./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor500447596 <...> Warning: Permanently added '10.128.10.54' (ED25519) to the list of known hosts. execve("./syz-executor500447596", ["./syz-executor500447596"], 0x7ffc7a6f26d0 /* 10 vars */) = 0 brk(NULL) = 0x555593529000 brk(0x555593529d40) = 0x555593529d40 arch_prctl(ARCH_SET_FS, 0x5555935293c0) = 0 set_tid_address(0x555593529690) = 5832 set_robust_list(0x5555935296a0, 24) = 0 rseq(0x555593529ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor500447596", 4096) = 27 getrandom("\x8c\x77\x30\xb0\x9c\xb9\x3f\xda", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555593529d40 brk(0x55559354ad40) = 0x55559354ad40 brk(0x55559354b000) = 0x55559354b000 mprotect(0x7faa0f4bc000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5833 attached [pid 5833] set_robust_list(0x5555935296a0, 24 [pid 5832] <... clone resumed>, child_tidptr=0x555593529690) = 5833 [pid 5833] <... set_robust_list resumed>) = 0 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5834 attached [pid 5833] <... clone resumed>, child_tidptr=0x555593529690) = 5834 ./strace-static-x86_64: Process 5835 attached [pid 5834] set_robust_list(0x5555935296a0, 24) = 0 [pid 5834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5832] <... clone resumed>, child_tidptr=0x555593529690) = 5835 [pid 5835] set_robust_list(0x5555935296a0, 24) = 0 [pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] <... prctl resumed>) = 0 [pid 5834] setpgid(0, 0) = 0 [pid 5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5837 attached ./strace-static-x86_64: Process 5836 attached [pid 5832] <... clone resumed>, child_tidptr=0x555593529690) = 5837 [pid 5834] <... openat resumed>) = 3 [pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] set_robust_list(0x5555935296a0, 24 [pid 5835] <... clone resumed>, child_tidptr=0x555593529690) = 5836 [pid 5834] write(3, "1000", 4 [pid 5836] set_robust_list(0x5555935296a0, 24 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] <... set_robust_list resumed>) = 0 [pid 5834] <... write resumed>) = 4 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5834] close(3./strace-static-x86_64: Process 5839 attached [pid 5836] <... prctl resumed>) = 0 [pid 5834] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 5838 attached [pid 5837] <... clone resumed>, child_tidptr=0x555593529690) = 5839 [pid 5834] write(1, "executing program\n", 18 [pid 5832] <... clone resumed>, child_tidptr=0x555593529690) = 5838 [pid 5839] set_robust_list(0x5555935296a0, 24 [pid 5838] set_robust_list(0x5555935296a0, 24 [pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... set_robust_list resumed>) = 0 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5836] setpgid(0, 0 [pid 5834] <... write resumed>) = 18 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] <... setpgid resumed>) = 0 [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5840 attached [pid 5839] <... prctl resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5832] <... clone resumed>, child_tidptr=0x555593529690) = 5840 [pid 5840] set_robust_list(0x5555935296a0, 24 [pid 5839] setpgid(0, 0 [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5834] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, ./strace-static-x86_64: Process 5841 attached [pid 5841] set_robust_list(0x5555935296a0, 24 [pid 5834] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555593529690) = 5841 [pid 5834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5839] <... setpgid resumed>) = 0 [pid 5836] <... openat resumed>) = 3 [pid 5834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... prctl resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] write(3, "1000", 4 [pid 5834] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5841] setpgid(0, 0 [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] <... write resumed>) = 4 [pid 5834] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5841] <... setpgid resumed>) = 0 [pid 5836] close(3 [pid 5839] <... openat resumed>) = 3 [pid 5834] <... mprotect resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] <... close resumed>) = 0 [pid 5834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5836] write(1, "executing program\n", 18executing program [pid 5841] <... openat resumed>) = 3 [pid 5836] <... write resumed>) = 18 [pid 5834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5836] <... futex resumed>) = 0 [pid 5841] write(3, "1000", 4 [pid 5836] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, ./strace-static-x86_64: Process 5843 attached ./strace-static-x86_64: Process 5842 attached [pid 5841] <... write resumed>) = 4 [pid 5836] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] close(3 [pid 5836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5834] <... clone3 resumed> => {parent_tid=[5843]}, 88) = 5843 [pid 5843] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053executing program [pid 5842] set_robust_list(0x5555935296a0, 24 [pid 5841] <... close resumed>) = 0 [pid 5839] write(3, "1000", 4 [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5834] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] <... rseq resumed>) = 0 [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] write(1, "executing program\n", 18 [pid 5840] <... clone resumed>, child_tidptr=0x555593529690) = 5842 [pid 5839] <... write resumed>) = 4 [pid 5836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] set_robust_list(0x7faa0f3f39a0, 24 [pid 5839] close(3 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... prctl resumed>) = 0 executing program [pid 5841] <... write resumed>) = 18 [pid 5839] <... close resumed>) = 0 [pid 5836] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] setpgid(0, 0 [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] write(1, "executing program\n", 18 [pid 5836] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5834] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... setpgid resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5839] <... write resumed>) = 18 [pid 5836] <... mprotect resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5843] mkdir("./file0", 000 [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5844 attached ) = 0x7faa0f3d3000 [pid 5844] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053) = 0 [pid 5841] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5843] <... mkdir resumed>) = 0 [pid 5841] <... mprotect resumed>) = 0 [pid 5839] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, [pid 5844] set_robust_list(0x7faa0f3f39a0, 24 [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... set_robust_list resumed>) = 0 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5836] <... clone3 resumed> => {parent_tid=[5844]}, 88) = 5844 [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5836] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5845 attached [pid 5842] <... openat resumed>) = 3 [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5842] write(3, "1000", 4 [pid 5844] <... futex resumed>) = 0 [pid 5842] <... write resumed>) = 4 [pid 5839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5836] <... futex resumed>) = 1 [pid 5844] mkdir("./file0", 000 [pid 5845] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5842] close(3 [pid 5841] <... clone3 resumed> => {parent_tid=[5845]}, 88) = 5845 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] <... rseq resumed>) = 0 [pid 5844] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5842] <... close resumed>) = 0 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5845] set_robust_list(0x7faa0f3f39a0, 24 [pid 5842] write(1, "executing program\n", 18 [pid 5839] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5845] <... set_robust_list resumed>) = 0 [pid 5842] <... write resumed>) = 18 [pid 5839] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... futex resumed>) = 1 [pid 5843] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... mprotect resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] <... futex resumed>) = 0 [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, [pid 5836] <... futex resumed>) = 0 [pid 5845] mkdir("./file0", 000 [pid 5844] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5843] <... futex resumed>) = 1 [pid 5842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 0 [pid 5845] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5844] <... mount resumed>) = 0 [pid 5843] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5834] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 [pid 5844] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5846 attached [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... clone3 resumed> => {parent_tid=[5846]}, 88) = 5846 [pid 5836] <... futex resumed>) = 0 [pid 5843] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5846] <... rseq resumed>) = 0 [pid 5845] <... futex resumed>) = 1 [pid 5844] chdir("./file0" [pid 5842] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5841] <... futex resumed>) = 0 [pid 5839] rt_sigprocmask(SIG_SETMASK, [], [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] set_robust_list(0x7faa0f3f39a0, 24 [pid 5845] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] <... chdir resumed>) = 0 [pid 5842] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... mprotect resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5839] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5844] <... futex resumed>) = 1 [pid 5843] <... mount resumed>) = 0 [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... futex resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] mkdir("./file0", 000 [pid 5845] <... mount resumed>) = 0 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = 1 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5846] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5844] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5834] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... futex resumed>) = 1 [pid 5845] <... futex resumed>) = 1 [pid 5844] <... openat resumed>) = 3 [pid 5843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5847 attached [pid 5846] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5845] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] chdir("./file0" [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 [pid 5846] <... mount resumed>) = 0 [pid 5844] <... futex resumed>) = 1 [pid 5841] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5843] <... chdir resumed>) = 0 [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5843] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] chdir("./file0" [pid 5842] <... clone3 resumed> => {parent_tid=[5847]}, 88) = 5847 [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... rseq resumed>) = 0 [pid 5845] <... chdir resumed>) = 0 [pid 5844] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5843] <... futex resumed>) = 0 [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] set_robust_list(0x7faa0f3f39a0, 24 [pid 5846] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5834] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... set_robust_list resumed>) = 0 [pid 5846] <... futex resumed>) = 1 [pid 5845] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5839] <... futex resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5845] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5843] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5847] mkdir("./file0", 000 [pid 5846] chdir("./file0" [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5846] <... chdir resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5843] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5843] <... futex resumed>) = 1 [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5846] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5846] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5839] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... futex