1 EBADF (Bad file descriptor) [pid 6610] close(18) = -1 EBADF (Bad file descriptor) [pid 6610] close(19) = -1 EBADF (Bad file descriptor) [pid 6610] close(20) = -1 EBADF (Bad file descriptor) [pid 6610] close(21) = -1 EBADF (Bad file descriptor) [pid 6610] close(22) = -1 EBADF (Bad file descriptor) [pid 6610] close(23) = -1 EBADF (Bad file descriptor) [pid 6610] close(24) = -1 EBADF (Bad file descriptor) [pid 6610] close(25) = -1 EBADF (Bad file descriptor) [pid 6610] close(26) = -1 EBADF (Bad file descriptor) [pid 6610] close(27) = -1 EBADF (Bad file descriptor) [pid 6610] close(28) = -1 EBADF (Bad file descriptor) [pid 6610] close(29) = -1 EBADF (Bad file descriptor) [pid 6610] exit_group(0) = ? [pid 6611] <... futex resumed>) = ? [pid 6611] +++ exited with 0 +++ [pid 6610] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./91/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./91") = 0 [pid 5872] mkdir("./92", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6614 attached [pid 6614] set_robust_list(0x555593274760, 24) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 194 executing program [pid 6614] chdir("./92") = 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 [pid 6614] write(1, "executing program\n", 18) = 18 [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6614] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6614] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[195]}, 88) = 195 ./strace-static-x86_64: Process 6615 attached [pid 6613] <... io_uring_enter resumed>) = 4096 [pid 6615] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6614] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6613] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... rseq resumed>) = 0 [pid 6612] close(3 [pid 6615] set_robust_list(0x7f10d89fa9a0, 24 [pid 6613] <... futex resumed>) = 0 [pid 6612] <... close resumed>) = 0 [pid 6615] <... set_robust_list resumed>) = 0 [pid 6613] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6612] close(4 [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] <... close resumed>) = 0 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] close(5) = -1 EBADF (Bad file descriptor) [pid 6615] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6612] close(6 [pid 6615] <... openat resumed>) = 3 [pid 6612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6612] close(7) = -1 EBADF (Bad file descriptor) [pid 6612] close(8 [pid 6615] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6615] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 0 [pid 6612] close(9 [pid 6615] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 0 [pid 6612] close(10 [pid 6615] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6612] close(11) = -1 EBADF (Bad file descriptor) [pid 6612] close(12) = -1 EBADF (Bad file descriptor) [pid 6612] close(13) = -1 EBADF (Bad file descriptor) [pid 6612] close(14) = -1 EBADF (Bad file descriptor) [pid 6612] close(15) = -1 EBADF (Bad file descriptor) [pid 6612] close(16) = -1 EBADF (Bad file descriptor) [pid 6612] close(17) = -1 EBADF (Bad file descriptor) [pid 6612] close(18) = -1 EBADF (Bad file descriptor) [pid 6612] close(19) = -1 EBADF (Bad file descriptor) [pid 6612] close(20) = -1 EBADF (Bad file descriptor) [pid 6612] close(21) = -1 EBADF (Bad file descriptor) [pid 6612] close(22) = -1 EBADF (Bad file descriptor) [pid 6612] close(23) = -1 EBADF (Bad file descriptor) [pid 6612] close(24) = -1 EBADF (Bad file descriptor) [pid 6612] close(25) = -1 EBADF (Bad file descriptor) [pid 6612] close(26) = -1 EBADF (Bad file descriptor) [pid 6612] close(27) = -1 EBADF (Bad file descriptor) [pid 6612] close(28) = -1 EBADF (Bad file descriptor) [pid 6612] close(29) = -1 EBADF (Bad file descriptor) [pid 6612] exit_group(0 [pid 6613] <... futex resumed>) = ? [pid 6612] <... exit_group resumed>) = ? [pid 6613] +++ exited with 0 +++ [pid 6612] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./93/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./93") = 0 [pid 5874] mkdir("./94", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6616 attached , child_tidptr=0x555593274750) = 203 [pid 6616] set_robust_list(0x555593274760, 24) = 0 [pid 6616] chdir("./94") = 0 [pid 6615] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6615] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6616] setpgid(0, 0) = 0 [pid 6615] <... mmap resumed>) = 0x7f10d89b5000 [pid 6615] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6615] <... mmap resumed>) = 0x7f10d8975000 [pid 6616] <... openat resumed>) = 3 [pid 6615] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] write(3, "1000", 4 [pid 6615] <... futex resumed>) = 1 [pid 6616] <... write resumed>) = 4 [pid 6614] <... futex resumed>) = 0 [pid 6616] close(3 [pid 6615] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] <... close resumed>) = 0 [pid 6615] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6616] symlink("/dev/binderfs", "./binderfs" [pid 6615] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6616] <... symlink resumed>) = 0 [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] write(1, "executing program\n", 18 [pid 6614] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... write resumed>) = 18 [pid 6615] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = 1 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6615] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 0 [pid 6616] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6615] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6614] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6616] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6616] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[204]}, 88) = 204 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6616] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6617 attached [pid 6617] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6617] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6617] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6617] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6617] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6616] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6617] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6616] <... futex resumed>) = 0 [pid 6617] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] <... mmap resumed>) = 0x7f10d89b5000 [pid 6617] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6617] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6616] <... futex resumed>) = 0 [pid 6616] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6616] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6617] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6616] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6614] close(3) = 0 [pid 6614] close(4) = 0 [pid 6614] close(5) = -1 EBADF (Bad file descriptor) [pid 6614] close(6) = -1 EBADF (Bad file descriptor) [pid 6614] close(7) = -1 EBADF (Bad file descriptor) [pid 6614] close(8) = -1 EBADF (Bad file descriptor) [pid 6614] close(9) = -1 EBADF (Bad file descriptor) [pid 6614] close(10) = -1 EBADF (Bad file descriptor) [pid 6614] close(11) = -1 EBADF (Bad file descriptor) [pid 6614] close(12) = -1 EBADF (Bad file descriptor) [pid 6614] close(13) = -1 EBADF (Bad file descriptor) [pid 6614] close(14) = -1 EBADF (Bad file descriptor) [pid 6614] close(15) = -1 EBADF (Bad file descriptor) [pid 6614] close(16) = -1 EBADF (Bad file descriptor) [pid 6614] close(17) = -1 EBADF (Bad file descriptor) [pid 6614] close(18) = -1 EBADF (Bad file descriptor) [pid 6614] close(19) = -1 EBADF (Bad file descriptor) [pid 6614] close(20) = -1 EBADF (Bad file descriptor) [pid 6614] close(21) = -1 EBADF (Bad file descriptor) [pid 6614] close(22) = -1 EBADF (Bad file descriptor) [pid 6614] close(23) = -1 EBADF (Bad file descriptor) [pid 6614] close(24) = -1 EBADF (Bad file descriptor) [pid 6614] close(25) = -1 EBADF (Bad file descriptor) [pid 6614] close(26) = -1 EBADF (Bad file descriptor) [pid 6614] close(27) = -1 EBADF (Bad file descriptor) [pid 6614] close(28) = -1 EBADF (Bad file descriptor) [pid 6614] close(29) = -1 EBADF (Bad file descriptor) [pid 6614] exit_group(0) = ? [pid 6615] <... io_uring_enter resumed>) = ? [pid 6615] +++ exited with 0 +++ [pid 6614] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6616] close(3 [pid 5872] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6616] <... close resumed>) = 0 [pid 5872] <... openat resumed>) = 3 [pid 6616] close(4 [pid 5872] newfstatat(3, "", [pid 6616] <... close resumed>) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6616] close(5 [pid 5872] getdents64(3, [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6616] close(6 [pid 5872] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6616] close(7 [pid 5872] newfstatat(AT_FDCWD, "./92/binderfs", [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6616] close(8 [pid 5872] unlink("./92/binderfs" [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... unlink resumed>) = 0 [pid 6616] close(9) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6616] close(10 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(3 [pid 6616] close(11) = -1 EBADF (Bad file descriptor) [pid 5872] <... close resumed>) = 0 [pid 6616] close(12 [pid 5872] rmdir("./92" [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... rmdir resumed>) = 0 [pid 6616] close(13 [pid 5872] mkdir("./93", 0777 [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdir resumed>) = 0 [pid 6616] close(14 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6616] close(15) = -1 EBADF (Bad file descriptor) [pid 6616] close(16) = -1 EBADF (Bad file descriptor) [pid 6616] close(17) = -1 EBADF (Bad file descriptor) [pid 6616] close(18) = -1 EBADF (Bad file descriptor) [pid 6616] close(19) = -1 EBADF (Bad file descriptor) [pid 6616] close(20) = -1 EBADF (Bad file descriptor) [pid 6616] close(21) = -1 EBADF (Bad file descriptor) [pid 6616] close(22) = -1 EBADF (Bad file descriptor) [pid 6616] close(23) = -1 EBADF (Bad file descriptor) [pid 6616] close(24) = -1 EBADF (Bad file descriptor) [pid 6616] close(25) = -1 EBADF (Bad file descriptor) [pid 6616] close(26) = -1 EBADF (Bad file descriptor) [pid 6616] close(27) = -1 EBADF (Bad file descriptor) [pid 6616] close(28) = -1 EBADF (Bad file descriptor) [pid 6616] close(29) = -1 EBADF (Bad file descriptor) [pid 6616] exit_group(0) = ? [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 196 ./strace-static-x86_64: Process 6618 attached [pid 6618] set_robust_list(0x555593274760, 24 [pid 6617] <... io_uring_enter resumed>) = ? [pid 6618] <... set_robust_list resumed>) = 0 [pid 6618] chdir("./93") = 0 [pid 6618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6617] +++ exited with 0 +++ [pid 6616] +++ exited with 0 +++ [pid 6618] <... prctl resumed>) = 0 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [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"executing program ) = 0 [pid 6618] write(1, "executing program\n", 18) = 18 [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6618] <... mmap resumed>) = 0x7f10d89da000 [pid 5874] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./94/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./94") = 0 [pid 5874] mkdir("./95", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 205 ./strace-static-x86_64: Process 6619 attached [pid 6619] set_robust_list(0x555593274760, 24) = 0 [pid 6618] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6619] chdir("./95" [pid 6618] <... mprotect resumed>) = 0 [pid 6619] <... chdir resumed>) = 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 6618] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6620 attached => {parent_tid=[197]}, 88) = 197 [pid 6620] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6618] rt_sigprocmask(SIG_SETMASK, [], [pid 6620] <... rseq resumed>) = 0 [pid 6618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6620] set_robust_list(0x7f10d89fa9a0, 24 [pid 6618] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] <... set_robust_list resumed>) = 0 [pid 6618] <... futex resumed>) = 0 [pid 6620] rt_sigprocmask(SIG_SETMASK, [], [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6620] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6620] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] write(3, "1000", 4 [pid 6620] <... futex resumed>) = 1 [pid 6618] <... futex resumed>) = 0 [pid 6620] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] <... futex resumed>) = 0 [pid 6620] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... write resumed>) = 4 [pid 6619] close(3 [pid 6620] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6619] <... close resumed>) = 0 [pid 6619] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6619] write(1, "executing program\n", 18) = 18 [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6620] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6619] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6620] <... mmap resumed>) = 0x7f10d89b5000 [pid 6619] <... clone3 resumed> => {parent_tid=[206]}, 88) = 206 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6619] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000./strace-static-x86_64: Process 6621 attached [pid 6621] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6620] <... mmap resumed>) = 0x7f10d8975000 [pid 6621] <... rseq resumed>) = 0 [pid 6620] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] set_robust_list(0x7f10d89fa9a0, 24 [pid 6620] <... futex resumed>) = 1 [pid 6618] <... futex resumed>) = 0 [pid 6621] <... set_robust_list resumed>) = 0 [pid 6620] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] <... futex resumed>) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], [pid 6620] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6618] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6620] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = 1 [pid 6620] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] <... openat resumed>) = 3 [pid 6620] <... futex resumed>) = 0 [pid 6618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6620] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6618] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6619] <... futex resumed>) = 0 [pid 6619] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6621] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6621] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6621] <... mmap resumed>) = 0x7f10d8975000 [pid 6619] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d8954000 [pid 6619] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6621] <... futex resumed>) = 0 [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6621] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0}./strace-static-x86_64: Process 6622 attached [pid 6622] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053 [pid 6619] <... clone3 resumed> => {parent_tid=[207]}, 88) = 207 [pid 6622] <... rseq resumed>) = 0 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], [pid 6622] set_robust_list(0x7f10d89749a0, 24 [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6622] <... set_robust_list resumed>) = 0 [pid 6619] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] <... futex resumed>) = 0 [pid 6622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6622] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6622] <... futex resumed>) = 0 [pid 6619] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6622] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... futex resumed>) = 1 [pid 6621] <... futex resumed>) = 0 [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6621] <... futex resumed>) = 0 [pid 6619] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6619] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6620] <... io_uring_enter resumed>) = 4096 [pid 6620] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] close(3 [pid 6620] <... futex resumed>) = 0 [pid 6620] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... close resumed>) = 0 [pid 6618] close(4) = 0 [pid 6618] close(5) = -1 EBADF (Bad file descriptor) [pid 6618] close(6) = -1 EBADF (Bad file descriptor) [pid 6618] close(7) = -1 EBADF (Bad file descriptor) [pid 6618] close(8) = -1 EBADF (Bad file descriptor) [pid 6618] close(9) = -1 EBADF (Bad file descriptor) [pid 6618] close(10) = -1 EBADF (Bad file descriptor) [pid 6618] close(11) = -1 EBADF (Bad file descriptor) [pid 6618] close(12) = -1 EBADF (Bad file descriptor) [pid 6618] close(13) = -1 EBADF (Bad file descriptor) [pid 6618] close(14) = -1 EBADF (Bad file descriptor) [pid 6618] close(15) = -1 EBADF (Bad file descriptor) [pid 6618] close(16) = -1 EBADF (Bad file descriptor) [pid 6618] close(17) = -1 EBADF (Bad file descriptor) [pid 6618] close(18) = -1 EBADF (Bad file descriptor) [pid 6618] close(19) = -1 EBADF (Bad file descriptor) [pid 6618] close(20) = -1 EBADF (Bad file descriptor) [pid 6618] close(21) = -1 EBADF (Bad file descriptor) [pid 6618] close(22 [pid 6621] <... io_uring_enter resumed>) = 4096 [pid 6621] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] close(3 [pid 6618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6621] <... futex resumed>) = 0 [pid 6619] <... close resumed>) = 0 [pid 6618] close(23 [pid 6621] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] close(4 [pid 6618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] <... close resumed>) = 0 [pid 6618] close(24 [pid 6619] close(5 [pid 6618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6618] close(25 [pid 6619] close(6 [pid 6618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6618] close(26 [pid 6619] close(7 [pid 6618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6618] close(27) = -1 EBADF (Bad file descriptor) [pid 6619] close(8 [pid 6618] close(28) = -1 EBADF (Bad file descriptor) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6618] close(29) = -1 EBADF (Bad file descriptor) [pid 6619] close(9 [pid 6618] exit_group(0 [pid 6620] <... futex resumed>) = ? [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6618] <... exit_group resumed>) = ? [pid 6620] +++ exited with 0 +++ [pid 6619] close(10) = -1 EBADF (Bad file descriptor) [pid 6619] close(11) = -1 EBADF (Bad file descriptor) [pid 6619] close(12) = -1 EBADF (Bad file descriptor) [pid 6619] close(13) = -1 EBADF (Bad file descriptor) [pid 6619] close(14) = -1 EBADF (Bad file descriptor) [pid 6619] close(15 [pid 6618] +++ exited with 0 +++ [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] close(16 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6619] close(17) = -1 EBADF (Bad file descriptor) [pid 6619] close(18) = -1 EBADF (Bad file descriptor) [pid 6619] close(19 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6619] close(20) = -1 EBADF (Bad file descriptor) [pid 6619] close(21) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6619] close(22 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6619] close(23 [pid 5872] <... openat resumed>) = 3 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(3, "", [pid 6619] close(24 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6619] close(25 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6619] close(26 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(AT_FDCWD, "./93/binderfs", [pid 6619] close(27 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] unlink("./93/binderfs" [pid 6619] close(28 [pid 5872] <... unlink resumed>) = 0 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6619] close(29 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] close(3 [pid 6619] exit_group(0 [pid 5872] <... close resumed>) = 0 [pid 6622] <... futex resumed>) = ? [pid 6621] <... futex resumed>) = ? [pid 6619] <... exit_group resumed>) = ? [pid 5872] rmdir("./93" [pid 6621] +++ exited with 0 +++ [pid 5872] <... rmdir resumed>) = 0 [pid 5872] mkdir("./94", 0777) = 0 [pid 6622] +++ exited with 0 +++ [pid 6619] +++ exited with 0 +++ [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6623 attached [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 198 [pid 6623] set_robust_list(0x555593274760, 24) = 0 [pid 6623] chdir("./94") = 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 [pid 5874] <... restart_syscall resumed>) = 0 [pid 5874] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./95/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./95") = 0 [pid 5874] mkdir("./96", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6624 attached , child_tidptr=0x555593274750) = 208 [pid 6623] <... write resumed>) = 4 [pid 6623] close(3) = 0 [pid 6623] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6623] write(1, "executing program\n", 18) = 18 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6623] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6624] set_robust_list(0x555593274760, 24 [pid 6623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6624] <... set_robust_list resumed>) = 0 [pid 6623] <... mmap resumed>) = 0x7f10d89da000 [pid 6624] chdir("./96" [pid 6623] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6624] <... chdir resumed>) = 0 [pid 6623] <... mprotect resumed>) = 0 [pid 6624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6623] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6624] <... prctl resumed>) = 0 [pid 6623] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[199]}, 88) = 199 ./strace-static-x86_64: Process 6625 attached [pid 6624] setpgid(0, 0) = 0 [pid 6623] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] <... rseq resumed>) = 0 [pid 6624] <... openat resumed>) = 3 [pid 6623] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] set_robust_list(0x7f10d89fa9a0, 24 [pid 6624] write(3, "1000", 4 [pid 6625] <... set_robust_list resumed>) = 0 [pid 6624] <... write resumed>) = 4 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], [pid 6624] close(3 [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6625] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6623] <... futex resumed>) = 0 [pid 6625] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6623] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6624] <... close resumed>) = 0 [pid 6623] <... futex resumed>) = 0 [pid 6624] symlink("/dev/binderfs", "./binderfs"executing program [pid 6625] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6624] <... symlink resumed>) = 0 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] write(1, "executing program\n", 18 [pid 6625] <... mmap resumed>) = 0x7f10d89b5000 [pid 6624] <... write resumed>) = 18 [pid 6625] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... mmap resumed>) = 0x7f10d8975000 [pid 6624] <... futex resumed>) = 0 [pid 6625] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6625] <... futex resumed>) = 1 [pid 6624] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6623] <... futex resumed>) = 0 [pid 6624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6623] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6623] <... futex resumed>) = 0 [pid 6624] <... mmap resumed>) = 0x7f10d89da000 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6625] <... futex resumed>) = 1 [pid 6624] <... mprotect resumed>) = 0 [pid 6623] <... futex resumed>) = 0 [pid 6623] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6623] <... futex resumed>) = 0 [pid 6624] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6625] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6623] <... futex resumed>) = 0 [pid 6623] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6625] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6623] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6626 attached [pid 6624] <... clone3 resumed> => {parent_tid=[209]}, 88) = 209 [pid 6624] rt_sigprocmask(SIG_SETMASK, [], [pid 6626] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] <... rseq resumed>) = 0 [pid 6624] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6626] set_robust_list(0x7f10d89fa9a0, 24 [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] <... set_robust_list resumed>) = 0 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], [pid 6623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6626] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6624] <... futex resumed>) = 0 [pid 6626] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6624] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6624] <... futex resumed>) = 0 [pid 6626] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] <... mmap resumed>) = 0x7f10d89b5000 [pid 6626] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6626] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6624] <... futex resumed>) = 0 [pid 6626] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 0 [pid 6626] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6624] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 1 [pid 6626] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6626] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6624] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6624] <... futex resumed>) = 0 [pid 6624] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6625] <... io_uring_enter resumed>) = 4096 [pid 6625] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6625] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] close(3) = 0 [pid 6623] close(4) = 0 [pid 6623] close(5) = -1 EBADF (Bad file descriptor) [pid 6623] close(6) = -1 EBADF (Bad file descriptor) [pid 6623] close(7) = -1 EBADF (Bad file descriptor) [pid 6623] close(8) = -1 EBADF (Bad file descriptor) [pid 6623] close(9) = -1 EBADF (Bad file descriptor) [pid 6623] close(10) = -1 EBADF (Bad file descriptor) [pid 6623] close(11) = -1 EBADF (Bad file descriptor) [pid 6623] close(12) = -1 EBADF (Bad file descriptor) [pid 6623] close(13) = -1 EBADF (Bad file descriptor) [pid 6623] close(14) = -1 EBADF (Bad file descriptor) [pid 6623] close(15) = -1 EBADF (Bad file descriptor) [pid 6623] close(16) = -1 EBADF (Bad file descriptor) [pid 6623] close(17) = -1 EBADF (Bad file descriptor) [pid 6623] close(18) = -1 EBADF (Bad file descriptor) [pid 6623] close(19) = -1 EBADF (Bad file descriptor) [pid 6623] close(20) = -1 EBADF (Bad file descriptor) [pid 6623] close(21) = -1 EBADF (Bad file descriptor) [pid 6623] close(22) = -1 EBADF (Bad file descriptor) [pid 6623] close(23) = -1 EBADF (Bad file descriptor) [pid 6623] close(24) = -1 EBADF (Bad file descriptor) [pid 6623] close(25) = -1 EBADF (Bad file descriptor) [pid 6623] close(26) = -1 EBADF (Bad file descriptor) [pid 6623] close(27) = -1 EBADF (Bad file descriptor) [pid 6623] close(28) = -1 EBADF (Bad file descriptor) [pid 6623] close(29) = -1 EBADF (Bad file descriptor) [pid 6623] exit_group(0 [pid 6625] <... futex resumed>) = ? [pid 6623] <... exit_group resumed>) = ? [pid 6625] +++ exited with 0 +++ [pid 6623] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./94/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./94") = 0 [pid 5872] mkdir("./95", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6627 attached [pid 6627] set_robust_list(0x555593274760, 24) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 200 [pid 6627] chdir("./95") = 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 6626] <... io_uring_enter resumed>) = 4096 executing program [pid 6626] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] write(1, "executing program\n", 18 [pid 6624] close(3 [pid 6627] <... write resumed>) = 18 [pid 6626] <... futex resumed>) = 0 [pid 6624] <... close resumed>) = 0 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] close(4 [pid 6627] <... futex resumed>) = 0 [pid 6624] <... close resumed>) = 0 [pid 6627] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6624] close(5 [pid 6627] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6624] close(6 [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] <... mmap resumed>) = 0x7f10d89da000 [pid 6624] close(7 [pid 6627] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] <... mprotect resumed>) = 0 [pid 6624] close(8 [pid 6627] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6624] close(9 [pid 6627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] <... clone3 resumed> => {parent_tid=[201]}, 88) = 201 [pid 6624] close(10 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6624] close(11 [pid 6627] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6628 attached [pid 6627] <... futex resumed>) = 0 [pid 6624] close(12 [pid 6628] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6624] close(13) = -1 EBADF (Bad file descriptor) [pid 6624] close(14) = -1 EBADF (Bad file descriptor) [pid 6624] close(15) = -1 EBADF (Bad file descriptor) [pid 6624] close(16) = -1 EBADF (Bad file descriptor) [pid 6624] close(17) = -1 EBADF (Bad file descriptor) [pid 6624] close(18) = -1 EBADF (Bad file descriptor) [pid 6624] close(19) = -1 EBADF (Bad file descriptor) [pid 6624] close(20) = -1 EBADF (Bad file descriptor) [pid 6624] close(21) = -1 EBADF (Bad file descriptor) [pid 6624] close(22) = -1 EBADF (Bad file descriptor) [pid 6624] close(23) = -1 EBADF (Bad file descriptor) [pid 6624] close(24) = -1 EBADF (Bad file descriptor) [pid 6624] close(25 [pid 6628] <... rseq resumed>) = 0 [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6628] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6624] close(26) = -1 EBADF (Bad file descriptor) [pid 6624] close(27 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6628] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6628] <... openat resumed>) = 3 [pid 6624] close(28) = -1 EBADF (Bad file descriptor) [pid 6628] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6627] <... futex resumed>) = 0 [pid 6624] close(29) = -1 EBADF (Bad file descriptor) [pid 6628] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6627] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] exit_group(0 [pid 6626] <... futex resumed>) = ? [pid 6624] <... exit_group resumed>) = ? [pid 6627] <... futex resumed>) = 0 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6626] +++ exited with 0 +++ [pid 6624] +++ exited with 0 +++ [pid 6628] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6628] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6628] <... mmap resumed>) = 0x7f10d8975000 [pid 5874] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6628] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6628] <... futex resumed>) = 1 [pid 6627] <... futex resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6628] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6627] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] <... futex resumed>) = 0 [pid 5874] <... openat resumed>) = 3 [pid 6628] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] newfstatat(3, "", [pid 6628] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6627] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] <... futex resumed>) = 0 [pid 5874] getdents64(3, [pid 6628] <... futex resumed>) = 0 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6627] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = 0 [pid 6627] <... futex resumed>) = 1 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6628] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6627] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./96/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./96" [pid 6627] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... rmdir resumed>) = 0 [pid 5874] mkdir("./97", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6629 attached [pid 6629] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 210 [pid 6629] <... set_robust_list resumed>) = 0 [pid 6629] chdir("./97") = 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 [pid 6629] write(1, "executing program\n", 18executing program ) = 18 [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6629] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6629] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6630 attached => {parent_tid=[211]}, 88) = 211 [pid 6630] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], [pid 6630] <... rseq resumed>) = 0 [pid 6629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] set_robust_list(0x7f10d89fa9a0, 24 [pid 6629] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6629] <... futex resumed>) = 0 [pid 6630] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6630] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6630] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6630] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6630] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6629] <... futex resumed>) = 0 [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6630] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6630] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6630] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6629] <... futex resumed>) = 0 [pid 6630] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6630] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... io_uring_enter resumed>) = 4096 [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6628] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 0 [pid 6630] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6630] <... futex resumed>) = 0 [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6628] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6630] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] close(3 [pid 6630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6630] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6627] <... close resumed>) = 0 [pid 6629] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6627] close(4) = 0 [pid 6627] close(5) = -1 EBADF (Bad file descriptor) [pid 6627] close(6) = -1 EBADF (Bad file descriptor) [pid 6627] close(7) = -1 EBADF (Bad file descriptor) [pid 6627] close(8) = -1 EBADF (Bad file descriptor) [pid 6627] close(9) = -1 EBADF (Bad file descriptor) [pid 6627] close(10) = -1 EBADF (Bad file descriptor) [pid 6627] close(11) = -1 EBADF (Bad file descriptor) [pid 6627] close(12) = -1 EBADF (Bad file descriptor) [pid 6627] close(13) = -1 EBADF (Bad file descriptor) [pid 6627] close(14) = -1 EBADF (Bad file descriptor) [pid 6627] close(15) = -1 EBADF (Bad file descriptor) [pid 6627] close(16) = -1 EBADF (Bad file descriptor) [pid 6627] close(17) = -1 EBADF (Bad file descriptor) [pid 6627] close(18) = -1 EBADF (Bad file descriptor) [pid 6627] close(19) = -1 EBADF (Bad file descriptor) [pid 6627] close(20) = -1 EBADF (Bad file descriptor) [pid 6627] close(21) = -1 EBADF (Bad file descriptor) [pid 6627] close(22) = -1 EBADF (Bad file descriptor) [pid 6627] close(23) = -1 EBADF (Bad file descriptor) [pid 6627] close(24) = -1 EBADF (Bad file descriptor) [pid 6627] close(25) = -1 EBADF (Bad file descriptor) [pid 6627] close(26) = -1 EBADF (Bad file descriptor) [pid 6627] close(27) = -1 EBADF (Bad file descriptor) [pid 6627] close(28) = -1 EBADF (Bad file descriptor) [pid 6627] close(29) = -1 EBADF (Bad file descriptor) [pid 6627] exit_group(0) = ? [pid 6628] <... futex resumed>) = ? [pid 6629] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6628] +++ exited with 0 +++ [pid 6627] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./95/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./95") = 0 [pid 5872] mkdir("./96", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6631 attached , child_tidptr=0x555593274750) = 202 [pid 6631] set_robust_list(0x555593274760, 24) = 0 [pid 6631] chdir("./96") = 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 executing program [pid 6631] write(1, "executing program\n", 18) = 18 [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6631] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6631] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6631] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6632 attached [pid 6632] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6632] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... clone3 resumed> => {parent_tid=[203]}, 88) = 203 [pid 6631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6631] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = 1 [pid 6632] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... openat resumed>) = 3 [pid 6632] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... futex resumed>) = 0 [pid 6631] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... futex resumed>) = 0 [pid 6632] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6632] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6632] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6632] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6631] <... futex resumed>) = 0 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] <... futex resumed>) = 0 [pid 6632] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] <... futex resumed>) = 0 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = 1 [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6632] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6631] <... futex resumed>) = 0 [pid 6631] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6632] <... futex resumed>) = 0 [pid 6631] <... futex resumed>) = 1 [pid 6632] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6631] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6630] <... io_uring_enter resumed>) = 4096 [pid 6630] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] close(3 [pid 6630] <... futex resumed>) = 0 [pid 6630] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6629] <... close resumed>) = 0 [pid 6629] close(4) = 0 [pid 6629] close(5) = -1 EBADF (Bad file descriptor) [pid 6629] close(6) = -1 EBADF (Bad file descriptor) [pid 6629] close(7) = -1 EBADF (Bad file descriptor) [pid 6629] close(8) = -1 EBADF (Bad file descriptor) [pid 6629] close(9) = -1 EBADF (Bad file descriptor) [pid 6629] close(10) = -1 EBADF (Bad file descriptor) [pid 6629] close(11) = -1 EBADF (Bad file descriptor) [pid 6629] close(12) = -1 EBADF (Bad file descriptor) [pid 6629] close(13) = -1 EBADF (Bad file descriptor) [pid 6629] close(14) = -1 EBADF (Bad file descriptor) [pid 6629] close(15) = -1 EBADF (Bad file descriptor) [pid 6629] close(16) = -1 EBADF (Bad file descriptor) [pid 6629] close(17) = -1 EBADF (Bad file descriptor) [pid 6629] close(18) = -1 EBADF (Bad file descriptor) [pid 6629] close(19) = -1 EBADF (Bad file descriptor) [pid 6629] close(20) = -1 EBADF (Bad file descriptor) [pid 6629] close(21) = -1 EBADF (Bad file descriptor) [pid 6629] close(22) = -1 EBADF (Bad file descriptor) [pid 6629] close(23) = -1 EBADF (Bad file descriptor) [pid 6629] close(24) = -1 EBADF (Bad file descriptor) [pid 6629] close(25) = -1 EBADF (Bad file descriptor) [pid 6629] close(26) = -1 EBADF (Bad file descriptor) [pid 6629] close(27) = -1 EBADF (Bad file descriptor) [pid 6629] close(28) = -1 EBADF (Bad file descriptor) [pid 6629] close(29) = -1 EBADF (Bad file descriptor) [pid 6629] exit_group(0 [pid 6630] <... futex resumed>) = ? [pid 6629] <... exit_group resumed>) = ? [pid 6630] +++ exited with 0 +++ [pid 6629] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./97/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./97") = 0 [pid 5874] mkdir("./98", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6632] <... io_uring_enter resumed>) = 4096 ./strace-static-x86_64: Process 6633 attached [pid 6632] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6632] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] set_robust_list(0x555593274760, 24 [pid 6631] close(3 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 212 [pid 6633] <... set_robust_list resumed>) = 0 [pid 6633] chdir("./98") = 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 [pid 6631] <... close resumed>) = 0 [pid 6633] <... openat resumed>) = 3 [pid 6631] close(4) = 0 [pid 6633] write(3, "1000", 4 [pid 6631] close(5 [pid 6633] <... write resumed>) = 4 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] close(3 [pid 6631] close(6 [pid 6633] <... close resumed>) = 0 [pid 6633] symlink("/dev/binderfs", "./binderfs" [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] <... symlink resumed>) = 0 [pid 6631] close(7executing program ) = -1 EBADF (Bad file descriptor) [pid 6633] write(1, "executing program\n", 18 [pid 6631] close(8 [pid 6633] <... write resumed>) = 18 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] close(9 [pid 6633] <... futex resumed>) = 0 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6631] close(10 [pid 6633] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6631] close(11 [pid 6633] <... mmap resumed>) = 0x7f10d89da000 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6631] close(12 [pid 6633] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6631] close(13) = -1 EBADF (Bad file descriptor) [pid 6633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6631] close(14 [pid 6633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6631] close(15 [pid 6633] <... clone3 resumed> => {parent_tid=[213]}, 88) = 213 [pid 6633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6633] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6634 attached [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6634] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6631] close(16 [pid 6634] <... rseq resumed>) = 0 [pid 6634] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6634] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6634] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6634] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] <... futex resumed>) = 0 [pid 6633] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... futex resumed>) = 0 [pid 6633] <... futex resumed>) = 1 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6634] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6631] close(17 [pid 6634] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... mmap resumed>) = 0x7f10d89b5000 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6634] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6631] close(18) = -1 EBADF (Bad file descriptor) [pid 6634] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6633] <... futex resumed>) = 0 [pid 6633] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] close(19 [pid 6633] <... futex resumed>) = 0 [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6634] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... futex resumed>) = 0 [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6634] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6631] close(20 [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6633] <... futex resumed>) = 0 [pid 6634] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... futex resumed>) = 0 [pid 6633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6634] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6633] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6631] close(21) = -1 EBADF (Bad file descriptor) [pid 6631] close(22 [pid 6633] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6631] close(23) = -1 EBADF (Bad file descriptor) [pid 6631] close(24) = -1 EBADF (Bad file descriptor) [pid 6631] close(25) = -1 EBADF (Bad file descriptor) [pid 6631] close(26) = -1 EBADF (Bad file descriptor) [pid 6631] close(27) = -1 EBADF (Bad file descriptor) [pid 6631] close(28) = -1 EBADF (Bad file descriptor) [pid 6631] close(29) = -1 EBADF (Bad file descriptor) [pid 6631] exit_group(0) = ? [pid 6632] <... futex resumed>) = ? [pid 6633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6632] +++ exited with 0 +++ [pid 6631] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./96/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./96") = 0 [pid 5872] mkdir("./97", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6635 attached [pid 6635] set_robust_list(0x555593274760, 24) = 0 [pid 6635] chdir("./97") = 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 executing program [pid 6635] write(1, "executing program\n", 18) = 18 [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6635] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6635] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6635] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6636 attached [pid 6636] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6635] <... clone3 resumed> => {parent_tid=[205]}, 88) = 205 [pid 6635] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] set_robust_list(0x7f10d89fa9a0, 24 [pid 6635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] <... set_robust_list resumed>) = 0 [pid 6635] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], [pid 6635] <... futex resumed>) = 0 [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 204 [pid 6636] <... openat resumed>) = 3 [pid 6636] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6635] <... futex resumed>) = 0 [pid 6635] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6636] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6636] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6636] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6636] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6635] <... futex resumed>) = 0 [pid 6635] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6636] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] <... futex resumed>) = 0 [pid 6635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6636] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6635] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] <... futex resumed>) = 0 [pid 6636] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6635] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6634] <... io_uring_enter resumed>) = 4096 [pid 6634] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6633] close(3 [pid 6634] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6633] <... close resumed>) = 0 [pid 6633] close(4) = 0 [pid 6633] close(5) = -1 EBADF (Bad file descriptor) [pid 6633] close(6) = -1 EBADF (Bad file descriptor) [pid 6633] close(7) = -1 EBADF (Bad file descriptor) [pid 6633] close(8) = -1 EBADF (Bad file descriptor) [pid 6633] close(9) = -1 EBADF (Bad file descriptor) [pid 6633] close(10) = -1 EBADF (Bad file descriptor) [pid 6633] close(11) = -1 EBADF (Bad file descriptor) [pid 6633] close(12) = -1 EBADF (Bad file descriptor) [pid 6633] close(13) = -1 EBADF (Bad file descriptor) [pid 6633] close(14) = -1 EBADF (Bad file descriptor) [pid 6633] close(15) = -1 EBADF (Bad file descriptor) [pid 6633] close(16) = -1 EBADF (Bad file descriptor) [pid 6633] close(17) = -1 EBADF (Bad file descriptor) [pid 6633] close(18) = -1 EBADF (Bad file descriptor) [pid 6633] close(19) = -1 EBADF (Bad file descriptor) [pid 6633] close(20) = -1 EBADF (Bad file descriptor) [pid 6633] close(21) = -1 EBADF (Bad file descriptor) [pid 6633] close(22) = -1 EBADF (Bad file descriptor) [pid 6633] close(23) = -1 EBADF (Bad file descriptor) [pid 6633] close(24) = -1 EBADF (Bad file descriptor) [pid 6633] close(25) = -1 EBADF (Bad file descriptor) [pid 6633] close(26) = -1 EBADF (Bad file descriptor) [pid 6633] close(27) = -1 EBADF (Bad file descriptor) [pid 6633] close(28) = -1 EBADF (Bad file descriptor) [pid 6633] close(29) = -1 EBADF (Bad file descriptor) [pid 6633] exit_group(0) = ? [pid 6634] <... futex resumed>) = ? [pid 6634] +++ exited with 0 +++ [pid 6633] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./98/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./98") = 0 [pid 5874] mkdir("./99", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6637 attached [pid 6637] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 214 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6637] chdir("./99") = 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 executing program [pid 6637] write(1, "executing program\n", 18) = 18 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6637] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6637] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6637] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6638 attached [pid 6638] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6638] set_robust_list(0x7f10d89fa9a0, 24 [pid 6637] <... clone3 resumed> => {parent_tid=[215]}, 88) = 215 [pid 6638] <... set_robust_list resumed>) = 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], [pid 6638] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6637] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6637] <... futex resumed>) = 0 [pid 6635] close(3 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... close resumed>) = 0 [pid 6638] <... openat resumed>) = 3 [pid 6635] close(4) = 0 [pid 6638] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] close(5 [pid 6638] <... futex resumed>) = 1 [pid 6637] <... futex resumed>) = 0 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6637] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] close(6 [pid 6638] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6637] <... futex resumed>) = 0 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6635] close(7 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6635] close(8) = -1 EBADF (Bad file descriptor) [pid 6635] close(9) = -1 EBADF (Bad file descriptor) [pid 6635] close(10 [pid 6638] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] <... mmap resumed>) = 0x7f10d89b5000 [pid 6635] close(11) = -1 EBADF (Bad file descriptor) [pid 6635] close(12) = -1 EBADF (Bad file descriptor) [pid 6638] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6635] close(13 [pid 6638] <... mmap resumed>) = 0x7f10d8975000 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6635] close(14) = -1 EBADF (Bad file descriptor) [pid 6635] close(15 [pid 6638] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] <... futex resumed>) = 1 [pid 6637] <... futex resumed>) = 0 [pid 6635] close(16 [pid 6637] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] close(17 [pid 6638] <... futex resumed>) = 0 [pid 6637] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... futex resumed>) = 0 [pid 6635] close(18 [pid 6638] <... futex resumed>) = 0 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6635] close(19 [pid 6637] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] <... futex resumed>) = 0 [pid 6637] <... futex resumed>) = 1 [pid 6638] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6637] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6635] close(20) = -1 EBADF (Bad file descriptor) [pid 6635] close(21) = -1 EBADF (Bad file descriptor) [pid 6635] close(22) = -1 EBADF (Bad file descriptor) [pid 6635] close(23) = -1 EBADF (Bad file descriptor) [pid 6635] close(24) = -1 EBADF (Bad file descriptor) [pid 6635] close(25) = -1 EBADF (Bad file descriptor) [pid 6635] close(26) = -1 EBADF (Bad file descriptor) [pid 6635] close(27) = -1 EBADF (Bad file descriptor) [pid 6635] close(28) = -1 EBADF (Bad file descriptor) [pid 6635] close(29) = -1 EBADF (Bad file descriptor) [pid 6635] exit_group(0) = ? [pid 6636] <... io_uring_enter resumed>) = ? [pid 6637] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6636] +++ exited with 0 +++ [pid 6635] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./97/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./97") = 0 [pid 5872] mkdir("./98", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6639 attached , child_tidptr=0x555593274750) = 206 [pid 6639] set_robust_list(0x555593274760, 24) = 0 [pid 6639] chdir("./98") = 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 executing program [pid 6639] write(1, "executing program\n", 18) = 18 [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6639] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6639] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6640 attached => {parent_tid=[207]}, 88) = 207 [pid 6640] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6640] set_robust_list(0x7f10d89fa9a0, 24 [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], [pid 6639] <... futex resumed>) = 0 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6640] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] <... openat resumed>) = 3 [pid 6640] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6639] <... futex resumed>) = 0 [pid 6639] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6638] <... io_uring_enter resumed>) = 4096 [pid 6640] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6640] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6640] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6640] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6639] <... futex resumed>) = 0 [pid 6639] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6640] <... futex resumed>) = 1 [pid 6638] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... futex resumed>) = 0 [pid 6640] <... futex resumed>) = 1 [pid 6639] <... futex resumed>) = 0 [pid 6637] close(3) = 0 [pid 6637] close(4) = 0 [pid 6637] close(5) = -1 EBADF (Bad file descriptor) [pid 6637] close(6 [pid 6639] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6639] <... futex resumed>) = 0 [pid 6637] close(7 [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6638] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6640] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] close(8 [pid 6640] <... futex resumed>) = 1 [pid 6639] <... futex resumed>) = 0 [pid 6637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6640] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] close(9 [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6639] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6639] <... futex resumed>) = 0 [pid 6637] close(10 [pid 6639] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6640] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6637] close(11) = -1 EBADF (Bad file descriptor) [pid 6637] close(12) = -1 EBADF (Bad file descriptor) [pid 6637] close(13) = -1 EBADF (Bad file descriptor) [pid 6637] close(14) = -1 EBADF (Bad file descriptor) [pid 6637] close(15) = -1 EBADF (Bad file descriptor) [pid 6637] close(16) = -1 EBADF (Bad file descriptor) [pid 6637] close(17) = -1 EBADF (Bad file descriptor) [pid 6637] close(18) = -1 EBADF (Bad file descriptor) [pid 6637] close(19) = -1 EBADF (Bad file descriptor) [pid 6637] close(20) = -1 EBADF (Bad file descriptor) [pid 6637] close(21) = -1 EBADF (Bad file descriptor) [pid 6637] close(22) = -1 EBADF (Bad file descriptor) [pid 6637] close(23) = -1 EBADF (Bad file descriptor) [pid 6637] close(24) = -1 EBADF (Bad file descriptor) [pid 6637] close(25) = -1 EBADF (Bad file descriptor) [pid 6637] close(26) = -1 EBADF (Bad file descriptor) [pid 6637] close(27) = -1 EBADF (Bad file descriptor) [pid 6637] close(28) = -1 EBADF (Bad file descriptor) [pid 6637] close(29) = -1 EBADF (Bad file descriptor) [pid 6637] exit_group(0) = ? [pid 6638] <... futex resumed>) = ? [pid 6638] +++ exited with 0 +++ [pid 6637] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6639] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./99/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./99") = 0 [pid 5874] mkdir("./100", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6641 attached , child_tidptr=0x555593274750) = 216 [pid 6641] set_robust_list(0x555593274760, 24) = 0 [pid 6641] chdir("./100") = 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 executing program [pid 6641] write(1, "executing program\n", 18) = 18 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6641] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6641] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6641] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6641] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[217]}, 88) = 217 [pid 6641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6641] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6642 attached [pid 6642] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6642] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6642] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6642] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6642] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] <... futex resumed>) = 0 [pid 6641] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] <... futex resumed>) = 0 [pid 6642] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6642] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6642] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6642] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6641] <... futex resumed>) = 0 [pid 6641] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = 0 [pid 6642] <... futex resumed>) = 0 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6641] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6642] <... futex resumed>) = 0 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6642] <... futex resumed>) = 0 [pid 6641] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6641] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6642] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6641] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6640] <... io_uring_enter resumed>) = 4096 [pid 6640] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6640] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6639] close(3) = 0 [pid 6639] close(4) = 0 [pid 6639] close(5) = -1 EBADF (Bad file descriptor) [pid 6639] close(6) = -1 EBADF (Bad file descriptor) [pid 6639] close(7) = -1 EBADF (Bad file descriptor) [pid 6639] close(8) = -1 EBADF (Bad file descriptor) [pid 6639] close(9) = -1 EBADF (Bad file descriptor) [pid 6639] close(10) = -1 EBADF (Bad file descriptor) [pid 6639] close(11) = -1 EBADF (Bad file descriptor) [pid 6639] close(12) = -1 EBADF (Bad file descriptor) [pid 6639] close(13) = -1 EBADF (Bad file descriptor) [pid 6639] close(14) = -1 EBADF (Bad file descriptor) [pid 6639] close(15) = -1 EBADF (Bad file descriptor) [pid 6639] close(16) = -1 EBADF (Bad file descriptor) [pid 6639] close(17) = -1 EBADF (Bad file descriptor) [pid 6639] close(18) = -1 EBADF (Bad file descriptor) [pid 6639] close(19) = -1 EBADF (Bad file descriptor) [pid 6639] close(20) = -1 EBADF (Bad file descriptor) [pid 6639] close(21) = -1 EBADF (Bad file descriptor) [pid 6639] close(22) = -1 EBADF (Bad file descriptor) [pid 6639] close(23) = -1 EBADF (Bad file descriptor) [pid 6639] close(24) = -1 EBADF (Bad file descriptor) [pid 6639] close(25) = -1 EBADF (Bad file descriptor) [pid 6639] close(26) = -1 EBADF (Bad file descriptor) [pid 6639] close(27) = -1 EBADF (Bad file descriptor) [pid 6639] close(28) = -1 EBADF (Bad file descriptor) [pid 6639] close(29) = -1 EBADF (Bad file descriptor) [pid 6639] exit_group(0 [pid 6640] <... futex resumed>) = ? [pid 6639] <... exit_group resumed>) = ? [pid 6640] +++ exited with 0 +++ [pid 6639] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./98/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./98") = 0 [pid 5872] mkdir("./99", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6643 attached [pid 6643] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 208 [pid 6643] <... set_robust_list resumed>) = 0 [pid 6643] chdir("./99") = 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 6642] <... io_uring_enter resumed>) = 4096 [pid 6643] close(3) = 0 [pid 6642] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] symlink("/dev/binderfs", "./binderfs" [pid 6642] <... futex resumed>) = 0 [pid 6641] close(3 [pid 6643] <... symlink resumed>) = 0 [pid 6642] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] <... close resumed>) = 0 executing program [pid 6641] close(4 [pid 6643] write(1, "executing program\n", 18 [pid 6641] <... close resumed>) = 0 [pid 6643] <... write resumed>) = 18 [pid 6641] close(5 [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... futex resumed>) = 0 [pid 6641] close(6 [pid 6643] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6641] close(7 [pid 6643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] close(8 [pid 6643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... mmap resumed>) = 0x7f10d89da000 [pid 6641] close(9) = -1 EBADF (Bad file descriptor) [pid 6641] close(10 [pid 6643] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... mprotect resumed>) = 0 [pid 6641] close(11 [pid 6643] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6641] close(12 [pid 6643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6644 attached [pid 6641] close(13 [pid 6644] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6641] close(14 [pid 6644] <... rseq resumed>) = 0 [pid 6643] <... clone3 resumed> => {parent_tid=[209]}, 88) = 209 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] set_robust_list(0x7f10d89fa9a0, 24 [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6641] close(15 [pid 6644] <... set_robust_list resumed>) = 0 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 6643] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] close(16 [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] <... futex resumed>) = 0 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] close(17 [pid 6644] <... openat resumed>) = 3 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6641] close(18) = -1 EBADF (Bad file descriptor) [pid 6641] close(19 [pid 6644] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] <... futex resumed>) = 1 [pid 6643] <... futex resumed>) = 0 [pid 6641] close(20 [pid 6644] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6643] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6643] <... futex resumed>) = 0 [pid 6641] close(21 [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6641] close(22) = -1 EBADF (Bad file descriptor) [pid 6644] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6641] close(23 [pid 6644] <... mmap resumed>) = 0x7f10d89b5000 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6641] close(24) = -1 EBADF (Bad file descriptor) [pid 6641] close(25) = -1 EBADF (Bad file descriptor) [pid 6641] close(26) = -1 EBADF (Bad file descriptor) [pid 6644] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6641] close(27 [pid 6644] <... mmap resumed>) = 0x7f10d8975000 [pid 6641] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6641] close(28) = -1 EBADF (Bad file descriptor) [pid 6641] close(29) = -1 EBADF (Bad file descriptor) [pid 6641] exit_group(0 [pid 6642] <... futex resumed>) = ? [pid 6641] <... exit_group resumed>) = ? [pid 6644] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] +++ exited with 0 +++ [pid 6641] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6644] <... futex resumed>) = 1 [pid 6643] <... futex resumed>) = 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 6644] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6643] <... futex resumed>) = 0 [pid 6644] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6644] <... futex resumed>) = 0 [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6644] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6643] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... openat resumed>) = 3 [pid 6644] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = 1 [pid 5874] newfstatat(3, "", [pid 6644] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6644] <... futex resumed>) = 0 [pid 6643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] getdents64(3, [pid 6644] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6643] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6643] <... futex resumed>) = 0 [pid 5874] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6644] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6643] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./100/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./100") = 0 [pid 5874] mkdir("./101", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6645 attached [pid 6645] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 218 [pid 6645] <... set_robust_list resumed>) = 0 [pid 6645] chdir("./101") = 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_CLOEXECexecuting program ) = 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", 18) = 18 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6645] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6645] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[219]}, 88) = 219 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6645] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6643] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6646 attached [pid 6646] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6646] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6646] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6646] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6646] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6645] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6646] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6646] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6646] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... futex resumed>) = 0 [pid 6645] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6646] <... futex resumed>) = 1 [pid 6645] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6646] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6643] close(3) = 0 [pid 6643] close(4) = 0 [pid 6643] close(5) = -1 EBADF (Bad file descriptor) [pid 6643] close(6) = -1 EBADF (Bad file descriptor) [pid 6643] close(7) = -1 EBADF (Bad file descriptor) [pid 6643] close(8) = -1 EBADF (Bad file descriptor) [pid 6643] close(9) = -1 EBADF (Bad file descriptor) [pid 6643] close(10) = -1 EBADF (Bad file descriptor) [pid 6643] close(11) = -1 EBADF (Bad file descriptor) [pid 6643] close(12) = -1 EBADF (Bad file descriptor) [pid 6643] close(13) = -1 EBADF (Bad file descriptor) [pid 6643] close(14) = -1 EBADF (Bad file descriptor) [pid 6643] close(15) = -1 EBADF (Bad file descriptor) [pid 6643] close(16) = -1 EBADF (Bad file descriptor) [pid 6643] close(17) = -1 EBADF (Bad file descriptor) [pid 6643] close(18) = -1 EBADF (Bad file descriptor) [pid 6643] close(19) = -1 EBADF (Bad file descriptor) [pid 6643] close(20) = -1 EBADF (Bad file descriptor) [pid 6643] close(21) = -1 EBADF (Bad file descriptor) [pid 6643] close(22) = -1 EBADF (Bad file descriptor) [pid 6643] close(23) = -1 EBADF (Bad file descriptor) [pid 6643] close(24) = -1 EBADF (Bad file descriptor) [pid 6643] close(25) = -1 EBADF (Bad file descriptor) [pid 6643] close(26) = -1 EBADF (Bad file descriptor) [pid 6643] close(27) = -1 EBADF (Bad file descriptor) [pid 6643] close(28) = -1 EBADF (Bad file descriptor) [pid 6643] close(29) = -1 EBADF (Bad file descriptor) [pid 6643] exit_group(0) = ? [pid 6644] <... io_uring_enter resumed>) = ? [pid 6644] +++ exited with 0 +++ [pid 6643] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./99/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./99") = 0 [pid 5872] mkdir("./100", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6647 attached , child_tidptr=0x555593274750) = 210 [pid 6647] set_robust_list(0x555593274760, 24) = 0 [pid 6647] chdir("./100") = 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"executing program ) = 0 [pid 6647] write(1, "executing program\n", 18) = 18 [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6647] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6645] close(3 [pid 6647] <... clone3 resumed> => {parent_tid=[211]}, 88) = 211 [pid 6647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6648 attached [pid 6647] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6645] <... close resumed>) = 0 [pid 6648] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6648] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6648] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6645] close(4) = 0 [pid 6648] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6645] close(5 [pid 6648] <... mmap resumed>) = 0x7f10d89b5000 [pid 6648] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6648] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] <... futex resumed>) = 1 [pid 6648] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6647] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6647] <... futex resumed>) = 0 [pid 6646] <... io_uring_enter resumed>) = 4096 [pid 6645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6648] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6647] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] close(6 [pid 6647] <... futex resumed>) = 0 [pid 6645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6647] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] close(7 [pid 6648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6648] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6645] close(8) = -1 EBADF (Bad file descriptor) [pid 6646] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6646] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6645] close(9) = -1 EBADF (Bad file descriptor) [pid 6645] close(10) = -1 EBADF (Bad file descriptor) [pid 6645] close(11) = -1 EBADF (Bad file descriptor) [pid 6645] close(12) = -1 EBADF (Bad file descriptor) [pid 6645] close(13) = -1 EBADF (Bad file descriptor) [pid 6645] close(14) = -1 EBADF (Bad file descriptor) [pid 6645] close(15) = -1 EBADF (Bad file descriptor) [pid 6645] close(16) = -1 EBADF (Bad file descriptor) [pid 6645] close(17) = -1 EBADF (Bad file descriptor) [pid 6645] close(18) = -1 EBADF (Bad file descriptor) [pid 6645] close(19) = -1 EBADF (Bad file descriptor) [pid 6645] close(20) = -1 EBADF (Bad file descriptor) [pid 6645] close(21) = -1 EBADF (Bad file descriptor) [pid 6645] close(22) = -1 EBADF (Bad file descriptor) [pid 6645] close(23) = -1 EBADF (Bad file descriptor) [pid 6645] close(24) = -1 EBADF (Bad file descriptor) [pid 6645] close(25) = -1 EBADF (Bad file descriptor) [pid 6645] close(26) = -1 EBADF (Bad file descriptor) [pid 6645] close(27) = -1 EBADF (Bad file descriptor) [pid 6645] close(28) = -1 EBADF (Bad file descriptor) [pid 6645] close(29) = -1 EBADF (Bad file descriptor) [pid 6645] exit_group(0 [pid 6646] <... futex resumed>) = ? [pid 6645] <... exit_group resumed>) = ? [pid 6646] +++ exited with 0 +++ [pid 6645] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6647] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... restart_syscall resumed>) = 0 [pid 5874] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./101/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./101") = 0 [pid 5874] mkdir("./102", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 220 ./strace-static-x86_64: Process 6649 attached [pid 6649] set_robust_list(0x555593274760, 24) = 0 [pid 6649] chdir("./102") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6649] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6650 attached [pid 6650] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6649] <... clone3 resumed> => {parent_tid=[221]}, 88) = 221 [pid 6650] <... rseq resumed>) = 0 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6650] set_robust_list(0x7f10d89fa9a0, 24 [pid 6649] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... set_robust_list resumed>) = 0 [pid 6649] <... futex resumed>) = 0 [pid 6650] rt_sigprocmask(SIG_SETMASK, [], [pid 6649] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6650] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6650] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6650] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6649] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6649] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6650] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6650] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6650] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6650] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] <... futex resumed>) = 0 [pid 6649] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6649] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6649] <... futex resumed>) = 0 [pid 6649] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6649] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6647] close(3) = 0 [pid 6647] close(4) = 0 [pid 6647] close(5) = -1 EBADF (Bad file descriptor) [pid 6647] close(6) = -1 EBADF (Bad file descriptor) [pid 6647] close(7) = -1 EBADF (Bad file descriptor) [pid 6647] close(8) = -1 EBADF (Bad file descriptor) [pid 6647] close(9) = -1 EBADF (Bad file descriptor) [pid 6647] close(10) = -1 EBADF (Bad file descriptor) [pid 6647] close(11) = -1 EBADF (Bad file descriptor) [pid 6647] close(12) = -1 EBADF (Bad file descriptor) [pid 6647] close(13) = -1 EBADF (Bad file descriptor) [pid 6647] close(14) = -1 EBADF (Bad file descriptor) [pid 6647] close(15) = -1 EBADF (Bad file descriptor) [pid 6647] close(16) = -1 EBADF (Bad file descriptor) [pid 6647] close(17) = -1 EBADF (Bad file descriptor) [pid 6647] close(18) = -1 EBADF (Bad file descriptor) [pid 6647] close(19) = -1 EBADF (Bad file descriptor) [pid 6647] close(20) = -1 EBADF (Bad file descriptor) [pid 6647] close(21) = -1 EBADF (Bad file descriptor) [pid 6647] close(22) = -1 EBADF (Bad file descriptor) [pid 6647] close(23) = -1 EBADF (Bad file descriptor) [pid 6647] close(24) = -1 EBADF (Bad file descriptor) [pid 6647] close(25) = -1 EBADF (Bad file descriptor) [pid 6647] close(26) = -1 EBADF (Bad file descriptor) [pid 6647] close(27) = -1 EBADF (Bad file descriptor) [pid 6647] close(28) = -1 EBADF (Bad file descriptor) [pid 6647] close(29) = -1 EBADF (Bad file descriptor) [pid 6647] exit_group(0) = ? [pid 6648] <... io_uring_enter resumed>) = ? [pid 6648] +++ exited with 0 +++ [pid 6647] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./100/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./100") = 0 [pid 5872] mkdir("./101", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6651 attached [pid 6651] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 212 [pid 6651] <... set_robust_list resumed>) = 0 [pid 6651] chdir("./101") = 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"executing program ) = 0 [pid 6650] <... io_uring_enter resumed>) = 4096 [pid 6651] write(1, "executing program\n", 18 [pid 6650] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] <... write resumed>) = 18 [pid 6650] <... futex resumed>) = 0 [pid 6650] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] close(3 [pid 6651] <... futex resumed>) = 0 [pid 6651] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6649] <... close resumed>) = 0 [pid 6651] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6649] close(4 [pid 6651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6649] <... close resumed>) = 0 [pid 6651] <... mmap resumed>) = 0x7f10d89da000 [pid 6649] close(5 [pid 6651] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6649] close(6 [pid 6651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6649] close(7) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6652 attached [pid 6649] close(8 [pid 6652] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6651] <... clone3 resumed> => {parent_tid=[213]}, 88) = 213 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] <... rseq resumed>) = 0 [pid 6651] rt_sigprocmask(SIG_SETMASK, [], [pid 6649] close(9 [pid 6652] set_robust_list(0x7f10d89fa9a0, 24 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] <... set_robust_list resumed>) = 0 [pid 6651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6649] close(10 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], [pid 6651] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6649] close(11) = -1 EBADF (Bad file descriptor) [pid 6649] close(12 [pid 6651] <... futex resumed>) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] close(13 [pid 6652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6649] close(14 [pid 6652] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] <... openat resumed>) = 3 [pid 6649] close(15 [pid 6652] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] <... futex resumed>) = 1 [pid 6649] close(16 [pid 6652] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] close(17 [pid 6652] <... futex resumed>) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6649] close(18 [pid 6652] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] close(19) = -1 EBADF (Bad file descriptor) [pid 6649] close(20) = -1 EBADF (Bad file descriptor) [pid 6649] close(21) = -1 EBADF (Bad file descriptor) [pid 6649] close(22) = -1 EBADF (Bad file descriptor) [pid 6652] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6649] close(23 [pid 6652] <... mmap resumed>) = 0x7f10d89b5000 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6649] close(24 [pid 6652] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6649] close(25) = -1 EBADF (Bad file descriptor) [pid 6649] close(26) = -1 EBADF (Bad file descriptor) [pid 6649] close(27 [pid 6652] <... futex resumed>) = 1 [pid 6651] <... futex resumed>) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] close(28 [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6651] <... futex resumed>) = 0 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] <... futex resumed>) = 0 [pid 6651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6649] close(29 [pid 6652] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6651] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6651] <... futex resumed>) = 0 [pid 6652] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] exit_group(0 [pid 6652] <... futex resumed>) = 0 [pid 6651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6651] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = ? [pid 6649] <... exit_group resumed>) = ? [pid 6651] <... futex resumed>) = 0 [pid 6651] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] +++ exited with 0 +++ [pid 6649] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./102/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./102") = 0 [pid 5874] mkdir("./103", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6653 attached [pid 6653] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 222 [pid 6653] <... set_robust_list resumed>) = 0 [pid 6653] chdir("./103") = 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 executing program [pid 6653] write(3, "1000", 4) = 4 [pid 6653] close(3) = 0 [pid 6653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6653] write(1, "executing program\n", 18 [pid 6651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6653] <... write resumed>) = 18 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6653] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6654 attached [pid 6654] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6653] <... clone3 resumed> => {parent_tid=[223]}, 88) = 223 [pid 6654] <... rseq resumed>) = 0 [pid 6653] rt_sigprocmask(SIG_SETMASK, [], [pid 6654] set_robust_list(0x7f10d89fa9a0, 24 [pid 6653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6654] <... set_robust_list resumed>) = 0 [pid 6653] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] rt_sigprocmask(SIG_SETMASK, [], [pid 6653] <... futex resumed>) = 0 [pid 6654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6654] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6654] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... futex resumed>) = 0 [pid 6653] <... futex resumed>) = 1 [pid 6654] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6654] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] <... mmap resumed>) = 0x7f10d89b5000 [pid 6654] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6654] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6654] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6653] <... futex resumed>) = 0 [pid 6654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6653] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... futex resumed>) = 0 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] <... futex resumed>) = 0 [pid 6653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6654] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6653] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6653] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6652] <... io_uring_enter resumed>) = 4096 [pid 6652] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6652] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6653] close(3) = 0 [pid 6653] close(4) = 0 [pid 6653] close(5) = -1 EBADF (Bad file descriptor) [pid 6651] close(3 [pid 6653] close(6 [pid 6651] <... close resumed>) = 0 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(4 [pid 6653] close(7 [pid 6651] <... close resumed>) = 0 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(5 [pid 6653] close(8 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(6 [pid 6653] close(9 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(7 [pid 6653] close(10 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(8 [pid 6653] close(11 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(9 [pid 6653] close(12 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(10 [pid 6653] close(13 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(11 [pid 6653] close(14 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(12 [pid 6653] close(15 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(13 [pid 6653] close(16 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(14 [pid 6653] close(17 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(15 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(16 [pid 6653] close(18 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(17 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(19) = -1 EBADF (Bad file descriptor) [pid 6651] close(18 [pid 6653] close(20 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(19 [pid 6653] close(21 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] close(20 [pid 6653] close(22 [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(23 [pid 6651] close(21 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(24 [pid 6651] close(22 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(25 [pid 6651] close(23 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(26 [pid 6651] close(24 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(27 [pid 6651] close(25 [pid 6653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] close(28) = -1 EBADF (Bad file descriptor) [pid 6651] close(26 [pid 6653] close(29) = -1 EBADF (Bad file descriptor) [pid 6651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] exit_group(0) = ? [pid 6651] close(27) = -1 EBADF (Bad file descriptor) [pid 6651] close(28) = -1 EBADF (Bad file descriptor) [pid 6651] close(29) = -1 EBADF (Bad file descriptor) [pid 6651] exit_group(0 [pid 6652] <... futex resumed>) = ? [pid 6651] <... exit_group resumed>) = ? [pid 6652] +++ exited with 0 +++ [pid 6651] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./101/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./101") = 0 [pid 5872] mkdir("./102", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6655 attached [pid 6655] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 214 [pid 6655] <... set_robust_list resumed>) = 0 [pid 6655] chdir("./102") = 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 6654] <... io_uring_enter resumed>) = ? [pid 6655] write(3, "1000", 4) = 4 [pid 6655] close(3) = 0 executing program [pid 6655] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6655] write(1, "executing program\n", 18) = 18 [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6655] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6655] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6655] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6654] +++ exited with 0 +++ [pid 6653] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./103/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5874] close(3) = 0 [pid 5874] rmdir("./103") = 0 [pid 5874] mkdir("./104", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 224 ./strace-static-x86_64: Process 6657 attached ./strace-static-x86_64: Process 6656 attached [pid 6655] <... clone3 resumed> => {parent_tid=[215]}, 88) = 215 [pid 6656] set_robust_list(0x555593274760, 24) = 0 [pid 6655] rt_sigprocmask(SIG_SETMASK, [], [pid 6657] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6656] chdir("./104" [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6657] <... rseq resumed>) = 0 [pid 6655] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] set_robust_list(0x7f10d89fa9a0, 24 [pid 6656] <... chdir resumed>) = 0 [pid 6655] <... futex resumed>) = 0 [pid 6656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] <... prctl resumed>) = 0 [pid 6657] <... set_robust_list resumed>) = 0 [pid 6656] setpgid(0, 0 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6656] <... setpgid resumed>) = 0 [pid 6657] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6657] <... openat resumed>) = 3 [pid 6657] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6656] <... openat resumed>) = 3 [pid 6655] <... futex resumed>) = 0 [pid 6655] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6656] write(3, "1000", 4 [pid 6655] <... futex resumed>) = 0 [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] <... write resumed>) = 4 [pid 6656] close(3 [pid 6657] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6656] <... close resumed>) = 0 [pid 6656] symlink("/dev/binderfs", "./binderfs" [pid 6657] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6656] <... symlink resumed>) = 0 [pid 6657] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000executing program ) = 0x7f10d8975000 [pid 6656] write(1, "executing program\n", 18) = 18 [pid 6657] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 1 [pid 6656] <... futex resumed>) = 0 [pid 6655] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6655] <... futex resumed>) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6656] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6655] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 0 [pid 6656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6655] <... futex resumed>) = 1 [pid 6657] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6656] <... mmap resumed>) = 0x7f10d89da000 [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6657] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 0 [pid 6655] <... futex resumed>) = 1 [pid 6657] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6655] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6656] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6658 attached => {parent_tid=[225]}, 88) = 225 [pid 6658] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6656] rt_sigprocmask(SIG_SETMASK, [], [pid 6655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6658] <... rseq resumed>) = 0 [pid 6656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6658] set_robust_list(0x7f10d89fa9a0, 24 [pid 6656] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... set_robust_list resumed>) = 0 [pid 6656] <... futex resumed>) = 0 [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6658] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6658] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6656] <... futex resumed>) = 0 [pid 6658] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6656] <... futex resumed>) = 0 [pid 6658] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6658] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6658] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6658] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6656] <... futex resumed>) = 0 [pid 6658] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = 0 [pid 6656] <... futex resumed>) = 0 [pid 6658] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6656] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = 0 [pid 6656] <... futex resumed>) = 1 [pid 6658] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6658] <... futex resumed>) = 0 [pid 6656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6658] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6656] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6656] <... futex resumed>) = 0 [pid 6658] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6656] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6657] <... io_uring_enter resumed>) = 4096 [pid 6657] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6657] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6655] close(3) = 0 [pid 6655] close(4) = 0 [pid 6655] close(5) = -1 EBADF (Bad file descriptor) [pid 6655] close(6) = -1 EBADF (Bad file descriptor) [pid 6655] close(7) = -1 EBADF (Bad file descriptor) [pid 6655] close(8) = -1 EBADF (Bad file descriptor) [pid 6655] close(9) = -1 EBADF (Bad file descriptor) [pid 6655] close(10) = -1 EBADF (Bad file descriptor) [pid 6655] close(11) = -1 EBADF (Bad file descriptor) [pid 6655] close(12) = -1 EBADF (Bad file descriptor) [pid 6655] close(13) = -1 EBADF (Bad file descriptor) [pid 6655] close(14) = -1 EBADF (Bad file descriptor) [pid 6655] close(15) = -1 EBADF (Bad file descriptor) [pid 6655] close(16) = -1 EBADF (Bad file descriptor) [pid 6655] close(17) = -1 EBADF (Bad file descriptor) [pid 6655] close(18) = -1 EBADF (Bad file descriptor) [pid 6655] close(19) = -1 EBADF (Bad file descriptor) [pid 6655] close(20) = -1 EBADF (Bad file descriptor) [pid 6655] close(21) = -1 EBADF (Bad file descriptor) [pid 6655] close(22) = -1 EBADF (Bad file descriptor) [pid 6655] close(23) = -1 EBADF (Bad file descriptor) [pid 6655] close(24) = -1 EBADF (Bad file descriptor) [pid 6655] close(25) = -1 EBADF (Bad file descriptor) [pid 6655] close(26) = -1 EBADF (Bad file descriptor) [pid 6655] close(27) = -1 EBADF (Bad file descriptor) [pid 6655] close(28) = -1 EBADF (Bad file descriptor) [pid 6655] close(29) = -1 EBADF (Bad file descriptor) [pid 6655] exit_group(0 [pid 6657] <... futex resumed>) = ? [pid 6655] <... exit_group resumed>) = ? [pid 6657] +++ exited with 0 +++ [pid 6655] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./102/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./102") = 0 [pid 5872] mkdir("./103", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 216 ./strace-static-x86_64: Process 6659 attached [pid 6659] set_robust_list(0x555593274760, 24) = 0 [pid 6659] chdir("./103") = 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 executing program [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", 18) = 18 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6659] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6660 attached [pid 6660] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6659] <... clone3 resumed> => {parent_tid=[217]}, 88) = 217 [pid 6660] <... rseq resumed>) = 0 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6660] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... futex resumed>) = 0 [pid 6660] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6660] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = 1 [pid 6660] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6660] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6660] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6660] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... futex resumed>) = 0 [pid 6660] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... futex resumed>) = 0 [pid 6660] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6659] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6656] close(3) = 0 [pid 6656] close(4) = 0 [pid 6656] close(5) = -1 EBADF (Bad file descriptor) [pid 6656] close(6) = -1 EBADF (Bad file descriptor) [pid 6656] close(7) = -1 EBADF (Bad file descriptor) [pid 6656] close(8) = -1 EBADF (Bad file descriptor) [pid 6656] close(9) = -1 EBADF (Bad file descriptor) [pid 6656] close(10) = -1 EBADF (Bad file descriptor) [pid 6656] close(11) = -1 EBADF (Bad file descriptor) [pid 6656] close(12) = -1 EBADF (Bad file descriptor) [pid 6656] close(13) = -1 EBADF (Bad file descriptor) [pid 6656] close(14) = -1 EBADF (Bad file descriptor) [pid 6656] close(15) = -1 EBADF (Bad file descriptor) [pid 6656] close(16) = -1 EBADF (Bad file descriptor) [pid 6656] close(17) = -1 EBADF (Bad file descriptor) [pid 6656] close(18) = -1 EBADF (Bad file descriptor) [pid 6656] close(19) = -1 EBADF (Bad file descriptor) [pid 6656] close(20) = -1 EBADF (Bad file descriptor) [pid 6656] close(21) = -1 EBADF (Bad file descriptor) [pid 6656] close(22) = -1 EBADF (Bad file descriptor) [pid 6656] close(23) = -1 EBADF (Bad file descriptor) [pid 6656] close(24) = -1 EBADF (Bad file descriptor) [pid 6656] close(25) = -1 EBADF (Bad file descriptor) [pid 6656] close(26) = -1 EBADF (Bad file descriptor) [pid 6656] close(27) = -1 EBADF (Bad file descriptor) [pid 6656] close(28) = -1 EBADF (Bad file descriptor) [pid 6656] close(29) = -1 EBADF (Bad file descriptor) [pid 6656] exit_group(0) = ? [pid 6658] <... io_uring_enter resumed>) = ? [pid 6658] +++ exited with 0 +++ [pid 6656] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./104/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./104") = 0 [pid 5874] mkdir("./105", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 226 ./strace-static-x86_64: Process 6661 attached [pid 6661] set_robust_list(0x555593274760, 24) = 0 [pid 6661] chdir("./105") = 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"executing program ) = 0 [pid 6661] write(1, "executing program\n", 18) = 18 [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6661] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6661] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6661] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6662 attached => {parent_tid=[227]}, 88) = 227 [pid 6662] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6662] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6662] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6661] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6662] <... futex resumed>) = 0 [pid 6662] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6662] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 1 [pid 6662] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6662] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6662] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6662] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6660] <... io_uring_enter resumed>) = 4096 [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6660] <... futex resumed>) = 0 [pid 6659] close(3 [pid 6660] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] <... close resumed>) = 0 [pid 6661] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] close(4 [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 1 [pid 6662] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... close resumed>) = 0 [pid 6661] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] close(5 [pid 6662] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 1 [pid 6662] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6662] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6659] close(6 [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] close(7 [pid 6661] <... futex resumed>) = 1 [pid 6662] <... futex resumed>) = 0 [pid 6662] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6661] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] close(8) = -1 EBADF (Bad file descriptor) [pid 6659] close(9) = -1 EBADF (Bad file descriptor) [pid 6659] close(10) = -1 EBADF (Bad file descriptor) [pid 6659] close(11) = -1 EBADF (Bad file descriptor) [pid 6659] close(12) = -1 EBADF (Bad file descriptor) [pid 6659] close(13) = -1 EBADF (Bad file descriptor) [pid 6659] close(14) = -1 EBADF (Bad file descriptor) [pid 6659] close(15) = -1 EBADF (Bad file descriptor) [pid 6659] close(16) = -1 EBADF (Bad file descriptor) [pid 6659] close(17) = -1 EBADF (Bad file descriptor) [pid 6659] close(18) = -1 EBADF (Bad file descriptor) [pid 6659] close(19) = -1 EBADF (Bad file descriptor) [pid 6659] close(20) = -1 EBADF (Bad file descriptor) [pid 6659] close(21) = -1 EBADF (Bad file descriptor) [pid 6659] close(22) = -1 EBADF (Bad file descriptor) [pid 6659] close(23) = -1 EBADF (Bad file descriptor) [pid 6659] close(24) = -1 EBADF (Bad file descriptor) [pid 6659] close(25) = -1 EBADF (Bad file descriptor) [pid 6659] close(26) = -1 EBADF (Bad file descriptor) [pid 6659] close(27) = -1 EBADF (Bad file descriptor) [pid 6659] close(28) = -1 EBADF (Bad file descriptor) [pid 6659] close(29) = -1 EBADF (Bad file descriptor) [pid 6659] exit_group(0) = ? [pid 6660] <... futex resumed>) = ? [pid 6660] +++ exited with 0 +++ [pid 6659] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./103/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./103") = 0 [pid 5872] mkdir("./104", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6663 attached [pid 6663] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 218 [pid 6663] <... set_robust_list resumed>) = 0 [pid 6663] chdir("./104") = 0 [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6661] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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 executing program [pid 6663] write(1, "executing program\n", 18) = 18 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6663] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6663] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6664 attached => {parent_tid=[219]}, 88) = 219 [pid 6663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6663] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6664] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6664] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6664] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6664] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6663] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6664] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6664] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6664] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6663] <... futex resumed>) = 0 [pid 6663] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6663] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6664] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6663] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6661] close(3) = 0 [pid 6661] close(4) = 0 [pid 6661] close(5) = -1 EBADF (Bad file descriptor) [pid 6661] close(6) = -1 EBADF (Bad file descriptor) [pid 6661] close(7) = -1 EBADF (Bad file descriptor) [pid 6661] close(8) = -1 EBADF (Bad file descriptor) [pid 6661] close(9) = -1 EBADF (Bad file descriptor) [pid 6661] close(10) = -1 EBADF (Bad file descriptor) [pid 6661] close(11) = -1 EBADF (Bad file descriptor) [pid 6661] close(12) = -1 EBADF (Bad file descriptor) [pid 6661] close(13) = -1 EBADF (Bad file descriptor) [pid 6661] close(14) = -1 EBADF (Bad file descriptor) [pid 6661] close(15) = -1 EBADF (Bad file descriptor) [pid 6661] close(16) = -1 EBADF (Bad file descriptor) [pid 6661] close(17) = -1 EBADF (Bad file descriptor) [pid 6661] close(18) = -1 EBADF (Bad file descriptor) [pid 6661] close(19) = -1 EBADF (Bad file descriptor) [pid 6661] close(20) = -1 EBADF (Bad file descriptor) [pid 6661] close(21) = -1 EBADF (Bad file descriptor) [pid 6661] close(22) = -1 EBADF (Bad file descriptor) [pid 6661] close(23) = -1 EBADF (Bad file descriptor) [pid 6661] close(24) = -1 EBADF (Bad file descriptor) [pid 6661] close(25) = -1 EBADF (Bad file descriptor) [pid 6661] close(26 [pid 6662] <... io_uring_enter resumed>) = 4096 [pid 6661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6661] close(27) = -1 EBADF (Bad file descriptor) [pid 6661] close(28) = -1 EBADF (Bad file descriptor) [pid 6661] close(29) = -1 EBADF (Bad file descriptor) [pid 6661] exit_group(0) = ? [pid 6663] close(3) = 0 [pid 6663] close(4) = 0 [pid 6663] close(5) = -1 EBADF (Bad file descriptor) [pid 6663] close(6) = -1 EBADF (Bad file descriptor) [pid 6663] close(7) = -1 EBADF (Bad file descriptor) [pid 6663] close(8) = -1 EBADF (Bad file descriptor) [pid 6663] close(9) = -1 EBADF (Bad file descriptor) [pid 6663] close(10) = -1 EBADF (Bad file descriptor) [pid 6663] close(11) = -1 EBADF (Bad file descriptor) [pid 6663] close(12) = -1 EBADF (Bad file descriptor) [pid 6663] close(13) = -1 EBADF (Bad file descriptor) [pid 6663] close(14) = -1 EBADF (Bad file descriptor) [pid 6663] close(15) = -1 EBADF (Bad file descriptor) [pid 6663] close(16) = -1 EBADF (Bad file descriptor) [pid 6663] close(17) = -1 EBADF (Bad file descriptor) [pid 6663] close(18) = -1 EBADF (Bad file descriptor) [pid 6663] close(19) = -1 EBADF (Bad file descriptor) [pid 6663] close(20) = -1 EBADF (Bad file descriptor) [pid 6663] close(21) = -1 EBADF (Bad file descriptor) [pid 6663] close(22) = -1 EBADF (Bad file descriptor) [pid 6663] close(23) = -1 EBADF (Bad file descriptor) [pid 6663] close(24) = -1 EBADF (Bad file descriptor) [pid 6663] close(25) = -1 EBADF (Bad file descriptor) [pid 6663] close(26) = -1 EBADF (Bad file descriptor) [pid 6663] close(27) = -1 EBADF (Bad file descriptor) [pid 6663] close(28) = -1 EBADF (Bad file descriptor) [pid 6663] close(29) = -1 EBADF (Bad file descriptor) [pid 6663] exit_group(0) = ? [pid 6662] +++ exited with 0 +++ [pid 6661] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./105/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./105") = 0 [pid 5874] mkdir("./106", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6665 attached , child_tidptr=0x555593274750) = 228 [pid 6665] set_robust_list(0x555593274760, 24) = 0 [pid 6665] chdir("./106") = 0 [pid 6665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6665] setpgid(0, 0) = 0 [pid 6665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6665] write(3, "1000", 4) = 4 [pid 6664] <... io_uring_enter resumed>) = ? executing program [pid 6665] close(3) = 0 [pid 6665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6665] write(1, "executing program\n", 18) = 18 [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6664] +++ exited with 0 +++ [pid 6663] +++ exited with 0 +++ [pid 6665] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] restart_syscall(<... resuming interrupted clone ...