./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor674771838 <...> Warning: Permanently added '10.128.10.61' (ED25519) to the list of known hosts. execve("./syz-executor674771838", ["./syz-executor674771838"], 0x7fff635bbfc0 /* 10 vars */) = 0 brk(NULL) = 0x55556c268000 brk(0x55556c268d40) = 0x55556c268d40 arch_prctl(ARCH_SET_FS, 0x55556c2683c0) = 0 set_tid_address(0x55556c268690) = 5813 set_robust_list(0x55556c2686a0, 24) = 0 rseq(0x55556c268ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor674771838", 4096) = 27 getrandom("\x2a\x92\x3a\xe8\x05\xe7\x63\xf6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556c268d40 brk(0x55556c289d40) = 0x55556c289d40 brk(0x55556c28a000) = 0x55556c28a000 mprotect(0x7f20a7265000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 5814 ./strace-static-x86_64: Process 5814 attached [pid 5813] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] set_robust_list(0x55556c2686a0, 24) = 0 ./strace-static-x86_64: Process 5815 attached [ 65.989536][ T29] audit: type=1400 audit(1733377802.873:88): avc: denied { execmem } for pid=5813 comm="syz-executor674" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] set_robust_list(0x55556c2686a0, 24./strace-static-x86_64: Process 5816 attached [pid 5813] <... clone resumed>, child_tidptr=0x55556c268690) = 5815 [pid 5813] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] <... set_robust_list resumed>) = 0 [pid 5816] set_robust_list(0x55556c2686a0, 24 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5816 [pid 5816] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5817 attached [pid 5817] set_robust_list(0x55556c2686a0, 24 [pid 5816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5817] <... set_robust_list resumed>) = 0 [pid 5816] setpgid(0, 0 [pid 5813] <... clone resumed>, child_tidptr=0x55556c268690) = 5817 ./strace-static-x86_64: Process 5818 attached [pid 5813] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5816] <... setpgid resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5818 ./strace-static-x86_64: Process 5819 attached [pid 5818] set_robust_list(0x55556c2686a0, 24 [pid 5816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5820 attached [pid 5818] <... set_robust_list resumed>) = 0 [pid 5819] set_robust_list(0x55556c2686a0, 24 [pid 5813] <... clone resumed>, child_tidptr=0x55556c268690) = 5819 [pid 5819] <... set_robust_list resumed>) = 0 [pid 5813] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5820] set_robust_list(0x55556c2686a0, 24 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5820] <... set_robust_list resumed>) = 0 [pid 5818] <... prctl resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5820 [pid 5816] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5821 attached [pid 5820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5818] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5822 attached [pid 5818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5820] <... prctl resumed>) = 0 [pid 5820] setpgid(0, 0 [pid 5822] set_robust_list(0x55556c2686a0, 24 [pid 5821] set_robust_list(0x55556c2686a0, 24 [pid 5820] <... setpgid resumed>) = 0 [pid 5818] <... openat resumed>) = 3 [pid 5816] write(3, "1000", 4 [pid 5813] <... clone resumed>, child_tidptr=0x55556c268690) = 5821 [pid 5822] <... set_robust_list resumed>) = 0 [pid 5821] <... set_robust_list resumed>) = 0 [pid 5820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5822 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5818] write(3, "1000", 4 [pid 5816] <... write resumed>) = 4 ./strace-static-x86_64: Process 5823 attached [pid 5822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5820] <... openat resumed>) = 3 [pid 5818] <... write resumed>) = 4 [pid 5816] close(3 [pid 5823] set_robust_list(0x55556c2686a0, 24 [pid 5822] <... prctl resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5823 [pid 5823] <... set_robust_list resumed>) = 0 [pid 5822] setpgid(0, 0 [pid 5820] write(3, "1000", 4 [pid 5818] close(3 [pid 5816] <... close resumed>) = 0 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] <... setpgid resumed>) = 0 executing program executing program [pid 5823] <... prctl resumed>) = 0 [pid 5822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5820] <... write resumed>) = 4 [pid 5818] <... close resumed>) = 0 [pid 5816] write(1, "executing program\n", 18 [pid 5823] setpgid(0, 0 [pid 5822] <... openat resumed>) = 3 [pid 5820] close(3 [pid 5818] write(1, "executing program\n", 18 [pid 5816] <... write resumed>) = 18 [pid 5820] <... close resumed>) = 0 [pid 5818] <... write resumed>) = 18 [pid 5820] write(1, "executing program\n", 18 [pid 5816] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] <... setpgid resumed>) = 0 executing program [pid 5822] write(3, "1000", 4 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5822] <... write resumed>) = 4 [pid 5820] <... write resumed>) = 18 [pid 5818] <... futex resumed>) = 0 [pid 5816] <... futex resumed>) = 0 [pid 5823] <... openat resumed>) = 3 [pid 5822] close(3 [pid 5818] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5816] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5820] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5816] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5823] write(3, "1000", 4 [pid 5822] <... close resumed>) = 0 [pid 5818] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5823] <... write resumed>) = 4 [pid 5822] write(1, "executing program\n", 18executing program [pid 5820] <... futex resumed>) = 0 [pid 5818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] close(3 [pid 5822] <... write resumed>) = 18 executing program [pid 5820] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] <... close resumed>) = 0 [pid 5822] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] write(1, "executing program\n", 18 [pid 5822] <... futex resumed>) = 0 [pid 5816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5823] <... write resumed>) = 18 [pid 5822] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5820] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5818] <... mmap resumed>) = 0x7f20a717c000 [pid 5823] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5818] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5816] <... mmap resumed>) = 0x7f20a717c000 [pid 5822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5818] <... mprotect resumed>) = 0 [pid 5816] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5823] <... futex resumed>) = 0 [pid 5822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5820] <... mmap resumed>) = 0x7f20a717c000 [pid 5823] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5822] <... mmap resumed>) = 0x7f20a717c000 [pid 5820] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5818] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5816] <... mprotect resumed>) = 0 [pid 5823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5822] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5822] <... mprotect resumed>) = 0 [pid 5820] <... mprotect resumed>) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5822] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5818] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5823] <... mmap resumed>) = 0x7f20a717c000 [pid 5818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5823] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5823] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5824 attached [pid 5822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5818] <... clone3 resumed> => {parent_tid=[5824]}, 88) = 5824 ./strace-static-x86_64: Process 5825 attached [pid 5824] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5818] rt_sigprocmask(SIG_SETMASK, [], [pid 5816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5824] <... rseq resumed>) = 0 [pid 5825] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5825] <... rseq resumed>) = 0 [pid 5824] set_robust_list(0x7f20a719c9a0, 24 [pid 5823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5818] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5826 attached [pid 5825] set_robust_list(0x7f20a719c9a0, 24 [pid 5824] <... set_robust_list resumed>) = 0 [pid 5822] <... clone3 resumed> => {parent_tid=[5825]}, 88) = 5825 [pid 5818] <... futex resumed>) = 0 [pid 5826] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5824] rt_sigprocmask(SIG_SETMASK, [], [pid 5822] rt_sigprocmask(SIG_SETMASK, [], [pid 5824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5816] <... clone3 resumed> => {parent_tid=[5826]}, 88) = 5826 [pid 5824] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5822] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... clone3 resumed> => {parent_tid=[5827]}, 88) = 5827 [pid 5823] <... clone3 resumed> => {parent_tid=[5828]}, 88) = 5828 [pid 5816] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5828 attached ./strace-static-x86_64: Process 5827 attached [pid 5826] <... rseq resumed>) = 0 [pid 5825] rt_sigprocmask(SIG_SETMASK, [], [pid 5818] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5827] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5826] set_robust_list(0x7f20a719c9a0, 24 [pid 5825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5828] <... rseq resumed>) = 0 [pid 5827] <... rseq resumed>) = 0 [pid 5826] <... set_robust_list resumed>) = 0 [pid 5825] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5828] set_robust_list(0x7f20a719c9a0, 24 [pid 5827] set_robust_list(0x7f20a719c9a0, 24 [pid 5826] rt_sigprocmask(SIG_SETMASK, [], [pid 5823] rt_sigprocmask(SIG_SETMASK, [], [pid 5822] <... futex resumed>) = 0 [pid 5820] rt_sigprocmask(SIG_SETMASK, [], [pid 5816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5822] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5816] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] <... set_robust_list resumed>) = 0 [pid 5827] <... set_robust_list resumed>) = 0 [pid 5826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] rt_sigprocmask(SIG_SETMASK, [], [pid 5826] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5823] <... futex resumed>) = 0 [pid 5820] <... futex resumed>) = 0 [pid 5816] <... futex resumed>) = 0 [pid 5828] rt_sigprocmask(SIG_SETMASK, [], [pid 5827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5827] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5820] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5822] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5818] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5823] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5818] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5823] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... mmap resumed>) = 0x7f20a715b000 [pid 5823] <... futex resumed>) = 0 [pid 5822] <... futex resumed>) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5823] <... mmap resumed>) = 0x7f20a715b000 [pid 5823] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5822] <... mmap resumed>) = 0x7f20a715b000 [pid 5818] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5823] <... mprotect resumed>) = 0 [pid 5822] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5818] <... mprotect resumed>) = 0 [pid 5822] <... mprotect resumed>) = 0 [pid 5818] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5818] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5818] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5822] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5830 attached [pid 5823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5822] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5818] <... clone3 resumed> => {parent_tid=[5830]}, 88) = 5830 [pid 5830] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5818] rt_sigprocmask(SIG_SETMASK, [], [pid 5830] <... rseq resumed>) = 0 [pid 5818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] set_robust_list(0x7f20a717b9a0, 24 [pid 5818] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... set_robust_list resumed>) = 0 [pid 5818] <... futex resumed>) = 0 [pid 5830] rt_sigprocmask(SIG_SETMASK, [], [pid 5818] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5831 attached [pid 5830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5820] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5816] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5831] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5830] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5823] <... clone3 resumed> => {parent_tid=[5831]}, 88) = 5831 [pid 5820] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5832 attached [pid 5831] <... rseq resumed>) = 0 [pid 5830] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5823] rt_sigprocmask(SIG_SETMASK, [], [pid 5820] <... futex resumed>) = 0 [pid 5816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5832] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5831] set_robust_list(0x7f20a717b9a0, 24 [pid 5830] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5822] <... clone3 resumed> => {parent_tid=[5832]}, 88) = 5832 [pid 5820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5832] <... rseq resumed>) = 0 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5830] <... futex resumed>) = 1 [pid 5822] rt_sigprocmask(SIG_SETMASK, [], [pid 5818] <... futex resumed>) = 0 [pid 5816] <... mmap resumed>) = 0x7f20a715b000 [pid 5832] set_robust_list(0x7f20a717b9a0, 24 [pid 5831] rt_sigprocmask(SIG_SETMASK, [], [pid 5830] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5820] <... mmap resumed>) = 0x7f20a715b000 [pid 5818] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5832] <... set_robust_list resumed>) = 0 [pid 5831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5822] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5818] <... futex resumed>) = 0 [pid 5816] <... mprotect resumed>) = 0 [pid 5832] rt_sigprocmask(SIG_SETMASK, [], [pid 5831] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5830] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5823] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5822] <... futex resumed>) = 0 [pid 5820] <... mprotect resumed>) = 0 [pid 5818] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5831] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5822] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5831] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5831] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5834 attached [pid 5831] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... clone3 resumed> => {parent_tid=[5833]}, 88) = 5833 [pid 5834] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5820] <... clone3 resumed> => {parent_tid=[5834]}, 88) = 5834 [pid 5816] rt_sigprocmask(SIG_SETMASK, [], [pid 5834] <... rseq resumed>) = 0 [pid 5831] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5823] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] rt_sigprocmask(SIG_SETMASK, [], [pid 5816] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5833 attached [pid 5834] set_robust_list(0x7f20a717b9a0, 24 [pid 5832] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5831] <... socket resumed>) = 3 [pid 5830] <... socket resumed>) = 3 [pid 5825] <... unshare resumed>) = 0 [pid 5820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5832] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5830] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... rseq resumed>) = 0 [pid 5832] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... futex resumed>) = 1 [pid 5818] <... futex resumed>) = 0 [pid 5833] set_robust_list(0x7f20a717b9a0, 24 [pid 5832] <... futex resumed>) = 1 [pid 5830] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5818] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... set_robust_list resumed>) = 0 [pid 5832] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5825] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... futex resumed>) = 0 [pid 5833] rt_sigprocmask(SIG_SETMASK, [], [pid 5830] ioctl(3, SIOCSIFFLAGS, NULL [pid 5825] <... futex resumed>) = 0 [pid 5820] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5822] <... futex resumed>) = 0 [pid 5816] <... futex resumed>) = 0 [pid 5831] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... set_robust_list resumed>) = 0 [pid 5833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5825] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5831] <... futex resumed>) = 1 [pid 5834] rt_sigprocmask(SIG_SETMASK, [], [pid 5833] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5830] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5822] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = 0 [pid 5816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5833] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5831] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5830] <... futex resumed>) = 1 [pid 5825] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5823] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] <... futex resumed>) = 0 [pid 5820] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5818] <... futex resumed>) = 0 [pid 5834] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5833] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5830] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5825] <... socket resumed>) = 3 [pid 5823] <... futex resumed>) = 0 [pid 5822] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5818] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5833] <... futex resumed>) = 1 [pid 5831] ioctl(3, SIOCSIFFLAGS, NULL [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5825] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5818] <... futex resumed>) = 0 [pid 5816] <... futex resumed>) = 0 [pid 5834] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5831] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5830] openat(AT_FDCWD, NULL, O_RDONLY [pid 5825] <... futex resumed>) = 1 [pid 5822] <... futex resumed>) = 0 [pid 5818] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 1 [pid 5831] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5825] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5820] <... futex resumed>) = 0 [pid 