resumed>) = 0 [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... mount resumed>) = 0 [pid 5843] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5847] chdir("./file0" [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... chdir resumed>) = 0 [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] <... futex resumed>) = 1 [pid 5847] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3 [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5847] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5836] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5836] <... mmap resumed>) = 0x7faa0f3b2000 [pid 5836] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5847] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5844] <... write resumed>) = 16777216 [pid 5836] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} => {parent_tid=[5848]}, 88) = 5848 [pid 5836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5836] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5836] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5848 attached [pid 5848] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5841] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5834] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5839] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7faa0f3b2000 [pid 5834] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE [pid 5839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5834] <... mprotect resumed>) = 0 [pid 5839] <... mmap resumed>) = 0x7faa0f3b2000 [pid 5834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5848] <... rseq resumed>) = 0 [pid 5834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5848] set_robust_list(0x7faa0f3d29a0, 24 [pid 5841] <... mmap resumed>) = 0x7faa0f3b2000 [pid 5834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} [pid 5839] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE [pid 5848] <... set_robust_list resumed>) = 0 [pid 5841] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE [pid 5848] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5849 attached NULL, 8) = 0 [pid 5839] <... mprotect resumed>) = 0 [pid 5834] <... clone3 resumed> => {parent_tid=[5849]}, 88) = 5849 [pid 5849] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5848] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5834] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... rseq resumed>) = 0 [pid 5841] <... mprotect resumed>) = 0 [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] set_robust_list(0x7faa0f3d29a0, 24 [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... openat resumed>) = 3 [pid 5845] <... write resumed>) = 16777216 [pid 5841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} [pid 5839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} [pid 5849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5834] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5848] <... mmap resumed>) = 0x400000000000 [pid 5846] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5850 attached [pid 5842] <... futex resumed>) = 0 [pid 5834] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5851 attached [pid 5850] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5849] <... mmap resumed>) = 0x400000000000 [pid 5848] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... clone3 resumed> => {parent_tid=[5851]}, 88) = 5851 [pid 5839] <... clone3 resumed> => {parent_tid=[5850]}, 88) = 5850 [pid 5851] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5850] <... rseq resumed>) = 0 [pid 5848] <... futex resumed>) = 1 [pid 5846] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5845] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] <... mmap resumed>) = 0x7faa0f3b2000 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] rt_sigprocmask(SIG_SETMASK, [], [pid 5836] <... futex resumed>) = 0 [pid 5851] <... rseq resumed>) = 0 [pid 5850] set_robust_list(0x7faa0f3d29a0, 24 [pid 5848] futex(0x7faa0f4c2318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] set_robust_list(0x7faa0f3d29a0, 24 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... mprotect resumed>) = 0 [pid 5844] <... futex resumed>) = 0 [pid 5841] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... futex resumed>) = 1 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5850] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... futex resumed>) = 1 [pid 5844] madvise(0x400000000000, 6291459, MADV_REMOVE [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5851] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] madvise(0x400000000000, 6291459, MADV_REMOVE [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5836] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} [pid 5834] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5852 attached [pid 5851] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5841] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5842] <... clone3 resumed> => {parent_tid=[5852]}, 88) = 5852 [pid 5839] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... rseq resumed>) = 0 [pid 5844] <... madvise resumed>) = 0 [pid 5843] <... write resumed>) = 2097152 [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5843] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5844] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] set_robust_list(0x7faa0f3d29a0, 24 [pid 5843] <... futex resumed>) = 0 [pid 5836] exit_group(0 [pid 5844] <... futex resumed>) = ? [pid 5848] <... futex resumed>) = ? [pid 5836] <... exit_group resumed>) = ? [pid 5852] <... set_robust_list resumed>) = 0 [pid 5849] <... madvise resumed>) = 0 [pid 5848] +++ exited with 0 +++ [pid 5844] +++ exited with 0 +++ [pid 5843] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5849] <... futex resumed>) = 1 [pid 5842] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 0 [pid 5849] futex(0x7faa0f4c2318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] exit_group(0 [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] <... futex resumed>) = ? [pid 5843] <... futex resumed>) = ? [pid 5834] <... exit_group resumed>) = ? [pid 5852] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5849] +++ exited with 0 +++ [pid 5843] +++ exited with 0 +++ [pid 5834] +++ exited with 0 +++ [pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5836] +++ exited with 0 +++ [pid 5833] restart_syscall(<... resuming interrupted clone ...