> [pid 6665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... restart_syscall resumed>) = 0 [pid 6665] <... mmap resumed>) = 0x7f10d89da000 [pid 6665] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5872] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6665] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6665] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5872] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6666 attached [pid 5872] newfstatat(3, "", [pid 6665] <... clone3 resumed> => {parent_tid=[229]}, 88) = 229 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6665] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] getdents64(3, [pid 6665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6666] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6665] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6666] <... rseq resumed>) = 0 [pid 6665] <... futex resumed>) = 0 [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] newfstatat(AT_FDCWD, "./104/binderfs", [pid 6666] set_robust_list(0x7f10d89fa9a0, 24 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6666] <... set_robust_list resumed>) = 0 [pid 5872] unlink("./104/binderfs" [pid 6666] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... unlink resumed>) = 0 [pid 6666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] getdents64(3, [pid 6666] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6666] <... openat resumed>) = 3 [pid 5872] close(3 [pid 6666] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... close resumed>) = 0 [pid 6666] <... futex resumed>) = 1 [pid 6665] <... futex resumed>) = 0 [pid 5872] rmdir("./104" [pid 6665] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... rmdir resumed>) = 0 [pid 6665] <... futex resumed>) = 0 [pid 5872] mkdir("./105", 0777 [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... mkdir resumed>) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6667 attached [pid 6666] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 220 [pid 6666] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6667] set_robust_list(0x555593274760, 24 [pid 6666] <... mmap resumed>) = 0x7f10d89b5000 [pid 6667] <... set_robust_list resumed>) = 0 [pid 6666] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6667] chdir("./105" [pid 6666] <... mmap resumed>) = 0x7f10d8975000 [pid 6667] <... chdir resumed>) = 0 [pid 6666] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6666] <... futex resumed>) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6667] <... prctl resumed>) = 0 [pid 6665] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6667] setpgid(0, 0 [pid 6666] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6667] <... setpgid resumed>) = 0 [pid 6666] <... futex resumed>) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6665] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6665] <... futex resumed>) = 0 [pid 6665] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6665] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6667] <... openat resumed>) = 3 [pid 6667] write(3, "1000", 4) = 4 [pid 6666] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6667] close(3) = 0 [pid 6667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6667] write(1, "executing program\n", 18) = 18 executing program [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6667] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6667] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6667] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6667] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6665] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6667] <... clone3 resumed> => {parent_tid=[221]}, 88) = 221 [pid 6667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6667] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6668 attached [pid 6668] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6668] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6668] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6668] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6667] <... futex resumed>) = 0 [pid 6668] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6667] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6667] <... futex resumed>) = 0 [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6668] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6668] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6668] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6667] <... futex resumed>) = 0 [pid 6667] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... futex resumed>) = 0 [pid 6667] <... futex resumed>) = 1 [pid 6668] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6668] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6667] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6668] <... futex resumed>) = 0 [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6667] <... futex resumed>) = 0 [pid 6667] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6667] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6665] close(3) = 0 [pid 6665] close(4) = 0 [pid 6665] close(5) = -1 EBADF (Bad file descriptor) [pid 6665] close(6) = -1 EBADF (Bad file descriptor) [pid 6665] close(7) = -1 EBADF (Bad file descriptor) [pid 6665] close(8) = -1 EBADF (Bad file descriptor) [pid 6665] close(9) = -1 EBADF (Bad file descriptor) [pid 6665] close(10) = -1 EBADF (Bad file descriptor) [pid 6665] close(11) = -1 EBADF (Bad file descriptor) [pid 6665] close(12) = -1 EBADF (Bad file descriptor) [pid 6665] close(13) = -1 EBADF (Bad file descriptor) [pid 6665] close(14) = -1 EBADF (Bad file descriptor) [pid 6665] close(15) = -1 EBADF (Bad file descriptor) [pid 6665] close(16) = -1 EBADF (Bad file descriptor) [pid 6665] close(17) = -1 EBADF (Bad file descriptor) [pid 6665] close(18) = -1 EBADF (Bad file descriptor) [pid 6665] close(19) = -1 EBADF (Bad file descriptor) [pid 6665] close(20) = -1 EBADF (Bad file descriptor) [pid 6665] close(21) = -1 EBADF (Bad file descriptor) [pid 6665] close(22) = -1 EBADF (Bad file descriptor) [pid 6665] close(23) = -1 EBADF (Bad file descriptor) [pid 6665] close(24) = -1 EBADF (Bad file descriptor) [pid 6665] close(25) = -1 EBADF (Bad file descriptor) [pid 6665] close(26) = -1 EBADF (Bad file descriptor) [pid 6665] close(27) = -1 EBADF (Bad file descriptor) [pid 6665] close(28) = -1 EBADF (Bad file descriptor) [pid 6665] close(29) = -1 EBADF (Bad file descriptor) [pid 6665] exit_group(0) = ? [pid 6667] close(3) = 0 [pid 6667] close(4) = 0 [pid 6667] close(5) = -1 EBADF (Bad file descriptor) [pid 6667] close(6) = -1 EBADF (Bad file descriptor) [pid 6666] <... io_uring_enter resumed>) = ? [pid 6667] close(7) = -1 EBADF (Bad file descriptor) [pid 6667] close(8) = -1 EBADF (Bad file descriptor) [pid 6667] close(9) = -1 EBADF (Bad file descriptor) [pid 6667] close(10) = -1 EBADF (Bad file descriptor) [pid 6667] close(11) = -1 EBADF (Bad file descriptor) [pid 6667] close(12) = -1 EBADF (Bad file descriptor) [pid 6667] close(13) = -1 EBADF (Bad file descriptor) [pid 6667] close(14) = -1 EBADF (Bad file descriptor) [pid 6667] close(15) = -1 EBADF (Bad file descriptor) [pid 6667] close(16) = -1 EBADF (Bad file descriptor) [pid 6667] close(17) = -1 EBADF (Bad file descriptor) [pid 6667] close(18) = -1 EBADF (Bad file descriptor) [pid 6667] close(19) = -1 EBADF (Bad file descriptor) [pid 6667] close(20) = -1 EBADF (Bad file descriptor) [pid 6667] close(21) = -1 EBADF (Bad file descriptor) [pid 6667] close(22) = -1 EBADF (Bad file descriptor) [pid 6667] close(23) = -1 EBADF (Bad file descriptor) [pid 6667] close(24) = -1 EBADF (Bad file descriptor) [pid 6667] close(25) = -1 EBADF (Bad file descriptor) [pid 6667] close(26) = -1 EBADF (Bad file descriptor) [pid 6667] close(27) = -1 EBADF (Bad file descriptor) [pid 6667] close(28) = -1 EBADF (Bad file descriptor) [pid 6667] close(29) = -1 EBADF (Bad file descriptor) [pid 6667] exit_group(0) = ? [pid 6666] +++ exited with 0 +++ [pid 6665] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./106/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./106") = 0 [pid 5874] mkdir("./107", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6668] <... io_uring_enter resumed>) = ? ./strace-static-x86_64: Process 6669 attached [pid 6668] +++ exited with 0 +++ [pid 6667] +++ exited with 0 +++ [pid 6669] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 230 [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", [pid 6669] <... set_robust_list resumed>) = 0 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, [pid 6669] chdir("./107" [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6669] <... chdir resumed>) = 0 [pid 5872] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6669] <... prctl resumed>) = 0 [pid 5872] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6669] setpgid(0, 0 [pid 5872] unlink("./105/binderfs") = 0 [pid 6669] <... setpgid resumed>) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] close(3) = 0 [pid 6669] <... openat resumed>) = 3 [pid 5872] rmdir("./105") = 0 [pid 6669] write(3, "1000", 4 [pid 5872] mkdir("./106", 0777 [pid 6669] <... write resumed>) = 4 [pid 5872] <... mkdir resumed>) = 0 [pid 6669] close(3 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6669] <... close resumed>) = 0 [pid 6669] symlink("/dev/binderfs", "./binderfs" [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 222 [pid 6669] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 6670 attached [pid 6670] set_robust_list(0x555593274760, 24 [pid 6669] write(1, "executing program\n", 18executing program [pid 6670] <... set_robust_list resumed>) = 0 [pid 6669] <... write resumed>) = 18 [pid 6670] chdir("./106" [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6670] <... chdir resumed>) = 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 [pid 6669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6670] <... close resumed>) = 0 [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6670] symlink("/dev/binderfs", "./binderfs" [pid 6669] <... mmap resumed>) = 0x7f10d89da000 [pid 6670] <... symlink resumed>) = 0 [pid 6669] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6670] write(1, "executing program\n", 18 [pid 6669] <... mprotect resumed>) = 0 [pid 6670] <... write resumed>) = 18 [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6670] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6670] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6670] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6670] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6670] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[223]}, 88) = 223 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6671 attached NULL, 8) = 0 [pid 6670] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6671] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6671] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6671] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6671] <... futex resumed>) = 1 [pid 6671] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] <... futex resumed>) = 0 [pid 6670] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6671] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6671] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6671] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6671] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6670] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6671] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6670] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6671] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6671] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6670] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6671] <... futex resumed>) = 0 [pid 6671] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6670] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] <... clone3 resumed> => {parent_tid=[231]}, 88) = 231 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6672 attached NULL, 8) = 0 [pid 6669] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6672] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6672] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6672] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6672] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... futex resumed>) = 0 [pid 6672] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6672] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6672] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6672] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6672] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] <... futex resumed>) = 0 [pid 6672] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6669] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6672] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6672] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6669] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6669] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6671] <... io_uring_enter resumed>) = 4096 [pid 6671] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] close(3) = 0 [pid 6670] close(4) = 0 [pid 6670] close(5) = -1 EBADF (Bad file descriptor) [pid 6671] <... futex resumed>) = 0 [pid 6670] close(6 [pid 6671] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6670] close(7) = -1 EBADF (Bad file descriptor) [pid 6670] close(8) = -1 EBADF (Bad file descriptor) [pid 6670] close(9) = -1 EBADF (Bad file descriptor) [pid 6670] close(10) = -1 EBADF (Bad file descriptor) [pid 6670] close(11) = -1 EBADF (Bad file descriptor) [pid 6670] close(12) = -1 EBADF (Bad file descriptor) [pid 6670] close(13) = -1 EBADF (Bad file descriptor) [pid 6670] close(14) = -1 EBADF (Bad file descriptor) [pid 6670] close(15) = -1 EBADF (Bad file descriptor) [pid 6670] close(16) = -1 EBADF (Bad file descriptor) [pid 6670] close(17) = -1 EBADF (Bad file descriptor) [pid 6670] close(18) = -1 EBADF (Bad file descriptor) [pid 6670] close(19) = -1 EBADF (Bad file descriptor) [pid 6670] close(20) = -1 EBADF (Bad file descriptor) [pid 6670] close(21) = -1 EBADF (Bad file descriptor) [pid 6670] close(22) = -1 EBADF (Bad file descriptor) [pid 6670] close(23) = -1 EBADF (Bad file descriptor) [pid 6670] close(24) = -1 EBADF (Bad file descriptor) [pid 6670] close(25) = -1 EBADF (Bad file descriptor) [pid 6670] close(26) = -1 EBADF (Bad file descriptor) [pid 6670] close(27) = -1 EBADF (Bad file descriptor) [pid 6670] close(28) = -1 EBADF (Bad file descriptor) [pid 6670] close(29) = -1 EBADF (Bad file descriptor) [pid 6670] exit_group(0 [pid 6671] <... futex resumed>) = ? [pid 6670] <... exit_group resumed>) = ? [pid 6671] +++ exited with 0 +++ [pid 6670] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./106/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./106") = 0 [pid 5872] mkdir("./107", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6673 attached [pid 6672] <... io_uring_enter resumed>) = 4096 [pid 6673] set_robust_list(0x555593274760, 24 [pid 6672] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 224 [pid 6673] <... set_robust_list resumed>) = 0 [pid 6672] <... futex resumed>) = 0 [pid 6673] chdir("./107" [pid 6672] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] close(3 [pid 6673] <... chdir resumed>) = 0 [pid 6669] <... close resumed>) = 0 [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6669] close(4 [pid 6673] <... prctl resumed>) = 0 [pid 6669] <... close resumed>) = 0 [pid 6673] setpgid(0, 0 [pid 6669] close(5 [pid 6673] <... setpgid resumed>) = 0 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6669] close(6) = -1 EBADF (Bad file descriptor) [pid 6673] <... openat resumed>) = 3 [pid 6669] close(7 [pid 6673] write(3, "1000", 4 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] <... write resumed>) = 4 [pid 6669] close(8 [pid 6673] close(3 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] <... close resumed>) = 0 [pid 6669] close(9 [pid 6673] symlink("/dev/binderfs", "./binderfs" [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6673] <... symlink resumed>) = 0 [pid 6669] close(10 [pid 6673] write(1, "executing program\n", 18 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] <... write resumed>) = 18 [pid 6669] close(11 [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] <... futex resumed>) = 0 [pid 6669] close(12 [pid 6673] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6669] close(13 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6669] close(14 [pid 6673] <... mmap resumed>) = 0x7f10d89da000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6669] close(15 [pid 6673] <... mprotect resumed>) = 0 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] close(16 [pid 6673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6669] close(17./strace-static-x86_64: Process 6674 attached ) = -1 EBADF (Bad file descriptor) [pid 6674] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6673] <... clone3 resumed> => {parent_tid=[225]}, 88) = 225 [pid 6669] close(18 [pid 6674] <... rseq resumed>) = 0 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] set_robust_list(0x7f10d89fa9a0, 24 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] close(19 [pid 6674] <... set_robust_list resumed>) = 0 [pid 6673] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] <... futex resumed>) = 0 [pid 6669] close(20) = -1 EBADF (Bad file descriptor) [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] close(21 [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6674] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] <... openat resumed>) = 3 [pid 6669] close(22 [pid 6674] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] <... futex resumed>) = 1 [pid 6673] <... futex resumed>) = 0 [pid 6669] close(23 [pid 6674] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] <... futex resumed>) = 0 [pid 6669] close(24 [pid 6674] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6669] close(25 [pid 6674] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6669] close(26) = -1 EBADF (Bad file descriptor) [pid 6669] close(27) = -1 EBADF (Bad file descriptor) [pid 6669] close(28 [pid 6674] <... mmap resumed>) = 0x7f10d89b5000 [pid 6674] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] <... mmap resumed>) = 0x7f10d8975000 [pid 6669] close(29) = -1 EBADF (Bad file descriptor) [pid 6674] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] exit_group(0 [pid 6674] <... futex resumed>) = 1 [pid 6673] <... futex resumed>) = 0 [pid 6672] <... futex resumed>) = ? [pid 6669] <... exit_group resumed>) = ? [pid 6674] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] <... futex resumed>) = 0 [pid 6672] +++ exited with 0 +++ [pid 6674] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] +++ exited with 0 +++ [pid 6674] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6674] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6674] <... futex resumed>) = 0 [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6673] <... futex resumed>) = 0 [pid 6673] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5874] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./107/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 6673] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] rmdir("./107") = 0 [pid 5874] mkdir("./108", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6675 attached [pid 6675] set_robust_list(0x555593274760, 24 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 232 [pid 6675] <... set_robust_list resumed>) = 0 [pid 6675] chdir("./108") = 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 executing program [pid 6675] write(1, "executing program\n", 18) = 18 [pid 6674] <... io_uring_enter resumed>) = 4096 [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6675] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6674] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6674] <... futex resumed>) = 0 [pid 6673] close(3 [pid 6675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6675] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6673] <... close resumed>) = 0 [pid 6675] <... mprotect resumed>) = 0 [pid 6674] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] close(4 [pid 6675] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6673] <... close resumed>) = 0 [pid 6675] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6673] close(5 [pid 6675] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6676 attached [pid 6673] close(6 [pid 6676] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6675] <... clone3 resumed> => {parent_tid=[233]}, 88) = 233 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... rseq resumed>) = 0 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] close(7 [pid 6676] set_robust_list(0x7f10d89fa9a0, 24 [pid 6675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... set_robust_list resumed>) = 0 [pid 6675] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] rt_sigprocmask(SIG_SETMASK, [], [pid 6675] <... futex resumed>) = 0 [pid 6673] close(8 [pid 6676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6676] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... openat resumed>) = 3 [pid 6673] close(9) = -1 EBADF (Bad file descriptor) [pid 6673] close(10 [pid 6676] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... futex resumed>) = 1 [pid 6675] <... futex resumed>) = 0 [pid 6673] close(11 [pid 6676] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6675] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] close(12) = -1 EBADF (Bad file descriptor) [pid 6676] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6673] close(13) = -1 EBADF (Bad file descriptor) [pid 6676] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6673] close(14 [pid 6676] <... mmap resumed>) = 0x7f10d89b5000 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] close(15) = -1 EBADF (Bad file descriptor) [pid 6673] close(16) = -1 EBADF (Bad file descriptor) [pid 6676] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6673] close(17 [pid 6676] <... mmap resumed>) = 0x7f10d8975000 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] close(18) = -1 EBADF (Bad file descriptor) [pid 6673] close(19) = -1 EBADF (Bad file descriptor) [pid 6673] close(20 [pid 6676] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... futex resumed>) = 1 [pid 6675] <... futex resumed>) = 0 [pid 6673] close(21 [pid 6676] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = 0 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] close(22 [pid 6675] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = 1 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6676] <... futex resumed>) = 0 [pid 6675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6673] close(23 [pid 6676] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6675] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6675] <... futex resumed>) = 0 [pid 6673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6675] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] close(24) = -1 EBADF (Bad file descriptor) [pid 6673] close(25) = -1 EBADF (Bad file descriptor) [pid 6673] close(26) = -1 EBADF (Bad file descriptor) [pid 6673] close(27) = -1 EBADF (Bad file descriptor) [pid 6673] close(28) = -1 EBADF (Bad file descriptor) [pid 6673] close(29) = -1 EBADF (Bad file descriptor) [pid 6673] exit_group(0) = ? [pid 6674] <... futex resumed>) = ? [pid 6674] +++ exited with 0 +++ [pid 6673] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./107/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./107") = 0 [pid 5872] mkdir("./108", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 6677 attached , child_tidptr=0x555593274750) = 226 [pid 6677] set_robust_list(0x555593274760, 24) = 0 [pid 6677] chdir("./108") = 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 6675] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6677] write(1, "executing program\n", 18) = 18 [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6677] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[227]}, 88) = 227 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6677] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6678 attached [pid 6678] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6678] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6678] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6678] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6678] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6678] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6678] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6678] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6678] <... futex resumed>) = 0 [pid 6678] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] <... futex resumed>) = 0 [pid 6677] <... futex resumed>) = 1 [pid 6678] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6678] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6678] <... futex resumed>) = 0 [pid 6678] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6677] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6675] close(3) = 0 [pid 6675] close(4) = 0 [pid 6675] close(5) = -1 EBADF (Bad file descriptor) [pid 6675] close(6) = -1 EBADF (Bad file descriptor) [pid 6675] close(7) = -1 EBADF (Bad file descriptor) [pid 6675] close(8) = -1 EBADF (Bad file descriptor) [pid 6675] close(9) = -1 EBADF (Bad file descriptor) [pid 6675] close(10) = -1 EBADF (Bad file descriptor) [pid 6675] close(11) = -1 EBADF (Bad file descriptor) [pid 6675] close(12) = -1 EBADF (Bad file descriptor) [pid 6675] close(13) = -1 EBADF (Bad file descriptor) [pid 6675] close(14) = -1 EBADF (Bad file descriptor) [pid 6675] close(15) = -1 EBADF (Bad file descriptor) [pid 6675] close(16) = -1 EBADF (Bad file descriptor) [pid 6675] close(17) = -1 EBADF (Bad file descriptor) [pid 6675] close(18) = -1 EBADF (Bad file descriptor) [pid 6675] close(19) = -1 EBADF (Bad file descriptor) [pid 6675] close(20) = -1 EBADF (Bad file descriptor) [pid 6675] close(21) = -1 EBADF (Bad file descriptor) [pid 6675] close(22) = -1 EBADF (Bad file descriptor) [pid 6675] close(23) = -1 EBADF (Bad file descriptor) [pid 6675] close(24) = -1 EBADF (Bad file descriptor) [pid 6675] close(25) = -1 EBADF (Bad file descriptor) [pid 6675] close(26) = -1 EBADF (Bad file descriptor) [pid 6675] close(27) = -1 EBADF (Bad file descriptor) [pid 6675] close(28) = -1 EBADF (Bad file descriptor) [pid 6675] close(29) = -1 EBADF (Bad file descriptor) [pid 6675] exit_group(0) = ? [pid 6676] <... io_uring_enter resumed>) = ? [pid 6676] +++ exited with 0 +++ [pid 6675] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./108/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./108") = 0 [pid 5874] mkdir("./109", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6679 attached [pid 6679] set_robust_list(0x555593274760, 24) = 0 [pid 6679] chdir("./109") = 0 [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 234 [pid 6679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6679] setpgid(0, 0) = 0 [pid 6679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6679] write(3, "1000", 4) = 4 [pid 6679] close(3) = 0 [pid 6679] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6679] write(1, "executing program\n", 18) = 18 [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6679] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6679] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6679] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6680 attached [pid 6680] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6679] <... clone3 resumed> => {parent_tid=[235]}, 88) = 235 [pid 6680] set_robust_list(0x7f10d89fa9a0, 24 [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6680] <... set_robust_list resumed>) = 0 [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6680] rt_sigprocmask(SIG_SETMASK, [], [pid 6679] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6680] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6679] <... futex resumed>) = 0 [pid 6679] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6677] close(3) = 0 [pid 6677] close(4) = 0 [pid 6680] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6677] close(5 [pid 6680] <... mmap resumed>) = 0x7f10d89b5000 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6677] close(6) = -1 EBADF (Bad file descriptor) [pid 6680] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6677] close(7 [pid 6680] <... mmap resumed>) = 0x7f10d8975000 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6677] close(8) = -1 EBADF (Bad file descriptor) [pid 6677] close(9 [pid 6680] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6680] <... futex resumed>) = 1 [pid 6679] <... futex resumed>) = 0 [pid 6677] close(10 [pid 6679] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6679] <... futex resumed>) = 0 [pid 6677] close(11 [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6680] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] close(12 [pid 6679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6679] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6680] <... futex resumed>) = 0 [pid 6679] <... futex resumed>) = 1 [pid 6680] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] close(13 [pid 6679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6680] <... futex resumed>) = 0 [pid 6679] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] close(14 [pid 6680] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6679] <... futex resumed>) = 0 [pid 6677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6677] close(15) = -1 EBADF (Bad file descriptor) [pid 6679] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6677] close(16) = -1 EBADF (Bad file descriptor) [pid 6677] close(17) = -1 EBADF (Bad file descriptor) [pid 6677] close(18) = -1 EBADF (Bad file descriptor) [pid 6677] close(19) = -1 EBADF (Bad file descriptor) [pid 6677] close(20) = -1 EBADF (Bad file descriptor) [pid 6677] close(21) = -1 EBADF (Bad file descriptor) [pid 6677] close(22) = -1 EBADF (Bad file descriptor) [pid 6677] close(23) = -1 EBADF (Bad file descriptor) [pid 6677] close(24) = -1 EBADF (Bad file descriptor) [pid 6677] close(25) = -1 EBADF (Bad file descriptor) [pid 6677] close(26) = -1 EBADF (Bad file descriptor) [pid 6677] close(27) = -1 EBADF (Bad file descriptor) [pid 6677] close(28) = -1 EBADF (Bad file descriptor) [pid 6677] close(29) = -1 EBADF (Bad file descriptor) [pid 6677] exit_group(0) = ? [pid 6679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6678] <... io_uring_enter resumed>) = ? [pid 6678] +++ exited with 0 +++ [pid 6677] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./108/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./108") = 0 [pid 5872] mkdir("./109", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6681 attached , child_tidptr=0x555593274750) = 228 [pid 6681] set_robust_list(0x555593274760, 24) = 0 [pid 6681] chdir("./109") = 0 [pid 6681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6681] setpgid(0, 0) = 0 [pid 6681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6681] write(3, "1000", 4) = 4 [pid 6681] close(3) = 0 [pid 6681] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6681] write(1, "executing program\n", 18) = 18 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6681] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6681] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6681] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6681] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6682 attached [pid 6682] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6681] <... clone3 resumed> => {parent_tid=[229]}, 88) = 229 [pid 6681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6682] <... rseq resumed>) = 0 [pid 6682] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6681] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] rt_sigprocmask(SIG_SETMASK, [], [pid 6681] <... futex resumed>) = 0 [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6682] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6681] <... futex resumed>) = 0 [pid 6682] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6681] <... futex resumed>) = 0 [pid 6682] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6682] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6682] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6682] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6681] <... futex resumed>) = 0 [pid 6681] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6681] <... futex resumed>) = 0 [pid 6682] <... futex resumed>) = 0 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6681] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = 0 [pid 6681] <... futex resumed>) = 1 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6681] <... futex resumed>) = 0 [pid 6682] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6681] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... io_uring_enter resumed>) = 4096 [pid 6681] <... futex resumed>) = 0 [pid 6681] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6680] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6680] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6679] close(3) = 0 [pid 6679] close(4) = 0 [pid 6679] close(5) = -1 EBADF (Bad file descriptor) [pid 6679] close(6) = -1 EBADF (Bad file descriptor) [pid 6679] close(7) = -1 EBADF (Bad file descriptor) [pid 6679] close(8) = -1 EBADF (Bad file descriptor) [pid 6679] close(9) = -1 EBADF (Bad file descriptor) [pid 6679] close(10) = -1 EBADF (Bad file descriptor) [pid 6679] close(11) = -1 EBADF (Bad file descriptor) [pid 6679] close(12) = -1 EBADF (Bad file descriptor) [pid 6679] close(13) = -1 EBADF (Bad file descriptor) [pid 6679] close(14) = -1 EBADF (Bad file descriptor) [pid 6679] close(15) = -1 EBADF (Bad file descriptor) [pid 6679] close(16) = -1 EBADF (Bad file descriptor) [pid 6679] close(17) = -1 EBADF (Bad file descriptor) [pid 6679] close(18) = -1 EBADF (Bad file descriptor) [pid 6679] close(19) = -1 EBADF (Bad file descriptor) [pid 6679] close(20) = -1 EBADF (Bad file descriptor) [pid 6679] close(21) = -1 EBADF (Bad file descriptor) [pid 6679] close(22) = -1 EBADF (Bad file descriptor) [pid 6679] close(23) = -1 EBADF (Bad file descriptor) [pid 6679] close(24) = -1 EBADF (Bad file descriptor) [pid 6679] close(25) = -1 EBADF (Bad file descriptor) [pid 6679] close(26) = -1 EBADF (Bad file descriptor) [pid 6679] close(27) = -1 EBADF (Bad file descriptor) [pid 6679] close(28) = -1 EBADF (Bad file descriptor) [pid 6679] close(29) = -1 EBADF (Bad file descriptor) [pid 6679] exit_group(0) = ? [pid 6680] <... futex resumed>) = ? [pid 6680] +++ exited with 0 +++ [pid 6679] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5874] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5874] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./109/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./109") = 0 [pid 5874] mkdir("./110", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6683 attached [pid 6681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 236 [pid 6683] set_robust_list(0x555593274760, 24) = 0 [pid 6683] chdir("./110") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6683] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6683] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[237]}, 88) = 237 ./strace-static-x86_64: Process 6684 attached [pid 6683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6683] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6683] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6684] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6684] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6684] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6683] <... futex resumed>) = 0 [pid 6684] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6683] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6683] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6684] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6684] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6684] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6684] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6683] <... futex resumed>) = 0 [pid 6684] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6683] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] <... futex resumed>) = 0 [pid 6684] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] <... futex resumed>) = 0 [pid 6683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6684] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6683] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] <... futex resumed>) = 0 [pid 6684] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] <... futex resumed>) = 0 [pid 6683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6684] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6683] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] <... futex resumed>) = 0 [pid 6684] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6683] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6682] <... io_uring_enter resumed>) = 4096 [pid 6682] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6681] close(3) = 0 [pid 6681] close(4) = 0 [pid 6681] close(5) = -1 EBADF (Bad file descriptor) [pid 6681] close(6) = -1 EBADF (Bad file descriptor) [pid 6681] close(7) = -1 EBADF (Bad file descriptor) [pid 6681] close(8) = -1 EBADF (Bad file descriptor) [pid 6681] close(9) = -1 EBADF (Bad file descriptor) [pid 6681] close(10) = -1 EBADF (Bad file descriptor) [pid 6681] close(11) = -1 EBADF (Bad file descriptor) [pid 6681] close(12) = -1 EBADF (Bad file descriptor) [pid 6681] close(13) = -1 EBADF (Bad file descriptor) [pid 6681] close(14) = -1 EBADF (Bad file descriptor) [pid 6681] close(15) = -1 EBADF (Bad file descriptor) [pid 6681] close(16) = -1 EBADF (Bad file descriptor) [pid 6681] close(17) = -1 EBADF (Bad file descriptor) [pid 6681] close(18) = -1 EBADF (Bad file descriptor) [pid 6681] close(19) = -1 EBADF (Bad file descriptor) [pid 6681] close(20) = -1 EBADF (Bad file descriptor) [pid 6681] close(21) = -1 EBADF (Bad file descriptor) [pid 6681] close(22) = -1 EBADF (Bad file descriptor) [pid 6681] close(23) = -1 EBADF (Bad file descriptor) [pid 6681] close(24) = -1 EBADF (Bad file descriptor) [pid 6681] close(25) = -1 EBADF (Bad file descriptor) [pid 6681] close(26) = -1 EBADF (Bad file descriptor) [pid 6681] close(27) = -1 EBADF (Bad file descriptor) [pid 6681] close(28) = -1 EBADF (Bad file descriptor) [pid 6681] close(29) = -1 EBADF (Bad file descriptor) [pid 6681] exit_group(0) = ? [pid 6682] <... futex resumed>) = ? [pid 6682] +++ exited with 0 +++ [pid 6681] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./109/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./109") = 0 [pid 5872] mkdir("./110", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6685 attached [pid 6685] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 230 [pid 6685] <... set_robust_list resumed>) = 0 [pid 6685] chdir("./110") = 0 [pid 6685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6685] setpgid(0, 0) = 0 [pid 6684] <... io_uring_enter resumed>) = 4096 [pid 6685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6684] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6684] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] <... openat resumed>) = 3 [pid 6685] write(3, "1000", 4 [pid 6683] close(3) = 0 [pid 6683] close(4) = 0 [pid 6685] <... write resumed>) = 4 [pid 6683] close(5 [pid 6685] close(3 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6685] <... close resumed>) = 0 [pid 6683] close(6 [pid 6685] symlink("/dev/binderfs", "./binderfs" [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] close(7) = -1 EBADF (Bad file descriptor) [pid 6683] close(8) = -1 EBADF (Bad file descriptor) [pid 6683] close(9) = -1 EBADF (Bad file descriptor) [pid 6685] <... symlink resumed>) = 0 [pid 6683] close(10) = -1 EBADF (Bad file descriptor) [pid 6683] close(11) = -1 EBADF (Bad file descriptor) executing program [pid 6685] write(1, "executing program\n", 18 [pid 6683] close(12) = -1 EBADF (Bad file descriptor) [pid 6683] close(13) = -1 EBADF (Bad file descriptor) [pid 6685] <... write resumed>) = 18 [pid 6683] close(14 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6685] <... futex resumed>) = 0 [pid 6685] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6683] close(15 [pid 6685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] close(16 [pid 6685] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] close(17) = -1 EBADF (Bad file descriptor) [pid 6683] close(18) = -1 EBADF (Bad file descriptor) [pid 6683] close(19 [pid 6685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] close(20 [pid 6685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6683] close(21./strace-static-x86_64: Process 6686 attached ) = -1 EBADF (Bad file descriptor) [pid 6686] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6683] close(22 [pid 6686] <... rseq resumed>) = 0 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6686] set_robust_list(0x7f10d89fa9a0, 24 [pid 6683] close(23 [pid 6686] <... set_robust_list resumed>) = 0 [pid 6685] <... clone3 resumed> => {parent_tid=[231]}, 88) = 231 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6685] rt_sigprocmask(SIG_SETMASK, [], [pid 