5834] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5831] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5822] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5831] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = 0 [pid 5834] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5820] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5822] <... futex resumed>) = 0 [pid 5834] <... socket resumed>) = 3 [pid 5831] openat(AT_FDCWD, NULL, O_RDONLY [pid 5823] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5822] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 1 [pid 5831] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = 0 [pid 5816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] ioctl(3, SIOCSIFFLAGS, NULL [pid 5831] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5820] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = 1 [pid 5833] <... futex resumed>) = 0 [pid 5831] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5820] <... futex resumed>) = 0 [pid 5816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5820] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5834] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... socket resumed>) = 3 [pid 5830] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5830] <... futex resumed>) = 1 [pid 5825] ioctl(3, SIOCSIFFLAGS, NULL [pid 5818] <... futex resumed>) = 0 [pid 5830] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5825] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5825] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5822] <... futex resumed>) = 0 [ 66.164646][ T5830] syz-executor674 uses obsolete (PF_INET,SOCK_PACKET) [ 66.170464][ T29] audit: type=1400 audit(1733377803.053:89): avc: denied { create } for pid=5823 comm="syz-executor674" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [pid 5825] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] <... futex resumed>) = 1 [pid 5833] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... unshare resumed>) = 0 [pid 5822] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... futex resumed>) = 0 [pid 5822] <... futex resumed>) = 1 [pid 5820] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] <... futex resumed>) = 0 [pid 5826] <... futex resumed>) = 0 [pid 5826] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5820] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] <... futex resumed>) = 1 [pid 5833] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] <... futex resumed>) = 0 [pid 5816] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5816] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5834] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5834] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5825] <... futex resumed>) = 0 [pid 5826] ioctl(3, SIOCSIFFLAGS, NULL [pid 5825] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5826] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5825] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5822] <... futex resumed>) = 0 [pid 5826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5822] exit_group(0 [pid 5826] <... futex resumed>) = 1 [pid 5816] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = ? [pid 5816] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... futex resumed>) = ? [pid 5826] openat(AT_FDCWD, NULL, O_RDONLY [pid 5822] <... exit_group resumed>) = ? [pid 5816] <... futex resumed>) = 0 [pid 5832] +++ exited with 0 +++ [pid 5816] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5816] <... futex resumed>) = 0 [pid 5826] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] exit_group(0 [pid 5820] <... futex resumed>) = 0 [pid 5833] <... futex resumed>) = ? [pid 5828] <... unshare resumed>) = 0 [pid 5827] <... unshare resumed>) = 0 [pid 5826] <... futex resumed>) = ? [pid 5825] +++ exited with 0 +++ [pid 5822] +++ exited with 0 +++ [pid 5816] <... exit_group resumed>) = ? [pid 5833] +++ exited with 0 +++ [pid 5826] +++ exited with 0 +++ [pid 5824] <... unshare resumed>) = 0 [pid 5827] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5824] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] exit_group(0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5822, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5834] <... futex resumed>) = ? [pid 5828] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] <... futex resumed>) = 0 [pid 5820] <... exit_group resumed>) = ? [pid 5818] exit_group(0 [pid 5834] +++ exited with 0 +++ [pid 5828] <... futex resumed>) = 0 [pid 5827] +++ exited with 0 +++ [pid 5824] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] +++ exited with 0 +++ [pid 5823] exit_group(0 [pid 5831] <... futex resumed>) = ? [pid 5830] <... futex resumed>) = ? [pid 5824] <... futex resumed>) = ? [pid 5823] <... exit_group resumed>) = ? [pid 5818] <... exit_group resumed>) = ? [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5816, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5831] +++ exited with 0 +++ [pid 5830] +++ exited with 0 +++ [pid 5828] +++ exited with 0 +++ [pid 5824] +++ exited with 0 +++ [pid 5820] +++ exited with 0 +++ [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5841 attached [pid 5823] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5823, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5841 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5841] set_robust_list(0x55556c2686a0, 24 [pid 5821] <... restart_syscall resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5820, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] <... restart_syscall resumed>) = 0 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5817] <... restart_syscall resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 66.228917][ T29] audit: type=1400 audit(1733377803.093:90): avc: denied { ioctl } for pid=5818 comm="syz-executor674" path="socket:[4967]" dev="sockfs" ino=4967 ioctlcmd=0x8914 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=packet_socket permissive=1 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5842 attached ./strace-static-x86_64: Process 5843 attached [pid 5841] <... prctl resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5842 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5843 [pid 5842] set_robust_list(0x55556c2686a0, 24 [pid 5843] set_robust_list(0x55556c2686a0, 24 [pid 5841] setpgid(0, 0 [pid 5818] +++ exited with 0 +++ [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] <... setpgid resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5818, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5843] <... prctl resumed>) = 0 [pid 5842] setpgid(0, 0 [pid 5841] <... openat resumed>) = 3 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5844 [pid 5815] <... restart_syscall resumed>) = 0 [pid 5844] set_robust_list(0x55556c2686a0, 24 [pid 5843] setpgid(0, 0 [pid 5842] <... setpgid resumed>) = 0 [pid 5841] write(3, "1000", 4 [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... write resumed>) = 4 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5845 attached [pid 5844] <... set_robust_list resumed>) = 0 [pid 5843] <... setpgid resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] close(3 [pid 5845] set_robust_list(0x55556c2686a0, 24 [pid 5844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] write(3, "1000", 4 [pid 5841] <... close resumed>) = 0 [pid 5845] <... set_robust_list resumed>) = 0 executing program [pid 5844] <... prctl resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... write resumed>) = 4 [pid 5841] write(1, "executing program\n", 18 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5845 [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] setpgid(0, 0 [pid 5842] close(3 [pid 5841] <... write resumed>) = 18 [pid 5844] <... setpgid resumed>) = 0 [pid 5843] write(3, "1000", 4 [pid 5842] <... close resumed>) = 0 [pid 5841] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... prctl resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5843] <... write resumed>) = 4 [pid 5842] write(1, "executing program\n", 18 [pid 5841] <... futex resumed>) = 0 [pid 5843] close(3 [pid 5842] <... write resumed>) = 18 [pid 5841] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5844] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5842] <... futex resumed>) = 0 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5844] write(3, "1000", 4 [pid 5843] write(1, "executing program\n", 18 [pid 5842] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] <... write resumed>) = 4 [pid 5843] <... write resumed>) = 18 [pid 5842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5841] <... mmap resumed>) = 0x7f20a717c000 [pid 5844] close(3 [pid 5843] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5841] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5844] <... close resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5844] write(1, "executing program\n", 18 [pid 5843] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] <... mprotect resumed>) = 0 [pid 5844] <... write resumed>) = 18 [pid 5843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5842] <... mmap resumed>) = 0x7f20a717c000 [pid 5844] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5842] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5845] setpgid(0, 0 [pid 5844] <... futex resumed>) = 0 [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... setpgid resumed>) = 0 [pid 5844] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... mprotect resumed>) = 0 [pid 5841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] <... mmap resumed>) = 0x7f20a717c000 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5842] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5845] <... openat resumed>) = 3 [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] <... mprotect resumed>) = 0 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 5847 attached ./strace-static-x86_64: Process 5846 attached [pid 5845] write(3, "1000", 4 [pid 5844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5846] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5845] <... write resumed>) = 4 [pid 5847] <... rseq resumed>) = 0 [pid 5846] <... rseq resumed>) = 0 [pid 5845] close(3 [pid 5847] set_robust_list(0x7f20a719c9a0, 24 [pid 5846] set_robust_list(0x7f20a719c9a0, 24 [pid 5845] <... close resumed>) = 0 [pid 5844] <... mmap resumed>) = 0x7f20a717c000 [pid 5843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5842] <... clone3 resumed> => {parent_tid=[5847]}, 88) = 5847 executing program [pid 5841] <... clone3 resumed> => {parent_tid=[5846]}, 88) = 5846 [pid 5847] <... set_robust_list resumed>) = 0 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5845] write(1, "executing program\n", 18 [pid 5844] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5848 attached [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] <... write resumed>) = 18 [pid 5844] <... mprotect resumed>) = 0 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5848] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... rseq resumed>) = 0 [pid 5847] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... futex resumed>) = 0 [pid 5844] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] <... clone3 resumed> => {parent_tid=[5848]}, 88) = 5848 [pid 5842] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5848] set_robust_list(0x7f20a719c9a0, 24 [pid 5845] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5849 attached [pid 5848] <... set_robust_list resumed>) = 0 [pid 5846] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5845] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5843] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... clone3 resumed> => {parent_tid=[5849]}, 88) = 5849 [pid 5843] <... futex resumed>) = 0 [pid 5845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] <... mmap resumed>) = 0x7f20a717c000 [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5844] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5844] <... futex resumed>) = 0 [pid 5845] <... mprotect resumed>) = 0 [pid 5844] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... rseq resumed>) = 0 [pid 5845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5849] set_robust_list(0x7f20a719c9a0, 24 [pid 5845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5849] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5850 attached NULL, 8) = 0 [pid 5850] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5849] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5845] <... clone3 resumed> => {parent_tid=[5850]}, 88) = 5850 [pid 5850] <... rseq resumed>) = 0 [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] set_robust_list(0x7f20a719c9a0, 24 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5845] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] <... futex resumed>) = 0 [pid 5850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5843] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... futex resumed>) = 0 [pid 5842] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... futex resumed>) = 0 [pid 5845] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5844] <... futex resumed>) = 0 [pid 5843] <... mmap resumed>) = 0x7f20a715b000 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5842] <... mmap resumed>) = 0x7f20a715b000 [pid 5841] <... mmap resumed>) = 0x7f20a715b000 [pid 5845] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... mmap resumed>) = 0x7f20a715b000 [pid 5843] <... mprotect resumed>) = 0 [pid 5842] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5841] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5844] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5842] <... mprotect resumed>) = 0 [pid 5841] <... mprotect resumed>) = 0 [pid 5844] <... mprotect resumed>) = 0 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5845] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5854 attached ./strace-static-x86_64: Process 5853 attached ./strace-static-x86_64: Process 5852 attached [pid 5843] <... clone3 resumed> => {parent_tid=[5852]}, 88) = 5852 [pid 5842] <... clone3 resumed> => {parent_tid=[5853]}, 88) = 5853 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5844] <... clone3 resumed> => {parent_tid=[5854]}, 88) = 5854 [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5855 attached [pid 5854] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5853] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5852] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... mmap resumed>) = 0x7f20a715b000 [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] <... rseq resumed>) = 0 [pid 5842] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... rseq resumed>) = 0 [pid 5841] <... clone3 resumed> => {parent_tid=[5855]}, 88) = 5855 [pid 5854] <... rseq resumed>) = 0 [pid 5853] set_robust_list(0x7f20a717b9a0, 24 [pid 5852] set_robust_list(0x7f20a717b9a0, 24 [pid 5845] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5844] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] set_robust_list(0x7f20a717b9a0, 24 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5845] <... mprotect resumed>) = 0 [pid 5844] <... futex resumed>) = 0 [pid 5843] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5842] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] <... rseq resumed>) = 0 [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5853] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5852] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5855] set_robust_list(0x7f20a717b9a0, 24 [pid 5854] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5853] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5855] <... set_robust_list resumed>) = 0 [pid 5854] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5853] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... openat resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 5856 attached [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5853] <... futex resumed>) = 1 [pid 5852] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5856] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... futex resumed>) = 0 [pid 5853] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] <... futex resumed>) = 1 [pid 5845] <... clone3 resumed> => {parent_tid=[5856]}, 88) = 5856 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = 0 [pid 5842] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5855] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5854] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5844] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... rseq resumed>) = 0 [pid 5854] <... socket resumed>) = 3 [pid 5853] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5855] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5842] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] set_robust_list(0x7f20a717b9a0, 24 [pid 5855] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] <... socket resumed>) = 3 [pid 5852] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5845] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... set_robust_list resumed>) = 0 [pid 5854] <... futex resumed>) = 0 [pid 5853] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... socket resumed>) = 3 [pid 5845] <... futex resumed>) = 0 [pid 5844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] <... futex resumed>) = 1 [pid 5854] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] <... futex resumed>) = 1 [pid 5852] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5853] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] <... futex resumed>) = 1 [pid 5844] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] ioctl(3, SIOCSIFFLAGS, NULL [pid 5853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5856] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5855] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5854] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5853] ioctl(3, SIOCSIFFLAGS, NULL [pid 5852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = 0 [pid 5842] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... socket resumed>) = 3 [pid 5852] ioctl(3, SIOCSIFFLAGS, NULL [pid 5856] <... futex resumed>) = 1 [pid 5855] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5845] <... futex resumed>) = 0 [pid 