> [pid 5835] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5847] <... write resumed>) = 16777216 [pid 5833] <... restart_syscall resumed>) = 0 [pid 5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5833] <... clone resumed>, child_tidptr=0x555593529690) = 5854 [pid 5847] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5854 attached [pid 5853] set_robust_list(0x5555935296a0, 24 [pid 5841] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] set_robust_list(0x5555935296a0, 24 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 1 [pid 5835] <... clone resumed>, child_tidptr=0x555593529690) = 5853 [pid 5845] madvise(0x400000000000, 6291459, MADV_REMOVE [pid 5841] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5852] <... mmap resumed>) = 0x400000000000 [pid 5839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... prctl resumed>) = 0 [pid 5839] <... futex resumed>) = 1 [pid 5846] <... futex resumed>) = 0 [pid 5854] setpgid(0, 0 [pid 5846] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5839] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... setpgid resumed>) = 0 [pid 5852] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5842] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] write(3, "1000", 4 [pid 5852] futex(0x7faa0f4c2318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 1 executing program [pid 5854] <... write resumed>) = 4 [pid 5853] <... openat resumed>) = 3 [pid 5847] madvise(0x400000000000, 6291459, MADV_REMOVE [pid 5842] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] close(3 [pid 5853] write(3, "1000", 4 [pid 5854] <... close resumed>) = 0 [pid 5854] write(1, "executing program\n", 18) = 18 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, [pid 5853] <... write resumed>) = 4 [pid 5854] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7faa0f3d3000 [pid 5854] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5853] close(3 [pid 5854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5853] <... close resumed>) = 0 [pid 5854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0}./strace-static-x86_64: Process 5855 attached => {parent_tid=[5855]}, 88) = 5855 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] <... rseq resumed>) = 0 [pid 5854] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] set_robust_list(0x7faa0f3f39a0, 24executing program [pid 5854] <... futex resumed>) = 0 [pid 5855] <... set_robust_list resumed>) = 0 [pid 5853] write(1, "executing program\n", 18 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5855] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 5855] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5854] <... futex resumed>) = 0 [pid 5854] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] mount(NULL, "./file0", "tmpfs", 0, "huge=always,") = 0 [pid 5853] <... write resumed>) = 18 [pid 5855] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5854] <... futex resumed>) = 0 [pid 5855] chdir("./file0" [pid 5854] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] <... chdir resumed>) = 0 [pid 5855] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5854] <... futex resumed>) = 0 [pid 5855] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5854] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] <... futex resumed>) = 0 [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... madvise resumed>) = 0 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... futex resumed>) = 0 [pid 5855] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5853] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, NULL, 8) = 0 [pid 5847] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] exit_group(0 [pid 5853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5847] <... futex resumed>) = ? [pid 5842] <... exit_group resumed>) = ? [pid 5853] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5847] +++ exited with 0 +++ [pid 5853] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5852] <... futex resumed>) = ? [pid 5853] <... mprotect resumed>) = 0 [pid 5852] +++ exited with 0 +++ [pid 5842] +++ exited with 0 +++ [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5855] <... openat resumed>) = 3 [pid 5855] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5854] <... futex resumed>) = 0 [pid 5854] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5855] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5854] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... restart_syscall resumed>) = 0 [pid 5853] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] <... mmap resumed>) = 0x400000000000 [pid 5853] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... mmap resumed>) = 0x400000000000 [pid 5839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5850] <... write resumed>) = 16777216 [pid 5839] futex(0x7faa0f4c232c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555593529690) = 5856 [pid 5839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5857 attached [pid 5853] <... clone3 resumed> => {parent_tid=[5857]}, 88) = 5857 ./strace-static-x86_64: Process 5856 attached [pid 5856] set_robust_list(0x5555935296a0, 24) = 0 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5856] setpgid(0, 0) = 0 [pid 5857] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... mmap resumed>) = 0x7faa0f391000 [pid 5857] <... rseq resumed>) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] mprotect(0x7faa0f392000, 131072, PROT_READ|PROT_WRITE [pid 5856] write(3, "1000", 4) = 4 [pid 5856] close(3 [pid 5857] set_robust_list(0x7faa0f3f39a0, 