6683] close(24 [pid 6686] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6685] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] close(25 [pid 6686] <... futex resumed>) = 0 [pid 6685] <... futex resumed>) = 1 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6686] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6683] close(26 [pid 6686] <... openat resumed>) = 3 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] close(27 [pid 6686] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6686] <... futex resumed>) = 1 [pid 6685] <... futex resumed>) = 0 [pid 6683] close(28 [pid 6686] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6685] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6685] <... futex resumed>) = 0 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] close(29) = -1 EBADF (Bad file descriptor) [pid 6686] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6683] exit_group(0 [pid 6686] <... mmap resumed>) = 0x7f10d89b5000 [pid 6684] <... futex resumed>) = ? [pid 6683] <... exit_group resumed>) = ? [pid 6684] +++ exited with 0 +++ [pid 6686] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6683] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6686] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] getdents64(3, [pid 6686] <... futex resumed>) = 1 [pid 6685] <... futex resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6686] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6685] <... futex resumed>) = 0 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6686] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6686] <... futex resumed>) = 0 [pid 5874] unlink("./110/binderfs" [pid 6686] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... unlink resumed>) = 0 [pid 6686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6685] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] getdents64(3, [pid 6686] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6685] <... futex resumed>) = 0 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6686] <... futex resumed>) = 0 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] close(3 [pid 6686] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... close resumed>) = 0 [pid 6686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6685] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] rmdir("./110" [pid 6686] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6685] <... futex resumed>) = 0 [pid 5874] <... rmdir resumed>) = 0 [pid 6685] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] mkdir("./111", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6687 attached [pid 6687] set_robust_list(0x555593274760, 24) = 0 [pid 6687] chdir("./111" [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 238 [pid 6687] <... chdir resumed>) = 0 [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6687] setpgid(0, 0) = 0 [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6687] write(3, "1000", 4) = 4 [pid 6687] close(3) = 0 [pid 6687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6687] write(1, "executing program\n", 18) = 18 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6687] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6688 attached => {parent_tid=[239]}, 88) = 239 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6687] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6688] set_robust_list(0x7f10d89fa9a0, 24 [pid 6685] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6688] <... set_robust_list resumed>) = 0 [pid 6688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6688] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6688] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6687] <... futex resumed>) = 0 [pid 6687] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6688] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6688] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6688] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6688] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] <... futex resumed>) = 0 [pid 6687] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 1 [pid 6688] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6688] <... futex resumed>) = 0 [pid 6688] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6687] <... futex resumed>) = 0 [pid 6688] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6688] <... futex resumed>) = 0 [pid 6687] <... futex resumed>) = 1 [pid 6688] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6687] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6685] close(3) = 0 [pid 6685] close(4) = 0 [pid 6685] close(5) = -1 EBADF (Bad file descriptor) [pid 6685] close(6) = -1 EBADF (Bad file descriptor) [pid 6685] close(7) = -1 EBADF (Bad file descriptor) [pid 6685] close(8) = -1 EBADF (Bad file descriptor) [pid 6685] close(9) = -1 EBADF (Bad file descriptor) [pid 6685] close(10) = -1 EBADF (Bad file descriptor) [pid 6685] close(11) = -1 EBADF (Bad file descriptor) [pid 6685] close(12) = -1 EBADF (Bad file descriptor) [pid 6685] close(13) = -1 EBADF (Bad file descriptor) [pid 6685] close(14) = -1 EBADF (Bad file descriptor) [pid 6685] close(15) = -1 EBADF (Bad file descriptor) [pid 6685] close(16) = -1 EBADF (Bad file descriptor) [pid 6685] close(17) = -1 EBADF (Bad file descriptor) [pid 6685] close(18) = -1 EBADF (Bad file descriptor) [pid 6685] close(19) = -1 EBADF (Bad file descriptor) [pid 6685] close(20) = -1 EBADF (Bad file descriptor) [pid 6685] close(21) = -1 EBADF (Bad file descriptor) [pid 6685] close(22) = -1 EBADF (Bad file descriptor) [pid 6685] close(23) = -1 EBADF (Bad file descriptor) [pid 6685] close(24) = -1 EBADF (Bad file descriptor) [pid 6685] close(25) = -1 EBADF (Bad file descriptor) [pid 6685] close(26) = -1 EBADF (Bad file descriptor) [pid 6685] close(27) = -1 EBADF (Bad file descriptor) [pid 6685] close(28) = -1 EBADF (Bad file descriptor) [pid 6685] close(29) = -1 EBADF (Bad file descriptor) [pid 6685] exit_group(0) = ? [pid 6686] <... io_uring_enter resumed>) = ? [pid 6686] +++ exited with 0 +++ [pid 6685] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6688] <... io_uring_enter resumed>) = 4096 [pid 5872] <... openat resumed>) = 3 [pid 6688] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] close(3) = 0 [pid 5872] newfstatat(3, "", [pid 6687] close(4 [pid 5872] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6687] <... close resumed>) = 0 [pid 6688] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] close(5) = -1 EBADF (Bad file descriptor) [pid 5872] getdents64(3, [pid 6687] close(6) = -1 EBADF (Bad file descriptor) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6687] close(7 [pid 5872] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6687] close(8) = -1 EBADF (Bad file descriptor) [pid 5872] newfstatat(AT_FDCWD, "./110/binderfs", [pid 6687] close(9 [pid 5872] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(10 [pid 5872] unlink("./110/binderfs" [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(11) = -1 EBADF (Bad file descriptor) [pid 6687] close(12) = -1 EBADF (Bad file descriptor) [pid 5872] <... unlink resumed>) = 0 [pid 6687] close(13) = -1 EBADF (Bad file descriptor) [pid 6687] close(14 [pid 5872] getdents64(3, [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6687] close(15) = -1 EBADF (Bad file descriptor) [pid 5872] close(3 [pid 6687] close(16 [pid 5872] <... close resumed>) = 0 [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(17 [pid 5872] rmdir("./110" [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(18) = -1 EBADF (Bad file descriptor) [pid 6687] close(19) = -1 EBADF (Bad file descriptor) [pid 6687] close(20) = -1 EBADF (Bad file descriptor) [pid 6687] close(21) = -1 EBADF (Bad file descriptor) [pid 5872] <... rmdir resumed>) = 0 [pid 6687] close(22 [pid 5872] mkdir("./111", 0777 [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(23 [pid 5872] <... mkdir resumed>) = 0 [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(24 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6687] close(25./strace-static-x86_64: Process 6689 attached ) = -1 EBADF (Bad file descriptor) [pid 6689] set_robust_list(0x555593274760, 24) = 0 [pid 6687] close(26 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 232 [pid 6689] chdir("./111" [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6689] <... chdir resumed>) = 0 [pid 6687] close(27 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6689] <... prctl resumed>) = 0 [pid 6687] close(28 [pid 6689] setpgid(0, 0 [pid 6687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6689] <... setpgid resumed>) = 0 [pid 6687] close(29) = -1 EBADF (Bad file descriptor) [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6687] exit_group(0 [pid 6689] <... openat resumed>) = 3 [pid 6688] <... futex resumed>) = ? [pid 6687] <... exit_group resumed>) = ? [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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6689] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6688] +++ exited with 0 +++ [pid 6687] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5874] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./111/binderfs", [pid 6689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6690 attached [pid 5874] unlink("./111/binderfs") = 0 [pid 6689] <... clone3 resumed> => {parent_tid=[233]}, 88) = 233 [pid 5874] getdents64(3, [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] close(3 [pid 6689] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... close resumed>) = 0 [pid 6689] <... futex resumed>) = 0 [pid 5874] rmdir("./111" [pid 6689] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... rmdir resumed>) = 0 [pid 6690] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 5874] mkdir("./112", 0777 [pid 6690] <... rseq resumed>) = 0 [pid 5874] <... mkdir resumed>) = 0 [pid 6690] set_robust_list(0x7f10d89fa9a0, 24 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6691 attached [pid 6690] <... set_robust_list resumed>) = 0 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 5874] <... clone resumed>, child_tidptr=0x555593274750) = 240 [pid 6691] set_robust_list(0x555593274760, 24 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6691] <... set_robust_list resumed>) = 0 [pid 6690] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6691] chdir("./112" [pid 6690] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] <... chdir resumed>) = 0 [pid 6690] <... futex resumed>) = 1 [pid 6691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6690] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] setpgid(0, 0) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6689] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6690] <... futex resumed>) = 0 [pid 6689] <... futex resumed>) = 1 [pid 6689] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6690] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6691] <... openat resumed>) = 3 [pid 6690] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6691] write(3, "1000", 4) = 4 [pid 6691] close(3) = 0 [pid 6690] <... mmap resumed>) = 0x7f10d89b5000 [pid 6691] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6690] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6691] write(1, "executing program\n", 18) = 18 [pid 6690] <... mmap resumed>) = 0x7f10d8975000 [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6690] <... futex resumed>) = 1 [pid 6691] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6690] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6689] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6690] <... futex resumed>) = 0 [pid 6689] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] <... mmap resumed>) = 0x7f10d89da000 [pid 6690] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6690] <... futex resumed>) = 0 [pid 6690] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] <... mprotect resumed>) = 0 [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6690] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6691] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6690] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] <... futex resumed>) = 0 [pid 6691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6690] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6689] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6692 attached [pid 6692] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6692] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6692] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] <... clone3 resumed> => {parent_tid=[241]}, 88) = 241 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6691] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6692] <... futex resumed>) = 0 [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6692] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6691] <... futex resumed>) = 0 [pid 6691] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6692] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6692] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6691] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d8954000 [pid 6691] mprotect(0x7f10d8955000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6692] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6691] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d8974990, parent_tid=0x7f10d8974990, exit_signal=0, stack=0x7f10d8954000, stack_size=0x20240, tls=0x7f10d89746c0} [pid 6692] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6693 attached [pid 6691] <... clone3 resumed> => {parent_tid=[242]}, 88) = 242 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] rseq(0x7f10d8974fe0, 0x20, 0, 0x53053053 [pid 6691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6693] <... rseq resumed>) = 0 [pid 6691] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] set_robust_list(0x7f10d89749a0, 24 [pid 6691] <... futex resumed>) = 0 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6691] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6693] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6691] <... futex resumed>) = 0 [pid 6693] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... futex resumed>) = 0 [pid 6691] <... futex resumed>) = 1 [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6691] <... futex resumed>) = 0 [pid 6692] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6691] <... futex resumed>) = 0 [pid 6692] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6691] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6689] close(3) = 0 [pid 6689] close(4) = 0 [pid 6689] close(5) = -1 EBADF (Bad file descriptor) [pid 6689] close(6) = -1 EBADF (Bad file descriptor) [pid 6689] close(7) = -1 EBADF (Bad file descriptor) [pid 6689] close(8) = -1 EBADF (Bad file descriptor) [pid 6689] close(9) = -1 EBADF (Bad file descriptor) [pid 6689] close(10) = -1 EBADF (Bad file descriptor) [pid 6689] close(11) = -1 EBADF (Bad file descriptor) [pid 6689] close(12) = -1 EBADF (Bad file descriptor) [pid 6689] close(13) = -1 EBADF (Bad file descriptor) [pid 6689] close(14) = -1 EBADF (Bad file descriptor) [pid 6689] close(15) = -1 EBADF (Bad file descriptor) [pid 6689] close(16) = -1 EBADF (Bad file descriptor) [pid 6689] close(17) = -1 EBADF (Bad file descriptor) [pid 6689] close(18) = -1 EBADF (Bad file descriptor) [pid 6689] close(19) = -1 EBADF (Bad file descriptor) [pid 6689] close(20) = -1 EBADF (Bad file descriptor) [pid 6689] close(21) = -1 EBADF (Bad file descriptor) [pid 6689] close(22) = -1 EBADF (Bad file descriptor) [pid 6689] close(23) = -1 EBADF (Bad file descriptor) [pid 6689] close(24) = -1 EBADF (Bad file descriptor) [pid 6689] close(25) = -1 EBADF (Bad file descriptor) [pid 6689] close(26) = -1 EBADF (Bad file descriptor) [pid 6690] <... io_uring_enter resumed>) = 4096 [pid 6689] close(27) = -1 EBADF (Bad file descriptor) [pid 6689] close(28) = -1 EBADF (Bad file descriptor) [pid 6689] close(29) = -1 EBADF (Bad file descriptor) [pid 6689] exit_group(0) = ? [pid 6690] +++ exited with 0 +++ [pid 6689] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./111/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./111") = 0 [pid 5872] mkdir("./112", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6694 attached , child_tidptr=0x555593274750) = 234 [pid 6694] set_robust_list(0x555593274760, 24) = 0 [pid 6694] chdir("./112") = 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 6692] <... io_uring_enter resumed>) = 4096 [pid 6694] write(3, "1000", 4) = 4 [pid 6694] close(3 [pid 6692] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] close(3 [pid 6692] <... futex resumed>) = 0 [pid 6691] <... close resumed>) = 0 [pid 6694] <... close resumed>) = 0 [pid 6692] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] close(4 [pid 6694] symlink("/dev/binderfs", "./binderfs" [pid 6691] <... close resumed>) = 0 [pid 6694] <... symlink resumed>) = 0 [pid 6691] close(5) = -1 EBADF (Bad file descriptor) [pid 6694] write(1, "executing program\n", 18 [pid 6691] close(6executing program ) = -1 EBADF (Bad file descriptor) [pid 6694] <... write resumed>) = 18 [pid 6691] close(7 [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6691] close(8 [pid 6694] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6691] close(9 [pid 6694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6691] close(10) = -1 EBADF (Bad file descriptor) [pid 6694] <... mmap resumed>) = 0x7f10d89da000 [pid 6691] close(11 [pid 6694] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6691] close(12) = -1 EBADF (Bad file descriptor) [pid 6691] close(13 [pid 6694] <... mprotect resumed>) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6691] close(14 [pid 6694] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6691] close(15) = -1 EBADF (Bad file descriptor) [pid 6691] close(16) = -1 EBADF (Bad file descriptor) [pid 6691] close(17) = -1 EBADF (Bad file descriptor) [pid 6691] close(18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6695 attached [pid 6691] close(19 [pid 6694] <... clone3 resumed> => {parent_tid=[235]}, 88) = 235 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] rt_sigprocmask(SIG_SETMASK, [], [pid 6691] close(20 [pid 6694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] close(21 [pid 6694] <... futex resumed>) = 0 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6695] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] close(22) = -1 EBADF (Bad file descriptor) [pid 6691] close(23) = -1 EBADF (Bad file descriptor) [pid 6691] close(24) = -1 EBADF (Bad file descriptor) [pid 6691] close(25 [pid 6695] <... rseq resumed>) = 0 [pid 6695] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6695] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6695] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6695] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] <... futex resumed>) = 0 [pid 6691] close(26 [pid 6694] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6695] <... futex resumed>) = 0 [pid 6694] <... futex resumed>) = 1 [pid 6691] close(27 [pid 6695] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6695] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6691] close(28) = -1 EBADF (Bad file descriptor) [pid 6691] close(29) = -1 EBADF (Bad file descriptor) [pid 6691] exit_group(0 [pid 6693] <... futex resumed>) = ? [pid 6692] <... futex resumed>) = ? [pid 6691] <... exit_group resumed>) = ? [pid 6693] +++ exited with 0 +++ [pid 6692] +++ exited with 0 +++ [pid 6695] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6691] +++ exited with 0 +++ [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6695] <... mmap resumed>) = 0x7f10d89b5000 [pid 5874] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", [pid 6695] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5874] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 6695] <... mmap resumed>) = 0x7f10d8975000 [pid 5874] getdents64(3, [pid 6695] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 6695] <... futex resumed>) = 1 [pid 6694] <... futex resumed>) = 0 [pid 5874] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6695] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6694] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./112/binderfs", [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] <... futex resumed>) = 0 [pid 5874] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./112/binderfs" [pid 6695] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... unlink resumed>) = 0 [pid 6695] <... futex resumed>) = 0 [pid 6694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6694] <... futex resumed>) = 0 [pid 5874] getdents64(3, [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3 [pid 6694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6694] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... close resumed>) = 0 [pid 6694] <... futex resumed>) = 1 [pid 5874] rmdir("./112" [pid 6695] <... futex resumed>) = 0 [pid 5874] <... rmdir resumed>) = 0 [pid 6695] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6694] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] mkdir("./113", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 243 ./strace-static-x86_64: Process 6696 attached [pid 6696] set_robust_list(0x555593274760, 24) = 0 [pid 6696] chdir("./113") = 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 executing program [pid 6696] write(1, "executing program\n", 18) = 18 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6696] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6696] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6697 attached => {parent_tid=[244]}, 88) = 244 [pid 6696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6696] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6697] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6697] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6697] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6697] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6697] <... futex resumed>) = 0 [pid 6696] <... futex resumed>) = 1 [pid 6697] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6694] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6697] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6697] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6697] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6697] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6697] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6696] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6697] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6696] <... futex resumed>) = 0 [pid 6697] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6696] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6696] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6695] <... io_uring_enter resumed>) = 4096 [pid 6695] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6694] close(3 [pid 6695] <... futex resumed>) = 0 [pid 6695] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6694] <... close resumed>) = 0 [pid 6694] close(4) = 0 [pid 6694] close(5) = -1 EBADF (Bad file descriptor) [pid 6694] close(6) = -1 EBADF (Bad file descriptor) [pid 6694] close(7) = -1 EBADF (Bad file descriptor) [pid 6694] close(8) = -1 EBADF (Bad file descriptor) [pid 6694] close(9) = -1 EBADF (Bad file descriptor) [pid 6694] close(10) = -1 EBADF (Bad file descriptor) [pid 6694] close(11) = -1 EBADF (Bad file descriptor) [pid 6694] close(12) = -1 EBADF (Bad file descriptor) [pid 6694] close(13) = -1 EBADF (Bad file descriptor) [pid 6694] close(14) = -1 EBADF (Bad file descriptor) [pid 6694] close(15) = -1 EBADF (Bad file descriptor) [pid 6694] close(16) = -1 EBADF (Bad file descriptor) [pid 6694] close(17) = -1 EBADF (Bad file descriptor) [pid 6694] close(18) = -1 EBADF (Bad file descriptor) [pid 6694] close(19) = -1 EBADF (Bad file descriptor) [pid 6694] close(20) = -1 EBADF (Bad file descriptor) [pid 6694] close(21) = -1 EBADF (Bad file descriptor) [pid 6694] close(22) = -1 EBADF (Bad file descriptor) [pid 6694] close(23) = -1 EBADF (Bad file descriptor) [pid 6694] close(24) = -1 EBADF (Bad file descriptor) [pid 6694] close(25) = -1 EBADF (Bad file descriptor) [pid 6694] close(26) = -1 EBADF (Bad file descriptor) [pid 6694] close(27) = -1 EBADF (Bad file descriptor) [pid 6694] close(28) = -1 EBADF (Bad file descriptor) [pid 6694] close(29) = -1 EBADF (Bad file descriptor) [pid 6694] exit_group(0 [pid 6695] <... futex resumed>) = ? [pid 6694] <... exit_group resumed>) = ? [pid 6695] +++ exited with 0 +++ [pid 6694] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./112/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./112") = 0 [pid 5872] mkdir("./113", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 236 ./strace-static-x86_64: Process 6698 attached [pid 6697] <... io_uring_enter resumed>) = 4096 [pid 6698] set_robust_list(0x555593274760, 24 [pid 6697] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6697] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6696] close(3 [pid 6698] <... set_robust_list resumed>) = 0 [pid 6696] <... close resumed>) = 0 [pid 6698] chdir("./113" [pid 6696] close(4 [pid 6698] <... chdir resumed>) = 0 [pid 6698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6696] <... close resumed>) = 0 [pid 6698] <... prctl resumed>) = 0 [pid 6696] close(5 [pid 6698] setpgid(0, 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] <... setpgid resumed>) = 0 [pid 6696] close(6 [pid 6698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] close(7) = -1 EBADF (Bad file descriptor) [pid 6696] close(8 [pid 6698] <... openat resumed>) = 3 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] close(9) = -1 EBADF (Bad file descriptor) [pid 6698] write(3, "1000", 4 [pid 6696] close(10 [pid 6698] <... write resumed>) = 4 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] close(3 [pid 6696] close(11 [pid 6698] <... close resumed>) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] close(12) = -1 EBADF (Bad file descriptor) [pid 6696] close(13) = -1 EBADF (Bad file descriptor) [pid 6696] close(14 [pid 6698] symlink("/dev/binderfs", "./binderfs" [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] close(15) = -1 EBADF (Bad file descriptor) [pid 6696] close(16) = -1 EBADF (Bad file descriptor) [pid 6698] <... symlink resumed>) = 0 [pid 6696] close(17) = -1 EBADF (Bad file descriptor) [pid 6696] close(18) = -1 EBADF (Bad file descriptor) executing program [pid 6698] write(1, "executing program\n", 18 [pid 6696] close(19 [pid 6698] <... write resumed>) = 18 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] close(20 [pid 6698] <... futex resumed>) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, [pid 6696] close(21 [pid 6698] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6696] close(22 [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6696] close(23 [pid 6698] <... mmap resumed>) = 0x7f10d89da000 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE [pid 6696] close(24 [pid 6698] <... mprotect resumed>) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6696] close(25 [pid 6698] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6696] close(26) = -1 EBADF (Bad file descriptor) [pid 6698] <... clone3 resumed> => {parent_tid=[237]}, 88) = 237 [pid 6696] close(27 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6696] close(28 [pid 6698] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] <... futex resumed>) = 0 [pid 6696] close(29 [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] exit_group(0) = ? [pid 6697] <... futex resumed>) = ? ./strace-static-x86_64: Process 6699 attached [pid 6699] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6699] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6699] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6699] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6698] <... futex resumed>) = 0 [pid 6698] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6697] +++ exited with 0 +++ [pid 6696] +++ exited with 0 +++ [pid 6699] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5874] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6699] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5874] restart_syscall(<... resuming interrupted clone ...> [pid 6699] <... mmap resumed>) = 0x7f10d89b5000 [pid 6699] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6699] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6698] <... futex resumed>) = 0 [pid 6698] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... futex resumed>) = 0 [pid 6698] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... futex resumed>) = 1 [pid 6699] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6698] <... futex resumed>) = 0 [pid 6698] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6698] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 5874] <... restart_syscall resumed>) = 0 [pid 5874] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5874] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5874] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5874] unlink("./113/binderfs") = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 5874] rmdir("./113") = 0 [pid 5874] mkdir("./114", 0777) = 0 [pid 5874] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 245 ./strace-static-x86_64: Process 6700 attached [pid 6698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] set_robust_list(0x555593274760, 24) = 0 [pid 6700] chdir("./114") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6700] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6700] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[246]}, 88) = 246 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6700] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6700] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6701 attached [pid 6701] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6701] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6700] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0}./strace-static-x86_64: Process 6702 attached => {parent_tid=[247]}, 88) = 247 [pid 6700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6702] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6700] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6702] <... rseq resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6702] set_robust_list(0x7f10d89d99a0, 24 [pid 6700] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] <... set_robust_list resumed>) = 0 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6701] rt_sigprocmask(SIG_SETMASK, [], [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6702] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 6701] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 4 [pid 6701] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6702] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f10d8994000 [pid 6701] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6702] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f10d8954000 [pid 6702] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6700] <... futex resumed>) = 0 [pid 6702] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 1 [pid 6701] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6701] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6701] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6701] <... futex resumed>) = 0 [pid 6700] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6700] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6701] <... futex resumed>) = 0 [pid 6700] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6701] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6698] close(3) = 0 [pid 6698] close(4) = 0 [pid 6698] close(5) = -1 EBADF (Bad file descriptor) [pid 6698] close(6) = -1 EBADF (Bad file descriptor) [pid 6698] close(7) = -1 EBADF (Bad file descriptor) [pid 6698] close(8) = -1 EBADF (Bad file descriptor) [pid 6698] close(9) = -1 EBADF (Bad file descriptor) [pid 6698] close(10) = -1 EBADF (Bad file descriptor) [pid 6698] close(11) = -1 EBADF (Bad file descriptor) [pid 6698] close(12) = -1 EBADF (Bad file descriptor) [pid 6698] close(13) = -1 EBADF (Bad file descriptor) [pid 6698] close(14) = -1 EBADF (Bad file descriptor) [pid 6698] close(15) = -1 EBADF (Bad file descriptor) [pid 6698] close(16) = -1 EBADF (Bad file descriptor) [pid 6698] close(17) = -1 EBADF (Bad file descriptor) [pid 6698] close(18) = -1 EBADF (Bad file descriptor) [pid 6698] close(19) = -1 EBADF (Bad file descriptor) [pid 6698] close(20) = -1 EBADF (Bad file descriptor) [pid 6698] close(21) = -1 EBADF (Bad file descriptor) [pid 6698] close(22) = -1 EBADF (Bad file descriptor) [pid 6698] close(23) = -1 EBADF (Bad file descriptor) [pid 6698] close(24) = -1 EBADF (Bad file descriptor) [pid 6698] close(25) = -1 EBADF (Bad file descriptor) [pid 6698] close(26) = -1 EBADF (Bad file descriptor) [pid 6698] close(27) = -1 EBADF (Bad file descriptor) [pid 6698] close(28) = -1 EBADF (Bad file descriptor) [pid 6698] close(29) = -1 EBADF (Bad file descriptor) [pid 6698] exit_group(0) = ? [pid 6699] <... io_uring_enter resumed>) = ? [pid 6699] +++ exited with 0 +++ [pid 6698] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5872] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./113/binderfs") = 0 [pid 5872] getdents64(3, [pid 6701] <... io_uring_enter resumed>) = 4096 [pid 5872] <... getdents64 resumed>0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./113") = 0 [pid 5872] mkdir("./114", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6704 attached , child_tidptr=0x555593274750) = 238 [pid 6704] set_robust_list(0x555593274760, 24) = 0 [pid 6704] chdir("./114") = 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"executing program ) = 0 [pid 6704] write(1, "executing program\n", 18) = 18 [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6704] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6704] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} [pid 6701] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6705 attached ) = 0 [pid 6700] close(3 [pid 6705] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6704] <... clone3 resumed> => {parent_tid=[239]}, 88) = 239 [pid 6701] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] <... close resumed>) = 0 [pid 6705] <... rseq resumed>) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [], [pid 6700] close(4 [pid 6705] set_robust_list(0x7f10d89fa9a0, 24 [pid 6704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] <... close resumed>) = 0 [pid 6705] <... set_robust_list resumed>) = 0 [pid 6704] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] close(5 [pid 6705] rt_sigprocmask(SIG_SETMASK, [], [pid 6704] <... futex resumed>) = 0 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] close(6 [pid 6705] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6700] close(7) = -1 EBADF (Bad file descriptor) [pid 6705] <... openat resumed>) = 3 [pid 6700] close(8) = -1 EBADF (Bad file descriptor) [pid 6700] close(9 [pid 6705] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... futex resumed>) = 1 [pid 6704] <... futex resumed>) = 0 [pid 6700] close(10 [pid 6705] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6704] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6704] <... futex resumed>) = 0 [pid 6700] close(11 [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6700] close(12) = -1 EBADF (Bad file descriptor) [pid 6700] close(13) = -1 EBADF (Bad file descriptor) [pid 6700] close(14 [pid 6705] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... mmap resumed>) = 0x7f10d89b5000 [pid 6700] close(15) = -1 EBADF (Bad file descriptor) [pid 6700] close(16) = -1 EBADF (Bad file descriptor) [pid 6700] close(17) = -1 EBADF (Bad file descriptor) [pid 6700] close(18 [pid 6705] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... mmap resumed>) = 0x7f10d8975000 [pid 6700] close(19) = -1 EBADF (Bad file descriptor) [pid 6700] close(20) = -1 EBADF (Bad file descriptor) [pid 6705] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] close(21) = -1 EBADF (Bad file descriptor) [pid 6705] <... futex resumed>) = 1 [pid 6704] <... futex resumed>) = 0 [pid 6700] close(22 [pid 6705] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = 0 [pid 6700] close(23 [pid 6705] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6700] close(24 [pid 6704] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = 1 [pid 6700] close(25 [pid 6705] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6705] <... futex resumed>) = 0 [pid 6704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6700] close(26 [pid 6705] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6704] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6700] close(27) = -1 EBADF (Bad file descriptor) [pid 6700] close(28) = -1 EBADF (Bad file descriptor) [pid 6700] close(29) = -1 EBADF (Bad file descriptor) [pid 6700] exit_group(0 [pid 6702] <... futex resumed>) = ? [pid 6701] <... futex resumed>) = ? [pid 6700] <... exit_group resumed>) = ? [pid 6702] +++ exited with 0 +++ [pid 6704] <... futex resumed>) = 0 [pid 6704] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6704] close(3) = 0 [pid 6704] close(4) = 0 [pid 6704] close(5) = -1 EBADF (Bad file descriptor) [pid 6704] close(6) = -1 EBADF (Bad file descriptor) [pid 6704] close(7) = -1 EBADF (Bad file descriptor) [pid 6704] close(8) = -1 EBADF (Bad file descriptor) [pid 6704] close(9) = -1 EBADF (Bad file descriptor) [pid 6704] close(10) = -1 EBADF (Bad file descriptor) [pid 6704] close(11) = -1 EBADF (Bad file descriptor) [pid 6704] close(12) = -1 EBADF (Bad file descriptor) [pid 6704] close(13) = -1 EBADF (Bad file descriptor) [pid 6704] close(14) = -1 EBADF (Bad file descriptor) [pid 6704] close(15) = -1 EBADF (Bad file descriptor) [pid 6704] close(16) = -1 EBADF (Bad file descriptor) [pid 6704] close(17) = -1 EBADF (Bad file descriptor) [pid 6704] close(18) = -1 EBADF (Bad file descriptor) [pid 6704] close(19) = -1 EBADF (Bad file descriptor) [pid 6704] close(20) = -1 EBADF (Bad file descriptor) [pid 6704] close(21) = -1 EBADF (Bad file descriptor) [pid 6704] close(22) = -1 EBADF (Bad file descriptor) [pid 6704] close(23) = -1 EBADF (Bad file descriptor) [pid 6704] close(24) = -1 EBADF (Bad file descriptor) [pid 6704] close(25) = -1 EBADF (Bad file descriptor) [pid 6704] close(26) = -1 EBADF (Bad file descriptor) [pid 6704] close(27) = -1 EBADF (Bad file descriptor) [pid 6704] close(28) = -1 EBADF (Bad file descriptor) [pid 6704] close(29) = -1 EBADF (Bad file descriptor) [pid 6704] exit_group(0) = ? [pid 6705] <... io_uring_enter resumed>) = ? [pid 6705] +++ exited with 0 +++ [pid 6704] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./114/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./114") = 0 [pid 5872] mkdir("./115", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6706 attached , child_tidptr=0x555593274750) = 240 [pid 6706] set_robust_list(0x555593274760, 24) = 0 [pid 6706] chdir("./115") = 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_CLOEXECexecuting program ) = 3 [pid 6706] write(3, "1000", 4) = 4 [pid 6706] close(3) = 0 [pid 6706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6706] write(1, "executing program\n", 18) = 18 [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6706] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6706] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6706] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[241]}, 88) = 241 [pid 6706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6706] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6707 attached [pid 6707] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6707] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6707] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6707] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6706] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6707] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6707] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6707] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6706] <... futex resumed>) = 0 [pid 6707] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6707] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6706] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... futex resumed>) = 0 [pid 6706] <... futex resumed>) = 1 [pid 6707] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6706] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6707] <... io_uring_enter resumed>) = 4096 [pid 6707] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6706] close(3 [pid 6707] <... futex resumed>) = 0 [pid 6706] <... close resumed>) = 0 [pid 6707] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6706] close(4) = 0 [pid 6706] close(5) = -1 EBADF (Bad file descriptor) [pid 6706] close(6) = -1 EBADF (Bad file descriptor) [pid 6706] close(7) = -1 EBADF (Bad file descriptor) [pid 6706] close(8) = -1 EBADF (Bad file descriptor) [pid 6706] close(9) = -1 EBADF (Bad file descriptor) [pid 6706] close(10) = -1 EBADF (Bad file descriptor) [pid 6706] close(11) = -1 EBADF (Bad file descriptor) [pid 6706] close(12) = -1 EBADF (Bad file descriptor) [pid 6706] close(13) = -1 EBADF (Bad file descriptor) [pid 6706] close(14) = -1 EBADF (Bad file descriptor) [pid 6706] close(15) = -1 EBADF (Bad file descriptor) [pid 6706] close(16) = -1 EBADF (Bad file descriptor) [pid 6706] close(17) = -1 EBADF (Bad file descriptor) [pid 6706] close(18) = -1 EBADF (Bad file descriptor) [pid 6706] close(19) = -1 EBADF (Bad file descriptor) [pid 6706] close(20) = -1 EBADF (Bad file descriptor) [pid 6706] close(21) = -1 EBADF (Bad file descriptor) [pid 6706] close(22) = -1 EBADF (Bad file descriptor) [pid 6706] close(23) = -1 EBADF (Bad file descriptor) [pid 6706] close(24) = -1 EBADF (Bad file descriptor) [pid 6706] close(25) = -1 EBADF (Bad file descriptor) [pid 6706] close(26) = -1 EBADF (Bad file descriptor) [pid 6706] close(27) = -1 EBADF (Bad file descriptor) [pid 6706] close(28) = -1 EBADF (Bad file descriptor) [pid 6706] close(29) = -1 EBADF (Bad file descriptor) [pid 6706] exit_group(0 [pid 6707] <... futex resumed>) = ? [pid 6707] +++ exited with 0 +++ [pid 6706] <... exit_group resumed>) = ? [pid 6706] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./115/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./115") = 0 [pid 5872] mkdir("./116", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6708 attached , child_tidptr=0x555593274750) = 242 [pid 6708] set_robust_list(0x555593274760, 24) = 0 [pid 6708] chdir("./116") = 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", 4executing program ) = 4 [pid 6708] close(3) = 0 [pid 6708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6708] write(1, "executing program\n", 18) = 18 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6708] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6708] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6708] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[243]}, 88) = 243 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6708] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6709 attached ) = 0 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6709] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6709] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6709] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6708] <... futex resumed>) = 0 [pid 6709] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6708] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6708] <... futex resumed>) = 0 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6709] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6709] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6708] <... futex resumed>) = 0 [pid 6709] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6708] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6708] <... futex resumed>) = 0 [pid 6709] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... futex resumed>) = 0 [pid 6708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6709] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6708] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 0 [pid 6708] <... futex resumed>) = 1 [pid 6709] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] <... futex resumed>) = 0 [pid 6708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6709] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6708] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6708] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6709] <... io_uring_enter resumed>) = 4096 [pid 6709] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] close(3 [pid 6709] <... futex resumed>) = 0 [pid 6708] <... close resumed>) = 0 [pid 6709] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6708] close(4) = 0 [pid 6708] close(5) = -1 EBADF (Bad file descriptor) [pid 6708] close(6) = -1 EBADF (Bad file descriptor) [pid 6708] close(7) = -1 EBADF (Bad file descriptor) [pid 6708] close(8) = -1 EBADF (Bad file descriptor) [pid 6708] close(9) = -1 EBADF (Bad file descriptor) [pid 6708] close(10) = -1 EBADF (Bad file descriptor) [pid 6708] close(11) = -1 EBADF (Bad file descriptor) [pid 6708] close(12) = -1 EBADF (Bad file descriptor) [pid 6708] close(13) = -1 EBADF (Bad file descriptor) [pid 6708] close(14) = -1 EBADF (Bad file descriptor) [pid 6708] close(15) = -1 EBADF (Bad file descriptor) [pid 6708] close(16) = -1 EBADF (Bad file descriptor) [pid 6708] close(17) = -1 EBADF (Bad file descriptor) [pid 6708] close(18) = -1 EBADF (Bad file descriptor) [pid 6708] close(19) = -1 EBADF (Bad file descriptor) [pid 6708] close(20) = -1 EBADF (Bad file descriptor) [pid 6708] close(21) = -1 EBADF (Bad file descriptor) [pid 6708] close(22) = -1 EBADF (Bad file descriptor) [pid 6708] close(23) = -1 EBADF (Bad file descriptor) [pid 6708] close(24) = -1 EBADF (Bad file descriptor) [pid 6708] close(25) = -1 EBADF (Bad file descriptor) [pid 6708] close(26) = -1 EBADF (Bad file descriptor) [pid 6708] close(27) = -1 EBADF (Bad file descriptor) [pid 6708] close(28) = -1 EBADF (Bad file descriptor) [pid 6708] close(29) = -1 EBADF (Bad file descriptor) [pid 6708] exit_group(0 [pid 6709] <... futex resumed>) = ? [pid 6709] +++ exited with 0 +++ [pid 6708] <... exit_group resumed>) = ? [pid 6708] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5872] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./116/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./116") = 0 [pid 5872] mkdir("./117", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6710 attached , child_tidptr=0x555593274750) = 244 [pid 6710] set_robust_list(0x555593274760, 24) = 0 [pid 6710] chdir("./117") = 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", 4executing program ) = 4 [pid 6710] close(3) = 0 [pid 6710] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6710] write(1, "executing program\n", 18) = 18 [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6710] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6710] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6710] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6710] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6710] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6711 attached => {parent_tid=[245]}, 88) = 245 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6710] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6711] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6711] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6711] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6710] <... futex resumed>) = 0 [pid 