5843] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5855] <... futex resumed>) = 0 [pid 5854] <... futex resumed>) = 1 [pid 5853] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5845] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... socket resumed>) = 3 [pid 5855] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5854] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] <... futex resumed>) = 1 [pid 5852] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... futex resumed>) = 0 [pid 5844] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5853] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] <... futex resumed>) = 1 [pid 5845] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5856] <... futex resumed>) = 0 [pid 5855] ioctl(3, SIOCSIFFLAGS, NULL [pid 5854] openat(AT_FDCWD, NULL, O_RDONLY [pid 5853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5852] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5844] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5855] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5854] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5853] openat(AT_FDCWD, NULL, O_RDONLY [pid 5845] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 1 [pid 5842] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... futex resumed>) = 0 [pid 5845] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5843] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5852] openat(AT_FDCWD, NULL, O_RDONLY [pid 5854] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5856] ioctl(3, SIOCSIFFLAGS, NULL [pid 5855] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... futex resumed>) = 1 [pid 5853] <... futex resumed>) = 1 [pid 5852] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5842] <... futex resumed>) = 0 [pid 5856] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5855] <... futex resumed>) = 1 [pid 5854] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5853] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5856] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5852] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... futex resumed>) = 1 [pid 5855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5845] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5856] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5855] openat(AT_FDCWD, NULL, O_RDONLY [pid 5845] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5855] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5845] <... futex resumed>) = 0 [pid 5845] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] openat(AT_FDCWD, NULL, O_RDONLY [pid 5855] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5855] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] <... futex resumed>) = 1 [pid 5845] <... futex resumed>) = 0 [pid 5856] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... unshare resumed>) = 0 [pid 5849] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5849] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] exit_group(0) = ? [pid 5854] <... futex resumed>) = ? [pid 5849] <... futex resumed>) = ? [pid 5849] +++ exited with 0 +++ [pid 5854] +++ exited with 0 +++ [pid 5848] <... unshare resumed>) = 0 [pid 5844] +++ exited with 0 +++ [pid 5848] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5844, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5848] <... futex resumed>) = 0 [pid 5848] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5859 attached [pid 5843] exit_group(0) = ? [pid 5848] <... futex resumed>) = ? [pid 5859] set_robust_list(0x55556c2686a0, 24 [pid 5848] +++ exited with 0 +++ [pid 5852] <... futex resumed>) = ? [pid 5847] <... unshare resumed>) = 0 [pid 5846] <... unshare resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5859 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5847] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... futex resumed>) = 0 [pid 5846] <... futex resumed>) = 0 [pid 5859] <... prctl resumed>) = 0 [pid 5847] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] setpgid(0, 0 [pid 5842] exit_group(0) = ? [pid 5853] <... futex resumed>) = ? [pid 5859] <... setpgid resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] +++ exited with 0 +++ [pid 5847] <... futex resumed>) = ? [pid 5841] exit_group(0 [pid 5859] <... openat resumed>) = 3 [pid 5855] <... futex resumed>) = ? [pid 5846] <... futex resumed>) = ? [pid 5841] <... exit_group resumed>) = ? [pid 5846] +++ exited with 0 +++ [pid 5859] write(3, "1000", 4) = 4 [pid 5859] close(3) = 0 [pid 5855] +++ exited with 0 +++ [pid 5852] +++ exited with 0 +++ [pid 5850] <... unshare resumed>) = 0 [pid 5847] +++ exited with 0 +++ [pid 5843] +++ exited with 0 +++ [pid 5842] +++ exited with 0 +++ [pid 5841] +++ exited with 0 +++ [pid 5859] write(1, "executing program\n", 18executing program [pid 5850] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5841, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5859] <... write resumed>) = 18 [pid 5859] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5850] <... futex resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5859] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5845] exit_group(0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5863 attached [pid 5859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] <... futex resumed>) = ? [pid 5845] <... exit_group resumed>) = ? [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] +++ exited with 0 +++ [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 5850] +++ exited with 0 +++ [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5859] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5865 attached ./strace-static-x86_64: Process 5864 attached [pid 5863] set_robust_list(0x55556c2686a0, 24 [pid 5859] <... mprotect resumed>) = 0 [pid 5845] +++ exited with 0 +++ [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5863 [pid 5865] set_robust_list(0x55556c2686a0, 24 [pid 5864] set_robust_list(0x55556c2686a0, 24 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5865 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5864 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] <... prctl resumed>) = 0 [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5865] <... prctl resumed>) = 0 [pid 5864] <... prctl resumed>) = 0 [pid 5863] setpgid(0, 0 [pid 5865] setpgid(0, 0 [pid 5859] <... clone3 resumed> => {parent_tid=[5866]}, 88) = 5866 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5866 attached ./strace-static-x86_64: Process 5867 attached [pid 5865] <... setpgid resumed>) = 0 [pid 5864] setpgid(0, 0 [pid 5863] <... setpgid resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5867] set_robust_list(0x55556c2686a0, 24 [pid 5866] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5864] <... setpgid resumed>) = 0 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] <... rseq resumed>) = 0 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] set_robust_list(0x7f20a719c9a0, 24 [pid 5865] <... openat resumed>) = 3 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5863] <... openat resumed>) = 3 [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] write(3, "1000", 4executing program executing program [pid 5859] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5867 [pid 5867] <... prctl resumed>) = 0 [pid 5866] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5865] <... write resumed>) = 4 [pid 5864] <... openat resumed>) = 3 [pid 5863] write(3, "1000", 4 [pid 5859] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... write resumed>) = 4 [pid 5863] close(3) = 0 [pid 5865] close(3 [pid 5863] write(1, "executing program\n", 18 [pid 5865] <... close resumed>) = 0 [pid 5863] <... write resumed>) = 18 [pid 5863] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] write(1, "executing program\n", 18 [pid 5863] <... futex resumed>) = 0 [pid 5865] <... write resumed>) = 18 [pid 5863] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5865] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5865] <... futex resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5865] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] setpgid(0, 0 [pid 5865] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5864] write(3, "1000", 4 [pid 5863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5867] <... setpgid resumed>) = 0 [pid 5865] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5864] <... write resumed>) = 4 [pid 5863] <... mmap resumed>) = 0x7f20a717c000 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] close(3 [pid 5863] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5864] <... close resumed>) = 0 [pid 5863] <... mprotect resumed>) = 0 executing program [pid 5867] <... openat resumed>) = 3 [pid 5865] <... mmap resumed>) = 0x7f20a717c000 [pid 5864] write(1, "executing program\n", 18 [pid 5867] write(3, "1000", 4) = 4 [pid 5865] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5864] <... write resumed>) = 18 [pid 5863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5865] <... mprotect resumed>) = 0 [pid 5863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5867] close(3 [pid 5865] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 5868 attached [pid 5867] <... close resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5868] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053executing program [pid 5867] write(1, "executing program\n", 18 [pid 5865] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5863] <... clone3 resumed> => {parent_tid=[5868]}, 88) = 5868 [pid 5868] <... rseq resumed>) = 0 [pid 5867] <... write resumed>) = 18 [pid 5865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5864] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5869 attached [pid 5868] set_robust_list(0x7f20a719c9a0, 24 [pid 5867] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5869] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5867] <... futex resumed>) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... rseq resumed>) = 0 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] <... clone3 resumed> => {parent_tid=[5869]}, 88) = 5869 [pid 5864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] <... futex resumed>) = 0 [pid 5869] set_robust_list(0x7f20a719c9a0, 24 [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... mmap resumed>) = 0x7f20a717c000 [pid 5863] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... set_robust_list resumed>) = 0 [pid 5868] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5867] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5864] <... mprotect resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5864] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5869] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] <... mmap resumed>) = 0x7f20a717c000 [pid 5865] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5865] <... futex resumed>) = 0 [pid 5864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5869] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5867] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5870 attached [pid 5865] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] <... clone3 resumed> => {parent_tid=[5870]}, 88) = 5870 [pid 5870] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 5870] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5871 attached [pid 5864] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... clone3 resumed> => {parent_tid=[5871]}, 88) = 5871 [pid 5864] <... futex resumed>) = 0 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5864] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5871] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5870] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5871] <... rseq resumed>) = 0 [pid 5867] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] set_robust_list(0x7f20a719c9a0, 24 [pid 5867] <... futex resumed>) = 0 [pid 5867] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] <... set_robust_list resumed>) = 0 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5871] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5859] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5859] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[5872]}, 88) = 5872 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5859] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5859] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5872 attached [pid 5872] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 5872] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5872] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5872] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5859] <... futex resumed>) = 0 [pid 5872] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5872] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5865] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5859] <... futex resumed>) = 0 [pid 5872] <... socket resumed>) = 3 [pid 5859] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5872] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5859] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 0 [pid 5865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] <... mmap resumed>) = 0x7f20a715b000 [pid 5863] <... mmap resumed>) = 0x7f20a715b000 [pid 5865] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5863] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5865] <... mprotect resumed>) = 0 [pid 5864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5863] <... mprotect resumed>) = 0 [pid 5872] ioctl(3, SIOCSIFFLAGS, NULL [pid 5865] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5872] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5865] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5872] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5872] <... futex resumed>) = 1 [pid 5867] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5873 attached ./strace-static-x86_64: Process 5874 attached [pid 5872] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5864] <... mmap resumed>) = 0x7f20a715b000 [pid 5859] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5873] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] <... mmap resumed>) = 0x7f20a715b000 [pid 5865] <... clone3 resumed> => {parent_tid=[5873]}, 88) = 5873 [pid 5864] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5863] <... clone3 resumed> => {parent_tid=[5874]}, 88) = 5874 [pid 5859] <... futex resumed>) = 0 [pid 5874] <... rseq resumed>) = 0 [pid 5873] <... rseq resumed>) = 0 [pid 5872] openat(AT_FDCWD, NULL, O_RDONLY [pid 5867] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... mprotect resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] set_robust_list(0x7f20a717b9a0, 24 [pid 5872] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5873] set_robust_list(0x7f20a717b9a0, 24 [pid 5867] <... mprotect resumed>) = 0 [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5872] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5865] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5863] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5872] <... futex resumed>) = 1 [pid 5867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5865] <... futex resumed>) = 0 [pid 5864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5863] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5875 attached [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5872] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5865] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5876 attached [pid 5873] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5864] <... clone3 resumed> => {parent_tid=[5875]}, 88) = 5875 [pid 5876] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5873] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5867] <... clone3 resumed> => {parent_tid=[5876]}, 88) = 5876 [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] <... rseq resumed>) = 0 [pid 5873] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] set_robust_list(0x7f20a717b9a0, 24 [pid 5874] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5873] <... futex resumed>) = 1 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5865] <... futex resumed>) = 0 [pid 5864] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5873] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5867] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] <... socket resumed>) = 3 [pid 5867] <... futex resumed>) = 0 [pid 5865] <... futex resumed>) = 0 [pid 5864] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5873] <... futex resumed>) = 0 [pid 5865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5873] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5874] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] <... futex resumed>) = 0 [pid 5875] <... rseq resumed>) = 0 [pid 5874] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] set_robust_list(0x7f20a717b9a0, 24 [pid 5874] <... futex resumed>) = 1 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... futex resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5875] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5874] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5863] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5876] <... futex resumed>) = 1 [pid 5875] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... socket resumed>) = 3 [pid 5873] ioctl(3, SIOCSIFFLAGS, NULL [pid 5867] <... futex resumed>) = 0 [pid 5865] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] <... futex resumed>) = 1 [pid 5874] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5867] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = 1 [pid 5864] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = 0 [pid 5876] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] <... futex resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5863] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... socket resumed>) = 3 [pid 5875] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5874] ioctl(3, SIOCSIFFLAGS, NULL [pid 5867] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... futex resumed>) = 0 [pid 5876] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... socket resumed>) = 3 [pid 