24 [pid 5853] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... futex resumed>) = 0 [pid 5846] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... mprotect resumed>) = 0 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5853] <... futex resumed>) = 0 [pid 5850] futex(0x7faa0f4c2318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... futex resumed>) = 0 [pid 5857] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] mkdir("./file0", 000 [pid 5839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5857] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3b1990, parent_tid=0x7faa0f3b1990, exit_signal=0, stack=0x7faa0f391000, stack_size=0x20300, tls=0x7faa0f3b16c0} [pid 5857] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5853] <... futex resumed>) = 0 [pid 5857] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... clone3 resumed> => {parent_tid=[5858]}, 88) = 5858 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5853] <... futex resumed>) = 0 [pid 5839] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5858 attached [pid 5856] <... close resumed>) = 0 [pid 5851] <... futex resumed>) = 0 executing program [pid 5839] futex(0x7faa0f4c2328, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] write(1, "executing program\n", 18 [pid 5851] futex(0x7faa0f4c2318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] rseq(0x7faa0f3b1fe0, 0x20, 0, 0x53053053 [pid 5856] <... write resumed>) = 18 [pid 5858] <... rseq resumed>) = 0 [pid 5856] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] set_robust_list(0x7faa0f3b19a0, 24 [pid 5856] <... futex resumed>) = 0 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5856] rt_sigaction(SIGRT_1, {sa_handler=0x7faa0f45e450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7faa0f44fad0}, [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] madvise(0x400000000000, 6291459, MADV_REMOVE [pid 5857] <... mount resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] futex(0x7faa0f4c232c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... mmap resumed>) = 0x7faa0f3d3000 [pid 5856] mprotect(0x7faa0f3d4000, 131072, PROT_READ|PROT_WRITE [pid 5857] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... mprotect resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5853] <... futex resumed>) = 0 [pid 5857] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5853] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3f3990, parent_tid=0x7faa0f3f3990, exit_signal=0, stack=0x7faa0f3d3000, stack_size=0x20300, tls=0x7faa0f3f36c0} [pid 5853] <... futex resumed>) = 0 [pid 5857] chdir("./file0" [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5859 attached [pid 5857] <... chdir resumed>) = 0 [pid 5856] <... clone3 resumed> => {parent_tid=[5859]}, 88) = 5859 [pid 5859] rseq(0x7faa0f3f3fe0, 0x20, 0, 0x53053053 [pid 5857] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] <... rseq resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5853] <... futex resumed>) = 0 [pid 5859] set_robust_list(0x7faa0f3f39a0, 24 [pid 5857] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7faa0f4c231c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5854] <... futex resumed>) = 0 [pid 5853] <... futex resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5856] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... mmap resumed>) = 0x7faa0f3b2000 [pid 5854] mprotect(0x7faa0f3b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5854] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7faa0f3d2990, parent_tid=0x7faa0f3d2990, exit_signal=0, stack=0x7faa0f3b2000, stack_size=0x20300, tls=0x7faa0f3d26c0} [pid 5857] <... openat resumed>) = 3 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5860 attached [pid 5854] <... clone3 resumed> => {parent_tid=[5860]}, 88) = 5860 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5854] futex(0x7faa0f4c2318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] futex(0x7faa0f4c231c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] rseq(0x7faa0f3d2fe0, 0x20, 0, 0x53053053 [pid 5859] mkdir("./file0", 000 [pid 5857] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... rseq resumed>) = 0 [pid 5860] set_robust_list(0x7faa0f3d29a0, 24) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5860] mmap(0x400000000000, 11755520, PROT_WRITE|PROT_SEM, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 3, 0 [pid 5859] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5858] <... madvise resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5853] <... futex resumed>) = 0 [pid 5845] <... madvise resumed>) = 0 [pid 5859] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7faa0f4c232c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 1 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5853] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 [pid 5859] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] futex(0x7faa0f4c2328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] write(3, "\x23\x21\x20\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x63\x67\x72\x6f\x75\x70\x2e\x63\x6f\x6e\x74\x72\x6f\x6c\x6c\x65\x72\x73\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 34136651 [pid 5856] futex(0x7faa0f4c2308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] futex(0x7faa0f4c2308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] exit_group(0 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5859] mount(NULL, "./file0", "tmpfs", 0, "huge=always," [pid 5858] <... futex resumed>) = ? [pid 5856] futex(0x7faa0f4c230c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... futex resumed>) = ? [pid 5846] <... futex resumed>) = ? [pid 5839] <... exit_group resumed>) = ? [pid 5859] <... mount resumed>) = 0 [pid 5858] +++ exited with 0 +++ [pid 5855] <... write resumed>) = 8388608 [pid 5850] +++ exited with 0 +++ [pid 5841] exit_group(0 [pid 5859] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] futex(0x7faa0f4c230c, FUTEX_WAKE_PRIVATE, 1000000