6710] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6711] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6711] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6711] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6710] <... futex resumed>) = 0 [pid 6711] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = 0 [pid 6711] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = 1 [pid 6711] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6711] <... futex resumed>) = 0 [pid 6710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6711] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6710] <... futex resumed>) = 0 [pid 6711] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6710] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6711] <... io_uring_enter resumed>) = 4096 [pid 6711] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] close(3) = 0 [pid 6710] close(4) = 0 [pid 6710] close(5) = -1 EBADF (Bad file descriptor) [pid 6710] close(6) = -1 EBADF (Bad file descriptor) [pid 6710] close(7) = -1 EBADF (Bad file descriptor) [pid 6710] close(8) = -1 EBADF (Bad file descriptor) [pid 6710] close(9) = -1 EBADF (Bad file descriptor) [pid 6710] close(10) = -1 EBADF (Bad file descriptor) [pid 6710] close(11) = -1 EBADF (Bad file descriptor) [pid 6710] close(12) = -1 EBADF (Bad file descriptor) [pid 6710] close(13) = -1 EBADF (Bad file descriptor) [pid 6710] close(14) = -1 EBADF (Bad file descriptor) [pid 6710] close(15) = -1 EBADF (Bad file descriptor) [pid 6710] close(16) = -1 EBADF (Bad file descriptor) [pid 6710] close(17) = -1 EBADF (Bad file descriptor) [pid 6710] close(18) = -1 EBADF (Bad file descriptor) [pid 6710] close(19) = -1 EBADF (Bad file descriptor) [pid 6710] close(20) = -1 EBADF (Bad file descriptor) [pid 6710] close(21) = -1 EBADF (Bad file descriptor) [pid 6710] close(22) = -1 EBADF (Bad file descriptor) [pid 6710] close(23) = -1 EBADF (Bad file descriptor) [pid 6710] close(24) = -1 EBADF (Bad file descriptor) [pid 6711] <... futex resumed>) = 0 [pid 6710] close(25) = -1 EBADF (Bad file descriptor) [pid 6711] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] close(26) = -1 EBADF (Bad file descriptor) [pid 6710] close(27) = -1 EBADF (Bad file descriptor) [pid 6710] close(28) = -1 EBADF (Bad file descriptor) [pid 6710] close(29) = -1 EBADF (Bad file descriptor) [pid 6710] exit_group(0) = ? [pid 6711] <... futex resumed>) = ? [pid 6711] +++ exited with 0 +++ [pid 6710] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./117/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./117") = 0 [pid 5872] mkdir("./118", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6712 attached , child_tidptr=0x555593274750) = 246 [pid 6712] set_robust_list(0x555593274760, 24) = 0 [pid 6712] chdir("./118") = 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 [pid 6712] write(1, "executing program\n", 18executing program ) = 18 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6712] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6712] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6713 attached => {parent_tid=[247]}, 88) = 247 [pid 6713] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], [pid 6713] <... rseq resumed>) = 0 [pid 6712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6712] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] set_robust_list(0x7f10d89fa9a0, 24 [pid 6712] <... futex resumed>) = 0 [pid 6713] <... set_robust_list resumed>) = 0 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6713] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6713] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6713] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 1 [pid 6713] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6713] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6713] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6713] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6712] <... futex resumed>) = 0 [pid 6712] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6712] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6712] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6713] <... io_uring_enter resumed>) = 4096 [pid 6713] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] close(3) = 0 [pid 6712] close(4 [pid 6713] <... futex resumed>) = 0 [pid 6712] <... close resumed>) = 0 [pid 6713] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6712] close(5) = -1 EBADF (Bad file descriptor) [pid 6712] close(6) = -1 EBADF (Bad file descriptor) [pid 6712] close(7) = -1 EBADF (Bad file descriptor) [pid 6712] close(8) = -1 EBADF (Bad file descriptor) [pid 6712] close(9) = -1 EBADF (Bad file descriptor) [pid 6712] close(10) = -1 EBADF (Bad file descriptor) [pid 6712] close(11) = -1 EBADF (Bad file descriptor) [pid 6712] close(12) = -1 EBADF (Bad file descriptor) [pid 6712] close(13) = -1 EBADF (Bad file descriptor) [pid 6712] close(14) = -1 EBADF (Bad file descriptor) [pid 6712] close(15) = -1 EBADF (Bad file descriptor) [pid 6712] close(16) = -1 EBADF (Bad file descriptor) [pid 6712] close(17) = -1 EBADF (Bad file descriptor) [pid 6712] close(18) = -1 EBADF (Bad file descriptor) [pid 6712] close(19) = -1 EBADF (Bad file descriptor) [pid 6712] close(20) = -1 EBADF (Bad file descriptor) [pid 6712] close(21) = -1 EBADF (Bad file descriptor) [pid 6712] close(22) = -1 EBADF (Bad file descriptor) [pid 6712] close(23) = -1 EBADF (Bad file descriptor) [pid 6712] close(24) = -1 EBADF (Bad file descriptor) [pid 6712] close(25) = -1 EBADF (Bad file descriptor) [pid 6712] close(26) = -1 EBADF (Bad file descriptor) [pid 6712] close(27) = -1 EBADF (Bad file descriptor) [pid 6712] close(28) = -1 EBADF (Bad file descriptor) [pid 6712] close(29) = -1 EBADF (Bad file descriptor) [pid 6712] exit_group(0) = ? [pid 6713] <... futex resumed>) = ? [pid 6713] +++ exited with 0 +++ [pid 6712] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./118/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./118") = 0 [pid 5872] mkdir("./119", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6714 attached [pid 6714] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 248 [pid 6714] <... set_robust_list resumed>) = 0 [pid 6714] chdir("./119") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6714] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6714] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[249]}, 88) = 249 [pid 6714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6714] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6714] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6715 attached [pid 6715] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6715] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6715] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6715] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6715] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] <... futex resumed>) = 0 [pid 6714] <... futex resumed>) = 1 [pid 6714] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6715] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6715] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6715] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6714] <... futex resumed>) = 0 [pid 6715] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6714] <... futex resumed>) = 0 [pid 6715] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] <... futex resumed>) = 0 [pid 6714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6714] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] <... futex resumed>) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6715] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6714] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6715] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6714] <... futex resumed>) = 0 [pid 6714] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6715] <... io_uring_enter resumed>) = 4096 [pid 6715] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6714] close(3) = 0 [pid 6715] <... futex resumed>) = 0 [pid 6714] close(4) = 0 [pid 6715] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6714] close(5) = -1 EBADF (Bad file descriptor) [pid 6714] close(6) = -1 EBADF (Bad file descriptor) [pid 6714] close(7) = -1 EBADF (Bad file descriptor) [pid 6714] close(8) = -1 EBADF (Bad file descriptor) [pid 6714] close(9) = -1 EBADF (Bad file descriptor) [pid 6714] close(10) = -1 EBADF (Bad file descriptor) [pid 6714] close(11) = -1 EBADF (Bad file descriptor) [pid 6714] close(12) = -1 EBADF (Bad file descriptor) [pid 6714] close(13) = -1 EBADF (Bad file descriptor) [pid 6714] close(14) = -1 EBADF (Bad file descriptor) [pid 6714] close(15) = -1 EBADF (Bad file descriptor) [pid 6714] close(16) = -1 EBADF (Bad file descriptor) [pid 6714] close(17) = -1 EBADF (Bad file descriptor) [pid 6714] close(18) = -1 EBADF (Bad file descriptor) [pid 6714] close(19) = -1 EBADF (Bad file descriptor) [pid 6714] close(20) = -1 EBADF (Bad file descriptor) [pid 6714] close(21) = -1 EBADF (Bad file descriptor) [pid 6714] close(22) = -1 EBADF (Bad file descriptor) [pid 6714] close(23) = -1 EBADF (Bad file descriptor) [pid 6714] close(24) = -1 EBADF (Bad file descriptor) [pid 6714] close(25) = -1 EBADF (Bad file descriptor) [pid 6714] close(26) = -1 EBADF (Bad file descriptor) [pid 6714] close(27) = -1 EBADF (Bad file descriptor) [pid 6714] close(28) = -1 EBADF (Bad file descriptor) [pid 6714] close(29) = -1 EBADF (Bad file descriptor) [pid 6714] exit_group(0) = ? [pid 6715] <... futex resumed>) = ? [pid 6715] +++ exited with 0 +++ [pid 6714] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./119/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./119") = 0 [pid 5872] mkdir("./120", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6716 attached [pid 6716] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 250 [pid 6716] <... set_robust_list resumed>) = 0 [pid 6716] chdir("./120") = 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 [pid 6716] write(1, "executing program\n", 18executing program ) = 18 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6716] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6716] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6716] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6717 attached => {parent_tid=[251]}, 88) = 251 [pid 6717] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6716] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] <... rseq resumed>) = 0 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6717] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6717] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6717] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... futex resumed>) = 0 [pid 6716] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... futex resumed>) = 0 [pid 6717] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6717] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6717] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6717] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6717] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... futex resumed>) = 0 [pid 6716] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6716] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6716] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6716] <... futex resumed>) = 1 [pid 6717] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6716] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6717] <... io_uring_enter resumed>) = 4096 [pid 6716] close(3 [pid 6717] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] <... close resumed>) = 0 [pid 6717] <... futex resumed>) = 0 [pid 6716] close(4 [pid 6717] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... close resumed>) = 0 [pid 6716] close(5) = -1 EBADF (Bad file descriptor) [pid 6716] close(6) = -1 EBADF (Bad file descriptor) [pid 6716] close(7) = -1 EBADF (Bad file descriptor) [pid 6716] close(8) = -1 EBADF (Bad file descriptor) [pid 6716] close(9) = -1 EBADF (Bad file descriptor) [pid 6716] close(10) = -1 EBADF (Bad file descriptor) [pid 6716] close(11) = -1 EBADF (Bad file descriptor) [pid 6716] close(12) = -1 EBADF (Bad file descriptor) [pid 6716] close(13) = -1 EBADF (Bad file descriptor) [pid 6716] close(14) = -1 EBADF (Bad file descriptor) [pid 6716] close(15) = -1 EBADF (Bad file descriptor) [pid 6716] close(16) = -1 EBADF (Bad file descriptor) [pid 6716] close(17) = -1 EBADF (Bad file descriptor) [pid 6716] close(18) = -1 EBADF (Bad file descriptor) [pid 6716] close(19) = -1 EBADF (Bad file descriptor) [pid 6716] close(20) = -1 EBADF (Bad file descriptor) [pid 6716] close(21) = -1 EBADF (Bad file descriptor) [pid 6716] close(22) = -1 EBADF (Bad file descriptor) [pid 6716] close(23) = -1 EBADF (Bad file descriptor) [pid 6716] close(24) = -1 EBADF (Bad file descriptor) [pid 6716] close(25) = -1 EBADF (Bad file descriptor) [pid 6716] close(26) = -1 EBADF (Bad file descriptor) [pid 6716] close(27) = -1 EBADF (Bad file descriptor) [pid 6716] close(28) = -1 EBADF (Bad file descriptor) [pid 6716] close(29) = -1 EBADF (Bad file descriptor) [pid 6716] exit_group(0 [pid 6717] <... futex resumed>) = ? [pid 6716] <... exit_group resumed>) = ? [pid 6717] +++ exited with 0 +++ [pid 6716] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./120/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./120") = 0 [pid 5872] mkdir("./121", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 252 ./strace-static-x86_64: Process 6718 attached [pid 6718] set_robust_list(0x555593274760, 24) = 0 [pid 6718] chdir("./121") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6718] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6718] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6719 attached => {parent_tid=[253]}, 88) = 253 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] set_robust_list(0x7f10d89fa9a0, 24 [pid 6718] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6718] <... futex resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6718] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6719] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6719] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6719] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6718] <... futex resumed>) = 0 [pid 6719] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6718] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6719] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6719] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6718] <... futex resumed>) = 0 [pid 6719] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] <... futex resumed>) = 0 [pid 6719] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6718] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6719] <... futex resumed>) = 0 [pid 6718] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6719] <... futex resumed>) = 0 [pid 6718] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6718] <... futex resumed>) = 0 [pid 6718] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6718] close(3 [pid 6719] <... io_uring_enter resumed>) = 4096 [pid 6718] <... close resumed>) = 0 [pid 6718] close(4) = 0 [pid 6718] close(5) = -1 EBADF (Bad file descriptor) [pid 6718] close(6) = -1 EBADF (Bad file descriptor) [pid 6718] close(7) = -1 EBADF (Bad file descriptor) [pid 6718] close(8) = -1 EBADF (Bad file descriptor) [pid 6718] close(9) = -1 EBADF (Bad file descriptor) [pid 6719] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6719] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] close(10) = -1 EBADF (Bad file descriptor) [pid 6718] close(11) = -1 EBADF (Bad file descriptor) [pid 6718] close(12) = -1 EBADF (Bad file descriptor) [pid 6718] close(13) = -1 EBADF (Bad file descriptor) [pid 6718] close(14) = -1 EBADF (Bad file descriptor) [pid 6718] close(15) = -1 EBADF (Bad file descriptor) [pid 6718] close(16) = -1 EBADF (Bad file descriptor) [pid 6718] close(17) = -1 EBADF (Bad file descriptor) [pid 6718] close(18) = -1 EBADF (Bad file descriptor) [pid 6718] close(19) = -1 EBADF (Bad file descriptor) [pid 6718] close(20) = -1 EBADF (Bad file descriptor) [pid 6718] close(21) = -1 EBADF (Bad file descriptor) [pid 6718] close(22) = -1 EBADF (Bad file descriptor) [pid 6718] close(23) = -1 EBADF (Bad file descriptor) [pid 6718] close(24) = -1 EBADF (Bad file descriptor) [pid 6718] close(25) = -1 EBADF (Bad file descriptor) [pid 6718] close(26) = -1 EBADF (Bad file descriptor) [pid 6718] close(27) = -1 EBADF (Bad file descriptor) [pid 6718] close(28) = -1 EBADF (Bad file descriptor) [pid 6718] close(29) = -1 EBADF (Bad file descriptor) [pid 6718] exit_group(0 [pid 6719] <... futex resumed>) = ? [pid 6718] <... exit_group resumed>) = ? [pid 6719] +++ exited with 0 +++ [pid 6718] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5872] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./121/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./121") = 0 [pid 5872] mkdir("./122", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6720 attached , child_tidptr=0x555593274750) = 254 [pid 6720] set_robust_list(0x555593274760, 24) = 0 [pid 6720] chdir("./122") = 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"executing program ) = 0 [pid 6720] write(1, "executing program\n", 18) = 18 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6720] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6720] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6721 attached => {parent_tid=[255]}, 88) = 255 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6720] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6720] <... futex resumed>) = 0 [pid 6721] <... rseq resumed>) = 0 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6721] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6721] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6721] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6721] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6721] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6721] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6721] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6721] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6721] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6721] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6720] close(3) = 0 [pid 6720] close(4) = 0 [pid 6720] close(5) = -1 EBADF (Bad file descriptor) [pid 6720] close(6) = -1 EBADF (Bad file descriptor) [pid 6720] close(7) = -1 EBADF (Bad file descriptor) [pid 6720] close(8) = -1 EBADF (Bad file descriptor) [pid 6720] close(9) = -1 EBADF (Bad file descriptor) [pid 6720] close(10) = -1 EBADF (Bad file descriptor) [pid 6720] close(11) = -1 EBADF (Bad file descriptor) [pid 6720] close(12) = -1 EBADF (Bad file descriptor) [pid 6720] close(13) = -1 EBADF (Bad file descriptor) [pid 6720] close(14) = -1 EBADF (Bad file descriptor) [pid 6720] close(15) = -1 EBADF (Bad file descriptor) [pid 6720] close(16) = -1 EBADF (Bad file descriptor) [pid 6720] close(17) = -1 EBADF (Bad file descriptor) [pid 6720] close(18) = -1 EBADF (Bad file descriptor) [pid 6721] <... io_uring_enter resumed>) = 4096 [pid 6720] close(19) = -1 EBADF (Bad file descriptor) [pid 6720] close(20) = -1 EBADF (Bad file descriptor) [pid 6720] close(21) = -1 EBADF (Bad file descriptor) [pid 6720] close(22) = -1 EBADF (Bad file descriptor) [pid 6720] close(23) = -1 EBADF (Bad file descriptor) [pid 6720] close(24) = -1 EBADF (Bad file descriptor) [pid 6720] close(25) = -1 EBADF (Bad file descriptor) [pid 6720] close(26) = -1 EBADF (Bad file descriptor) [pid 6720] close(27) = -1 EBADF (Bad file descriptor) [pid 6720] close(28) = -1 EBADF (Bad file descriptor) [pid 6720] close(29) = -1 EBADF (Bad file descriptor) [pid 6720] exit_group(0) = ? [pid 6721] +++ exited with 0 +++ [pid 6720] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./122/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./122") = 0 [pid 5872] mkdir("./123", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6722 attached [pid 6722] set_robust_list(0x555593274760, 24) = 0 [pid 6722] chdir("./123") = 0 [pid 6722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 256 [pid 6722] <... prctl resumed>) = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6722] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[257]}, 88) = 257 [pid 6722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6723 attached [pid 6722] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6723] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6723] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6723] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6722] <... futex resumed>) = 0 [pid 6722] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6723] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6723] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6723] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6722] <... futex resumed>) = 0 [pid 6722] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6722] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6722] <... futex resumed>) = 0 [pid 6722] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 0 [pid 6722] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6722] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6722] <... futex resumed>) = 0 [pid 6722] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6723] <... io_uring_enter resumed>) = 4096 [pid 6722] close(3) = 0 [pid 6722] close(4) = 0 [pid 6722] close(5) = -1 EBADF (Bad file descriptor) [pid 6722] close(6) = -1 EBADF (Bad file descriptor) [pid 6722] close(7) = -1 EBADF (Bad file descriptor) [pid 6722] close(8) = -1 EBADF (Bad file descriptor) [pid 6722] close(9) = -1 EBADF (Bad file descriptor) [pid 6722] close(10) = -1 EBADF (Bad file descriptor) [pid 6722] close(11) = -1 EBADF (Bad file descriptor) [pid 6722] close(12) = -1 EBADF (Bad file descriptor) [pid 6722] close(13) = -1 EBADF (Bad file descriptor) [pid 6722] close(14) = -1 EBADF (Bad file descriptor) [pid 6722] close(15) = -1 EBADF (Bad file descriptor) [pid 6722] close(16) = -1 EBADF (Bad file descriptor) [pid 6722] close(17) = -1 EBADF (Bad file descriptor) [pid 6722] close(18) = -1 EBADF (Bad file descriptor) [pid 6722] close(19) = -1 EBADF (Bad file descriptor) [pid 6723] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6722] close(20 [pid 6723] <... futex resumed>) = 0 [pid 6722] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6722] close(21) = -1 EBADF (Bad file descriptor) [pid 6723] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6722] close(22) = -1 EBADF (Bad file descriptor) [pid 6722] close(23) = -1 EBADF (Bad file descriptor) [pid 6722] close(24) = -1 EBADF (Bad file descriptor) [pid 6722] close(25) = -1 EBADF (Bad file descriptor) [pid 6722] close(26) = -1 EBADF (Bad file descriptor) [pid 6722] close(27) = -1 EBADF (Bad file descriptor) [pid 6722] close(28) = -1 EBADF (Bad file descriptor) [pid 6722] close(29) = -1 EBADF (Bad file descriptor) [pid 6722] exit_group(0) = ? [pid 6723] <... futex resumed>) = ? [pid 6723] +++ exited with 0 +++ [pid 6722] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./123/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./123") = 0 [pid 5872] mkdir("./124", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6724 attached , child_tidptr=0x555593274750) = 258 [pid 6724] set_robust_list(0x555593274760, 24) = 0 [pid 6724] chdir("./124") = 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 [pid 5874] kill(-245, SIGKILL) = 0 [pid 5874] kill(245, SIGKILL) = 0 [pid 6724] write(1, "executing program\n", 18executing program ) = 18 [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6724] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6725 attached => {parent_tid=[259]}, 88) = 259 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6725] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6725] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6725] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6725] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] <... futex resumed>) = 0 [pid 6724] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6725] <... futex resumed>) = 0 [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6725] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6725] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6725] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6724] <... futex resumed>) = 0 [pid 6725] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... futex resumed>) = 0 [pid 6724] <... futex resumed>) = 0 [pid 6725] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6724] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6725] <... futex resumed>) = 0 [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6725] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6725] <... futex resumed>) = 0 [pid 6724] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6724] <... futex resumed>) = 0 [pid 6724] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5874] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5874] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5874] getdents64(3, 0x5555932757f0 /* 2 entries */, 32768) = 48 [pid 5874] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5874] close(3) = 0 [pid 6724] close(3 [pid 6725] <... io_uring_enter resumed>) = 4096 [pid 6724] <... close resumed>) = 0 [pid 6724] close(4) = 0 [pid 6724] close(5) = -1 EBADF (Bad file descriptor) [pid 6724] close(6) = -1 EBADF (Bad file descriptor) [pid 6724] close(7) = -1 EBADF (Bad file descriptor) [pid 6724] close(8) = -1 EBADF (Bad file descriptor) [pid 6724] close(9) = -1 EBADF (Bad file descriptor) [pid 6724] close(10) = -1 EBADF (Bad file descriptor) [pid 6724] close(11) = -1 EBADF (Bad file descriptor) [pid 6724] close(12) = -1 EBADF (Bad file descriptor) [pid 6724] close(13) = -1 EBADF (Bad file descriptor) [pid 6725] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] close(14 [pid 6725] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6724] close(15) = -1 EBADF (Bad file descriptor) [pid 6724] close(16) = -1 EBADF (Bad file descriptor) [pid 6724] close(17) = -1 EBADF (Bad file descriptor) [pid 6724] close(18) = -1 EBADF (Bad file descriptor) [pid 6724] close(19) = -1 EBADF (Bad file descriptor) [pid 6724] close(20) = -1 EBADF (Bad file descriptor) [pid 6724] close(21) = -1 EBADF (Bad file descriptor) [pid 6724] close(22) = -1 EBADF (Bad file descriptor) [pid 6724] close(23) = -1 EBADF (Bad file descriptor) [pid 6724] close(24) = -1 EBADF (Bad file descriptor) [pid 6724] close(25) = -1 EBADF (Bad file descriptor) [pid 6724] close(26) = -1 EBADF (Bad file descriptor) [pid 6724] close(27) = -1 EBADF (Bad file descriptor) [pid 6724] close(28) = -1 EBADF (Bad file descriptor) [pid 6724] close(29) = -1 EBADF (Bad file descriptor) [pid 6724] exit_group(0) = ? [pid 6725] <... futex resumed>) = ? [pid 6725] +++ exited with 0 +++ [pid 6724] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./124/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./124") = 0 [pid 5872] mkdir("./125", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6726 attached , child_tidptr=0x555593274750) = 260 executing program [pid 6726] set_robust_list(0x555593274760, 24) = 0 [pid 6726] chdir("./125") = 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", 18) = 18 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6726] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6726] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6727 attached => {parent_tid=[261]}, 88) = 261 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6726] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6726] <... futex resumed>) = 0 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] <... rseq resumed>) = 0 [pid 6727] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6727] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6727] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6727] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... futex resumed>) = 0 [pid 6726] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... futex resumed>) = 0 [pid 6726] <... futex resumed>) = 1 [pid 6727] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6727] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6727] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6727] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = 0 [pid 6726] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] <... futex resumed>) = 1 [pid 6727] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6726] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6727] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6726] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6726] close(3) = 0 [pid 6726] close(4) = 0 [pid 6726] close(5) = -1 EBADF (Bad file descriptor) [pid 6726] close(6) = -1 EBADF (Bad file descriptor) [pid 6726] close(7) = -1 EBADF (Bad file descriptor) [pid 6726] close(8) = -1 EBADF (Bad file descriptor) [pid 6726] close(9) = -1 EBADF (Bad file descriptor) [pid 6726] close(10) = -1 EBADF (Bad file descriptor) [pid 6727] <... io_uring_enter resumed>) = 4096 [pid 6726] close(11) = -1 EBADF (Bad file descriptor) [pid 6726] close(12) = -1 EBADF (Bad file descriptor) [pid 6727] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] close(13) = -1 EBADF (Bad file descriptor) [pid 6726] close(14) = -1 EBADF (Bad file descriptor) [pid 6726] close(15) = -1 EBADF (Bad file descriptor) [pid 6727] <... futex resumed>) = 0 [pid 6726] close(16 [pid 6727] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6726] close(17) = -1 EBADF (Bad file descriptor) [pid 6726] close(18) = -1 EBADF (Bad file descriptor) [pid 6726] close(19) = -1 EBADF (Bad file descriptor) [pid 6726] close(20) = -1 EBADF (Bad file descriptor) [pid 6726] close(21) = -1 EBADF (Bad file descriptor) [pid 6726] close(22) = -1 EBADF (Bad file descriptor) [pid 6726] close(23) = -1 EBADF (Bad file descriptor) [pid 6726] close(24) = -1 EBADF (Bad file descriptor) [pid 6726] close(25) = -1 EBADF (Bad file descriptor) [pid 6726] close(26) = -1 EBADF (Bad file descriptor) [pid 6726] close(27) = -1 EBADF (Bad file descriptor) [pid 6726] close(28) = -1 EBADF (Bad file descriptor) [pid 6726] close(29) = -1 EBADF (Bad file descriptor) [pid 6726] exit_group(0) = ? [pid 6727] <... futex resumed>) = ? [pid 6727] +++ exited with 0 +++ [pid 6726] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./125/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./125") = 0 [pid 5872] mkdir("./126", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 262 ./strace-static-x86_64: Process 6728 attached [pid 6728] set_robust_list(0x555593274760, 24) = 0 [pid 6728] chdir("./126") = 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 executing program [pid 6728] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6728] write(1, "executing program\n", 18) = 18 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6728] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6728] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6728] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6728] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6728] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6729 attached => {parent_tid=[263]}, 88) = 263 [pid 6729] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6729] <... rseq resumed>) = 0 [pid 6729] set_robust_list(0x7f10d89fa9a0, 24 [pid 6728] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... set_robust_list resumed>) = 0 [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6729] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6729] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6728] <... futex resumed>) = 0 [pid 6729] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6729] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6729] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6729] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = 0 [pid 6728] <... futex resumed>) = 1 [pid 6729] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] <... futex resumed>) = 0 [pid 6728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6728] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6728] <... futex resumed>) = 0 [pid 6729] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6729] <... futex resumed>) = 0 [pid 6728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6728] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6728] <... futex resumed>) = 0 [pid 6729] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6728] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6728] close(3) = 0 [pid 6728] close(4) = 0 [pid 6728] close(5) = -1 EBADF (Bad file descriptor) [pid 6728] close(6) = -1 EBADF (Bad file descriptor) [pid 6728] close(7) = -1 EBADF (Bad file descriptor) [pid 6728] close(8) = -1 EBADF (Bad file descriptor) [pid 6728] close(9) = -1 EBADF (Bad file descriptor) [pid 6728] close(10) = -1 EBADF (Bad file descriptor) [pid 6728] close(11) = -1 EBADF (Bad file descriptor) [pid 6728] close(12) = -1 EBADF (Bad file descriptor) [pid 6728] close(13) = -1 EBADF (Bad file descriptor) [pid 6728] close(14) = -1 EBADF (Bad file descriptor) [pid 6728] close(15) = -1 EBADF (Bad file descriptor) [pid 6728] close(16) = -1 EBADF (Bad file descriptor) [pid 6728] close(17) = -1 EBADF (Bad file descriptor) [pid 6728] close(18) = -1 EBADF (Bad file descriptor) [pid 6728] close(19) = -1 EBADF (Bad file descriptor) [pid 6728] close(20) = -1 EBADF (Bad file descriptor) [pid 6728] close(21) = -1 EBADF (Bad file descriptor) [pid 6728] close(22) = -1 EBADF (Bad file descriptor) [pid 6728] close(23) = -1 EBADF (Bad file descriptor) [pid 6728] close(24) = -1 EBADF (Bad file descriptor) [pid 6728] close(25) = -1 EBADF (Bad file descriptor) [pid 6728] close(26) = -1 EBADF (Bad file descriptor) [pid 6728] close(27) = -1 EBADF (Bad file descriptor) [pid 6728] close(28) = -1 EBADF (Bad file descriptor) [pid 6728] close(29) = -1 EBADF (Bad file descriptor) [pid 6728] exit_group(0) = ? [pid 6729] <... io_uring_enter resumed>) = ? [pid 6729] +++ exited with 0 +++ [pid 6728] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./126/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./126") = 0 [pid 5872] mkdir("./127", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 264 ./strace-static-x86_64: Process 6730 attached [pid 6730] set_robust_list(0x555593274760, 24) = 0 [pid 6730] chdir("./127") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6730] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6730] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6731 attached [pid 6731] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6730] <... clone3 resumed> => {parent_tid=[265]}, 88) = 265 [pid 6731] <... rseq resumed>) = 0 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] set_robust_list(0x7f10d89fa9a0, 24 [pid 6730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] <... set_robust_list resumed>) = 0 [pid 6730] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6730] <... futex resumed>) = 0 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6730] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6731] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6730] <... futex resumed>) = 0 [pid 6731] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6730] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6730] <... futex resumed>) = 0 [pid 6730] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6731] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6731] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6730] <... futex resumed>) = 0 [pid 6731] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6730] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6730] <... futex resumed>) = 0 [pid 6731] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6731] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6730] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... futex resumed>) = 0 [pid 6731] <... futex resumed>) = 0 [pid 6730] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6730] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = 1 [pid 6731] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6730] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6730] close(3) = 0 [pid 6730] close(4) = 0 [pid 6730] close(5) = -1 EBADF (Bad file descriptor) [pid 6730] close(6) = -1 EBADF (Bad file descriptor) [pid 6730] close(7 [pid 6731] <... io_uring_enter resumed>) = 4096 [pid 6730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6730] close(8) = -1 EBADF (Bad file descriptor) [pid 6730] close(9) = -1 EBADF (Bad file descriptor) [pid 6730] close(10) = -1 EBADF (Bad file descriptor) [pid 6730] close(11) = -1 EBADF (Bad file descriptor) [pid 6730] close(12) = -1 EBADF (Bad file descriptor) [pid 6730] close(13) = -1 EBADF (Bad file descriptor) [pid 6730] close(14) = -1 EBADF (Bad file descriptor) [pid 6730] close(15) = -1 EBADF (Bad file descriptor) [pid 6730] close(16) = -1 EBADF (Bad file descriptor) [pid 6730] close(17) = -1 EBADF (Bad file descriptor) [pid 6730] close(18) = -1 EBADF (Bad file descriptor) [pid 6730] close(19) = -1 EBADF (Bad file descriptor) [pid 6730] close(20) = -1 EBADF (Bad file descriptor) [pid 6730] close(21) = -1 EBADF (Bad file descriptor) [pid 6730] close(22) = -1 EBADF (Bad file descriptor) [pid 6730] close(23) = -1 EBADF (Bad file descriptor) [pid 6730] close(24) = -1 EBADF (Bad file descriptor) [pid 6730] close(25) = -1 EBADF (Bad file descriptor) [pid 6730] close(26 [pid 6731] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6731] <... futex resumed>) = 0 [pid 6730] close(27 [pid 6731] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6730] close(28) = -1 EBADF (Bad file descriptor) [pid 6730] close(29) = -1 EBADF (Bad file descriptor) [pid 6730] exit_group(0 [pid 6731] <... futex resumed>) = ? [pid 6730] <... exit_group resumed>) = ? [pid 6731] +++ exited with 0 +++ [pid 6730] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./127/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./127") = 0 [pid 5872] mkdir("./128", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6732 attached , child_tidptr=0x555593274750) = 266 [pid 6732] set_robust_list(0x555593274760, 24) = 0 [pid 6732] chdir("./128") = 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 [pid 6732] write(1, "executing program\n", 18executing program ) = 18 [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6732] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6732] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6732] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6733 attached [pid 6733] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6732] <... clone3 resumed> => {parent_tid=[267]}, 88) = 267 [pid 6733] <... rseq resumed>) = 0 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], [pid 6733] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... futex resumed>) = 0 [pid 6733] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... openat resumed>) = 3 [pid 6733] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6733] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = 0 [pid 6732] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6732] <... futex resumed>) = 1 [pid 6733] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6733] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6733] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6733] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6733] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = 0 [pid 6732] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6732] <... futex resumed>) = 1 [pid 6733] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... futex resumed>) = 0 [pid 6733] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6732] <... futex resumed>) = 1 [pid 6733] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 6733] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6732] <... futex resumed>) = 1 [pid 6732] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6732] close(3) = 0 [pid 6732] close(4) = 0 [pid 6732] close(5) = -1 EBADF (Bad file descriptor) [pid 6732] close(6) = -1 EBADF (Bad file descriptor) [pid 6732] close(7) = -1 EBADF (Bad file descriptor) [pid 6732] close(8) = -1 EBADF (Bad file descriptor) [pid 6732] close(9) = -1 EBADF (Bad file descriptor) [pid 6732] close(10) = -1 EBADF (Bad file descriptor) [pid 6732] close(11) = -1 EBADF (Bad file descriptor) [pid 6732] close(12) = -1 EBADF (Bad file descriptor) [pid 6732] close(13) = -1 EBADF (Bad file descriptor) [pid 6732] close(14) = -1 EBADF (Bad file descriptor) [pid 6732] close(15) = -1 EBADF (Bad file descriptor) [pid 6732] close(16) = -1 EBADF (Bad file descriptor) [pid 6732] close(17) = -1 EBADF (Bad file descriptor) [pid 6732] close(18) = -1 EBADF (Bad file descriptor) [pid 6732] close(19) = -1 EBADF (Bad file descriptor) [pid 6732] close(20) = -1 EBADF (Bad file descriptor) [pid 6732] close(21) = -1 EBADF (Bad file descriptor) [pid 6732] close(22) = -1 EBADF (Bad file descriptor) [pid 6732] close(23) = -1 EBADF (Bad file descriptor) [pid 6732] close(24) = -1 EBADF (Bad file descriptor) [pid 6732] close(25) = -1 EBADF (Bad file descriptor) [pid 6732] close(26) = -1 EBADF (Bad file descriptor) [pid 6732] close(27) = -1 EBADF (Bad file descriptor) [pid 6732] close(28) = -1 EBADF (Bad file descriptor) [pid 6732] close(29) = -1 EBADF (Bad file descriptor) [pid 6732] exit_group(0) = ? [pid 6733] <... io_uring_enter resumed>) = ? [pid 6733] +++ exited with 0 +++ [pid 6732] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./128/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./128") = 0 [pid 5872] mkdir("./129", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6734 attached [pid 6734] set_robust_list(0x555593274760, 24) = 0 [pid 6734] chdir("./129") = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 268 [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 [pid 6734] write(1, "executing program\n", 18executing program ) = 18 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6734] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6734] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6734] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6735 attached [pid 6735] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6734] <... clone3 resumed> => {parent_tid=[269]}, 88) = 269 [pid 6735] <... rseq resumed>) = 0 [pid 6734] rt_sigprocmask(SIG_SETMASK, [], [pid 6735] set_robust_list(0x7f10d89fa9a0, 24 [pid 6734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] <... set_robust_list resumed>) = 0 [pid 6734] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6734] <... futex resumed>) = 0 [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6735] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6734] <... futex resumed>) = 0 [pid 6735] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6734] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6734] <... futex resumed>) = 0 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6735] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6735] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6734] <... futex resumed>) = 0 [pid 6735] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6735] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6734] <... futex resumed>) = 0 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6734] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = 1 [pid 6735] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... futex resumed>) = 0 [pid 6734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6735] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6734] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6734] <... futex resumed>) = 0 [pid 6734] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6734] close(3) = 0 [pid 6734] close(4) = 0 [pid 6734] close(5) = -1 EBADF (Bad file descriptor) [pid 6734] close(6) = -1 EBADF (Bad file descriptor) [pid 6734] close(7) = -1 EBADF (Bad file descriptor) [pid 6734] close(8) = -1 EBADF (Bad file descriptor) [pid 6734] close(9) = -1 EBADF (Bad file descriptor) [pid 6734] close(10) = -1 EBADF (Bad file descriptor) [pid 6734] close(11) = -1 EBADF (Bad file descriptor) [pid 6734] close(12) = -1 EBADF (Bad file descriptor) [pid 6734] close(13) = -1 EBADF (Bad file descriptor) [pid 6734] close(14) = -1 EBADF (Bad file descriptor) [pid 6734] close(15) = -1 EBADF (Bad file descriptor) [pid 6734] close(16) = -1 EBADF (Bad file descriptor) [pid 6734] close(17) = -1 EBADF (Bad file descriptor) [pid 6734] close(18) = -1 EBADF (Bad file descriptor) [pid 6734] close(19) = -1 EBADF (Bad file descriptor) [pid 6734] close(20) = -1 EBADF (Bad file descriptor) [pid 6734] close(21) = -1 EBADF (Bad file descriptor) [pid 6734] close(22) = -1 EBADF (Bad file descriptor) [pid 6734] close(23) = -1 EBADF (Bad file descriptor) [pid 6734] close(24) = -1 EBADF (Bad file descriptor) [pid 6734] close(25) = -1 EBADF (Bad file descriptor) [pid 6734] close(26) = -1 EBADF (Bad file descriptor) [pid 6734] close(27) = -1 EBADF (Bad file descriptor) [pid 6734] close(28) = -1 EBADF (Bad file descriptor) [pid 6734] close(29) = -1 EBADF (Bad file descriptor) [pid 6734] exit_group(0) = ? [pid 6735] <... io_uring_enter resumed>) = ? [pid 6735] +++ exited with 0 +++ [pid 6734] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./129/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./129") = 0 [pid 5872] mkdir("./130", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6736 attached , child_tidptr=0x555593274750) = 270 [pid 6736] set_robust_list(0x555593274760, 24) = 0 [pid 6736] chdir("./130") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6736] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6737 attached => {parent_tid=[271]}, 88) = 271 [pid 6737] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6736] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] <... rseq resumed>) = 0 [pid 6737] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6737] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6737] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] <... futex resumed>) = 1 [pid 6737] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6737] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6737] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6737] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6737] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6736] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6737] <... io_uring_enter resumed>) = 4096 [pid 6737] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] close(3 [pid 6737] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] <... close resumed>) = 0 [pid 6736] close(4) = 0 [pid 6736] close(5) = -1 EBADF (Bad file descriptor) [pid 6736] close(6) = -1 EBADF (Bad file descriptor) [pid 6736] close(7) = -1 EBADF (Bad file descriptor) [pid 6736] close(8) = -1 EBADF (Bad file descriptor) [pid 6736] close(9) = -1 EBADF (Bad file descriptor) [pid 6736] close(10) = -1 EBADF (Bad file descriptor) [pid 6736] close(11) = -1 EBADF (Bad file descriptor) [pid 6736] close(12) = -1 EBADF (Bad file descriptor) [pid 6736] close(13) = -1 EBADF (Bad file descriptor) [pid 6736] close(14) = -1 EBADF (Bad file descriptor) [pid 6736] close(15) = -1 EBADF (Bad file descriptor) [pid 6736] close(16) = -1 EBADF (Bad file descriptor) [pid 6736] close(17) = -1 EBADF (Bad file descriptor) [pid 6736] close(18) = -1 EBADF (Bad file descriptor) [pid 6736] close(19) = -1 EBADF (Bad file descriptor) [pid 6736] close(20) = -1 EBADF (Bad file descriptor) [pid 6736] close(21) = -1 EBADF (Bad file descriptor) [pid 6736] close(22) = -1 EBADF (Bad file descriptor) [pid 6736] close(23) = -1 EBADF (Bad file descriptor) [pid 6736] close(24) = -1 EBADF (Bad file descriptor) [pid 6736] close(25) = -1 