5874] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5873] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... futex resumed>) = 0 [pid 5875] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 1 [pid 5867] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] ioctl(3, SIOCSIFFLAGS, NULL [pid 5875] <... futex resumed>) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] <... futex resumed>) = 0 [pid 5865] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5876] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5875] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... futex resumed>) = 0 [pid 5864] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] openat(AT_FDCWD, NULL, O_RDONLY [pid 5867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5865] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 0 [pid 5875] ioctl(3, SIOCSIFFLAGS, NULL [pid 5874] openat(AT_FDCWD, NULL, O_RDONLY [pid 5873] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5867] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] openat(AT_FDCWD, NULL, O_RDONLY [pid 5875] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5874] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5873] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... futex resumed>) = 0 [pid 5876] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5874] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 1 [pid 5867] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... futex resumed>) = 0 [pid 5876] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 1 [pid 5874] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5864] <... futex resumed>) = 0 [pid 5875] openat(AT_FDCWD, NULL, O_RDONLY [pid 5864] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5875] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5864] <... futex resumed>) = 0 [pid 5875] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... unshare resumed>) = 0 [pid 5871] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] exit_group(0 [pid 5876] <... futex resumed>) = ? [pid 5871] <... futex resumed>) = ? [pid 5867] <... exit_group resumed>) = ? [pid 5876] +++ exited with 0 +++ [pid 5871] +++ exited with 0 +++ [pid 5867] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5866] <... unshare resumed>) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5866] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] exit_group(0 [pid 5872] <... futex resumed>) = ? [pid 5866] <... futex resumed>) = ? [pid 5859] <... exit_group resumed>) = ? [pid 5872] +++ exited with 0 +++ [pid 5866] +++ exited with 0 +++ [pid 5815] <... restart_syscall resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5859] +++ exited with 0 +++ ./strace-static-x86_64: Process 5879 attached [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5879 [pid 5879] set_robust_list(0x55556c2686a0, 24 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5879] <... set_robust_list resumed>) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5817] <... restart_syscall resumed>) = 0 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3) = 0 [pid 5879] write(1, "executing program\n", 18 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5879] <... write resumed>) = 18 [pid 5879] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, ./strace-static-x86_64: Process 5880 attached NULL, 8) = 0 [pid 5879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 5880] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5879] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5879] <... mprotect resumed>) = 0 [pid 5880] <... prctl resumed>) = 0 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5880] setpgid(0, 0) = 0 [pid 5879] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5869] <... unshare resumed>) = 0 [pid 5868] <... unshare resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5880 [pid 5868] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] exit_group(0 [pid 5874] <... futex resumed>) = ? [pid 5868] <... futex resumed>) = ? [pid 5863] <... exit_group resumed>) = ? [pid 5874] +++ exited with 0 +++ [pid 5869] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] +++ exited with 0 +++ [pid 5869] <... futex resumed>) = 0 [pid 5869] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] exit_group(0 [pid 5869] <... futex resumed>) = ? [pid 5865] <... exit_group resumed>) = ? [pid 5869] +++ exited with 0 +++ [pid 5879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5883 attached [pid 5873] <... futex resumed>) = ? [pid 5879] <... clone3 resumed> => {parent_tid=[5883]}, 88) = 5883 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5883] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5880] <... openat resumed>) = 3 [pid 5883] <... rseq resumed>) = 0 [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] write(3, "1000", 4 [pid 5883] set_robust_list(0x7f20a719c9a0, 24 [pid 5879] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] +++ exited with 0 +++ [pid 5870] <... unshare resumed>) = 0 [pid 5865] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ [pid 5883] <... set_robust_list resumed>) = 0 [pid 5880] <... write resumed>) = 4 [pid 5879] <... futex resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5880] close(3 [pid 5879] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] <... close resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5883] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5880] write(1, "executing program\n", 18 [pid 5870] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached [pid 5864] exit_group(0) = ? ./strace-static-x86_64: Process 5886 attached [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5886 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5885 executing program [pid 5880] <... write resumed>) = 18 [pid 5875] <... futex resumed>) = ? [pid 5880] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] +++ exited with 0 +++ [pid 5870] <... futex resumed>) = ? [pid 5886] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5885] set_robust_list(0x55556c2686a0, 24 [pid 5880] <... futex resumed>) = 0 [pid 5880] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] <... set_robust_list resumed>) = 0 [pid 5880] <... mmap resumed>) = 0x7f20a717c000 [pid 5886] <... prctl resumed>) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5870] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5885] <... prctl resumed>) = 0 [pid 5886] setpgid(0, 0 [pid 5880] <... mprotect resumed>) = 0 [pid 5886] <... setpgid resumed>) = 0 [pid 5885] setpgid(0, 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] <... setpgid resumed>) = 0 [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] <... openat resumed>) = 3 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5885] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5887 attached [pid 5886] write(3, "1000", 4 [pid 5885] write(3, "1000", 4 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 5887] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 5887] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... write resumed>) = 4 [pid 5885] <... write resumed>) = 4 [pid 5880] <... clone3 resumed> => {parent_tid=[5887]}, 88) = 5887 [pid 5814] <... restart_syscall resumed>) = 0 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] close(3 [pid 5885] close(3 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5886] <... close resumed>) = 0 [pid 5886] write(1, "executing program\n", 18 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5886] <... write resumed>) = 18 ./strace-static-x86_64: Process 5888 attached [pid 5886] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... close resumed>) = 0 [pid 5880] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5888 [pid 5887] <... futex resumed>) = 0 [pid 5888] set_robust_list(0x55556c2686a0, 24 [pid 5886] <... futex resumed>) = 0 executing program [pid 5885] write(1, "executing program\n", 18 [pid 5880] <... futex resumed>) = 1 [pid 5887] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5888] <... set_robust_list resumed>) = 0 [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5885] <... write resumed>) = 18 [pid 5880] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5885] <... futex resumed>) = 0 [pid 5879] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5879] <... futex resumed>) = 0 [pid 5888] <... prctl resumed>) = 0 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5885] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5879] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] setpgid(0, 0 [pid 5886] <... mmap resumed>) = 0x7f20a717c000 [pid 5885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5879] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5889 attached => {parent_tid=[5889]}, 88) = 5889 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5879] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5888] <... setpgid resumed>) = 0 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5889] <... rseq resumed>) = 0 [pid 5886] <... mprotect resumed>) = 0 [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5889] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5885] <... mmap resumed>) = 0x7f20a717c000 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5889] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5885] <... mprotect resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5889] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5888] <... openat resumed>) = 3 [pid 5885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5889] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5879] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5890 attached [pid 5879] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5891 attached [pid 5888] write(3, "1000", 4 [pid 5886] <... clone3 resumed> => {parent_tid=[5890]}, 88) = 5890 [pid 5879] <... futex resumed>) = 0 [pid 5890] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5889] <... futex resumed>) = 1 [pid 5891] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5890] <... rseq resumed>) = 0 [pid 5888] <... write resumed>) = 4 [pid 5889] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5885] <... clone3 resumed> => {parent_tid=[5891]}, 88) = 5891 [pid 5879] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... rseq resumed>) = 0 [pid 5890] set_robust_list(0x7f20a719c9a0, 24 [pid 5888] close(3 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... set_robust_list resumed>) = 0 [pid 5889] <... socket resumed>) = 3 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] set_robust_list(0x7f20a719c9a0, 24 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5889] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... close resumed>) = 0 [pid 5886] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] write(1, "executing program\n", 18 [pid 5886] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5889] ioctl(3, SIOCSIFFLAGS, NULL [pid 5888] <... write resumed>) = 18 [pid 5879] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] <... futex resumed>) = 0 [pid 5888] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5885] <... futex resumed>) = 0 [pid 5885] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5888] <... futex resumed>) = 0 [pid 5888] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5889] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5889] openat(AT_FDCWD, NULL, O_RDONLY [pid 5879] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5889] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5889] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... mmap resumed>) = 0x7f20a717c000 [pid 5879] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = 0 [pid 5888] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... mprotect resumed>) = 0 [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 5892 attached [pid 5880] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5888] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5880] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] <... rseq resumed>) = 0 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] set_robust_list(0x7f20a719c9a0, 24 [pid 5888] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5888] <... futex resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5880] <... futex resumed>) = 0 [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5880] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[5893]}, 88) = 5893 ./strace-static-x86_64: Process 5893 attached [pid 5893] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... rseq resumed>) = 0 [pid 5893] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5893] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5893] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5880] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5893] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5893] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] <... unshare resumed>) = 0 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5887] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5893] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 5880] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] <... futex resumed>) = 0 [pid 5893] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5880] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 5887] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5887] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] <... futex resumed>) = 0 [pid 5887] openat(AT_FDCWD, NULL, O_RDONLY [pid 5880] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5887] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5887] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] <... futex resumed>) = 0 [pid 5886] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] exit_group(0 [pid 5893] <... futex resumed>) = ? [pid 5885] <... futex resumed>) = 0 [pid 5880] <... exit_group resumed>) = ? [pid 5893] +++ exited with 0 +++ [pid 5886] <... futex resumed>) = 0 [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5887] <... futex resumed>) = ? [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5888] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5887] +++ exited with 0 +++ [pid 5886] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5885] <... mmap resumed>) = 0x7f20a715b000 [pid 5888] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... mprotect resumed>) = 0 [pid 5885] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5888] <... futex resumed>) = 0 [pid 5885] <... mprotect resumed>) = 0 [pid 5888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] <... mmap resumed>) = 0x7f20a715b000 [pid 5885] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5888] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5888] <... mprotect resumed>) = 0 [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] +++ exited with 0 +++ ./strace-static-x86_64: Process 5895 attached [pid 5888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 5896 attached [pid 5895] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5895] <... rseq resumed>) = 0 [pid 5888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5885] <... clone3 resumed> => {parent_tid=[5895]}, 88) = 5895 [pid 5896] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5895] set_robust_list(0x7f20a717b9a0, 24./strace-static-x86_64: Process 5897 attached [pid 5896] <... rseq resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] set_robust_list(0x7f20a717b9a0, 24 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5888] <... clone3 resumed> => {parent_tid=[5897]}, 88) = 5897 [pid 5886] <... clone3 resumed> => {parent_tid=[5896]}, 88) = 5896 [pid 5897] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5885] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] <... futex resumed>) = 0 [pid 5885] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... rseq resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5886] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5886] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... futex resumed>) = 0 [pid 5895] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5885] <... futex resumed>) = 0 [pid 5895] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5885] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... socket resumed>) = 3 [pid 5895] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 5897] set_robust_list(0x7f20a717b9a0, 24 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5885] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5896] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5895] ioctl(3, SIOCSIFFLAGS, NULL [pid 5888] <... futex resumed>) = 0 [pid 5885] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached [pid 5897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5888] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5895] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5896] <... futex resumed>) = 1 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5896] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] <... futex resumed>) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5898] <... prctl resumed>) = 0 [pid 5897] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] openat(AT_FDCWD, NULL, O_RDONLY [pid 5886] <... futex resumed>) = 0 [pid 5885] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5898 [pid 5898] setpgid(0, 0 [pid 5897] <... futex resumed>) = 1 [pid 5895] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5888] <... futex resumed>) = 0 [pid 5886] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5885] <... futex resumed>) = 0 [pid 5898] <... setpgid resumed>) = 0 [pid 5897] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] <... futex resumed>) = 0 [pid 5895] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 1 [pid 5885] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5896] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5895] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = 0 [pid 5886] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] <... openat resumed>) = 3 [pid 5897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5896] <... socket resumed>) = 3 [pid 5895] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] write(3, "1000", 4 [pid 5897] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5896] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... write resumed>) = 4 [pid 5897] <... socket resumed>) = 3 [pid 5896] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5898] close(3 [pid 5897] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... close resumed>) = 0 [pid 5897] <... futex resumed>) = 1 [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 executing program [pid 5898] write(1, "executing program\n", 18 [pid 5897] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] ioctl(3, SIOCSIFFLAGS, NULL [pid 5888] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... write resumed>) = 18 [pid 5897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5896] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5888] <... futex resumed>) = 0 [pid 5898] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5897] ioctl(3, SIOCSIFFLAGS, NULL [pid 5896] <... futex resumed>) = 1 [pid 5888] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] <... futex resumed>) = 0 [pid 5898] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5896] openat(AT_FDCWD, NULL, O_RDONLY [pid 5886] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5897] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5896] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5886] <... futex resumed>) = 0 [pid 5898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5896] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5896] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] <... mmap resumed>) = 0x7f20a717c000 [pid 5898] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5897] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... unshare resumed>) = 0 [pid 5898] <... mprotect resumed>) = 0 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5897] <... futex resumed>) = 1 [pid 5892] <... unshare resumed>) = 0 [pid 5891] <... unshare resumed>) = 0 [pid 5890] <... unshare resumed>) = 0 [pid 5888] <... futex resumed>) = 0 [pid 5883] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] exit_group(0 [pid 5898] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5897] openat(AT_FDCWD, NULL, O_RDONLY [pid 5892] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = ? [pid 5888] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... futex resumed>) = ? [pid 5879] <... exit_group resumed>) = ? [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5897] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5892] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = 0 [pid 5889] +++ exited with 0 +++ [pid 5888] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5903 attached [pid 5897] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] exit_group(0 [pid 5885] exit_group(0 [pid 5898] <... clone3 resumed> => {parent_tid=[5903]}, 88) = 5903 [pid 5896] <... futex resumed>) = ? [pid 5895] <... futex resumed>) = ? [pid 5890] <... futex resumed>) = ? [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] <... exit_group resumed>) = ? [pid 5885] <... exit_group resumed>) = ? [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] +++ exited with 0 +++ [pid 5895] +++ exited with 0 +++ [pid 5890] +++ exited with 0 +++ [pid 5888] exit_group(0 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] <... exit_group resumed>) = ? [pid 5898] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5897] <... futex resumed>) = ? [pid 5892] <... futex resumed>) = ? [pid 5891] <... futex resumed>) = ? [pid 5886] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5903] <... rseq resumed>) = 0 [pid 5897] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5903] set_robust_list(0x7f20a719c9a0, 24 [pid 5892] +++ exited with 0 +++ [pid 5891] +++ exited with 0 +++ [pid 5888] +++ exited with 0 +++ [pid 5885] +++ exited with 0 +++ [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5903] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5904 attached [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 5905 attached [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5905 ./strace-static-x86_64: Process 5906 attached [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5904 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5906 ./strace-static-x86_64: Process 5907 attached [pid 5906] set_robust_list(0x55556c2686a0, 24 [pid 5905] set_robust_list(0x55556c2686a0, 24 [pid 5904] set_robust_list(0x55556c2686a0, 24 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5907 [pid 5907] set_robust_list(0x55556c2686a0, 24 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5906] <... prctl resumed>) = 0 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5906] setpgid(0, 0 [pid 5905] <... prctl resumed>) = 0 [pid 5904] <... prctl resumed>) = 0 [pid 5907] <... prctl resumed>) = 0 [pid 5906] <... setpgid resumed>) = 0 [pid 5905] setpgid(0, 0 [pid 5904] setpgid(0, 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] <... setpgid resumed>) = 0 [pid 5904] <... setpgid resumed>) = 0 [pid 5907] setpgid(0, 0 [pid 5906] <... openat resumed>) = 3 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] <... setpgid resumed>) = 0 [pid 5905] <... openat resumed>) = 3 [pid 5904] <... openat resumed>) = 3 [pid 5906] write(3, "1000", 4 [pid 5905] write(3, "1000", 4 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5906] <... write resumed>) = 4 [pid 5905] <... write resumed>) = 4 [pid 5904] write(3, "1000", 4 [pid 5907] <... openat resumed>) = 3 [pid 5906] close(3executing program [pid 5905] close(3 [pid 5904] <... write resumed>) = 4 [pid 5906] <... close resumed>) = 0 [pid 5905] <... close resumed>) = 0 [pid 5904] close(3 [pid 5906] write(1, "executing program\n", 18 [pid 5907] write(3, "1000", 4 [pid 5905] write(1, "executing program\n", 18executing program [pid 5904] <... close resumed>) = 0 [pid 5906] <... write resumed>) = 18 executing program [pid 5905] <... write resumed>) = 18 [pid 5904] write(1, "executing program\n", 18 [pid 5907] <... write resumed>) = 4 [pid 5906] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] close(3 [pid 5906] <... futex resumed>) = 0 [pid 5905] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... write resumed>) = 18 [pid 5907] <... close resumed>) = 0 [pid 5906] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5905] <... futex resumed>) = 0 executing program [pid 5907] write(1, "executing program\n", 18 [pid 5906] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5905] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5904] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... write resumed>) = 18 [pid 5906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5907] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5907] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5907] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5906] <... mmap resumed>) = 0x7f20a717c000 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5898] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5906] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] <... mprotect resumed>) = 0 [pid 5905] <... mmap resumed>) = 0x7f20a717c000 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5906] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5905] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5907] <... mmap resumed>) = 0x7f20a717c000 [pid 5904] <... mmap resumed>) = 0x7f20a717c000 [pid 5905] <... mprotect resumed>) = 0 [pid 5904] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5907] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5898] <... mmap resumed>) = 0x7f20a715b000 [pid 5898] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5907] <... mprotect resumed>) = 0 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5898] <... clone3 resumed> => {parent_tid=[5908]}, 88) = 5908 ./strace-static-x86_64: Process 5909 attached ./strace-static-x86_64: Process 5908 attached [pid 5907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5908] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5906] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5910 attached [pid 5909] <... rseq resumed>) = 0 [pid 5908] <... rseq resumed>) = 0 [pid 5906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5910] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5909] set_robust_list(0x7f20a719c9a0, 24 [pid 5908] set_robust_list(0x7f20a717b9a0, 24 [pid 5907] <... clone3 resumed> => {parent_tid=[5910]}, 88) = 5910 [pid 5898] <... futex resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5912 attached ./strace-static-x86_64: Process 5911 attached [pid 5910] <... rseq resumed>) = 0 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] <... clone3 resumed> => {parent_tid=[5911]}, 88) = 5911 [pid 5904] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5911] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5910] set_robust_list(0x7f20a719c9a0, 24 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] <... clone3 resumed> => {parent_tid=[5912]}, 88) = 5912 [pid 5904] <... futex resumed>) = 0 [pid 5912] <... rseq resumed>) = 0 [pid 5911] <... rseq resumed>) = 0 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] set_robust_list(0x7f20a719c9a0, 24 [pid 5911] set_robust_list(0x7f20a719c9a0, 24 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5909] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5908] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5907] <... futex resumed>) = 0 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5911] <... set_robust_list resumed>) = 0 [pid 5908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5910] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5908] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5912] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5911] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5906] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... futex resumed>) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5908] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] <... futex resumed>) = 0 [pid 5908] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5898] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... socket resumed>) = 3 [pid 5908] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5908] ioctl(3, SIOCSIFFLAGS, NULL [pid 5898] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5898] <... futex resumed>) = 0 [pid 5908] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5908] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5898] <... futex resumed>) = 0 [pid 5908] openat(AT_FDCWD, NULL, O_RDONLY [pid 5898] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5908] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5908] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] <... unshare resumed>) = 0 [pid 5903] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] exit_group(0 [pid 5908] <... futex resumed>) = ? [pid 5903] <... futex resumed>) = ? [pid 5898] <... exit_group resumed>) = ? [pid 5908] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5904] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5904] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5898] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 5914 attached [pid 5904] <... clone3 resumed> => {parent_tid=[5914]}, 88) = 5914 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5914] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5914] <... rseq resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] set_robust_list(0x7f20a717b9a0, 24 [pid 5904] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5914] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 1 [pid 5914] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 5914] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] <... futex resumed>) = 1 [pid 5904] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 5914] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... restart_syscall resumed>) = 0 [pid 5907] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5914] <... futex resumed>) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5906] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5914] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5906] <... futex resumed>) = 0 [pid 5904] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] <... mmap resumed>) = 0x7f20a715b000 [pid 5906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5905] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5914] openat(AT_FDCWD, NULL, O_RDONLY [pid 5907] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5906] <... mmap resumed>) = 0x7f20a715b000 [pid 5905] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5914] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5907] <... mprotect resumed>) = 0 [pid 5906] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5905] <... futex resumed>) = 0 [pid 5904] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5915 attached [pid 5914] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5906] <... mprotect resumed>) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... futex resumed>) = 0 [pid 5907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5906] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5905] <... mmap resumed>) = 0x7f20a715b000 [pid 5907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5905] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5915] set_robust_list(0x55556c2686a0, 24 [pid 5906] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5916 attached [pid 5915] <... set_robust_list resumed>) = 0 [pid 5914] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] <... clone3 resumed> => {parent_tid=[5916]}, 88) = 5916 [pid 5906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5905] <... mprotect resumed>) = 0 [pid 5916] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5915 ./strace-static-x86_64: Process 5917 attached [pid 5916] <... rseq resumed>) = 0 [pid 5915] <... prctl resumed>) = 0 [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] set_robust_list(0x7f20a717b9a0, 24 [pid 5915] setpgid(0, 0 [pid 5907] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... clone3 resumed> => {parent_tid=[5917]}, 88) = 5917 [pid 5905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5917] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] <... setpgid resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5917] <... rseq resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5918 attached [pid 5917] set_robust_list(0x7f20a717b9a0, 24 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... openat resumed>) = 3 [pid 5906] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... clone3 resumed> => {parent_tid=[5918]}, 88) = 5918 [pid 5918] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5916] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5915] write(3, "1000", 4 [pid 5906] <... futex resumed>) = 0 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] <... rseq resumed>) = 0 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5916] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5915] <... write resumed>) = 4 [pid 5906] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] set_robust_list(0x7f20a717b9a0, 24 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] <... futex resumed>) = 0 [pid 5917] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] close(3 [pid 5906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 1 [pid 5915] <... close resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5906] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] <... futex resumed>) = 1 [pid 5918] <... futex resumed>) = 0 [pid 5917] <... futex resumed>) = 0 executing program [pid 5916] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] write(1, "executing program\n", 18 [pid 5907] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... futex resumed>) = 1 [pid 5905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5917] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... write resumed>) = 18 [pid 5907] <... futex resumed>) = 0 [pid 5906] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5917] <... socket resumed>) = 3 [pid 5916] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5915] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... socket resumed>) = 3 [pid 5915] <... futex resumed>) = 0 [pid 5918] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 1 [pid 5916] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5918] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5906] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = 1 [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5907] <... futex resumed>) = 0 [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5918] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5917] ioctl(3, SIOCSIFFLAGS, NULL [pid 5916] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... socket resumed>) = 3 [pid 5917] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5907] <... futex resumed>) = 0 [pid 5918] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] ioctl(3, SIOCSIFFLAGS, NULL [pid 5915] <... mmap resumed>) = 0x7f20a717c000 [pid 5907] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 1 [pid 5916] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5915] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5918] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... mprotect resumed>) = 0 [pid 5906] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5918] ioctl(3, SIOCSIFFLAGS, NULL [pid 5917] openat(AT_FDCWD, NULL, O_RDONLY [pid 5916] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5907] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5917] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5918] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] openat(AT_FDCWD, NULL, O_RDONLY [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5907] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5919 attached [pid 5918] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 1 [pid 5916] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5906] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5919] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5918] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... clone3 resumed> => {parent_tid=[5919]}, 88) = 5919 [pid 5905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... rseq resumed>) = 0 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5916] <... futex resumed>) = 1 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] <... futex resumed>) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5919] set_robust_list(0x7f20a719c9a0, 24 [pid 5918] openat(AT_FDCWD, NULL, O_RDONLY [pid 5916] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5919] <... set_robust_list resumed>) = 0 [pid 5918] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5915] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] <... futex resumed>) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5919] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5918] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5915] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5915] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5920 attached => {parent_tid=[5920]}, 88) = 5920 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 5920] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5920] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5920] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5920] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5920] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... socket resumed>) = 3 [pid 5920] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5920] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] <... futex resumed>) = 0 [pid 5915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = 1 [pid 5920] ioctl(3, SIOCSIFFLAGS, NULL [pid 5915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5920] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5920] openat(AT_FDCWD, NULL, O_RDONLY [pid 5915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5915] <... futex resumed>) = 0 [pid 5920] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5920] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] <... unshare resumed>) = 0 [pid 5910] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] exit_group(0 [pid 5916] <... futex resumed>) = ? [pid 5910] <... futex resumed>) = ? [pid 5907] <... exit_group resumed>) = ? [pid 5910] +++ exited with 0 +++ [pid 5916] +++ exited with 0 +++ [pid 5907] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5923 attached [pid 5909] <... unshare resumed>) = 0 [pid 5923] set_robust_list(0x55556c2686a0, 24 [pid 5909] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] exit_group(0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5923 [pid 5923] <... set_robust_list resumed>) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5923] setpgid(0, 0) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5914] <... futex resumed>) = ? [pid 5909] <... futex resumed>) = ? [pid 5904] <... exit_group resumed>) = ? [pid 5909] +++ exited with 0 +++ [pid 5923] <... openat resumed>) = 3 [pid 5914] +++ exited with 0 +++ [pid 5904] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5923] write(3, "1000", 4) = 4 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5924 attached [pid 5923] close(3) = 0 executing program [pid 5923] write(1, "executing program\n", 18 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5924 [pid 5923] <... write resumed>) = 18 [pid 5923] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] set_robust_list(0x55556c2686a0, 24 [pid 5923] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5924] <... set_robust_list resumed>) = 0 [pid 5923] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5924] setpgid(0, 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5924] <... setpgid resumed>) = 0 [pid 5923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 5923] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5923] <... mprotect resumed>) = 0 [pid 5924] <... openat resumed>) = 3 [pid 5923] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5924] write(3, "1000", 4 [pid 5923] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5924] <... write resumed>) = 4 [pid 5924] close(3 [pid 5923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5924] <... close resumed>) = 0 ./strace-static-x86_64: Process 5926 attached executing program [pid 5924] write(1, "executing program\n", 18 [pid 5926] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5924] <... write resumed>) = 18 [pid 5923] <... clone3 resumed> => {parent_tid=[5926]}, 88) = 5926 [pid 5919] <... unshare resumed>) = 0 [pid 5912] <... unshare resumed>) = 0 [pid 5926] <... rseq resumed>) = 0 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5919] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] set_robust_list(0x7f20a719c9a0, 24 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5926] <... set_robust_list resumed>) = 0 [pid 5924] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5912] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5926] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5915] exit_group(0 [pid 5905] exit_group(0 [pid 5926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5924] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5923] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... futex resumed>) = ? [pid 5919] <... futex resumed>) = ? [pid 5918] <... futex resumed>) = ? [pid 5915] <... exit_group resumed>) = ? [pid 5905] <... exit_group resumed>) = ? [pid 5926] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5924] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5912] <... futex resumed>) = ? [pid 5924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5912] +++ exited with 0 +++ [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5918] +++ exited with 0 +++ [pid 5924] <... mmap resumed>) = 0x7f20a717c000 [pid 5919] +++ exited with 0 +++ [pid 5924] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5924] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 5928 attached => {parent_tid=[5928]}, 88) = 5928 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5928] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5924] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... rseq resumed>) = 0 [pid 5924] <... futex resumed>) = 0 [pid 5928] set_robust_list(0x7f20a719c9a0, 24 [pid 5924] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... set_robust_list resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5920] +++ exited with 0 +++ [pid 5915] +++ exited with 0 +++ [pid 5905] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5928] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5929 [pid 5929] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... restart_syscall resumed>) = 0 [pid 5929] <... prctl resumed>) = 0 [pid 5929] setpgid(0, 0) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 5931 attached [pid 5911] <... unshare resumed>) = 0 [pid 5931] set_robust_list(0x55556c2686a0, 24executing program [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5931 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5911] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5911] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] write(3, "1000", 4) = 4 [pid 5929] close(3) = 0 [pid 5929] write(1, "executing program\n", 18) = 18 [pid 5929] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 5929] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[5932]}, 88) = 5932 ./strace-static-x86_64: Process 5932 attached [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5906] exit_group(0 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] <... futex resumed>) = ? [pid 5911] <... futex resumed>) = ? [pid 5906] <... exit_group resumed>) = ? [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] +++ exited with 0 +++ [pid 5929] <... futex resumed>) = 0 [pid 5929] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5931] <... prctl resumed>) = 0 [pid 5917] +++ exited with 0 +++ [pid 5906] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5932] <... rseq resumed>) = 0 [pid 5932] set_robust_list(0x7f20a719c9a0, 24 [pid 5931] setpgid(0, 0 [pid 5923] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5932] <... set_robust_list resumed>) = 0 [pid 5931] <... setpgid resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5923] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5932] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5923] <... mmap resumed>) = 0x7f20a715b000 [pid 5923] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5923] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[5933]}, 88) = 5933 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5923] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5933 attached ./strace-static-x86_64: Process 5934 attached [pid 5931] <... openat resumed>) = 3 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5934 [pid 5933] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5931] write(3, "1000", 4) = 4 [pid 5933] <... rseq resumed>) = 0 [pid 5934] set_robust_list(0x55556c2686a0, 24 [pid 5933] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] close(3 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... close resumed>) = 0 [pid 5931] write(1, "executing program\n", 18 [pid 5933] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000executing program [pid 5924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5934] <... prctl resumed>) = 0 [pid 5933] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5931] <... write resumed>) = 18 [pid 5926] <... unshare resumed>) = 0 [pid 5924] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] setpgid(0, 0 [pid 5933] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... futex resumed>) = 0 [pid 5934] <... setpgid resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5926] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5933] <... futex resumed>) = 1 [pid 5931] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5926] <... futex resumed>) = 0 [pid 5924] <... mmap resumed>) = 0x7f20a715b000 [pid 5923] <... futex resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5933] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5926] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5923] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... openat resumed>) = 3 [pid 5931] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] <... mprotect resumed>) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5934] write(3, "1000", 4 [pid 5931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5926] <... socket resumed>) = 3 [pid 5924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5923] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... mmap resumed>) = 0x7f20a717c000 [pid 5926] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5931] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5926] <... futex resumed>) = 0 [pid 5931] <... mprotect resumed>) = 0 [pid 5926] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] <... clone3 resumed> => {parent_tid=[5936]}, 88) = 5936 [pid 5931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5924] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5924] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5931] <... clone3 resumed> => {parent_tid=[5937]}, 88) = 5937 [pid 5924] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5931] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5931] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5936 attached ./strace-static-x86_64: Process 5937 attached [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... write resumed>) = 4 [pid 5937] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5934] close(3 [pid 5923] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... rseq resumed>) = 0 [pid 5936] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5934] <... close resumed>) = 0 [pid 5937] set_robust_list(0x7f20a719c9a0, 24 [pid 5926] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5923] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... rseq resumed>) = 0 executing program [pid 5937] <... set_robust_list resumed>) = 0 [pid 5934] write(1, "executing program\n", 18 [pid 5926] ioctl(3, SIOCSIFFLAGS, NULL [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] set_robust_list(0x7f20a717b9a0, 24 [pid 5934] <... write resumed>) = 18 [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5934] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5936] <... set_robust_list resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5926] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5926] <... futex resumed>) = 1 [pid 5923] <... futex resumed>) = 0 [pid 5934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5929] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 0 [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5923] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5929] <... mmap resumed>) = 0x7f20a715b000 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] <... mmap resumed>) = 0x7f20a717c000 [pid 5929] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5926] openat(AT_FDCWD, NULL, O_RDONLY [pid 5936] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5934] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5936] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5929] <... mprotect resumed>) = 0 [pid 5926] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5936] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... mprotect resumed>) = 0 [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5926] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5929] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5926] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... futex resumed>) = 1 [pid 5934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5924] <... futex resumed>) = 0 [pid 5936] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5923] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5938 attached [pid 5924] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] exit_group(0 [pid 5936] <... socket resumed>) = 3 [pid 5933] <... futex resumed>) = ? [pid 5929] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5926] <... futex resumed>) = ? [pid 5923] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5939 attached [pid 5938] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5936] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... clone3 resumed> => {parent_tid=[5939]}, 88) = 5939 [pid 5933] +++ exited with 0 +++ [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] +++ exited with 0 +++ [pid 5939] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5924] <... futex resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] ioctl(3, SIOCSIFFLAGS, NULL [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5924] <... futex resumed>) = 0 [pid 5934] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] <... futex resumed>) = 0 [pid 5939] <... rseq resumed>) = 0 [pid 5938] <... rseq resumed>) = 0 [pid 5936] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5934] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] +++ exited with 0 +++ [pid 5939] set_robust_list(0x7f20a719c9a0, 24 [pid 5938] set_robust_list(0x7f20a717b9a0, 24 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] rt_sigprocmask(SIG_SETMASK, [], [pid 5939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5939] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5938] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5936] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5936] <... futex resumed>) = 1 [pid 5936] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 5924] <... futex resumed>) = 0 [pid 5924] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5924] <... futex resumed>) = 1 [pid 5936] openat(AT_FDCWD, NULL, O_RDONLY [pid 5938] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5938] <... futex resumed>) = 1 [pid 5938] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... futex resumed>) = 0 [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5929] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5940 attached [pid 5931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = 1 [pid 5938] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... socket resumed>) = 3 [pid 5938] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] set_robust_list(0x55556c2686a0, 24 [pid 5938] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5938] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] <... futex resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5940 [pid 5931] <... futex resumed>) = 0 [pid 5938] ioctl(3, SIOCSIFFLAGS, NULL [pid 5929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... prctl resumed>) = 0 [pid 5938] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5940] setpgid(0, 0 [pid 5938] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... setpgid resumed>) = 0 [pid 5938] <... futex resumed>) = 1 [pid 5931] <... mmap resumed>) = 0x7f20a715b000 [pid 5929] <... futex resumed>) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5938] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] <... futex resumed>) = 0 [pid 5938] openat(AT_FDCWD, NULL, O_RDONLY [pid 5931] <... mprotect resumed>) = 0 [pid 5929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... openat resumed>) = 3 [pid 5938] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5931] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5938] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5938] <... futex resumed>) = 1 [pid 5931] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5929] <... futex resumed>) = 0 [pid 5940] write(3, "1000", 4 [pid 5938] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] <... write resumed>) = 4 [pid 5940] close(3./strace-static-x86_64: Process 5941 attached [pid 5928] <... unshare resumed>) = 0 [pid 5931] <... clone3 resumed> => {parent_tid=[5941]}, 88) = 5941 [pid 5931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 5931] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5940] <... close resumed>) = 0 [pid 5934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5928] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = 0 [pid 5934] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] <... mmap resumed>) = 0x7f20a715b000 [pid 5934] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5928] <... futex resumed>) = 