EBADF (Bad file descriptor) [pid 6736] close(26) = -1 EBADF (Bad file descriptor) [pid 6736] close(27) = -1 EBADF (Bad file descriptor) [pid 6736] close(28) = -1 EBADF (Bad file descriptor) [pid 6736] close(29) = -1 EBADF (Bad file descriptor) [pid 6736] exit_group(0 [pid 6737] <... futex resumed>) = ? [pid 6736] <... exit_group resumed>) = ? [pid 6737] +++ exited with 0 +++ [pid 6736] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./130/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./130") = 0 [pid 5872] mkdir("./131", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 272 ./strace-static-x86_64: Process 6738 attached [pid 6738] set_robust_list(0x555593274760, 24) = 0 [pid 6738] chdir("./131") = 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 executing program [pid 6738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6738] write(1, "executing program\n", 18) = 18 [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6738] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6738] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6739 attached => {parent_tid=[273]}, 88) = 273 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6739] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6738] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6739] set_robust_list(0x7f10d89fa9a0, 24 [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... set_robust_list resumed>) = 0 [pid 6739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6739] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6739] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6738] <... futex resumed>) = 0 [pid 6739] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... futex resumed>) = 0 [pid 6739] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6739] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6739] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6739] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6738] <... futex resumed>) = 0 [pid 6739] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] <... futex resumed>) = 0 [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6739] <... futex resumed>) = 0 [pid 6739] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = 0 [pid 6738] <... futex resumed>) = 0 [pid 6739] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6738] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6739] <... futex resumed>) = 0 [pid 6738] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6739] <... io_uring_enter resumed>) = 4096 [pid 6739] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6738] close(3) = 0 [pid 6738] close(4) = 0 [pid 6739] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6738] close(5) = -1 EBADF (Bad file descriptor) [pid 6738] close(6) = -1 EBADF (Bad file descriptor) [pid 6738] close(7) = -1 EBADF (Bad file descriptor) [pid 6738] close(8) = -1 EBADF (Bad file descriptor) [pid 6738] close(9) = -1 EBADF (Bad file descriptor) [pid 6738] close(10) = -1 EBADF (Bad file descriptor) [pid 6738] close(11) = -1 EBADF (Bad file descriptor) [pid 6738] close(12) = -1 EBADF (Bad file descriptor) [pid 6738] close(13) = -1 EBADF (Bad file descriptor) [pid 6738] close(14) = -1 EBADF (Bad file descriptor) [pid 6738] close(15) = -1 EBADF (Bad file descriptor) [pid 6738] close(16) = -1 EBADF (Bad file descriptor) [pid 6738] close(17) = -1 EBADF (Bad file descriptor) [pid 6738] close(18) = -1 EBADF (Bad file descriptor) [pid 6738] close(19) = -1 EBADF (Bad file descriptor) [pid 6738] close(20) = -1 EBADF (Bad file descriptor) [pid 6738] close(21) = -1 EBADF (Bad file descriptor) [pid 6738] close(22) = -1 EBADF (Bad file descriptor) [pid 6738] close(23) = -1 EBADF (Bad file descriptor) [pid 6738] close(24) = -1 EBADF (Bad file descriptor) [pid 6738] close(25) = -1 EBADF (Bad file descriptor) [pid 6738] close(26) = -1 EBADF (Bad file descriptor) [pid 6738] close(27) = -1 EBADF (Bad file descriptor) [pid 6738] close(28) = -1 EBADF (Bad file descriptor) [pid 6738] close(29) = -1 EBADF (Bad file descriptor) [pid 6738] exit_group(0 [pid 6739] <... futex resumed>) = ? [pid 6738] <... exit_group resumed>) = ? [pid 6739] +++ exited with 0 +++ [pid 6738] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./131/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3executing program ) = 0 [pid 5872] rmdir("./131") = 0 [pid 5872] mkdir("./132", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6740 attached [pid 6740] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 274 [pid 6740] <... set_robust_list resumed>) = 0 [pid 6740] chdir("./132") = 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 [pid 6740] write(1, "executing program\n", 18) = 18 [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6740] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6740] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[275]}, 88) = 275 ./strace-static-x86_64: Process 6741 attached [pid 6740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6740] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... rseq resumed>) = 0 [pid 6741] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6741] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6741] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6741] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] <... futex resumed>) = 0 [pid 6741] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6741] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6741] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6741] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6740] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6741] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 6741] <... futex resumed>) = 0 [pid 6741] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 1 [pid 6741] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6740] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6741] <... io_uring_enter resumed>) = 4096 [pid 6741] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] close(3) = 0 [pid 6740] close(4) = 0 [pid 6740] close(5) = -1 EBADF (Bad file descriptor) [pid 6740] close(6) = -1 EBADF (Bad file descriptor) [pid 6740] close(7) = -1 EBADF (Bad file descriptor) [pid 6740] close(8) = -1 EBADF (Bad file descriptor) [pid 6740] close(9) = -1 EBADF (Bad file descriptor) [pid 6740] close(10) = -1 EBADF (Bad file descriptor) [pid 6740] close(11) = -1 EBADF (Bad file descriptor) [pid 6740] close(12) = -1 EBADF (Bad file descriptor) [pid 6740] close(13) = -1 EBADF (Bad file descriptor) [pid 6740] close(14) = -1 EBADF (Bad file descriptor) [pid 6740] close(15) = -1 EBADF (Bad file descriptor) [pid 6740] close(16) = -1 EBADF (Bad file descriptor) [pid 6740] close(17) = -1 EBADF (Bad file descriptor) [pid 6740] close(18) = -1 EBADF (Bad file descriptor) [pid 6740] close(19) = -1 EBADF (Bad file descriptor) [pid 6740] close(20) = -1 EBADF (Bad file descriptor) [pid 6740] close(21) = -1 EBADF (Bad file descriptor) [pid 6740] close(22) = -1 EBADF (Bad file descriptor) [pid 6740] close(23) = -1 EBADF (Bad file descriptor) [pid 6740] close(24) = -1 EBADF (Bad file descriptor) [pid 6740] close(25) = -1 EBADF (Bad file descriptor) [pid 6740] close(26) = -1 EBADF (Bad file descriptor) [pid 6740] close(27) = -1 EBADF (Bad file descriptor) [pid 6740] close(28) = -1 EBADF (Bad file descriptor) [pid 6740] close(29) = -1 EBADF (Bad file descriptor) [pid 6740] exit_group(0 [pid 6741] <... futex resumed>) = ? [pid 6740] <... exit_group resumed>) = ? [pid 6741] +++ exited with 0 +++ [pid 6740] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./132/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./132") = 0 [pid 5872] mkdir("./133", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6742 attached [pid 6742] set_robust_list(0x555593274760, 24) = 0 [pid 6742] chdir("./133") = 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 5872] <... clone resumed>, child_tidptr=0x555593274750) = 276 [pid 6742] close(3) = 0 [pid 6742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6742] write(1, "executing program\n", 18executing program ) = 18 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6742] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6742] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6743 attached => {parent_tid=[277]}, 88) = 277 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6742] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6743] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6743] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6743] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6742] <... futex resumed>) = 0 [pid 6742] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6743] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6743] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6743] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6743] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6742] <... futex resumed>) = 0 [pid 6742] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6742] <... futex resumed>) = 0 [pid 6742] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6743] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6743] <... futex resumed>) = 0 [pid 6742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6743] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] <... futex resumed>) = 0 [pid 6743] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6742] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6743] <... io_uring_enter resumed>) = 4096 [pid 6743] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6742] close(3 [pid 6743] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... close resumed>) = 0 [pid 6742] close(4) = 0 [pid 6742] close(5) = -1 EBADF (Bad file descriptor) [pid 6742] close(6) = -1 EBADF (Bad file descriptor) [pid 6742] close(7) = -1 EBADF (Bad file descriptor) [pid 6742] close(8) = -1 EBADF (Bad file descriptor) [pid 6742] close(9) = -1 EBADF (Bad file descriptor) [pid 6742] close(10) = -1 EBADF (Bad file descriptor) [pid 6742] close(11) = -1 EBADF (Bad file descriptor) [pid 6742] close(12) = -1 EBADF (Bad file descriptor) [pid 6742] close(13) = -1 EBADF (Bad file descriptor) [pid 6742] close(14) = -1 EBADF (Bad file descriptor) [pid 6742] close(15) = -1 EBADF (Bad file descriptor) [pid 6742] close(16) = -1 EBADF (Bad file descriptor) [pid 6742] close(17) = -1 EBADF (Bad file descriptor) [pid 6742] close(18) = -1 EBADF (Bad file descriptor) [pid 6742] close(19) = -1 EBADF (Bad file descriptor) [pid 6742] close(20) = -1 EBADF (Bad file descriptor) [pid 6742] close(21) = -1 EBADF (Bad file descriptor) [pid 6742] close(22) = -1 EBADF (Bad file descriptor) [pid 6742] close(23) = -1 EBADF (Bad file descriptor) [pid 6742] close(24) = -1 EBADF (Bad file descriptor) [pid 6742] close(25) = -1 EBADF (Bad file descriptor) [pid 6742] close(26) = -1 EBADF (Bad file descriptor) [pid 6742] close(27) = -1 EBADF (Bad file descriptor) [pid 6742] close(28) = -1 EBADF (Bad file descriptor) [pid 6742] close(29) = -1 EBADF (Bad file descriptor) [pid 6742] exit_group(0 [pid 6743] <... futex resumed>) = ? [pid 6742] <... exit_group resumed>) = ? [pid 6743] +++ exited with 0 +++ [pid 6742] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./133/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./133") = 0 [pid 5872] mkdir("./134", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 278 ./strace-static-x86_64: Process 6744 attached [pid 6744] set_robust_list(0x555593274760, 24) = 0 [pid 6744] chdir("./134") = 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"executing program ) = 0 [pid 6744] write(1, "executing program\n", 18) = 18 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6744] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6744] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6744] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6744] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6744] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6745 attached => {parent_tid=[279]}, 88) = 279 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] <... rseq resumed>) = 0 [pid 6744] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] set_robust_list(0x7f10d89fa9a0, 24 [pid 6744] <... futex resumed>) = 0 [pid 6745] <... set_robust_list resumed>) = 0 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6745] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6745] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6744] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6745] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6745] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6745] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6744] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6744] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6744] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6745] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6744] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6744] close(3) = 0 [pid 6744] close(4) = 0 [pid 6744] close(5) = -1 EBADF (Bad file descriptor) [pid 6744] close(6) = -1 EBADF (Bad file descriptor) [pid 6744] close(7) = -1 EBADF (Bad file descriptor) [pid 6744] close(8) = -1 EBADF (Bad file descriptor) [pid 6744] close(9) = -1 EBADF (Bad file descriptor) [pid 6744] close(10) = -1 EBADF (Bad file descriptor) [pid 6744] close(11) = -1 EBADF (Bad file descriptor) [pid 6744] close(12) = -1 EBADF (Bad file descriptor) [pid 6744] close(13) = -1 EBADF (Bad file descriptor) [pid 6744] close(14) = -1 EBADF (Bad file descriptor) [pid 6744] close(15) = -1 EBADF (Bad file descriptor) [pid 6744] close(16) = -1 EBADF (Bad file descriptor) [pid 6744] close(17) = -1 EBADF (Bad file descriptor) [pid 6744] close(18) = -1 EBADF (Bad file descriptor) [pid 6744] close(19) = -1 EBADF (Bad file descriptor) [pid 6744] close(20) = -1 EBADF (Bad file descriptor) [pid 6744] close(21) = -1 EBADF (Bad file descriptor) [pid 6744] close(22) = -1 EBADF (Bad file descriptor) [pid 6744] close(23) = -1 EBADF (Bad file descriptor) [pid 6744] close(24) = -1 EBADF (Bad file descriptor) [pid 6744] close(25) = -1 EBADF (Bad file descriptor) [pid 6744] close(26) = -1 EBADF (Bad file descriptor) [pid 6744] close(27) = -1 EBADF (Bad file descriptor) [pid 6744] close(28) = -1 EBADF (Bad file descriptor) [pid 6744] close(29) = -1 EBADF (Bad file descriptor) [pid 6744] exit_group(0) = ? [pid 6745] <... io_uring_enter resumed>) = ? [pid 6745] +++ exited with 0 +++ [pid 6744] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./134/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./134") = 0 [pid 5872] mkdir("./135", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 280 ./strace-static-x86_64: Process 6746 attached [pid 6746] set_robust_list(0x555593274760, 24) = 0 [pid 6746] chdir("./135") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6746] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6746] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[281]}, 88) = 281 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6746] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6747 attached [pid 6747] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6747] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6747] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6747] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6746] <... futex resumed>) = 0 [pid 6747] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6746] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6747] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6747] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6747] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6747] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] <... futex resumed>) = 0 [pid 6746] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... futex resumed>) = 0 [pid 6746] <... futex resumed>) = 1 [pid 6747] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6746] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... futex resumed>) = 0 [pid 6746] <... futex resumed>) = 1 [pid 6747] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6747] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6746] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... futex resumed>) = 0 [pid 6746] <... futex resumed>) = 1 [pid 6747] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6746] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6746] close(3) = 0 [pid 6746] close(4) = 0 [pid 6746] close(5) = -1 EBADF (Bad file descriptor) [pid 6746] close(6) = -1 EBADF (Bad file descriptor) [pid 6746] close(7) = -1 EBADF (Bad file descriptor) [pid 6746] close(8) = -1 EBADF (Bad file descriptor) [pid 6746] close(9) = -1 EBADF (Bad file descriptor) [pid 6746] close(10) = -1 EBADF (Bad file descriptor) [pid 6746] close(11) = -1 EBADF (Bad file descriptor) [pid 6746] close(12) = -1 EBADF (Bad file descriptor) [pid 6746] close(13) = -1 EBADF (Bad file descriptor) [pid 6746] close(14) = -1 EBADF (Bad file descriptor) [pid 6746] close(15) = -1 EBADF (Bad file descriptor) [pid 6746] close(16) = -1 EBADF (Bad file descriptor) [pid 6746] close(17) = -1 EBADF (Bad file descriptor) [pid 6746] close(18) = -1 EBADF (Bad file descriptor) [pid 6746] close(19) = -1 EBADF (Bad file descriptor) [pid 6746] close(20) = -1 EBADF (Bad file descriptor) [pid 6746] close(21) = -1 EBADF (Bad file descriptor) [pid 6746] close(22 [pid 6747] <... io_uring_enter resumed>) = 4096 [pid 6746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6746] close(23) = -1 EBADF (Bad file descriptor) [pid 6746] close(24) = -1 EBADF (Bad file descriptor) [pid 6746] close(25) = -1 EBADF (Bad file descriptor) [pid 6746] close(26) = -1 EBADF (Bad file descriptor) [pid 6746] close(27) = -1 EBADF (Bad file descriptor) [pid 6746] close(28) = -1 EBADF (Bad file descriptor) [pid 6746] close(29) = -1 EBADF (Bad file descriptor) [pid 6746] exit_group(0) = ? [pid 6747] +++ exited with 0 +++ [pid 6746] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./135/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./135") = 0 [pid 5872] mkdir("./136", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6748 attached , child_tidptr=0x555593274750) = 282 [pid 6748] set_robust_list(0x555593274760, 24) = 0 [pid 6748] chdir("./136") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6748] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6749 attached [pid 6749] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6748] <... clone3 resumed> => {parent_tid=[283]}, 88) = 283 [pid 6749] <... rseq resumed>) = 0 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6749] set_robust_list(0x7f10d89fa9a0, 24 [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6749] <... set_robust_list resumed>) = 0 [pid 6748] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 6748] <... futex resumed>) = 0 [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6748] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6749] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6748] <... futex resumed>) = 0 [pid 6749] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6748] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6748] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6749] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6749] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6749] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6748] <... futex resumed>) = 0 [pid 6749] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... futex resumed>) = 0 [pid 6749] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] <... futex resumed>) = 0 [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6749] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... futex resumed>) = 0 [pid 6749] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6749] <... futex resumed>) = 0 [pid 6748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6749] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6748] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... futex resumed>) = 0 [pid 6749] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6748] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6748] close(3) = 0 [pid 6748] close(4) = 0 [pid 6748] close(5) = -1 EBADF (Bad file descriptor) [pid 6748] close(6) = -1 EBADF (Bad file descriptor) [pid 6748] close(7) = -1 EBADF (Bad file descriptor) [pid 6748] close(8) = -1 EBADF (Bad file descriptor) [pid 6748] close(9) = -1 EBADF (Bad file descriptor) [pid 6748] close(10) = -1 EBADF (Bad file descriptor) [pid 6748] close(11) = -1 EBADF (Bad file descriptor) [pid 6748] close(12) = -1 EBADF (Bad file descriptor) [pid 6748] close(13) = -1 EBADF (Bad file descriptor) [pid 6748] close(14) = -1 EBADF (Bad file descriptor) [pid 6748] close(15) = -1 EBADF (Bad file descriptor) [pid 6748] close(16) = -1 EBADF (Bad file descriptor) [pid 6748] close(17) = -1 EBADF (Bad file descriptor) [pid 6748] close(18) = -1 EBADF (Bad file descriptor) [pid 6748] close(19) = -1 EBADF (Bad file descriptor) [pid 6748] close(20) = -1 EBADF (Bad file descriptor) [pid 6748] close(21) = -1 EBADF (Bad file descriptor) [pid 6748] close(22) = -1 EBADF (Bad file descriptor) [pid 6748] close(23) = -1 EBADF (Bad file descriptor) [pid 6748] close(24) = -1 EBADF (Bad file descriptor) [pid 6748] close(25) = -1 EBADF (Bad file descriptor) [pid 6748] close(26) = -1 EBADF (Bad file descriptor) [pid 6748] close(27) = -1 EBADF (Bad file descriptor) [pid 6748] close(28) = -1 EBADF (Bad file descriptor) [pid 6748] close(29) = -1 EBADF (Bad file descriptor) [pid 6748] exit_group(0) = ? [pid 6749] <... io_uring_enter resumed>) = ? [pid 6749] +++ exited with 0 +++ [pid 6748] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./136/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./136") = 0 [pid 5872] mkdir("./137", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6750 attached [pid 6750] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 284 [pid 6750] <... set_robust_list resumed>) = 0 [pid 6750] chdir("./137") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6750] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6750] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6750] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6751 attached => {parent_tid=[285]}, 88) = 285 [pid 6751] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6750] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6750] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6751] <... rseq resumed>) = 0 [pid 6751] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6751] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6751] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6751] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6750] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6751] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6751] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6751] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6751] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... futex resumed>) = 0 [pid 6751] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6751] <... futex resumed>) = 0 [pid 6751] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... futex resumed>) = 0 [pid 6751] <... futex resumed>) = 0 [pid 6750] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6751] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6751] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6750] <... futex resumed>) = 0 [pid 6750] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6751] <... io_uring_enter resumed>) = 4096 [pid 6751] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6751] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] close(3) = 0 [pid 6750] close(4) = 0 [pid 6750] close(5) = -1 EBADF (Bad file descriptor) [pid 6750] close(6) = -1 EBADF (Bad file descriptor) [pid 6750] close(7) = -1 EBADF (Bad file descriptor) [pid 6750] close(8) = -1 EBADF (Bad file descriptor) [pid 6750] close(9) = -1 EBADF (Bad file descriptor) [pid 6750] close(10) = -1 EBADF (Bad file descriptor) [pid 6750] close(11) = -1 EBADF (Bad file descriptor) [pid 6750] close(12) = -1 EBADF (Bad file descriptor) [pid 6750] close(13) = -1 EBADF (Bad file descriptor) [pid 6750] close(14) = -1 EBADF (Bad file descriptor) [pid 6750] close(15) = -1 EBADF (Bad file descriptor) [pid 6750] close(16) = -1 EBADF (Bad file descriptor) [pid 6750] close(17) = -1 EBADF (Bad file descriptor) [pid 6750] close(18) = -1 EBADF (Bad file descriptor) [pid 6750] close(19) = -1 EBADF (Bad file descriptor) [pid 6750] close(20) = -1 EBADF (Bad file descriptor) [pid 6750] close(21) = -1 EBADF (Bad file descriptor) [pid 6750] close(22) = -1 EBADF (Bad file descriptor) [pid 6750] close(23) = -1 EBADF (Bad file descriptor) [pid 6750] close(24) = -1 EBADF (Bad file descriptor) [pid 6750] close(25) = -1 EBADF (Bad file descriptor) [pid 6750] close(26) = -1 EBADF (Bad file descriptor) [pid 6750] close(27) = -1 EBADF (Bad file descriptor) [pid 6750] close(28) = -1 EBADF (Bad file descriptor) [pid 6750] close(29) = -1 EBADF (Bad file descriptor) [pid 6750] exit_group(0 [pid 6751] <... futex resumed>) = ? [pid 6750] <... exit_group resumed>) = ? [pid 6751] +++ exited with 0 +++ [pid 6750] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./137/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./137") = 0 [pid 5872] mkdir("./138", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6752 attached , child_tidptr=0x555593274750) = 286 [pid 6752] set_robust_list(0x555593274760, 24) = 0 [pid 6752] chdir("./138") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6752] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6752] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6752] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6752] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6752] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6753 attached => {parent_tid=[287]}, 88) = 287 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], [pid 6753] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6753] <... rseq resumed>) = 0 [pid 6752] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] set_robust_list(0x7f10d89fa9a0, 24 [pid 6752] <... futex resumed>) = 0 [pid 6753] <... set_robust_list resumed>) = 0 [pid 6752] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6753] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6753] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6753] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6752] <... futex resumed>) = 0 [pid 6752] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = 0 [pid 6752] <... futex resumed>) = 1 [pid 6753] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6752] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6753] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6753] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6753] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6752] <... futex resumed>) = 0 [pid 6752] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6752] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6752] <... futex resumed>) = 0 [pid 6752] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... futex resumed>) = 0 [pid 6753] <... futex resumed>) = 0 [pid 6752] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6753] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6752] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6752] <... futex resumed>) = 0 [pid 6752] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6753] <... io_uring_enter resumed>) = 4096 [pid 6753] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6752] close(3 [pid 6753] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6752] <... close resumed>) = 0 [pid 6752] close(4) = 0 [pid 6752] close(5) = -1 EBADF (Bad file descriptor) [pid 6752] close(6) = -1 EBADF (Bad file descriptor) [pid 6752] close(7) = -1 EBADF (Bad file descriptor) [pid 6752] close(8) = -1 EBADF (Bad file descriptor) [pid 6752] close(9) = -1 EBADF (Bad file descriptor) [pid 6752] close(10) = -1 EBADF (Bad file descriptor) [pid 6752] close(11) = -1 EBADF (Bad file descriptor) [pid 6752] close(12) = -1 EBADF (Bad file descriptor) [pid 6752] close(13) = -1 EBADF (Bad file descriptor) [pid 6752] close(14) = -1 EBADF (Bad file descriptor) [pid 6752] close(15) = -1 EBADF (Bad file descriptor) [pid 6752] close(16) = -1 EBADF (Bad file descriptor) [pid 6752] close(17) = -1 EBADF (Bad file descriptor) [pid 6752] close(18) = -1 EBADF (Bad file descriptor) [pid 6752] close(19) = -1 EBADF (Bad file descriptor) [pid 6752] close(20) = -1 EBADF (Bad file descriptor) [pid 6752] close(21) = -1 EBADF (Bad file descriptor) [pid 6752] close(22) = -1 EBADF (Bad file descriptor) [pid 6752] close(23) = -1 EBADF (Bad file descriptor) [pid 6752] close(24) = -1 EBADF (Bad file descriptor) [pid 6752] close(25) = -1 EBADF (Bad file descriptor) [pid 6752] close(26) = -1 EBADF (Bad file descriptor) [pid 6752] close(27) = -1 EBADF (Bad file descriptor) [pid 6752] close(28) = -1 EBADF (Bad file descriptor) [pid 6752] close(29) = -1 EBADF (Bad file descriptor) [pid 6752] exit_group(0) = ? [pid 6753] <... futex resumed>) = ? [pid 6753] +++ exited with 0 +++ [pid 6752] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./138/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./138") = 0 [pid 5872] mkdir("./139", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 288 ./strace-static-x86_64: Process 6754 attached [pid 6754] set_robust_list(0x555593274760, 24) = 0 [pid 6754] chdir("./139") = 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"executing program ) = 0 [pid 6754] write(1, "executing program\n", 18) = 18 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6754] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6755 attached => {parent_tid=[289]}, 88) = 289 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6754] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6755] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6755] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6755] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6755] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6754] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6755] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6755] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6755] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6755] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = 1 [pid 6755] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = 1 [pid 6755] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6755] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 6754] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6755] <... io_uring_enter resumed>) = 4096 [pid 6755] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6754] close(3) = 0 [pid 6754] close(4 [pid 6755] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] <... close resumed>) = 0 [pid 6754] close(5) = -1 EBADF (Bad file descriptor) [pid 6754] close(6) = -1 EBADF (Bad file descriptor) [pid 6754] close(7) = -1 EBADF (Bad file descriptor) [pid 6754] close(8) = -1 EBADF (Bad file descriptor) [pid 6754] close(9) = -1 EBADF (Bad file descriptor) [pid 6754] close(10) = -1 EBADF (Bad file descriptor) [pid 6754] close(11) = -1 EBADF (Bad file descriptor) [pid 6754] close(12) = -1 EBADF (Bad file descriptor) [pid 6754] close(13) = -1 EBADF (Bad file descriptor) [pid 6754] close(14) = -1 EBADF (Bad file descriptor) [pid 6754] close(15) = -1 EBADF (Bad file descriptor) [pid 6754] close(16) = -1 EBADF (Bad file descriptor) [pid 6754] close(17) = -1 EBADF (Bad file descriptor) [pid 6754] close(18) = -1 EBADF (Bad file descriptor) [pid 6754] close(19) = -1 EBADF (Bad file descriptor) [pid 6754] close(20) = -1 EBADF (Bad file descriptor) [pid 6754] close(21) = -1 EBADF (Bad file descriptor) [pid 6754] close(22) = -1 EBADF (Bad file descriptor) [pid 6754] close(23) = -1 EBADF (Bad file descriptor) [pid 6754] close(24) = -1 EBADF (Bad file descriptor) [pid 6754] close(25) = -1 EBADF (Bad file descriptor) [pid 6754] close(26) = -1 EBADF (Bad file descriptor) [pid 6754] close(27) = -1 EBADF (Bad file descriptor) [pid 6754] close(28) = -1 EBADF (Bad file descriptor) [pid 6754] close(29) = -1 EBADF (Bad file descriptor) [pid 6754] exit_group(0) = ? [pid 6755] <... futex resumed>) = ? [pid 6755] +++ exited with 0 +++ [pid 6754] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./139/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./139") = 0 [pid 5872] mkdir("./140", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6756 attached [pid 6756] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 290 [pid 6756] <... set_robust_list resumed>) = 0 [pid 6756] chdir("./140") = 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"executing program ) = 0 [pid 6756] write(1, "executing program\n", 18) = 18 [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6756] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6756] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6756] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6756] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6757 attached [pid 6757] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6756] <... clone3 resumed> => {parent_tid=[291]}, 88) = 291 [pid 6757] <... rseq resumed>) = 0 [pid 6757] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], [pid 6757] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6756] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6757] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] <... openat resumed>) = 3 [pid 6757] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6757] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6757] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6757] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6757] <... futex resumed>) = 1 [pid 6757] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] <... futex resumed>) = 0 [pid 6756] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] <... futex resumed>) = 0 [pid 6757] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6757] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6756] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6757] <... futex resumed>) = 0 [pid 6757] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6756] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6757] <... io_uring_enter resumed>) = 4096 [pid 6757] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6756] close(3) = 0 [pid 6757] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6756] close(4) = 0 [pid 6756] close(5) = -1 EBADF (Bad file descriptor) [pid 6756] close(6) = -1 EBADF (Bad file descriptor) [pid 6756] close(7) = -1 EBADF (Bad file descriptor) [pid 6756] close(8) = -1 EBADF (Bad file descriptor) [pid 6756] close(9) = -1 EBADF (Bad file descriptor) [pid 6756] close(10) = -1 EBADF (Bad file descriptor) [pid 6756] close(11) = -1 EBADF (Bad file descriptor) [pid 6756] close(12) = -1 EBADF (Bad file descriptor) [pid 6756] close(13) = -1 EBADF (Bad file descriptor) [pid 6756] close(14) = -1 EBADF (Bad file descriptor) [pid 6756] close(15) = -1 EBADF (Bad file descriptor) [pid 6756] close(16) = -1 EBADF (Bad file descriptor) [pid 6756] close(17) = -1 EBADF (Bad file descriptor) [pid 6756] close(18) = -1 EBADF (Bad file descriptor) [pid 6756] close(19) = -1 EBADF (Bad file descriptor) [pid 6756] close(20) = -1 EBADF (Bad file descriptor) [pid 6756] close(21) = -1 EBADF (Bad file descriptor) [pid 6756] close(22) = -1 EBADF (Bad file descriptor) [pid 6756] close(23) = -1 EBADF (Bad file descriptor) [pid 6756] close(24) = -1 EBADF (Bad file descriptor) [pid 6756] close(25) = -1 EBADF (Bad file descriptor) [pid 6756] close(26) = -1 EBADF (Bad file descriptor) [pid 6756] close(27) = -1 EBADF (Bad file descriptor) [pid 6756] close(28) = -1 EBADF (Bad file descriptor) [pid 6756] close(29) = -1 EBADF (Bad file descriptor) [pid 6756] exit_group(0 [pid 6757] <... futex resumed>) = ? [pid 6756] <... exit_group resumed>) = ? [pid 6757] +++ exited with 0 +++ [pid 6756] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] umount2("./140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./140/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./140") = 0 [pid 5872] mkdir("./141", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 292 ./strace-static-x86_64: Process 6758 attached [pid 6758] set_robust_list(0x555593274760, 24) = 0 [pid 6758] chdir("./141") = 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"executing program ) = 0 [pid 6758] write(1, "executing program\n", 18) = 18 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6758] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6758] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[293]}, 88) = 293 [pid 6758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6758] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6759 attached ) = 0 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6759] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6759] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6759] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6758] <... futex resumed>) = 0 [pid 6758] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6759] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6759] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6759] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 0 [pid 6758] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] <... futex resumed>) = 1 [pid 6759] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 0 [pid 6758] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] <... futex resumed>) = 1 [pid 6759] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6758] <... futex resumed>) = 0 [pid 6759] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6758] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6758] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6758] close(3) = 0 [pid 6758] close(4) = 0 [pid 6758] close(5) = -1 EBADF (Bad file descriptor) [pid 6758] close(6) = -1 EBADF (Bad file descriptor) [pid 6758] close(7) = -1 EBADF (Bad file descriptor) [pid 6758] close(8) = -1 EBADF (Bad file descriptor) [pid 6758] close(9) = -1 EBADF (Bad file descriptor) [pid 6758] close(10) = -1 EBADF (Bad file descriptor) [pid 6758] close(11) = -1 EBADF (Bad file descriptor) [pid 6758] close(12) = -1 EBADF (Bad file descriptor) [pid 6758] close(13) = -1 EBADF (Bad file descriptor) [pid 6758] close(14) = -1 EBADF (Bad file descriptor) [pid 6758] close(15) = -1 EBADF (Bad file descriptor) [pid 6758] close(16) = -1 EBADF (Bad file descriptor) [pid 6758] close(17) = -1 EBADF (Bad file descriptor) [pid 6758] close(18) = -1 EBADF (Bad file descriptor) [pid 6758] close(19) = -1 EBADF (Bad file descriptor) [pid 6758] close(20) = -1 EBADF (Bad file descriptor) [pid 6758] close(21) = -1 EBADF (Bad file descriptor) [pid 6758] close(22) = -1 EBADF (Bad file descriptor) [pid 6758] close(23) = -1 EBADF (Bad file descriptor) [pid 6758] close(24) = -1 EBADF (Bad file descriptor) [pid 6758] close(25) = -1 EBADF (Bad file descriptor) [pid 6758] close(26) = -1 EBADF (Bad file descriptor) [pid 6758] close(27) = -1 EBADF (Bad file descriptor) [pid 6758] close(28) = -1 EBADF (Bad file descriptor) [pid 6758] close(29) = -1 EBADF (Bad file descriptor) [pid 6758] exit_group(0) = ? [pid 6759] <... io_uring_enter resumed>) = ? [pid 6759] +++ exited with 0 +++ [pid 6758] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] umount2("./141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./141/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./141") = 0 [pid 5872] mkdir("./142", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6760 attached , child_tidptr=0x555593274750) = 294 [pid 6760] set_robust_list(0x555593274760, 24) = 0 [pid 6760] chdir("./142") = 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_CLOEXECexecuting program ) = 3 [pid 6760] write(3, "1000", 4) = 4 [pid 6760] close(3) = 0 [pid 6760] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6760] write(1, "executing program\n", 18) = 18 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6760] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6760] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[295]}, 88) = 295 [pid 6760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6760] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6761 attached [pid 6761] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6761] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6761] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6761] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6760] <... futex resumed>) = 0 [pid 6761] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6760] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6760] <... futex resumed>) = 0 [pid 6761] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6761] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6761] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6761] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6760] <... futex resumed>) = 0 [pid 6761] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6760] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] <... futex resumed>) = 1 [pid 6760] <... futex resumed>) = 0 [pid 6761] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... futex resumed>) = 0 [pid 6761] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6760] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6761] <... io_uring_enter resumed>) = 4096 [pid 6761] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6760] close(3) = 0 [pid 6760] close(4) = 0 [pid 6760] close(5) = -1 EBADF (Bad file descriptor) [pid 6760] close(6) = -1 EBADF (Bad file descriptor) [pid 6760] close(7) = -1 EBADF (Bad file descriptor) [pid 6760] close(8 [pid 6761] <... futex resumed>) = 0 [pid 6760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6761] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6760] close(9) = -1 EBADF (Bad file descriptor) [pid 6760] close(10) = -1 EBADF (Bad file descriptor) [pid 6760] close(11) = -1 EBADF (Bad file descriptor) [pid 6760] close(12) = -1 EBADF (Bad file descriptor) [pid 6760] close(13) = -1 EBADF (Bad file descriptor) [pid 6760] close(14) = -1 EBADF (Bad file descriptor) [pid 6760] close(15) = -1 EBADF (Bad file descriptor) [pid 6760] close(16) = -1 EBADF (Bad file descriptor) [pid 6760] close(17) = -1 EBADF (Bad file descriptor) [pid 6760] close(18) = -1 EBADF (Bad file descriptor) [pid 6760] close(19) = -1 EBADF (Bad file descriptor) [pid 6760] close(20) = -1 EBADF (Bad file descriptor) [pid 6760] close(21) = -1 EBADF (Bad file descriptor) [pid 6760] close(22) = -1 EBADF (Bad file descriptor) [pid 6760] close(23) = -1 EBADF (Bad file descriptor) [pid 6760] close(24) = -1 EBADF (Bad file descriptor) [pid 6760] close(25) = -1 EBADF (Bad file descriptor) [pid 6760] close(26) = -1 EBADF (Bad file descriptor) [pid 6760] close(27) = -1 EBADF (Bad file descriptor) [pid 6760] close(28) = -1 EBADF (Bad file descriptor) [pid 6760] close(29) = -1 EBADF (Bad file descriptor) [pid 6760] exit_group(0 [pid 6761] <... futex resumed>) = ? [pid 6760] <... exit_group resumed>) = ? [pid 6761] +++ exited with 0 +++ [pid 6760] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5872] umount2("./142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./142/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./142") = 0 [pid 5872] mkdir("./143", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6762 attached , child_tidptr=0x555593274750) = 296 [pid 6762] set_robust_list(0x555593274760, 24) = 0 [pid 6762] chdir("./143") = 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") = 0 executing program [pid 6762] write(1, "executing program\n", 18) = 18 [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6762] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6763 attached => {parent_tid=[297]}, 88) = 297 [pid 6763] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6763] <... rseq resumed>) = 0 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6763] set_robust_list(0x7f10d89fa9a0, 24 [pid 6762] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... set_robust_list resumed>) = 0 [pid 6762] <... futex resumed>) = 0 [pid 6763] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6763] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6763] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6762] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6762] <... futex resumed>) = 0 [pid 6763] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6763] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6763] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6763] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] <... futex resumed>) = 0 [pid 6763] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6763] <... futex resumed>) = 0 [pid 6763] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6763] <... futex resumed>) = 0 [pid 6762] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6763] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6762] <... futex resumed>) = 0 [pid 6762] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6763] <... io_uring_enter resumed>) = 4096 [pid 6763] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6762] close(3 [pid 6763] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... close resumed>) = 0 [pid 6762] close(4) = 0 [pid 6762] close(5) = -1 EBADF (Bad file descriptor) [pid 6762] close(6) = -1 EBADF (Bad file descriptor) [pid 6762] close(7) = -1 EBADF (Bad file descriptor) [pid 6762] close(8) = -1 EBADF (Bad file descriptor) [pid 6762] close(9) = -1 EBADF (Bad file descriptor) [pid 6762] close(10) = -1 EBADF (Bad file descriptor) [pid 6762] close(11) = -1 EBADF (Bad file descriptor) [pid 6762] close(12) = -1 EBADF (Bad file descriptor) [pid 6762] close(13) = -1 EBADF (Bad file descriptor) [pid 6762] close(14) = -1 EBADF (Bad file descriptor) [pid 6762] close(15) = -1 EBADF (Bad file descriptor) [pid 6762] close(16) = -1 EBADF (Bad file descriptor) [pid 6762] close(17) = -1 EBADF (Bad file descriptor) [pid 6762] close(18) = -1 EBADF (Bad file descriptor) [pid 6762] close(19) = -1 EBADF (Bad file descriptor) [pid 6762] close(20) = -1 EBADF (Bad file descriptor) [pid 6762] close(21) = -1 EBADF (Bad file descriptor) [pid 6762] close(22) = -1 EBADF (Bad file descriptor) [pid 6762] close(23) = -1 EBADF (Bad file descriptor) [pid 6762] close(24) = -1 EBADF (Bad file descriptor) [pid 6762] close(25) = -1 EBADF (Bad file descriptor) [pid 6762] close(26) = -1 EBADF (Bad file descriptor) [pid 6762] close(27) = -1 EBADF (Bad file descriptor) [pid 6762] close(28) = -1 EBADF (Bad file descriptor) [pid 6762] close(29) = -1 EBADF (Bad file descriptor) [pid 6762] exit_group(0) = ? [pid 6763] <... futex resumed>) = ? [pid 6763] +++ exited with 0 +++ [pid 6762] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./143/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./143") = 0 [pid 5872] mkdir("./144", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6764 attached , child_tidptr=0x555593274750) = 298 [pid 6764] set_robust_list(0x555593274760, 24) = 0 [pid 6764] chdir("./144") = 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 executing program [pid 6764] write(1, "executing program\n", 18) = 18 [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6764] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6765 attached => {parent_tid=[299]}, 88) = 299 [pid 6765] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6765] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6765] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6764] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = 1 [pid 6765] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... openat resumed>) = 3 [pid 6765] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6764] <... futex resumed>) = 0 [pid 6764] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6765] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6765] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6765] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6765] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] <... futex resumed>) = 0 [pid 6764] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6765] <... futex resumed>) = 0 [pid 6765] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6765] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6765] <... futex resumed>) = 0 [pid 6765] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6765] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6764] <... futex resumed>) = 1 [pid 6765] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6764] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6765] <... io_uring_enter resumed>) = 4096 [pid 6765] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6765] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] close(3) = 0 [pid 6764] close(4) = 0 [pid 6764] close(5) = -1 EBADF (Bad file descriptor) [pid 6764] close(6) = -1 EBADF (Bad file descriptor) [pid 6764] close(7) = -1 EBADF (Bad file descriptor) [pid 6764] close(8) = -1 EBADF (Bad file descriptor) [pid 6764] close(9) = -1 EBADF (Bad file descriptor) [pid 6764] close(10) = -1 EBADF (Bad file descriptor) [pid 6764] close(11) = -1 EBADF (Bad file descriptor) [pid 6764] close(12) = -1 EBADF (Bad file descriptor) [pid 6764] close(13) = -1 EBADF (Bad file descriptor) [pid 6764] close(14) = -1 EBADF (Bad file descriptor) [pid 6764] close(15) = -1 EBADF (Bad file descriptor) [pid 6764] close(16) = -1 EBADF (Bad file descriptor) [pid 6764] close(17) = -1 EBADF (Bad file descriptor) [pid 6764] close(18) = -1 EBADF (Bad file descriptor) [pid 6764] close(19) = -1 EBADF (Bad file descriptor) [pid 6764] close(20) = -1 EBADF (Bad file descriptor) [pid 6764] close(21) = -1 EBADF (Bad file descriptor) [pid 6764] close(22) = -1 EBADF (Bad file descriptor) [pid 6764] close(23) = -1 EBADF (Bad file descriptor) [pid 6764] close(24) = -1 EBADF (Bad file descriptor) [pid 6764] close(25) = -1 EBADF (Bad file descriptor) [pid 6764] close(26) = -1 EBADF (Bad file descriptor) [pid 6764] close(27) = -1 EBADF (Bad file descriptor) [pid 6764] close(28) = -1 EBADF (Bad file descriptor) [pid 6764] close(29) = -1 EBADF (Bad file descriptor) [pid 6764] exit_group(0) = ? [pid 6765] <... futex resumed>) = ? [pid 6765] +++ exited with 0 +++ [pid 6764] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./144/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./144") = 0 [pid 5872] mkdir("./145", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6766 attached , child_tidptr=0x555593274750) = 300 [pid 6766] set_robust_list(0x555593274760, 24) = 0 [pid 6766] chdir("./145") = 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 executing program [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", 18) = 18 [pid 6766] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6766] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[301]}, 88) = 301 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6766] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6766] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6767 attached [pid 6767] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6767] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6767] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6767] <... openat resumed>) = 3 [pid 6766] <... mmap resumed>) = 0x7f10d89b9000 [pid 6767] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE [pid 6767] <... futex resumed>) = 0 [pid 6766] <... mprotect resumed>) = 0 [pid 6767] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0}./strace-static-x86_64: Process 6768 attached => {parent_tid=[302]}, 88) = 302 [pid 6768] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6768] <... rseq resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] set_robust_list(0x7f10d89d99a0, 24 [pid 6766] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6768] <... set_robust_list resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6768] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6768] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6768] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d8994000 [pid 6768] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8954000 [pid 6768] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6768] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6766] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6766] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6767] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6767] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6766] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6767] <... io_uring_enter resumed>) = 4096 [pid 6767] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6767] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] close(3) = 0 [pid 6766] close(4) = 0 [pid 6766] close(5) = -1 EBADF (Bad file descriptor) [pid 6766] close(6) = -1 EBADF (Bad file descriptor) [pid 6766] close(7) = -1 EBADF (Bad file descriptor) [pid 6766] close(8) = -1 EBADF (Bad file descriptor) [pid 6766] close(9) = -1 EBADF (Bad file descriptor) [pid 6766] close(10) = -1 EBADF (Bad file descriptor) [pid 6766] close(11) = -1 EBADF (Bad file descriptor) [pid 6766] close(12) = -1 EBADF (Bad file descriptor) [pid 6766] close(13) = -1 EBADF (Bad file descriptor) [pid 6766] close(14) = -1 EBADF (Bad file descriptor) [pid 6766] close(15) = -1 EBADF (Bad file descriptor) [pid 6766] close(16) = -1 EBADF (Bad file descriptor) [pid 6766] close(17) = -1 EBADF (Bad file descriptor) [pid 6766] close(18) = -1 EBADF (Bad file descriptor) [pid 6766] close(19) = -1 EBADF (Bad file descriptor) [pid 6766] close(20) = -1 EBADF (Bad file descriptor) [pid 6766] close(21) = -1 EBADF (Bad file descriptor) [pid 6766] close(22) = -1 EBADF (Bad file descriptor) [pid 6766] close(23) = -1 EBADF (Bad file descriptor) [pid 6766] close(24) = -1 EBADF (Bad file descriptor) [pid 6766] close(25) = -1 EBADF (Bad file descriptor) [pid 6766] close(26) = -1 EBADF (Bad file descriptor) [pid 6766] close(27) = -1 EBADF (Bad file descriptor) [pid 6766] close(28) = -1 EBADF (Bad file descriptor) [pid 6766] close(29) = -1 EBADF (Bad file descriptor) [pid 6766] exit_group(0 [pid 6768] <... futex resumed>) = ? [pid 6767] <... futex resumed>) = ? [pid 6766] <... exit_group resumed>) = ? [pid 6768] +++ exited with 0 +++ [pid 6767] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./145/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./145") = 0 [pid 5872] mkdir("./146", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6769 attached , child_tidptr=0x555593274750) = 303 [pid 6769] set_robust_list(0x555593274760, 24) = 0 [pid 6769] chdir("./146") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6769] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6769] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6770 attached [pid 6770] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6769] <... clone3 resumed> => {parent_tid=[304]}, 88) = 304 [pid 6770] set_robust_list(0x7f10d89fa9a0, 24 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] <... set_robust_list resumed>) = 0 [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6769] <... futex resumed>) = 0 [pid 6769] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... openat resumed>) = 3 [pid 6770] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6769] <... futex resumed>) = 0 [pid 6770] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6769] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6769] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6770] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6770] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6770] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6769] <... futex resumed>) = 0 [pid 6770] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... futex resumed>) = 0 [pid 6769] <... futex resumed>) = 0 [pid 6770] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6769] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... futex resumed>) = 0 [pid 6769] <... futex resumed>) = 1 [pid 6770] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] <... futex resumed>) = 0 [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6769] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6769] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6769] close(3) = 0 [pid 6770] <... io_uring_enter resumed>) = 4096 [pid 6769] close(4) = 0 [pid 6769] close(5) = -1 EBADF (Bad file descriptor) [pid 6769] close(6) = -1 EBADF (Bad file descriptor) [pid 6769] close(7) = -1 EBADF (Bad file descriptor) [pid 6769] close(8) = -1 EBADF (Bad file descriptor) [pid 6769] close(9) = -1 EBADF (Bad file descriptor) [pid 6769] close(10) = -1 EBADF (Bad file descriptor) [pid 6769] close(11) = -1 EBADF (Bad file descriptor) [pid 6769] close(12) = -1 EBADF (Bad file descriptor) [pid 6769] close(13) = -1 EBADF (Bad file descriptor) [pid 6769] close(14) = -1 EBADF (Bad file descriptor) [pid 6769] close(15) = -1 EBADF (Bad file descriptor) [pid 6769] close(16) = -1 EBADF (Bad file descriptor) [pid 6769] close(17) = -1 EBADF (Bad file descriptor) [pid 6769] close(18) = -1 EBADF (Bad file descriptor) [pid 6769] close(19) = -1 EBADF (Bad file descriptor) [pid 6769] close(20) = -1 EBADF (Bad file descriptor) [pid 6769] close(21) = -1 EBADF (Bad file descriptor) [pid 6769] close(22) = -1 EBADF (Bad file descriptor) [pid 6769] close(23) = -1 EBADF (Bad file descriptor) [pid 6769] close(24) = -1 EBADF (Bad file descriptor) [pid 6769] close(25) = -1 EBADF (Bad file descriptor) [pid 6769] close(26) = -1 EBADF (Bad file descriptor) [pid 6769] close(27) = -1 EBADF (Bad file descriptor) [pid 6769] close(28) = -1 EBADF (Bad file descriptor) [pid 6769] close(29) = -1 EBADF (Bad file descriptor) [pid 6769] exit_group(0) = ? [pid 6770] +++ exited with 0 +++ [pid 6769] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./146/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./146") = 0 [pid 5872] mkdir("./147", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6771 attached , child_tidptr=0x555593274750) = 305 [pid 6771] set_robust_list(0x555593274760, 24) = 0 [pid 6771] chdir("./147") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6771] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6771] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6771] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6772 attached => {parent_tid=[306]}, 88) = 306 [pid 6772] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6771] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... rseq resumed>) = 0 [pid 6771] <... futex resumed>) = 0 [pid 6772] set_robust_list(0x7f10d89fa9a0, 24 [pid 6771] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] <... set_robust_list resumed>) = 0 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6772] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6772] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6771] <... futex resumed>) = 0 [pid 6772] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6771] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6771] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6772] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6772] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6772] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6772] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] <... futex resumed>) = 0 [pid 6771] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = 1 [pid 6772] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6771] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = 1 [pid 6772] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6772] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6771] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6772] <... futex resumed>) = 0 [pid 6771] <... futex resumed>) = 1 [pid 6772] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6771] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6772] <... io_uring_enter resumed>) = 4096 [pid 6772] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] close(3 [pid 6772] <... futex resumed>) = 0 [pid 6772] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] <... close resumed>) = 0 [pid 6771] close(4) = 0 [pid 6771] close(5) = -1 EBADF (Bad file descriptor) [pid 6771] close(6) = -1 EBADF (Bad file descriptor) [pid 6771] close(7) = -1 EBADF (Bad file descriptor) [pid 6771] close(8) = -1 EBADF (Bad file descriptor) [pid 6771] close(9) = -1 EBADF (Bad file descriptor) [pid 6771] close(10) = -1 EBADF (Bad file descriptor) [pid 6771] close(11) = -1 EBADF (Bad file descriptor) [pid 6771] close(12) = -1 EBADF (Bad file descriptor) [pid 6771] close(13) = -1 EBADF (Bad file descriptor) [pid 6771] close(14) = -1 EBADF (Bad file descriptor) [pid 6771] close(15) = -1 EBADF (Bad file descriptor) [pid 6771] close(16) = -1 EBADF (Bad file descriptor) [pid 6771] close(17) = -1 EBADF (Bad file descriptor) [pid 6771] close(18) = -1 EBADF (Bad file descriptor) [pid 6771] close(19) = -1 EBADF (Bad file descriptor) [pid 6771] close(20) = -1 EBADF (Bad file descriptor) [pid 6771] close(21) = -1 EBADF (Bad file descriptor) [pid 6771] close(22) = -1 EBADF (Bad file descriptor) [pid 6771] close(23) = -1 EBADF (Bad file descriptor) [pid 6771] close(24) = -1 EBADF (Bad file descriptor) [pid 6771] close(25) = -1 EBADF (Bad file descriptor) [pid 6771] close(26) = -1 EBADF (Bad file descriptor) [pid 6771] close(27) = -1 EBADF (Bad file descriptor) [pid 6771] close(28) = -1 EBADF (Bad file descriptor) [pid 6771] close(29) = -1 EBADF (Bad file descriptor) [pid 6771] exit_group(0) = ? [pid 6772] <... futex resumed>) = ? [pid 6772] +++ exited with 0 +++ [pid 6771] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] umount2("./147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./147/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./147") = 0 [pid 5872] mkdir("./148", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 307 ./strace-static-x86_64: Process 6773 attached [pid 6773] set_robust_list(0x555593274760, 24) = 0 [pid 6773] chdir("./148") = 0 [pid 6773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6773] setpgid(0, 0) = 0 executing program [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", 18) = 18 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6773] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6773] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[308]}, 88) = 308 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6773] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6774 attached ) = 0 [pid 6774] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] <... rseq resumed>) = 0 [pid 6774] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6774] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6774] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6774] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 6773] <... futex resumed>) = 1 [pid 6774] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6774] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6774] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6774] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6774] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] <... futex resumed>) = 0 [pid 6773] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = 0 [pid 6773] <... futex resumed>) = 1 [pid 6774] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6774] <... futex resumed>) = 0 [pid 6774] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6774] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6774] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6773] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6773] close(3) = 0 [pid 6773] close(4) = 0 [pid 6773] close(5) = -1 EBADF (Bad file descriptor) [pid 6773] close(6) = -1 EBADF (Bad file descriptor) [pid 6773] close(7) = -1 EBADF (Bad file descriptor) [pid 6773] close(8) = -1 EBADF (Bad file descriptor) [pid 6773] close(9) = -1 EBADF (Bad file descriptor) [pid 6773] close(10) = -1 EBADF (Bad file descriptor) [pid 6773] close(11) = -1 EBADF (Bad file descriptor) [pid 6773] close(12) = -1 EBADF (Bad file descriptor) [pid 6773] close(13) = -1 EBADF (Bad file descriptor) [pid 6773] close(14) = -1 EBADF (Bad file descriptor) [pid 6773] close(15) = -1 EBADF (Bad file descriptor) [pid 6773] close(16) = -1 EBADF (Bad file descriptor) [pid 6773] close(17) = -1 EBADF (Bad file descriptor) [pid 6773] close(18) = -1 EBADF (Bad file descriptor) [pid 6773] close(19) = -1 EBADF (Bad file descriptor) [pid 6773] close(20) = -1 EBADF (Bad file descriptor) [pid 6773] close(21) = -1 EBADF (Bad file descriptor) [pid 6773] close(22) = -1 EBADF (Bad file descriptor) [pid 6774] <... io_uring_enter resumed>) = 4096 [pid 6773] close(23) = -1 EBADF (Bad file descriptor) [pid 6773] close(24) = -1 EBADF (Bad file descriptor) [pid 6773] close(25) = -1 EBADF (Bad file descriptor) [pid 6773] close(26) = -1 EBADF (Bad file descriptor) [pid 6773] close(27) = -1 EBADF (Bad file descriptor) [pid 6773] close(28) = -1 EBADF (Bad file descriptor) [pid 6773] close(29) = -1 EBADF (Bad file descriptor) [pid 6773] exit_group(0) = ? [pid 6774] +++ exited with 0 +++ [pid 6773] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./148/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./148") = 0 [pid 5872] mkdir("./149", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6775 attached , child_tidptr=0x555593274750) = 309 [pid 6775] set_robust_list(0x555593274760, 24) = 0 [pid 6775] chdir("./149") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6775] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6776 attached [pid 6776] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6776] set_robust_list(0x7f10d89fa9a0, 24 [pid 6775] <... clone3 resumed> => {parent_tid=[310]}, 88) = 310 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6775] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6776] <... set_robust_list resumed>) = 0 [pid 6775] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6776] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6776] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6776] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6775] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6776] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6776] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6776] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6775] <... futex resumed>) = 0 [pid 6775] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6775] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6775] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6776] <... io_uring_enter resumed>) = 4096 [pid 6776] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6776] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6775] close(3) = 0 [pid 6775] close(4) = 0 [pid 6775] close(5) = -1 EBADF (Bad file descriptor) [pid 6775] close(6) = -1 EBADF (Bad file descriptor) [pid 6775] close(7) = -1 EBADF (Bad file descriptor) [pid 6775] close(8) = -1 EBADF (Bad file descriptor) [pid 6775] close(9) = -1 EBADF (Bad file descriptor) [pid 6775] close(10) = -1 EBADF (Bad file descriptor) [pid 6775] close(11) = -1 EBADF (Bad file descriptor) [pid 6775] close(12) = -1 EBADF (Bad file descriptor) [pid 6775] close(13) = -1 EBADF (Bad file descriptor) [pid 6775] close(14) = -1 EBADF (Bad file descriptor) [pid 6775] close(15) = -1 EBADF (Bad file descriptor) [pid 6775] close(16) = -1 EBADF (Bad file descriptor) [pid 6775] close(17) = -1 EBADF (Bad file descriptor) [pid 6775] close(18) = -1 EBADF (Bad file descriptor) [pid 6775] close(19) = -1 EBADF (Bad file descriptor) [pid 6775] close(20) = -1 EBADF (Bad file descriptor) [pid 6775] close(21) = -1 EBADF (Bad file descriptor) [pid 6775] close(22) = -1 EBADF (Bad file descriptor) [pid 6775] close(23) = -1 EBADF (Bad file descriptor) [pid 6775] close(24) = -1 EBADF (Bad file descriptor) [pid 6775] close(25) = -1 EBADF (Bad file descriptor) [pid 6775] close(26) = -1 EBADF (Bad file descriptor) [pid 6775] close(27) = -1 EBADF (Bad file descriptor) [pid 6775] close(28) = -1 EBADF (Bad file descriptor) [pid 6775] close(29) = -1 EBADF (Bad file descriptor) [pid 6775] exit_group(0 [pid 6776] <... futex resumed>) = ? [pid 6775] <... exit_group resumed>) = ? [pid 6776] +++ exited with 0 +++ [pid 6775] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5872] umount2("./149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./149/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./149") = 0 [pid 5872] mkdir("./150", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6777 attached , child_tidptr=0x555593274750) = 311 [pid 6777] set_robust_list(0x555593274760, 24) = 0 [pid 6777] chdir("./150") = 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 executing program [pid 6777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6777] write(1, "executing program\n", 18) = 18 [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6777] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6777] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6777] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6778 attached [pid 6778] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6778] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... clone3 resumed> => {parent_tid=[312]}, 88) = 312 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6777] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... futex resumed>) = 0 [pid 6778] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6778] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6778] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6777] <... futex resumed>) = 0 [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6778] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6778] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6778] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6777] <... futex resumed>) = 0 [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6777] <... futex resumed>) = 0 [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6777] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] <... futex resumed>) = 0 [pid 6778] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6778] <... futex resumed>) = 0 [pid 6777] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6777] close(3 [pid 6778] <... io_uring_enter resumed>) = 4096 [pid 6777] <... close resumed>) = 0 [pid 6777] close(4) = 0 [pid 6777] close(5) = -1 EBADF (Bad file descriptor) [pid 6777] close(6) = -1 EBADF (Bad file descriptor) [pid 6777] close(7) = -1 EBADF (Bad file descriptor) [pid 6777] close(8) = -1 EBADF (Bad file descriptor) [pid 6777] close(9) = -1 EBADF (Bad file descriptor) [pid 6777] close(10) = -1 EBADF (Bad file descriptor) [pid 6777] close(11 [pid 6778] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6778] <... futex resumed>) = 0 [pid 6777] close(12) = -1 EBADF (Bad file descriptor) [pid 6778] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6777] close(13) = -1 EBADF (Bad file descriptor) [pid 6777] close(14) = -1 EBADF (Bad file descriptor) [pid 6777] close(15) = -1 EBADF (Bad file descriptor) [pid 6777] close(16) = -1 EBADF (Bad file descriptor) [pid 6777] close(17) = -1 EBADF (Bad file descriptor) [pid 6777] close(18) = -1 EBADF (Bad file descriptor) [pid 6777] close(19) = -1 EBADF (Bad file descriptor) [pid 6777] close(20) = -1 EBADF (Bad file descriptor) [pid 6777] close(21) = -1 EBADF (Bad file descriptor) [pid 6777] close(22) = -1 EBADF (Bad file descriptor) [pid 6777] close(23) = -1 EBADF (Bad file descriptor) [pid 6777] close(24) = -1 EBADF (Bad file descriptor) [pid 6777] close(25) = -1 EBADF (Bad file descriptor) [pid 6777] close(26) = -1 EBADF (Bad file descriptor) [pid 6777] close(27) = -1 EBADF (Bad file descriptor) [pid 6777] close(28) = -1 EBADF (Bad file descriptor) [pid 6777] close(29) = -1 EBADF (Bad file descriptor) [pid 6777] exit_group(0 [pid 6778] <... futex resumed>) = ? [pid 6777] <... exit_group resumed>) = ? [pid 6778] +++ exited with 0 +++ [pid 6777] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./150/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./150") = 0 [pid 5872] mkdir("./151", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6779 attached , child_tidptr=0x555593274750) = 313 [pid 6779] set_robust_list(0x555593274760, 24) = 0 [pid 6779] chdir("./151") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6779] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6780 attached [pid 6780] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6779] <... clone3 resumed> => {parent_tid=[314]}, 88) = 314 [pid 6780] set_robust_list(0x7f10d89fa9a0, 24 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], [pid 6780] <... set_robust_list resumed>) = 0 [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] rt_sigprocmask(SIG_SETMASK, [], [pid 6779] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6779] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6780] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6780] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = 0 [pid 6779] <... futex resumed>) = 1 [pid 6780] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6779] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6780] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6780] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6780] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6780] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = 0 [pid 6779] <... futex resumed>) = 1 [pid 6780] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... futex resumed>) = 0 [pid 6780] <... futex resumed>) = 0 [pid 6779] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... futex resumed>) = 0 [pid 6780] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6779] <... futex resumed>) = 1 [pid 6779] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6780] <... io_uring_enter resumed>) = 4096 [pid 6780] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6779] close(3 [pid 6780] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] <... close resumed>) = 0 [pid 6779] close(4) = 0 [pid 6779] close(5) = -1 EBADF (Bad file descriptor) [pid 6779] close(6) = -1 EBADF (Bad file descriptor) [pid 6779] close(7) = -1 EBADF (Bad file descriptor) [pid 6779] close(8) = -1 EBADF (Bad file descriptor) [pid 6779] close(9) = -1 EBADF (Bad file descriptor) [pid 6779] close(10) = -1 EBADF (Bad file descriptor) [pid 6779] close(11) = -1 EBADF (Bad file descriptor) [pid 6779] close(12) = -1 EBADF (Bad file descriptor) [pid 6779] close(13) = -1 EBADF (Bad file descriptor) [pid 6779] close(14) = -1 EBADF (Bad file descriptor) [pid 6779] close(15) = -1 EBADF (Bad file descriptor) [pid 6779] close(16) = -1 EBADF (Bad file descriptor) [pid 6779] close(17) = -1 EBADF (Bad file descriptor) [pid 6779] close(18) = -1 EBADF (Bad file descriptor) [pid 6779] close(19) = -1 EBADF (Bad file descriptor) [pid 6779] close(20) = -1 EBADF (Bad file descriptor) [pid 6779] close(21) = -1 EBADF (Bad file descriptor) [pid 6779] close(22) = -1 EBADF (Bad file descriptor) [pid 6779] close(23) = -1 EBADF (Bad file descriptor) [pid 6779] close(24) = -1 EBADF (Bad file descriptor) [pid 6779] close(25) = -1 EBADF (Bad file descriptor) [pid 6779] close(26) = -1 EBADF (Bad file descriptor) [pid 6779] close(27) = -1 EBADF (Bad file descriptor) [pid 6779] close(28) = -1 EBADF (Bad file descriptor) [pid 6779] close(29) = -1 EBADF (Bad file descriptor) [pid 6779] exit_group(0 [pid 6780] <... futex resumed>) = ? [pid 6779] <... exit_group resumed>) = ? [pid 6780] +++ exited with 0 +++ [pid 6779] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./151/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./151") = 0 [pid 5872] mkdir("./152", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 315 ./strace-static-x86_64: Process 6781 attached [pid 6781] set_robust_list(0x555593274760, 24) = 0 [pid 6781] chdir("./152") = 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 executing program [pid 6781] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6781] write(1, "executing program\n", 18) = 18 [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6781] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6782 attached [pid 6782] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6781] <... clone3 resumed> => {parent_tid=[316]}, 88) = 316 [pid 6782] <... rseq resumed>) = 0 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], [pid 6782] set_robust_list(0x7f10d89fa9a0, 24 [pid 6781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6782] <... set_robust_list resumed>) = 0 [pid 6781] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] rt_sigprocmask(SIG_SETMASK, [], [pid 6781] <... futex resumed>) = 0 [pid 6782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6782] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6782] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6781] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6782] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6781] <... futex resumed>) = 0 [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6782] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6782] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... futex resumed>) = 0 [pid 6781] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] <... futex resumed>) = 1 [pid 6782] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6782] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6782] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6781] <... futex resumed>) = 0 [pid 6782] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6781] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6782] <... io_uring_enter resumed>) = 4096 [pid 6782] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6782] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] close(3) = 0 [pid 6781] close(4) = 0 [pid 6781] close(5) = -1 EBADF (Bad file descriptor) [pid 6781] close(6) = -1 EBADF (Bad file descriptor) [pid 6781] close(7) = -1 EBADF (Bad file descriptor) [pid 6781] close(8) = -1 EBADF (Bad file descriptor) [pid 6781] close(9) = -1 EBADF (Bad file descriptor) [pid 6781] close(10) = -1 EBADF (Bad file descriptor) [pid 6781] close(11) = -1 EBADF (Bad file descriptor) [pid 6781] close(12) = -1 EBADF (Bad file descriptor) [pid 6781] close(13) = -1 EBADF (Bad file descriptor) [pid 6781] close(14) = -1 EBADF (Bad file descriptor) [pid 6781] close(15) = -1 EBADF (Bad file descriptor) [pid 6781] close(16) = -1 EBADF (Bad file descriptor) [pid 6781] close(17) = -1 EBADF (Bad file descriptor) [pid 6781] close(18) = -1 EBADF (Bad file descriptor) [pid 6781] close(19) = -1 EBADF (Bad file descriptor) [pid 6781] close(20) = -1 EBADF (Bad file descriptor) [pid 6781] close(21) = -1 EBADF (Bad file descriptor) [pid 6781] close(22) = -1 EBADF (Bad file descriptor) [pid 6781] close(23) = -1 EBADF (Bad file descriptor) [pid 6781] close(24) = -1 EBADF (Bad file descriptor) [pid 6781] close(25) = -1 EBADF (Bad file descriptor) [pid 6781] close(26) = -1 EBADF (Bad file descriptor) [pid 6781] close(27) = -1 EBADF (Bad file descriptor) [pid 6781] close(28) = -1 EBADF (Bad file descriptor) [pid 6781] close(29) = -1 EBADF (Bad file descriptor) [pid 6781] exit_group(0 [pid 6782] <... futex resumed>) = ? [pid 6781] <... exit_group resumed>) = ? [pid 6782] +++ exited with 0 +++ [pid 6781] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] umount2("./152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./152/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./152") = 0 [pid 5872] mkdir("./153", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6783 attached , child_tidptr=0x555593274750) = 317 [pid 6783] set_robust_list(0x555593274760, 24) = 0 [pid 6783] chdir("./153") = 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"executing program ) = 0 [pid 6783] write(1, "executing program\n", 18) = 18 [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6783] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6783] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6784 attached [pid 6784] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6784] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6784] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] <... clone3 resumed> => {parent_tid=[318]}, 88) = 318 [pid 6783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6783] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6784] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6784] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] <... futex resumed>) = 1 [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6783] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 1 [pid 6784] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6784] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6784] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] <... futex resumed>) = 0 [pid 6783] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] <... futex resumed>) = 1 [pid 6784] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6783] <... futex resumed>) = 0 [pid 6784] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 0 [pid 6784] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6783] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = 0 [pid 6783] <... futex resumed>) = 1 [pid 6784] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6783] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6784] <... io_uring_enter resumed>) = 4096 [pid 6784] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6783] close(3) = 0 [pid 6783] close(4) = 0 [pid 6783] close(5) = -1 EBADF (Bad file descriptor) [pid 6783] close(6) = -1 EBADF (Bad file descriptor) [pid 6783] close(7) = -1 EBADF (Bad file descriptor) [pid 6783] close(8) = -1 EBADF (Bad file descriptor) [pid 6783] close(9) = -1 EBADF (Bad file descriptor) [pid 6783] close(10) = -1 EBADF (Bad file descriptor) [pid 6783] close(11) = -1 EBADF (Bad file descriptor) [pid 6783] close(12) = -1 EBADF (Bad file descriptor) [pid 6783] close(13) = -1 EBADF (Bad file descriptor) [pid 6783] close(14) = -1 EBADF (Bad file descriptor) [pid 6783] close(15) = -1 EBADF (Bad file descriptor) [pid 6783] close(16) = -1 EBADF (Bad file descriptor) [pid 6783] close(17) = -1 EBADF (Bad file descriptor) [pid 6783] close(18) = -1 EBADF (Bad file descriptor) [pid 6783] close(19) = -1 EBADF (Bad file descriptor) [pid 6783] close(20) = -1 EBADF (Bad file descriptor) [pid 6783] close(21) = -1 EBADF (Bad file descriptor) [pid 6783] close(22) = -1 EBADF (Bad file descriptor) [pid 6783] close(23) = -1 EBADF (Bad file descriptor) [pid 6783] close(24) = -1 EBADF (Bad file descriptor) [pid 6783] close(25) = -1 EBADF (Bad file descriptor) [pid 6783] close(26) = -1 EBADF (Bad file descriptor) [pid 6783] close(27) = -1 EBADF (Bad file descriptor) [pid 6783] close(28) = -1 EBADF (Bad file descriptor) [pid 6783] close(29) = -1 EBADF (Bad file descriptor) [pid 6783] exit_group(0 [pid 6784] <... futex resumed>) = ? [pid 6783] <... exit_group resumed>) = ? [pid 6784] +++ exited with 0 +++ [pid 6783] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./153/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./153") = 0 [pid 5872] mkdir("./154", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6785 attached [pid 6785] set_robust_list(0x555593274760, 24) = 0 [pid 6785] chdir("./154") = 0 [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6785] setpgid(0, 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 319 [pid 6785] <... setpgid resumed>) = 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 executing program [pid 6785] write(1, "executing program\n", 18) = 18 [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6785] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6786 attached [pid 6786] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6785] <... clone3 resumed> => {parent_tid=[320]}, 88) = 320 [pid 6785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6786] <... rseq resumed>) = 0 [pid 6785] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] set_robust_list(0x7f10d89fa9a0, 24 [pid 6785] <... futex resumed>) = 0 [pid 6786] <... set_robust_list resumed>) = 0 [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6786] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6786] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6785] <... futex resumed>) = 0 [pid 6786] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6786] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6786] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6786] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] <... futex resumed>) = 0 [pid 6785] <... futex resumed>) = 1 [pid 6786] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] <... futex resumed>) = 0 [pid 6785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6786] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] <... futex resumed>) = 0 [pid 6785] <... futex resumed>) = 0 [pid 6786] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6785] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] <... futex resumed>) = 0 [pid 6785] <... futex resumed>) = 1 [pid 6786] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6785] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6786] <... io_uring_enter resumed>) = 4096 [pid 6786] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6786] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] close(3) = 0 [pid 6785] close(4) = 0 [pid 6785] close(5) = -1 EBADF (Bad file descriptor) [pid 6785] close(6) = -1 EBADF (Bad file descriptor) [pid 6785] close(7) = -1 EBADF (Bad file descriptor) [pid 6785] close(8) = -1 EBADF (Bad file descriptor) [pid 6785] close(9) = -1 EBADF (Bad file descriptor) [pid 6785] close(10) = -1 EBADF (Bad file descriptor) [pid 6785] close(11) = -1 EBADF (Bad file descriptor) [pid 6785] close(12) = -1 EBADF (Bad file descriptor) [pid 6785] close(13) = -1 EBADF (Bad file descriptor) [pid 6785] close(14) = -1 EBADF (Bad file descriptor) [pid 6785] close(15) = -1 EBADF (Bad file descriptor) [pid 6785] close(16) = -1 EBADF (Bad file descriptor) [pid 6785] close(17) = -1 EBADF (Bad file descriptor) [pid 6785] close(18) = -1 EBADF (Bad file descriptor) [pid 6785] close(19) = -1 EBADF (Bad file descriptor) [pid 6785] close(20) = -1 EBADF (Bad file descriptor) [pid 6785] close(21) = -1 EBADF (Bad file descriptor) [pid 6785] close(22) = -1 EBADF (Bad file descriptor) [pid 6785] close(23) = -1 EBADF (Bad file descriptor) [pid 6785] close(24) = -1 EBADF (Bad file descriptor) [pid 6785] close(25) = -1 EBADF (Bad file descriptor) [pid 6785] close(26) = -1 EBADF (Bad file descriptor) [pid 6785] close(27) = -1 EBADF (Bad file descriptor) [pid 6785] close(28) = -1 EBADF (Bad file descriptor) [pid 6785] close(29) = -1 EBADF (Bad file descriptor) [pid 6785] exit_group(0 [pid 6786] <... futex resumed>) = ? [pid 6785] <... exit_group resumed>) = ? [pid 6786] +++ exited with 0 +++ [pid 6785] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./154/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./154") = 0 [pid 5872] mkdir("./155", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6787 attached , child_tidptr=0x555593274750) = 321 [pid 6787] set_robust_list(0x555593274760, 24) = 0 [pid 6787] chdir("./155") = 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"executing program ) = 0 [pid 6787] write(1, "executing program\n", 18) = 18 [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6787] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6787] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6788 attached [pid 6788] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6787] <... clone3 resumed> => {parent_tid=[322]}, 88) = 322 [pid 6788] <... rseq resumed>) = 0 [pid 6787] rt_sigprocmask(SIG_SETMASK, [], [pid 6788] set_robust_list(0x7f10d89fa9a0, 24 [pid 6787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6788] <... set_robust_list resumed>) = 0 [pid 6787] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] rt_sigprocmask(SIG_SETMASK, [], [pid 6787] <... futex resumed>) = 0 [pid 6788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6788] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6788] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] <... futex resumed>) = 0 [pid 6788] <... futex resumed>) = 1 [pid 6787] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6788] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6788] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6788] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6788] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6788] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6788] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6787] <... futex resumed>) = 0 [pid 6787] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = 0 [pid 6787] <... futex resumed>) = 1 [pid 6788] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6788] <... futex resumed>) = 0 [pid 6787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6788] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6787] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = 0 [pid 6787] <... futex resumed>) = 0 [pid 6788] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6787] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6788] <... futex resumed>) = 0 [pid 6787] <... futex resumed>) = 1 [pid 6788] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6787] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6787] close(3) = 0 [pid 6787] close(4) = 0 [pid 6787] close(5) = -1 EBADF (Bad file descriptor) [pid 6787] close(6) = -1 EBADF (Bad file descriptor) [pid 6787] close(7) = -1 EBADF (Bad file descriptor) [pid 6787] close(8) = -1 EBADF (Bad file descriptor) [pid 6787] close(9) = -1 EBADF (Bad file descriptor) [pid 6787] close(10) = -1 EBADF (Bad file descriptor) [pid 6787] close(11) = -1 EBADF (Bad file descriptor) [pid 6787] close(12) = -1 EBADF (Bad file descriptor) [pid 6787] close(13) = -1 EBADF (Bad file descriptor) [pid 6787] close(14) = -1 EBADF (Bad file descriptor) [pid 6787] close(15) = -1 EBADF (Bad file descriptor) [pid 6787] close(16) = -1 EBADF (Bad file descriptor) [pid 6787] close(17) = -1 EBADF (Bad file descriptor) [pid 6787] close(18) = -1 EBADF (Bad file descriptor) [pid 6787] close(19) = -1 EBADF (Bad file descriptor) [pid 6787] close(20) = -1 EBADF (Bad file descriptor) [pid 6787] close(21) = -1 EBADF (Bad file descriptor) [pid 6787] close(22) = -1 EBADF (Bad file descriptor) [pid 6787] close(23) = -1 EBADF (Bad file descriptor) [pid 6787] close(24) = -1 EBADF (Bad file descriptor) [pid 6787] close(25) = -1 EBADF (Bad file descriptor) [pid 6787] close(26) = -1 EBADF (Bad file descriptor) [pid 6787] close(27) = -1 EBADF (Bad file descriptor) [pid 6787] close(28) = -1 EBADF (Bad file descriptor) [pid 6787] close(29) = -1 EBADF (Bad file descriptor) [pid 6787] exit_group(0) = ? [pid 6788] <... io_uring_enter resumed>) = ? [pid 6788] +++ exited with 0 +++ [pid 6787] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./155/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./155") = 0 [pid 5872] mkdir("./156", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6789 attached , child_tidptr=0x555593274750) = 323 [pid 6789] set_robust_list(0x555593274760, 24) = 0 [pid 6789] chdir("./156") = 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 [pid 6789] write(1, "executing program\n", 18executing program ) = 18 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6789] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6789] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6789] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6790 attached => {parent_tid=[324]}, 88) = 324 [pid 6789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6789] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6790] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... rseq resumed>) = 0 [pid 6790] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6790] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6790] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6789] <... futex resumed>) = 0 [pid 6790] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6789] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6789] <... futex resumed>) = 0 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6790] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6790] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6789] <... futex resumed>) = 0 [pid 6790] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6789] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... futex resumed>) = 0 [pid 6790] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6790] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6789] <... futex resumed>) = 0 [pid 6789] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] <... futex resumed>) = 0 [pid 6789] <... futex resumed>) = 1 [pid 6790] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] <... futex resumed>) = 0 [pid 6789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6790] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6789] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6789] <... futex resumed>) = 0 [pid 6790] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6789] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6790] <... io_uring_enter resumed>) = 4096 [pid 6790] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] close(3) = 0 [pid 6789] close(4) = 0 [pid 6789] close(5) = -1 EBADF (Bad file descriptor) [pid 6789] close(6) = -1 EBADF (Bad file descriptor) [pid 6789] close(7) = -1 EBADF (Bad file descriptor) [pid 6789] close(8) = -1 EBADF (Bad file descriptor) [pid 6789] close(9) = -1 EBADF (Bad file descriptor) [pid 6790] <... futex resumed>) = 0 [pid 6789] close(10 [pid 6790] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6789] close(11) = -1 EBADF (Bad file descriptor) [pid 6789] close(12) = -1 EBADF (Bad file descriptor) [pid 6789] close(13) = -1 EBADF (Bad file descriptor) [pid 6789] close(14) = -1 EBADF (Bad file descriptor) [pid 6789] close(15) = -1 EBADF (Bad file descriptor) [pid 6789] close(16) = -1 EBADF (Bad file descriptor) [pid 6789] close(17) = -1 EBADF (Bad file descriptor) [pid 6789] close(18) = -1 EBADF (Bad file descriptor) [pid 6789] close(19) = -1 EBADF (Bad file descriptor) [pid 6789] close(20) = -1 EBADF (Bad file descriptor) [pid 6789] close(21) = -1 EBADF (Bad file descriptor) [pid 6789] close(22) = -1 EBADF (Bad file descriptor) [pid 6789] close(23) = -1 EBADF (Bad file descriptor) [pid 6789] close(24) = -1 EBADF (Bad file descriptor) [pid 6789] close(25) = -1 EBADF (Bad file descriptor) [pid 6789] close(26) = -1 EBADF (Bad file descriptor) [pid 6789] close(27) = -1 EBADF (Bad file descriptor) [pid 6789] close(28) = -1 EBADF (Bad file descriptor) [pid 6789] close(29) = -1 EBADF (Bad file descriptor) [pid 6789] exit_group(0 [pid 6790] <... futex resumed>) = ? [pid 6789] <... exit_group resumed>) = ? [pid 6790] +++ exited with 0 +++ [pid 6789] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./156/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./156") = 0 [pid 5872] mkdir("./157", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6791 attached [pid 6791] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 325 [pid 6791] <... set_robust_list