0 [pid 5928] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] <... rseq resumed>) = 0 [pid 5940] write(1, "executing program\n", 18) = 18 [pid 5940] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... unshare resumed>) = 0 [pid 5940] <... futex resumed>) = 0 [pid 5934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5932] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5932] <... futex resumed>) = 0 [pid 5941] set_robust_list(0x7f20a717b9a0, 24 [pid 5940] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5932] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] <... set_robust_list resumed>) = 0 [pid 5940] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5929] exit_group(0 [pid 5940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5929] <... exit_group resumed>) = ? [pid 5924] exit_group(0./strace-static-x86_64: Process 5944 attached [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... futex resumed>) = ? [pid 5934] <... clone3 resumed> => {parent_tid=[5944]}, 88) = 5944 [pid 5932] <... futex resumed>) = ? [pid 5928] <... futex resumed>) = ? [pid 5924] <... exit_group resumed>) = ? [pid 5944] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5936] +++ exited with 0 +++ [pid 5932] +++ exited with 0 +++ [pid 5944] <... rseq resumed>) = 0 [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] set_robust_list(0x7f20a717b9a0, 24 [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5941] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5940] <... mmap resumed>) = 0x7f20a717c000 [pid 5934] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] +++ exited with 0 +++ [pid 5924] +++ exited with 0 +++ [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... futex resumed>) = 0 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5934] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5944] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5941] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5940] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5938] <... futex resumed>) = ? [pid 5944] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5941] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... mprotect resumed>) = 0 [pid 5938] +++ exited with 0 +++ [pid 5934] <... futex resumed>) = 0 [pid 5929] +++ exited with 0 +++ [pid 5944] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5944] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5934] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... socket resumed>) = 3 [pid 5941] <... futex resumed>) = 1 [pid 5940] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5931] <... futex resumed>) = 0 [pid 5944] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5944] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] <... futex resumed>) = 0 [pid 5944] ioctl(3, SIOCSIFFLAGS, NULL [pid 5934] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5941] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5940] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5944] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5941] <... socket resumed>) = 3 [pid 5940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5944] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5945 attached [pid 5944] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 5945] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5944] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] <... clone3 resumed> => {parent_tid=[5945]}, 88) = 5945 [pid 5934] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... rseq resumed>) = 0 [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 5945] set_robust_list(0x7f20a719c9a0, 24 [pid 5944] openat(AT_FDCWD, NULL, O_RDONLY [pid 5941] ioctl(3, SIOCSIFFLAGS, NULL [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... set_robust_list resumed>) = 0 [pid 5944] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5941] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5945] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached ./strace-static-x86_64: Process 5946 attached [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5947] set_robust_list(0x55556c2686a0, 24 [pid 5946] set_robust_list(0x55556c2686a0, 24 [pid 5945] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5944] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5947 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5931] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5946 [pid 5941] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5941] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5941] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5941] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... prctl resumed>) = 0 [pid 5946] <... prctl resumed>) = 0 [pid 5931] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] setpgid(0, 0) = 0 [pid 5946] setpgid(0, 0 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5946] <... setpgid resumed>) = 0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] <... openat resumed>) = 3 [pid 5946] write(3, "1000", 4 [pid 5939] <... unshare resumed>) = 0 [pid 5939] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5939] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] write(3, "1000", 4) = 4 [pid 5946] <... write resumed>) = 4 [pid 5947] close(3 [pid 5946] close(3 [pid 5947] <... close resumed>) = 0 executing program [pid 5947] write(1, "executing program\n", 18 [pid 5946] <... close resumed>) = 0 [pid 5934] exit_group(0 [pid 5947] <... write resumed>) = 18 [pid 5934] <... exit_group resumed>) = ? [pid 5939] <... futex resumed>) = ? [pid 5947] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] +++ exited with 0 +++ [pid 5944] <... futex resumed>) = ? executing program [pid 5937] <... unshare resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] write(1, "executing program\n", 18 [pid 5944] +++ exited with 0 +++ [pid 5934] +++ exited with 0 +++ [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5946] <... write resumed>) = 18 [pid 5937] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5946] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 0 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5946] <... futex resumed>) = 0 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] exit_group(0 [pid 5946] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5931] <... exit_group resumed>) = ? [pid 5941] <... futex resumed>) = ? [pid 5947] <... mmap resumed>) = 0x7f20a717c000 [pid 5947] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5941] +++ exited with 0 +++ [pid 5947] <... mprotect resumed>) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5946] <... mmap resumed>) = 0x7f20a717c000 [pid 5946] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5947] <... clone3 resumed> => {parent_tid=[5950]}, 88) = 5950 ./strace-static-x86_64: Process 5950 attached [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] <... mprotect resumed>) = 0 [pid 5945] <... unshare resumed>) = 0 [pid 5937] +++ exited with 0 +++ [pid 5931] +++ exited with 0 +++ [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5952 attached [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5952] set_robust_list(0x55556c2686a0, 24 [pid 5947] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5945] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5953 attached [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5947] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5940] <... futex resumed>) = 0 [pid 5953] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5952] <... prctl resumed>) = 0 [pid 5950] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5946] <... clone3 resumed> => {parent_tid=[5953]}, 88) = 5953 [pid 5945] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5952 [pid 5953] <... rseq resumed>) = 0 [pid 5952] setpgid(0, 0 [pid 5950] <... rseq resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 1 [pid 5952] <... setpgid resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5954 attached [pid 5953] set_robust_list(0x7f20a719c9a0, 24 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5950] set_robust_list(0x7f20a719c9a0, 24 [pid 5946] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] <... futex resumed>) = 0 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] <... futex resumed>) = 1 [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] set_robust_list(0x55556c2686a0, 24 [pid 5950] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5945] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] <... openat resumed>) = 3 [pid 5945] <... socket resumed>) = 3 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5954 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] write(3, "1000", 4 [pid 5953] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5952] <... write resumed>) = 4 [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... prctl resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5954] setpgid(0, 0 [pid 5952] close(3 [pid 5945] ioctl(3, SIOCSIFFLAGS, NULL [pid 5940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... setpgid resumed>) = 0 [pid 5952] <... close resumed>) = 0 [pid 5945] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5940] <... futex resumed>) = 0 executing program [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] write(1, "executing program\n", 18 [pid 5945] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... openat resumed>) = 3 [pid 5952] <... write resumed>) = 18 [pid 5945] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] write(3, "1000", 4 [pid 5952] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5940] <... futex resumed>) = 0 [pid 5954] <... write resumed>) = 4 [pid 5945] openat(AT_FDCWD, NULL, O_RDONLY [pid 5940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] close(3 [pid 5945] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5954] <... close resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] write(1, "executing program\n", 18 executing program [pid 5952] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5945] <... futex resumed>) = 1 [pid 5940] <... futex resumed>) = 0 [pid 5954] <... write resumed>) = 18 [pid 5945] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5940] exit_group(0 [pid 5954] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = ? [pid 5940] <... exit_group resumed>) = ? [pid 5954] <... futex resumed>) = 0 [pid 5952] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5954] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5954] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5945] +++ exited with 0 +++ [pid 5940] +++ exited with 0 +++ [pid 5954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5954] <... mmap resumed>) = 0x7f20a717c000 ./strace-static-x86_64: Process 5955 attached [pid 5954] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5955] set_robust_list(0x55556c2686a0, 24 [pid 5954] <... mprotect resumed>) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5955 [pid 5955] <... set_robust_list resumed>) = 0 [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5952] <... mmap resumed>) = 0x7f20a717c000 [pid 5955] <... prctl resumed>) = 0 [pid 5954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5955] setpgid(0, 0 [pid 5954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5952] <... mprotect resumed>) = 0 [pid 5955] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5956 attached [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5956] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5954] <... clone3 resumed> => {parent_tid=[5956]}, 88) = 5956 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5956] <... rseq resumed>) = 0 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5956] set_robust_list(0x7f20a719c9a0, 24 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5956] <... set_robust_list resumed>) = 0 [pid 5954] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5957 attached [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] <... openat resumed>) = 3 [pid 5954] <... futex resumed>) = 0 [pid 5955] write(3, "1000", 4) = 4 [pid 5954] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] close(3 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5955] <... close resumed>) = 0 executing program [pid 5956] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5955] write(1, "executing program\n", 18 [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5955] <... write resumed>) = 18 [pid 5955] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5952] <... clone3 resumed> => {parent_tid=[5957]}, 88) = 5957 [pid 5947] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5957] <... rseq resumed>) = 0 [pid 5955] <... futex resumed>) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5950] <... unshare resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] set_robust_list(0x7f20a719c9a0, 24 [pid 5955] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] <... futex resumed>) = 0 [pid 5957] <... set_robust_list resumed>) = 0 [pid 5955] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5950] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... mmap resumed>) = 0x7f20a715b000 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5952] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5947] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5957] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5950] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... mprotect resumed>) = 0 [pid 5946] <... mmap resumed>) = 0x7f20a715b000 [pid 5952] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] <... mmap resumed>) = 0x7f20a717c000 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5946] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5955] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5946] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5959 attached [pid 5955] <... mprotect resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5955] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5947] <... clone3 resumed> => {parent_tid=[5959]}, 88) = 5959 [pid 5946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5955] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5960 attached [pid 5959] <... rseq resumed>) = 0 [pid 5947] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] set_robust_list(0x7f20a717b9a0, 24 [pid 5955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5947] <... futex resumed>) = 0 [pid 5946] <... clone3 resumed> => {parent_tid=[5960]}, 88) = 5960 ./strace-static-x86_64: Process 5961 attached [pid 5960] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5947] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5960] <... rseq resumed>) = 0 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] <... clone3 resumed> => {parent_tid=[5961]}, 88) = 5961 [pid 5961] <... rseq resumed>) = 0 [pid 5960] set_robust_list(0x7f20a717b9a0, 24 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] set_robust_list(0x7f20a719c9a0, 24 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5955] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] <... futex resumed>) = 0 [pid 5955] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5959] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] <... futex resumed>) = 1 [pid 5947] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5946] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = 0 [pid 5950] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5946] <... futex resumed>) = 1 [pid 5960] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5950] <... socket resumed>) = 3 [pid 5946] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5950] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = 1 [pid 5950] ioctl(3, SIOCSIFFLAGS, NULL [pid 5947] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5960] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5950] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5947] <... futex resumed>) = 0 [pid 5946] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... socket resumed>) = 3 [pid 5950] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... futex resumed>) = 0 [pid 5960] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5946] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] <... futex resumed>) = 0 [pid 5954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5950] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5946] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = 0 [pid 5947] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... futex resumed>) = 0 [pid 5960] ioctl(3, SIOCSIFFLAGS, NULL [pid 5954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5953] <... unshare resumed>) = 0 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5954] <... mmap resumed>) = 0x7f20a715b000 [pid 5953] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5953] <... futex resumed>) = 0 [pid 5953] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] <... mprotect resumed>) = 0 [pid 5960] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5950] openat(AT_FDCWD, NULL, O_RDONLY [pid 5960] <... futex resumed>) = 1 [pid 5954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5950] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5946] <... futex resumed>) = 0 [pid 5954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5960] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5963 attached [pid 5953] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 1 [pid 5954] <... clone3 resumed> => {parent_tid=[5963]}, 88) = 5963 [pid 5953] openat(AT_FDCWD, NULL, O_RDONLY [pid 5950] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] exit_group(0 [pid 5946] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5963] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5959] <... futex resumed>) = ? [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5950] <... futex resumed>) = ? [pid 5947] <... exit_group resumed>) = ? [pid 5963] <... rseq resumed>) = 0 [pid 5959] +++ exited with 0 +++ [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] set_robust_list(0x7f20a717b9a0, 24 [pid 5954] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... futex resumed>) = 1 [pid 5946] <... futex resumed>) = 0 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5954] <... futex