resumed>) = 0 [pid 6791] chdir("./157") = 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_CLOEXECexecuting program ) = 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", 18) = 18 [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6791] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6792 attached => {parent_tid=[326]}, 88) = 326 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 6792] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6792] set_robust_list(0x7f10d89fa9a0, 24 [pid 6791] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... set_robust_list resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6792] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6792] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6791] <... futex resumed>) = 0 [pid 6791] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6792] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6792] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6792] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6792] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6792] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] <... futex resumed>) = 0 [pid 6791] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 1 [pid 6792] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6792] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 6792] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 1 [pid 6792] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6791] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6791] close(3) = 0 [pid 6791] close(4) = 0 [pid 6791] close(5) = -1 EBADF (Bad file descriptor) [pid 6791] close(6) = -1 EBADF (Bad file descriptor) [pid 6791] close(7) = -1 EBADF (Bad file descriptor) [pid 6791] close(8) = -1 EBADF (Bad file descriptor) [pid 6791] close(9) = -1 EBADF (Bad file descriptor) [pid 6791] close(10) = -1 EBADF (Bad file descriptor) [pid 6791] close(11) = -1 EBADF (Bad file descriptor) [pid 6791] close(12) = -1 EBADF (Bad file descriptor) [pid 6791] close(13) = -1 EBADF (Bad file descriptor) [pid 6791] close(14) = -1 EBADF (Bad file descriptor) [pid 6791] close(15) = -1 EBADF (Bad file descriptor) [pid 6791] close(16) = -1 EBADF (Bad file descriptor) [pid 6791] close(17) = -1 EBADF (Bad file descriptor) [pid 6791] close(18) = -1 EBADF (Bad file descriptor) [pid 6791] close(19) = -1 EBADF (Bad file descriptor) [pid 6791] close(20) = -1 EBADF (Bad file descriptor) [pid 6791] close(21) = -1 EBADF (Bad file descriptor) [pid 6791] close(22) = -1 EBADF (Bad file descriptor) [pid 6791] close(23) = -1 EBADF (Bad file descriptor) [pid 6791] close(24) = -1 EBADF (Bad file descriptor) [pid 6791] close(25) = -1 EBADF (Bad file descriptor) [pid 6791] close(26) = -1 EBADF (Bad file descriptor) [pid 6791] close(27) = -1 EBADF (Bad file descriptor) [pid 6791] close(28) = -1 EBADF (Bad file descriptor) [pid 6791] close(29) = -1 EBADF (Bad file descriptor) [pid 6791] exit_group(0) = ? [pid 6792] <... io_uring_enter resumed>) = ? [pid 6792] +++ exited with 0 +++ [pid 6791] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./157/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./157") = 0 [pid 5872] mkdir("./158", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6793 attached [pid 6793] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 327 [pid 6793] <... set_robust_list resumed>) = 0 [pid 6793] chdir("./158") = 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 executing program [pid 6793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6793] write(1, "executing program\n", 18) = 18 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6793] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6793] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6794 attached [pid 6794] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6793] <... clone3 resumed> => {parent_tid=[328]}, 88) = 328 [pid 6794] <... rseq resumed>) = 0 [pid 6793] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] set_robust_list(0x7f10d89fa9a0, 24 [pid 6793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6793] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... set_robust_list resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 6793] <... futex resumed>) = 0 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6794] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6794] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6793] <... futex resumed>) = 0 [pid 6793] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6794] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6794] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6794] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6793] <... futex resumed>) = 0 [pid 6794] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6793] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] <... futex resumed>) = 0 [pid 6794] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] <... futex resumed>) = 0 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6793] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6793] <... futex resumed>) = 0 [pid 6793] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6793] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6794] <... io_uring_enter resumed>) = 4096 [pid 6794] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] close(3 [pid 6794] <... futex resumed>) = 0 [pid 6794] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6793] <... close resumed>) = 0 [pid 6793] close(4) = 0 [pid 6793] close(5) = -1 EBADF (Bad file descriptor) [pid 6793] close(6) = -1 EBADF (Bad file descriptor) [pid 6793] close(7) = -1 EBADF (Bad file descriptor) [pid 6793] close(8) = -1 EBADF (Bad file descriptor) [pid 6793] close(9) = -1 EBADF (Bad file descriptor) [pid 6793] close(10) = -1 EBADF (Bad file descriptor) [pid 6793] close(11) = -1 EBADF (Bad file descriptor) [pid 6793] close(12) = -1 EBADF (Bad file descriptor) [pid 6793] close(13) = -1 EBADF (Bad file descriptor) [pid 6793] close(14) = -1 EBADF (Bad file descriptor) [pid 6793] close(15) = -1 EBADF (Bad file descriptor) [pid 6793] close(16) = -1 EBADF (Bad file descriptor) [pid 6793] close(17) = -1 EBADF (Bad file descriptor) [pid 6793] close(18) = -1 EBADF (Bad file descriptor) [pid 6793] close(19) = -1 EBADF (Bad file descriptor) [pid 6793] close(20) = -1 EBADF (Bad file descriptor) [pid 6793] close(21) = -1 EBADF (Bad file descriptor) [pid 6793] close(22) = -1 EBADF (Bad file descriptor) [pid 6793] close(23) = -1 EBADF (Bad file descriptor) [pid 6793] close(24) = -1 EBADF (Bad file descriptor) [pid 6793] close(25) = -1 EBADF (Bad file descriptor) [pid 6793] close(26) = -1 EBADF (Bad file descriptor) [pid 6793] close(27) = -1 EBADF (Bad file descriptor) [pid 6793] close(28) = -1 EBADF (Bad file descriptor) [pid 6793] close(29) = -1 EBADF (Bad file descriptor) [pid 6793] exit_group(0 [pid 6794] <... futex resumed>) = ? [pid 6793] <... exit_group resumed>) = ? [pid 6794] +++ exited with 0 +++ [pid 6793] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./158/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./158") = 0 [pid 5872] mkdir("./159", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6795 attached , child_tidptr=0x555593274750) = 329 [pid 6795] set_robust_list(0x555593274760, 24) = 0 [pid 6795] chdir("./159") = 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"executing program ) = 0 [pid 6795] write(1, "executing program\n", 18) = 18 [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6795] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6795] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6795] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6796 attached => {parent_tid=[330]}, 88) = 330 [pid 6795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6795] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6795] <... futex resumed>) = 0 [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] <... rseq resumed>) = 0 [pid 6796] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6796] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6796] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6795] <... futex resumed>) = 0 [pid 6795] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6796] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6796] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6796] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6796] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6795] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = 0 [pid 6796] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6795] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = 1 [pid 6796] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6795] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6796] <... io_uring_enter resumed>) = 4096 [pid 6796] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] close(3) = 0 [pid 6795] close(4) = 0 [pid 6795] close(5) = -1 EBADF (Bad file descriptor) [pid 6795] close(6) = -1 EBADF (Bad file descriptor) [pid 6795] close(7) = -1 EBADF (Bad file descriptor) [pid 6795] close(8) = -1 EBADF (Bad file descriptor) [pid 6795] close(9) = -1 EBADF (Bad file descriptor) [pid 6795] close(10) = -1 EBADF (Bad file descriptor) [pid 6795] close(11) = -1 EBADF (Bad file descriptor) [pid 6795] close(12) = -1 EBADF (Bad file descriptor) [pid 6795] close(13) = -1 EBADF (Bad file descriptor) [pid 6795] close(14) = -1 EBADF (Bad file descriptor) [pid 6795] close(15) = -1 EBADF (Bad file descriptor) [pid 6795] close(16) = -1 EBADF (Bad file descriptor) [pid 6795] close(17) = -1 EBADF (Bad file descriptor) [pid 6795] close(18) = -1 EBADF (Bad file descriptor) [pid 6795] close(19) = -1 EBADF (Bad file descriptor) [pid 6795] close(20) = -1 EBADF (Bad file descriptor) [pid 6795] close(21) = -1 EBADF (Bad file descriptor) [pid 6795] close(22) = -1 EBADF (Bad file descriptor) [pid 6795] close(23) = -1 EBADF (Bad file descriptor) [pid 6795] close(24) = -1 EBADF (Bad file descriptor) [pid 6795] close(25) = -1 EBADF (Bad file descriptor) [pid 6795] close(26) = -1 EBADF (Bad file descriptor) [pid 6795] close(27) = -1 EBADF (Bad file descriptor) [pid 6795] close(28) = -1 EBADF (Bad file descriptor) [pid 6795] close(29 [pid 6796] <... futex resumed>) = 0 [pid 6795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6795] exit_group(0) = ? [pid 6796] +++ exited with 0 +++ [pid 6795] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./159/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./159") = 0 [pid 5872] mkdir("./160", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6797 attached [pid 6797] set_robust_list(0x555593274760, 24) = 0 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 331 [pid 6797] chdir("./160") = 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"executing program ) = 0 [pid 6797] write(1, "executing program\n", 18) = 18 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6797] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6797] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6798 attached => {parent_tid=[332]}, 88) = 332 [pid 6797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6798] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6797] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6798] <... rseq resumed>) = 0 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6798] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6798] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6798] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] <... futex resumed>) = 0 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6797] <... futex resumed>) = 0 [pid 6798] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6798] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6798] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6797] <... futex resumed>) = 0 [pid 6797] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6798] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6797] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = 0 [pid 6797] <... futex resumed>) = 0 [pid 6798] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... futex resumed>) = 0 [pid 6797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6798] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6798] <... futex resumed>) = 0 [pid 6798] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6797] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6797] close(3) = 0 [pid 6797] close(4) = 0 [pid 6797] close(5) = -1 EBADF (Bad file descriptor) [pid 6797] close(6) = -1 EBADF (Bad file descriptor) [pid 6797] close(7) = -1 EBADF (Bad file descriptor) [pid 6797] close(8 [pid 6798] <... io_uring_enter resumed>) = 4096 [pid 6797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6797] close(9 [pid 6798] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6797] close(10) = -1 EBADF (Bad file descriptor) [pid 6798] <... futex resumed>) = 0 [pid 6797] close(11) = -1 EBADF (Bad file descriptor) [pid 6798] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] close(12) = -1 EBADF (Bad file descriptor) [pid 6797] close(13) = -1 EBADF (Bad file descriptor) [pid 6797] close(14) = -1 EBADF (Bad file descriptor) [pid 6797] close(15) = -1 EBADF (Bad file descriptor) [pid 6797] close(16) = -1 EBADF (Bad file descriptor) [pid 6797] close(17) = -1 EBADF (Bad file descriptor) [pid 6797] close(18) = -1 EBADF (Bad file descriptor) [pid 6797] close(19) = -1 EBADF (Bad file descriptor) [pid 6797] close(20) = -1 EBADF (Bad file descriptor) [pid 6797] close(21) = -1 EBADF (Bad file descriptor) [pid 6797] close(22) = -1 EBADF (Bad file descriptor) [pid 6797] close(23) = -1 EBADF (Bad file descriptor) [pid 6797] close(24) = -1 EBADF (Bad file descriptor) [pid 6797] close(25) = -1 EBADF (Bad file descriptor) [pid 6797] close(26) = -1 EBADF (Bad file descriptor) [pid 6797] close(27) = -1 EBADF (Bad file descriptor) [pid 6797] close(28) = -1 EBADF (Bad file descriptor) [pid 6797] close(29) = -1 EBADF (Bad file descriptor) [pid 6797] exit_group(0) = ? [pid 6798] <... futex resumed>) = ? [pid 6798] +++ exited with 0 +++ [pid 6797] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./160/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./160") = 0 [pid 5872] mkdir("./161", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6799 attached , child_tidptr=0x555593274750) = 333 [pid 6799] set_robust_list(0x555593274760, 24) = 0 [pid 6799] chdir("./161") = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6799] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6799] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6800 attached => {parent_tid=[334]}, 88) = 334 [pid 6800] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6799] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... rseq resumed>) = 0 [pid 6799] <... futex resumed>) = 0 [pid 6800] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6800] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6800] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6800] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6799] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] <... futex resumed>) = 0 [pid 6800] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6800] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6800] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6800] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6799] <... futex resumed>) = 0 [pid 6799] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = 0 [pid 6799] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = 0 [pid 6799] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] <... futex resumed>) = 0 [pid 6800] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6799] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6799] close(3) = 0 [pid 6799] close(4) = 0 [pid 6799] close(5) = -1 EBADF (Bad file descriptor) [pid 6799] close(6) = -1 EBADF (Bad file descriptor) [pid 6799] close(7) = -1 EBADF (Bad file descriptor) [pid 6799] close(8) = -1 EBADF (Bad file descriptor) [pid 6799] close(9) = -1 EBADF (Bad file descriptor) [pid 6799] close(10) = -1 EBADF (Bad file descriptor) [pid 6799] close(11) = -1 EBADF (Bad file descriptor) [pid 6799] close(12) = -1 EBADF (Bad file descriptor) [pid 6799] close(13) = -1 EBADF (Bad file descriptor) [pid 6799] close(14) = -1 EBADF (Bad file descriptor) [pid 6799] close(15) = -1 EBADF (Bad file descriptor) [pid 6799] close(16) = -1 EBADF (Bad file descriptor) [pid 6799] close(17) = -1 EBADF (Bad file descriptor) [pid 6799] close(18) = -1 EBADF (Bad file descriptor) [pid 6799] close(19) = -1 EBADF (Bad file descriptor) [pid 6799] close(20) = -1 EBADF (Bad file descriptor) [pid 6799] close(21) = -1 EBADF (Bad file descriptor) [pid 6799] close(22) = -1 EBADF (Bad file descriptor) [pid 6799] close(23) = -1 EBADF (Bad file descriptor) [pid 6799] close(24) = -1 EBADF (Bad file descriptor) [pid 6799] close(25) = -1 EBADF (Bad file descriptor) [pid 6799] close(26) = -1 EBADF (Bad file descriptor) [pid 6799] close(27) = -1 EBADF (Bad file descriptor) [pid 6799] close(28) = -1 EBADF (Bad file descriptor) [pid 6799] close(29) = -1 EBADF (Bad file descriptor) [pid 6799] exit_group(0) = ? [pid 6800] <... io_uring_enter resumed>) = ? [pid 6800] +++ exited with 0 +++ [pid 6799] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./161/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./161") = 0 [pid 5872] mkdir("./162", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6801 attached [pid 6801] set_robust_list(0x555593274760, 24 [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 335 [pid 6801] <... set_robust_list resumed>) = 0 [pid 6801] chdir("./162") = 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"executing program ) = 0 [pid 6801] write(1, "executing program\n", 18) = 18 [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6801] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6801] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6801] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6802 attached => {parent_tid=[336]}, 88) = 336 [pid 6801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6801] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6802] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6802] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 6802] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6801] <... futex resumed>) = 0 [pid 6802] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = 0 [pid 6801] <... futex resumed>) = 1 [pid 6802] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6802] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6802] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6801] <... futex resumed>) = 0 [pid 6802] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6802] <... futex resumed>) = 0 [pid 6802] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6802] <... futex resumed>) = 0 [pid 6801] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] <... futex resumed>) = 0 [pid 6802] <... futex resumed>) = 0 [pid 6802] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6801] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] <... futex resumed>) = 0 [pid 6801] <... futex resumed>) = 1 [pid 6801] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6801] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6801] close(3) = 0 [pid 6801] close(4) = 0 [pid 6801] close(5) = -1 EBADF (Bad file descriptor) [pid 6801] close(6) = -1 EBADF (Bad file descriptor) [pid 6801] close(7) = -1 EBADF (Bad file descriptor) [pid 6801] close(8) = -1 EBADF (Bad file descriptor) [pid 6801] close(9) = -1 EBADF (Bad file descriptor) [pid 6801] close(10) = -1 EBADF (Bad file descriptor) [pid 6801] close(11) = -1 EBADF (Bad file descriptor) [pid 6801] close(12) = -1 EBADF (Bad file descriptor) [pid 6801] close(13) = -1 EBADF (Bad file descriptor) [pid 6801] close(14) = -1 EBADF (Bad file descriptor) [pid 6801] close(15) = -1 EBADF (Bad file descriptor) [pid 6801] close(16) = -1 EBADF (Bad file descriptor) [pid 6801] close(17) = -1 EBADF (Bad file descriptor) [pid 6801] close(18) = -1 EBADF (Bad file descriptor) [pid 6801] close(19) = -1 EBADF (Bad file descriptor) [pid 6801] close(20) = -1 EBADF (Bad file descriptor) [pid 6801] close(21) = -1 EBADF (Bad file descriptor) [pid 6801] close(22) = -1 EBADF (Bad file descriptor) [pid 6801] close(23) = -1 EBADF (Bad file descriptor) [pid 6801] close(24 [pid 6802] <... io_uring_enter resumed>) = 4096 [pid 6801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6802] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6801] close(25) = -1 EBADF (Bad file descriptor) [pid 6801] close(26 [pid 6802] <... futex resumed>) = 0 [pid 6801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6802] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6801] close(27) = -1 EBADF (Bad file descriptor) [pid 6801] close(28) = -1 EBADF (Bad file descriptor) [pid 6801] close(29) = -1 EBADF (Bad file descriptor) [pid 6801] exit_group(0 [pid 6802] <... futex resumed>) = ? [pid 6801] <... exit_group resumed>) = ? [pid 6802] +++ exited with 0 +++ [pid 6801] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./162/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./162") = 0 [pid 5872] mkdir("./163", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593274750) = 337 ./strace-static-x86_64: Process 6803 attached [pid 6803] set_robust_list(0x555593274760, 24) = 0 [pid 6803] chdir("./163") = 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"executing program ) = 0 [pid 6803] write(1, "executing program\n", 18) = 18 [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6803] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6803] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6803] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0}./strace-static-x86_64: Process 6804 attached [pid 6804] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053) = 0 [pid 6804] set_robust_list(0x7f10d89fa9a0, 24) = 0 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6803] <... clone3 resumed> => {parent_tid=[338]}, 88) = 338 [pid 6804] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6803] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = 1 [pid 6804] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... openat resumed>) = 3 [pid 6804] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6803] <... futex resumed>) = 0 [pid 6804] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6803] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 6803] <... futex resumed>) = 0 [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7f10d89b5000 [pid 6804] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7f10d8975000 [pid 6803] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6804] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = 0 [pid 6804] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6804] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = 0 [pid 6804] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6803] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6803] <... futex resumed>) = 1 [pid 6804] io_uring_enter(4, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6803] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6803] close(3) = 0 [pid 6803] close(4) = 0 [pid 6803] close(5) = -1 EBADF (Bad file descriptor) [pid 6803] close(6) = -1 EBADF (Bad file descriptor) [pid 6803] close(7) = -1 EBADF (Bad file descriptor) [pid 6803] close(8) = -1 EBADF (Bad file descriptor) [pid 6803] close(9) = -1 EBADF (Bad file descriptor) [pid 6803] close(10) = -1 EBADF (Bad file descriptor) [pid 6803] close(11) = -1 EBADF (Bad file descriptor) [pid 6803] close(12) = -1 EBADF (Bad file descriptor) [pid 6803] close(13) = -1 EBADF (Bad file descriptor) [pid 6803] close(14) = -1 EBADF (Bad file descriptor) [pid 6803] close(15) = -1 EBADF (Bad file descriptor) [pid 6803] close(16) = -1 EBADF (Bad file descriptor) [pid 6803] close(17) = -1 EBADF (Bad file descriptor) [pid 6803] close(18) = -1 EBADF (Bad file descriptor) [pid 6803] close(19) = -1 EBADF (Bad file descriptor) [pid 6803] close(20) = -1 EBADF (Bad file descriptor) [pid 6803] close(21) = -1 EBADF (Bad file descriptor) [pid 6803] close(22) = -1 EBADF (Bad file descriptor) [pid 6803] close(23) = -1 EBADF (Bad file descriptor) [pid 6803] close(24) = -1 EBADF (Bad file descriptor) [pid 6803] close(25) = -1 EBADF (Bad file descriptor) [pid 6803] close(26) = -1 EBADF (Bad file descriptor) [pid 6803] close(27) = -1 EBADF (Bad file descriptor) [pid 6803] close(28) = -1 EBADF (Bad file descriptor) [pid 6803] close(29) = -1 EBADF (Bad file descriptor) [pid 6803] exit_group(0) = ? [pid 6804] <... io_uring_enter resumed>) = ? [pid 6804] +++ exited with 0 +++ [pid 6803] +++ exited with 0 +++ [pid 5872] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5872] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5872] umount2("./163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 3 entries */, 32768) = 80 [pid 5872] umount2("./163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] newfstatat(AT_FDCWD, "./163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] unlink("./163/binderfs") = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [pid 5872] rmdir("./163") = 0 [pid 5872] mkdir("./164", 0777) = 0 [pid 5872] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6805 attached [pid 6805] set_robust_list(0x555593274760, 24) = 0 [pid 6805] chdir("./164") = 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... clone resumed>, child_tidptr=0x555593274750) = 339 [pid 6805] <... prctl resumed>) = 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] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6805] rt_sigaction(SIGRT_1, {sa_handler=0x7f10d8a6c1f0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f10d8a15550}, NULL, 8) = 0 [pid 6805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89da000 [pid 6805] mprotect(0x7f10d89db000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89fa990, parent_tid=0x7f10d89fa990, exit_signal=0, stack=0x7f10d89da000, stack_size=0x20240, tls=0x7f10d89fa6c0} => {parent_tid=[340]}, 88) = 340 [pid 6805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6805] futex(0x7f10d8acd3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6805] futex(0x7f10d8acd3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6805] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f10d89b9000 [pid 6805] mprotect(0x7f10d89ba000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f10d89d9990, parent_tid=0x7f10d89d9990, exit_signal=0, stack=0x7f10d89b9000, stack_size=0x20240, tls=0x7f10d89d96c0}./strace-static-x86_64: Process 6807 attached [pid 6807] rseq(0x7f10d89d9fe0, 0x20, 0, 0x53053053) = 0 [pid 6807] set_robust_list(0x7f10d89d99a0, 24 [pid 6805] <... clone3 resumed> => {parent_tid=[341]}, 88) = 341 [pid 6807] <... set_robust_list resumed>) = 0 [pid 6805] rt_sigprocmask(SIG_SETMASK, [], [pid 6807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6807] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6807] io_uring_setup(3036, {flags=0, sq_thread_cpu=0x1, sq_thread_idle=1073742643 [pid 6805] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] <... io_uring_setup resumed>, sq_entries=4096, cq_entries=8192, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=131136}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 ./strace-static-x86_64: Process 6806 attached [pid 6807] mmap(NULL, 147520, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 6806] rseq(0x7f10d89fafe0, 0x20, 0, 0x53053053 [pid 6807] <... mmap resumed>) = 0x7f10d8994000 [pid 6806] <... rseq resumed>) = 0 [pid 6806] set_robust_list(0x7f10d89fa9a0, 24 [pid 6807] mmap(NULL, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f10d8954000 [pid 6806] <... set_robust_list resumed>) = 0 [pid 6806] rt_sigprocmask(SIG_SETMASK, [], [pid 6807] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6807] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = 0 [pid 6805] <... futex resumed>) = 0 [pid 6807] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = 0 [pid 6805] <... futex resumed>) = 1 [pid 6807] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] <... futex resumed>) = 0 [pid 6807] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] futex(0x7f10d8acd3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = 0 [pid 6805] <... futex resumed>) = 1 [pid 6807] io_uring_enter(3, 542650, 1948, IORING_ENTER_SQ_WAKEUP|IORING_ENTER_SQ_WAIT|IORING_ENTER_EXT_ARG, NULL, 0 [pid 6805] futex(0x7f10d8acd3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6806] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 4 [pid 6806] futex(0x7f10d8acd3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6806] futex(0x7f10d8acd3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6807] <... io_uring_enter resumed>) = 4096 [pid 6807] futex(0x7f10d8acd3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6807] futex(0x7f10d8acd3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] close(3) = 0 [pid 6805] close(4) = 0 [pid 6805] close(5) = -1 EBADF (Bad file descriptor) [pid 6805] close(6) = -1 EBADF (Bad file descriptor) [pid 6805] close(7) = -1 EBADF (Bad file descriptor) [pid 6805] close(8) = -1 EBADF (Bad file descriptor) [pid 6805] close(9) = -1 EBADF (Bad file descriptor) [pid 6805] close(10) = -1 EBADF (Bad file descriptor) [pid 6805] close(11) = -1 EBADF (Bad file descriptor) [pid 6805] close(12) = -1 EBADF (Bad file descriptor) [pid 6805] close(13) = -1 EBADF (Bad file descriptor) [pid 6805] close(14) = -1 EBADF (Bad file descriptor) [pid 6805] close(15) = -1 EBADF (Bad file descriptor) [pid 6805] close(16) = -1 EBADF (Bad file descriptor) [pid 6805] close(17) = -1 EBADF (Bad file descriptor) [pid 6805] close(18) = -1 EBADF (Bad file descriptor) [pid 6805] close(19) = -1 EBADF (Bad file descriptor) [pid 6805] close(20) = -1 EBADF (Bad file descriptor) [pid 6805] close(21) = -1 EBADF (Bad file descriptor) [pid 6805] close(22) = -1 EBADF (Bad file descriptor) [pid 6805] close(23) = -1 EBADF (Bad file descriptor) [pid 6805] close(24) = -1 EBADF (Bad file descriptor) [pid 6805] close(25) = -1 EBADF (Bad file descriptor) [pid 6805] close(26) = -1 EBADF (Bad file descriptor) [pid 6805] close(27) = -1 EBADF (Bad file descriptor) [pid 6805] close(28) = -1 EBADF (Bad file descriptor) [pid 6805] close(29) = -1 EBADF (Bad file descriptor) [pid 6805] exit_group(0 [pid 6807] <... futex resumed>) = ? [pid 6805] <... exit_group resumed>) = ? [pid 6806] <... futex resumed>) = ? [pid 6806] +++ exited with 0 +++ [pid 5872] kill(-339, SIGKILL) = 0 [pid 5872] kill(339, SIGKILL) = 0 [pid 5872] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5872] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5872] getdents64(3, 0x5555932757f0 /* 2 entries */, 32768) = 48 [pid 5872] getdents64(3, 0x5555932757f0 /* 0 entries */, 32768) = 0 [pid 5872] close(3) = 0 [ 255.989036][ T31] INFO: task syz-executor402:6207 blocked for more than 143 seconds. [ 255.997624][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 256.009135][ T31] Blocked by coredump. [ 256.035687][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 256.080115][ T31] task:syz-executor402 state:D stack:26344 pid:6207 tgid:6204 ppid:5873 task_flags:0x400548 flags:0x00024002 [ 256.143659][ T31] Call Trace: [ 256.147013][ T31] [ 256.149969][ T31] __schedule+0x1798/0x4cc0 [ 256.189058][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 256.202722][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 256.251135][ T31] ? kernel_text_address+0xa5/0xe0 [ 256.281660][ T31] ? __kernel_text_address+0xd/0x40 [ 256.315027][ T31] ? __pfx___schedule+0x10/0x10 [ 256.319976][ T31] ? schedule+0x91/0x360 [ 256.344040][ T31] ? rcu_is_watching+0x15/0xb0 [ 256.373294][ T31] ? lock_release+0x4b/0x3e0 [ 256.388329][ T31] schedule+0x165/0x360 [ 256.392532][ T31] schedule_timeout+0x9a/0x270 [ 256.428035][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 256.487657][ T31] ? rcu_is_watching+0x15/0xb0 [ 256.492501][ T31] ? rcu_is_watching+0x15/0xb0 [ 256.563520][ T31] ? wait_for_completion+0x267/0x5d0 [ 256.569797][ T31] wait_for_completion+0x2bf/0x5d0 [ 256.603811][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 256.609522][ T31] ? rcu_is_watching+0x15/0xb0 [ 256.663936][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 256.669232][ T31] ? lock_release+0x4b/0x3e0 [ 256.717359][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 256.749645][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 256.781211][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 256.811035][ T31] io_wq_put_and_exit+0x316/0x650 [ 256.839845][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 256.869814][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 256.905077][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 256.910800][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 256.969391][ T31] ? ptrace_notify+0x22d/0x2c0 [ 256.996706][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 257.002831][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 257.040259][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 257.088379][ T31] ? rcu_is_watching+0x15/0xb0 [ 257.120180][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 257.157181][ T31] do_exit+0x345/0x2300 [ 257.161422][ T31] ? do_raw_spin_lock+0x121/0x290 [ 257.243729][ T31] ? __pfx_do_exit+0x10/0x10 [ 257.248633][ T31] ? rcu_is_watching+0x15/0xb0 [ 257.275218][ T31] do_group_exit+0x21c/0x2d0 [ 257.280205][ T31] get_signal+0x1286/0x1340 [ 257.323250][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 257.328876][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 257.382276][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 257.417575][ T31] ? rcu_is_watching+0x15/0xb0 [ 257.422425][ T31] ? rcu_is_watching+0x15/0xb0 [ 257.473529][ T31] exit_to_user_mode_loop+0x75/0x110 [ 257.478897][ T31] do_syscall_64+0x2bd/0x3b0 [ 257.536740][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.542887][ T31] ? clear_bhb_loop+0x60/0xb0 [ 257.587608][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.621344][ T31] RIP: 0033:0x7f10d8a45fc9 [ 257.651009][ T31] RSP: 002b:00007f10d89fa178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 257.705641][ T31] RAX: fffffffffffffe00 RBX: 00007f10d8acd3e8 RCX: 00007f10d8a45fc9 [ 257.756614][ T31] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f10d8acd3e8 [ 257.805183][ T31] RBP: 00007f10d8acd3e0 R08: 00007f10d89fa6c0 R09: 00007f10d89fa6c0 [ 257.853318][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f10d8acd3ec [ 257.862217][ T31] R13: 0000000000000016 R14: 00007ffffb919940 R15: 00007ffffb919a28 [ 257.910993][ T31] [ 257.926085][ T31] INFO: task syz-executor402:6458 blocked for more than 145 seconds. [ 257.971430][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 258.003909][ T31] Blocked by coredump. [ 258.040169][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 258.084168][ T31] task:syz-executor402 state:D stack:25384 pid:6458 tgid:6451 ppid:5870 task_flags:0x400548 flags:0x00024002 [ 258.101870][ T31] Call Trace: [ 258.153771][ T31] [ 258.156777][ T31] __schedule+0x1798/0x4cc0 [ 258.161333][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 258.221529][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 258.256927][ T31] ? kernel_text_address+0xa5/0xe0 [ 258.262133][ T31] ? __kernel_text_address+0xd/0x40 [ 258.315732][ T31] ? __pfx___schedule+0x10/0x10 [ 258.320675][ T31] ? schedule+0x91/0x360 [ 258.369066][ T31] ? rcu_is_watching+0x15/0xb0 [ 258.401544][ T31] ? lock_release+0x4b/0x3e0 [ 258.442994][ T31] schedule+0x165/0x360 [ 258.447541][ T31] schedule_timeout+0x9a/0x270 [ 258.452358][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 258.496199][ T31] ? rcu_is_watching+0x15/0xb0 [ 258.501047][ T31] ? rcu_is_watching+0x15/0xb0 [ 258.540670][ T31] ? wait_for_completion+0x267/0x5d0 [ 258.566261][ T31] wait_for_completion+0x2bf/0x5d0 [ 258.571449][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 258.627341][ T31] ? rcu_is_watching+0x15/0xb0 [ 258.632183][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 258.694427][ T31] ? lock_release+0x4b/0x3e0 [ 258.699108][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 258.768431][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 258.805933][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 258.811226][ T31] io_wq_put_and_exit+0x316/0x650 [ 258.868096][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 258.902143][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 258.944078][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 258.950811][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 258.986111][ T31] ? ptrace_notify+0x22d/0x2c0 [ 258.991036][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 259.039652][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 259.071987][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 259.106505][ T31] ? rcu_is_watching+0x15/0xb0 [ 259.111365][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 259.164710][ T31] do_exit+0x345/0x2300 [ 259.168958][ T31] ? do_raw_spin_lock+0x121/0x290 [ 259.221570][ T31] ? __pfx_do_exit+0x10/0x10 [ 259.252555][ T31] ? rcu_is_watching+0x15/0xb0 [ 259.283011][ T31] do_group_exit+0x21c/0x2d0 [ 259.287683][ T31] get_signal+0x1286/0x1340 [ 259.292224][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 259.369434][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 259.393753][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 259.400010][ T31] ? rcu_is_watching+0x15/0xb0 [ 259.414606][ T31] ? rcu_is_watching+0x15/0xb0 [ 259.441702][ T31] exit_to_user_mode_loop+0x75/0x110 [ 259.493069][ T31] do_syscall_64+0x2bd/0x3b0 [ 259.498237][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.554726][ T31] ? clear_bhb_loop+0x60/0xb0 [ 259.559487][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 259.615036][ T31] RIP: 0033:0x7f10d8a45fc9 [ 259.619526][ T31] RSP: 002b:00007f10d89d9178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 259.687673][ T31] RAX: fffffffffffffe00 RBX: 00007f10d8acd3f8 RCX: 00007f10d8a45fc9 [ 259.740749][ T31] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f10d8acd3f8 [ 259.807615][ T31] RBP: 00007f10d8acd3f0 R08: 00007f10d89d96c0 R09: 00007f10d89d96c0 [ 259.861191][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f10d8acd3fc [ 259.928222][ T31] R13: 000000000000006e R14: 00007ffffb919940 R15: 00007ffffb919a28 [ 259.981649][ T31] [ 260.002825][ T31] INFO: task syz-executor402:6457 blocked for more than 147 seconds. [ 260.039616][ T31] Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 [ 260.053741][ T31] Blocked by coredump. [ 260.111488][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 260.172974][ T31] task:syz-executor402 state:D stack:28072 pid:6457 tgid:6455 ppid:5875 task_flags:0x400548 flags:0x00024002 [ 260.187723][ T31] Call Trace: [ 260.191099][ T31] [ 260.208054][ T31] __schedule+0x1798/0x4cc0 [ 260.212662][ T31] ? is_bpf_text_address+0x292/0x2b0 [ 260.262706][ T31] ? is_bpf_text_address+0x26/0x2b0 [ 260.292657][ T31] ? kernel_text_address+0xa5/0xe0 [ 260.311964][ T31] ? __kernel_text_address+0xd/0x40 [ 260.346525][ T31] ? __pfx___schedule+0x10/0x10 [ 260.351459][ T31] ? schedule+0x91/0x360 [ 260.398167][ T31] ? rcu_is_watching+0x15/0xb0 [ 260.425925][ T31] ? lock_release+0x4b/0x3e0 [ 260.430607][ T31] schedule+0x165/0x360 [ 260.453713][ T31] schedule_timeout+0x9a/0x270 [ 260.472564][ T31] ? __pfx_schedule_timeout+0x10/0x10 [ 260.522271][ T31] ? rcu_is_watching+0x15/0xb0 [ 260.545359][ T31] ? rcu_is_watching+0x15/0xb0 [ 260.550202][ T31] ? wait_for_completion+0x267/0x5d0 [ 260.610102][ T31] wait_for_completion+0x2bf/0x5d0 [ 260.644413][ T31] ? __pfx_wait_for_completion+0x10/0x10 [ 260.650129][ T31] ? rcu_is_watching+0x15/0xb0 [ 260.714168][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 260.719953][ T31] ? lock_release+0x4b/0x3e0 [ 260.747912][ T31] ? io_acct_for_each_worker+0x15e/0x180 [ 260.777783][ T31] ? __pfx_io_wq_worker_wake+0x10/0x10 [ 260.807619][ T31] ? io_wq_put_and_exit+0x160/0x650 [ 260.812898][ T31] io_wq_put_and_exit+0x316/0x650 [ 260.863665][ T31] io_uring_clean_tctx+0x11f/0x1a0 [ 260.868872][ T31] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 260.924118][ T31] ? io_uring_drop_tctx_refs+0x131/0x1c0 [ 260.929831][ T31] io_uring_cancel_generic+0x6ca/0x7d0 [ 260.984927][ T31] ? ptrace_notify+0x22d/0x2c0 [ 260.989781][ T31] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 261.037937][ T31] ? __pfx_ptrace_notify+0x10/0x10 [ 261.067266][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 261.101357][ T31] ? rcu_is_watching+0x15/0xb0 [ 261.129620][ T31] ? io_uring_unreg_ringfd+0x52f/0x540 [ 261.162990][ T31] do_exit+0x345/0x2300 [ 261.167297][ T31] ? do_raw_spin_lock+0x121/0x290 [ 261.172355][ T31] ? __pfx_do_exit+0x10/0x10 [ 261.188150][ T31] ? rcu_is_watching+0x15/0xb0 [ 261.248660][ T31] do_group_exit+0x21c/0x2d0 [ 261.274888][ T31] get_signal+0x1286/0x1340 [ 261.279470][ T31] arch_do_signal_or_restart+0x9a/0x750 [ 261.332129][ T31] ? _raw_spin_unlock_irq+0x2e/0x50 [ 261.365299][ T31] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 261.371556][ T31] ? rcu_is_watching+0x15/0xb0 [ 261.433033][ T31] ? rcu_is_watching+0x15/0xb0 [ 261.437875][ T31] exit_to_user_mode_loop+0x75/0x110 [ 261.497902][ T31] do_syscall_64+0x2bd/0x3b0 [ 261.502572][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.568217][ T31] ? clear_bhb_loop+0x60/0xb0 [ 261.599449][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.637672][ T31] RIP: 0033:0x7f10d8a45fc9 [ 261.642167][ T31] RSP: 002b:00007f10d89fa178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 261.717312][ T31] RAX: fffffffffffffe00 RBX: 00007f10d8acd3e8 RCX: 00007f10d8a45fc9 [ 261.773250][ T31] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f10d8acd3e8 [ 261.781292][ T31] RBP: 00007f10d8acd3e0 R08: 00007f10d89fa6c0 R09: 00007f10d89fa6c0 [ 261.792997][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f10d8acd3ec [ 261.901430][ T31] R13: 0000000000000016 R14: 00007ffffb919940 R15: 00007ffffb919a28 [ 261.950023][ T31] [ 261.971018][ T31] INFO: lockdep is turned off. [ 262.002226][ T31] NMI backtrace for cpu 1 [ 262.002257][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 262.002281][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 262.002294][ T31] Call Trace: [ 262.002302][ T31] [ 262.002312][ T31] dump_stack_lvl+0x189/0x250 [ 262.002345][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 262.002369][ T31] ? __pfx__printk+0x10/0x10 [ 262.002405][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 262.002435][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 262.002464][ T31] ? __pfx__printk+0x10/0x10 [ 262.002494][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 262.002535][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 262.002565][ T31] watchdog+0xf60/0xfa0 [ 262.002596][ T31] ? watchdog+0x1e2/0xfa0 [ 262.002626][ T31] kthread+0x711/0x8a0 [ 262.002652][ T31] ? __pfx_watchdog+0x10/0x10 [ 262.002680][ T31] ? __pfx_kthread+0x10/0x10 [ 262.002706][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 262.002736][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 262.002754][ T31] ? __pfx_kthread+0x10/0x10 [ 262.002778][ T31] ret_from_fork+0x3f9/0x770 [ 262.002801][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 262.002824][ T31] ? __switch_to_asm+0x39/0x70 [ 262.002850][ T31] ? __switch_to_asm+0x33/0x70 [ 262.002877][ T31] ? __pfx_kthread+0x10/0x10 [ 262.002902][ T31] ret_from_fork_asm+0x1a/0x30 [ 262.002958][ T31] [ 262.145039][ T31] Sending NMI from CPU 1 to CPUs 0: [ 262.150299][ C0] NMI backtrace for cpu 0 [ 262.150314][ C0] CPU: 0 UID: 0 PID: 6808 Comm: iou-wrk-6807 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 262.150334][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 262.150345][ C0] RIP: 0010:_copy_to_user+0x90/0xb0 [ 262.150370][ C0] Code: 39 ec 77 38 e8 f1 b8 f5 fc 4c 89 f7 89 de e8 47 39 59 fd 0f 01 cb 4c 89 ff 48 89 d9 4c 89 f6 e8 56 95 b0 06 48 89 cb 0f 01 ca <48> 89 d8 5b 41 5c 41 5d 41 5e 41 5f e9 0f a0 b4 06 cc e8 b9 b8 f5 [ 262.150384][ C0] RSP: 0018:ffffc9000b1c76d0 EFLAGS: 00000246 [ 262.150400][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 262.150410][ C0] RDX: 0000000000000000 RSI: ffffc9000b1c7768 RDI: 0000200000b45458 [ 262.150421][ C0] RBP: ffffc9000b1c77e0 R08: ffffc9000b1c7767 R09: 1ffff92001638eec [ 262.150434][ C0] R10: dffffc0000000000 R11: fffff52001638eed R12: 0000200000b45458 [ 262.150446][ C0] R13: 00007ffffffff000 R14: ffffc9000b1c7760 R15: 0000200000b45450 [ 262.150459][ C0] FS: 00007f10d89d96c0(0000) GS:ffff888125c0f000(0000) knlGS:0000000000000000 [ 262.150473][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 262.150484][ C0] CR2: 00002000000a1000 CR3: 00000000708b2000 CR4: 00000000003526f0 [ 262.150499][ C0] Call Trace: [ 262.150506][ C0] [ 262.150516][ C0] msr_read+0x177/0x250 [ 262.150541][ C0] ? __pfx_msr_read+0x10/0x10 [ 262.150566][ C0] loop_rw_iter+0x425/0x660 [ 262.150596][ C0] __io_read+0x1326/0x14f0 [ 262.150625][ C0] ? put_dec_trunc8+0x1fd/0x340 [ 262.150649][ C0] ? __pfx___io_read+0x10/0x10 [ 262.150676][ C0] io_read+0x1c/0x60 [ 262.150697][ C0] __io_issue_sqe+0x17e/0x4b0 [ 262.150720][ C0] io_issue_sqe+0x165/0xfd0 [ 262.150742][ C0] ? rcu_is_watching+0x15/0xb0 [ 262.150766][ C0] io_wq_submit_work+0x6e9/0xb90 [ 262.150789][ C0] io_worker_handle_work+0x7cd/0x1180 [ 262.150815][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 262.150841][ C0] io_wq_worker+0x42f/0xeb0 [ 262.150869][ C0] ? io_wq_worker+0x351/0xeb0 [ 262.150891][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 262.150916][ C0] ? rcu_is_watching+0x15/0xb0 [ 262.150934][ C0] ? rcu_is_watching+0x15/0xb0 [ 262.150950][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 262.150971][ C0] ret_from_fork+0x3f9/0x770 [ 262.150989][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 262.151008][ C0] ? __switch_to_asm+0x39/0x70 [ 262.151030][ C0] ? __switch_to_asm+0x33/0x70 [ 262.151051][ C0] ? __pfx_io_wq_worker+0x10/0x10 [ 262.151073][ C0] ret_from_fork_asm+0x1a/0x30 [ 262.151102][ C0] [ 262.401155][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 262.408051][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 262.419353][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 262.429429][ T31] Call Trace: [ 262.432729][ T31] [ 262.435683][ T31] dump_stack_lvl+0x99/0x250 [ 262.440307][ T31] ? __asan_memcpy+0x40/0x70 [ 262.444922][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 262.450158][ T31] ? __pfx__printk+0x10/0x10 [ 262.454789][ T31] vpanic+0x281/0x750 [ 262.458797][ T31] ? rcu_is_watching+0x15/0xb0 [ 262.463586][ T31] ? __pfx_vpanic+0x10/0x10 [ 262.468117][ T31] ? preempt_schedule_irq+0xde/0x150 [ 262.473436][ T31] ? __pfx_preempt_schedule_irq+0x10/0x10 [ 262.479204][ T31] panic+0xb9/0xc0 [ 262.482950][ T31] ? __pfx_panic+0x10/0x10 [ 262.487392][ T31] ? __pfx_panic+0x10/0x10 [ 262.491834][ T31] watchdog+0xf9f/0xfa0 [ 262.496023][ T31] ? watchdog+0x1e2/0xfa0 [ 262.500388][ T31] kthread+0x711/0x8a0 [ 262.504498][ T31] ? __pfx_watchdog+0x10/0x10 [ 262.509218][ T31] ? __pfx_kthread+0x10/0x10 [ 262.513837][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 262.519067][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 262.524284][ T31] ? __pfx_kthread+0x10/0x10 [ 262.528912][ T31] ret_from_fork+0x3f9/0x770 [ 262.533532][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 262.538791][ T31] ? __switch_to_asm+0x39/0x70 [ 262.543594][ T31] ? __switch_to_asm+0x33/0x70 [ 262.548390][ T31] ? __pfx_kthread+0x10/0x10 [ 262.553013][ T31] ret_from_fork_asm+0x1a/0x30 [ 262.557813][ T31] [ 262.561175][ T31] Kernel Offset: disabled [ 262.565500][ T31] Rebooting in 86400 seconds..