resumed>) = 0 [pid 5953] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5946] exit_group(0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], [pid 5960] <... futex resumed>) = ? [pid 5954] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... futex resumed>) = ? [pid 5946] <... exit_group resumed>) = ? [pid 5963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] +++ exited with 0 +++ [pid 5953] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [pid 5963] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5946] +++ exited with 0 +++ [pid 5963] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5963] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 1 [pid 5954] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5954] <... futex resumed>) = 0 [pid 5963] <... socket resumed>) = 3 [pid 5954] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5963] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] <... futex resumed>) = 0 [pid 5954] <... futex resumed>) = 0 [pid 5963] ioctl(3, SIOCSIFFLAGS, NULL [pid 5954] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached ./strace-static-x86_64: Process 5965 attached [pid 5963] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5952] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5965 [pid 5965] set_robust_list(0x55556c2686a0, 24 [pid 5952] <... futex resumed>) = 0 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5963] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5964 [pid 5952] <... mmap resumed>) = 0x7f20a715b000 [pid 5963] <... futex resumed>) = 1 [pid 5954] <... futex resumed>) = 0 [pid 5952] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5954] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5963] openat(AT_FDCWD, NULL, O_RDONLY [pid 5954] <... futex resumed>) = 0 [pid 5952] <... mprotect resumed>) = 0 [pid 5964] set_robust_list(0x55556c2686a0, 24 [pid 5954] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] <... prctl resumed>) = 0 [pid 5963] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5965] setpgid(0, 0 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5963] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5966 attached [pid 5963] <... futex resumed>) = 1 [pid 5965] <... setpgid resumed>) = 0 [pid 5954] <... futex resumed>) = 0 [pid 5955] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5955] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5955] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5955] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5967 attached [pid 5952] <... clone3 resumed> => {parent_tid=[5966]}, 88) = 5966 [pid 5955] <... clone3 resumed> => {parent_tid=[5967]}, 88) = 5967 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] <... prctl resumed>) = 0 [pid 5955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] setpgid(0, 0 [pid 5955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5966] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5965] <... openat resumed>) = 3 [pid 5964] <... setpgid resumed>) = 0 [pid 5963] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... rseq resumed>) = 0 [pid 5966] <... rseq resumed>) = 0 [pid 5965] write(3, "1000", 4 [pid 5967] set_robust_list(0x7f20a717b9a0, 24 [pid 5966] set_robust_list(0x7f20a717b9a0, 24 [pid 5952] <... futex resumed>) = 0 [pid 5965] <... write resumed>) = 4 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5965] close(3 [pid 5952] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] <... close resumed>) = 0 [pid 5964] <... openat resumed>) = 3 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] write(1, "executing program\n", 18 [pid 5964] write(3, "1000", 4) = 4 [pid 5967] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5966] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5965] <... write resumed>) = 18 [pid 5964] close(3 [pid 5967] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5966] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5965] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5966] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5964] <... close resumed>) = 0 [pid 5955] <... futex resumed>) = 0 executing program [pid 5967] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... futex resumed>) = 1 [pid 5965] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5964] write(1, "executing program\n", 18 [pid 5955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = 0 [pid 5967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5964] <... write resumed>) = 18 [pid 5955] <... futex resumed>) = 0 [pid 5952] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5964] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... futex resumed>) = 0 [pid 5967] <... socket resumed>) = 3 [pid 5966] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5952] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5966] <... socket resumed>) = 3 [pid 5966] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... mmap resumed>) = 0x7f20a717c000 [pid 5964] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5966] <... futex resumed>) = 1 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5965] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5967] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5952] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... mprotect resumed>) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5955] <... futex resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5964] <... mmap resumed>) = 0x7f20a717c000 [pid 5965] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] ioctl(3, SIOCSIFFLAGS, NULL [pid 5964] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5952] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] <... futex resumed>) = 0 [pid 5964] <... mprotect resumed>) = 0 [pid 5955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5967] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5965] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5957] <... unshare resumed>) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5966] ioctl(3, SIOCSIFFLAGS, NULL [pid 5965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5957] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] <... futex resumed>) = 0 [pid 5966] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5969 attached [pid 5967] openat(AT_FDCWD, NULL, O_RDONLY [pid 5966] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5957] <... futex resumed>) = 0 [pid 5955] <... futex resumed>) = 0 [pid 5969] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5966] <... futex resumed>) = 1 [pid 5957] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5970 attached [pid 5969] <... rseq resumed>) = 0 [pid 5967] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5965] <... clone3 resumed> => {parent_tid=[5969]}, 88) = 5969 [pid 5964] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5952] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5969] set_robust_list(0x7f20a719c9a0, 24 [pid 5967] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5970] <... rseq resumed>) = 0 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] openat(AT_FDCWD, NULL, O_RDONLY [pid 5955] <... futex resumed>) = 0 [pid 5952] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] set_robust_list(0x7f20a719c9a0, 24 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5970] <... set_robust_list resumed>) = 0 [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5957] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5965] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5964] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] exit_group(0 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... futex resumed>) = ? [pid 5957] <... futex resumed>) = ? [pid 5952] <... exit_group resumed>) = ? [pid 5970] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5957] +++ exited with 0 +++ [pid 5966] +++ exited with 0 +++ [pid 5952] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5971 attached [pid 5971] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5971] setpgid(0, 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5971 [pid 5971] <... setpgid resumed>) = 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5971] <... openat resumed>) = 3 [pid 5965] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5971] write(3, "1000", 4 [pid 5965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5971] <... write resumed>) = 4 [pid 5965] <... mmap resumed>) = 0x7f20a715b000 [pid 5964] <... mmap resumed>) = 0x7f20a715b000 [pid 5971] close(3 [pid 5965] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5964] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5971] <... close resumed>) = 0 [pid 5965] <... mprotect resumed>) = 0 [pid 5964] <... mprotect resumed>) = 0 executing program [pid 5971] write(1, "executing program\n", 18) = 18 [pid 5965] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5971] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5971] <... futex resumed>) = 0 [pid 5971] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5971] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5972 attached [pid 5972] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5973 attached [pid 5972] <... rseq resumed>) = 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5972] set_robust_list(0x7f20a717b9a0, 24 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5965] <... clone3 resumed> => {parent_tid=[5972]}, 88) = 5972 [pid 5964] <... clone3 resumed> => {parent_tid=[5973]}, 88) = 5973 [pid 5973] <... rseq resumed>) = 0 [pid 5972] <... set_robust_list resumed>) = 0 [pid 5971] <... mmap resumed>) = 0x7f20a717c000 [pid 5973] set_robust_list(0x7f20a717b9a0, 24 [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... mprotect resumed>) = 0 [pid 5965] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5972] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5965] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5973] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5972] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5965] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5965] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5974 attached [pid 5973] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5972] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5974] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5973] <... socket resumed>) = 3 [pid 5972] <... socket resumed>) = 3 [pid 5965] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5974] <... rseq resumed>) = 0 [pid 5973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... clone3 resumed> => {parent_tid=[5974]}, 88) = 5974 [pid 5965] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] set_robust_list(0x7f20a719c9a0, 24 [pid 5973] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5974] <... set_robust_list resumed>) = 0 [pid 5973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5965] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5971] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 0 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5973] ioctl(3, SIOCSIFFLAGS, NULL [pid 5971] <... futex resumed>) = 0 [pid 5965] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5973] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5972] ioctl(3, SIOCSIFFLAGS, NULL [pid 5971] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5964] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5973] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... futex resumed>) = 0 [pid 5965] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5972] openat(AT_FDCWD, NULL, O_RDONLY [pid 5965] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5971] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5971] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5975 attached => {parent_tid=[5975]}, 88) = 5975 [pid 5975] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5975] <... rseq resumed>) = 0 [pid 5971] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] set_robust_list(0x7f20a717b9a0, 24 [pid 5971] <... futex resumed>) = 0 [pid 5975] <... set_robust_list resumed>) = 0 [pid 5971] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5975] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5975] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 5975] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5975] ioctl(3, SIOCSIFFLAGS, NULL [pid 5971] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5971] <... futex resumed>) = 0 [pid 5971] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5975] openat(AT_FDCWD, NULL, O_RDONLY [pid 5971] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5971] <... futex resumed>) = 0 [pid 5975] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] <... futex resumed>) = 0 [pid 5975] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] <... unshare resumed>) = 0 [pid 5956] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] exit_group(0 [pid 5963] <... futex resumed>) = ? [pid 5956] <... futex resumed>) = ? [pid 5963] +++ exited with 0 +++ [pid 5954] <... exit_group resumed>) = ? [pid 5956] +++ exited with 0 +++ [pid 5954] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5961] <... unshare resumed>) = 0 [pid 5961] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5955] exit_group(0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5961] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] <... restart_syscall resumed>) = 0 [pid 5967] <... futex resumed>) = ? [pid 5961] <... futex resumed>) = ? [pid 5955] <... exit_group resumed>) = ? [pid 5967] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5978 attached [pid 5955] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 5978 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 5979 ./strace-static-x86_64: Process 5979 attached [pid 5978] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5979] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5978] <... prctl resumed>) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] setpgid(0, 0) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5979] <... prctl resumed>) = 0 [pid 5978] <... openat resumed>) = 3 [pid 5978] write(3, "1000", 4 [pid 5979] setpgid(0, 0 [pid 5978] <... write resumed>) = 4 executing program [pid 5979] <... setpgid resumed>) = 0 [pid 5978] close(3) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5978] write(1, "executing program\n", 18) = 18 [pid 5979] <... openat resumed>) = 3 [pid 5978] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... unshare resumed>) = 0 [pid 5979] write(3, "1000", 4 [pid 5978] <... futex resumed>) = 0 [pid 5974] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... write resumed>) = 4 [pid 5978] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5974] <... futex resumed>) = 0 [pid 5979] close(3 [pid 5978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5974] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5979] <... close resumed>) = 0 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] write(1, "executing program\n", 18 [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5971] exit_group(0 [pid 5979] <... write resumed>) = 18 [pid 5978] <... mmap resumed>) = 0x7f20a717c000 executing program [pid 5979] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5971] <... exit_group resumed>) = ? [pid 5974] <... futex resumed>) = ? [pid 5974] +++ exited with 0 +++ [pid 5975] <... futex resumed>) = ? [pid 5978] <... mprotect resumed>) = 0 [pid 5979] <... futex resumed>) = 0 [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5975] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5979] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 5979] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5969] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 5983 attached [pid 5979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5969] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] <... clone3 resumed> => {parent_tid=[5983]}, 88) = 5983 [pid 5969] <... futex resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 5983] <... rseq resumed>) = 0 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] <... unshare resumed>) = 0 [pid 5969] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] exit_group(0 [pid 5979] <... mmap resumed>) = 0x7f20a717c000 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] <... futex resumed>) = ? [pid 5969] <... futex resumed>) = ? [pid 5965] <... exit_group resumed>) = ? [pid 5983] set_robust_list(0x7f20a719c9a0, 24 [pid 5979] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5978] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] +++ exited with 0 +++ [pid 5970] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] +++ exited with 0 +++ [pid 5983] <... set_robust_list resumed>) = 0 [pid 5979] <... mprotect resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5970] <... futex resumed>) = 0 [pid 5964] exit_group(0 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5970] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5978] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] <... futex resumed>) = ? [pid 5970] <... futex resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5973] +++ exited with 0 +++ [pid 5970] +++ exited with 0 +++ [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5984 attached [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5965] +++ exited with 0 +++ ./strace-static-x86_64: Process 5985 attached [pid 5984] set_robust_list(0x55556c2686a0, 24 [pid 5964] +++ exited with 0 +++ [pid 5979] <... clone3 resumed> => {parent_tid=[5985]}, 88) = 5985 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5979] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5979] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... rseq resumed>) = 0 [pid 5985] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] <... set_robust_list resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 5984 [pid 5985] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... restart_syscall resumed>) = 0 [pid 5984] <... prctl resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5984] setpgid(0, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 5986 [pid 5984] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5986 attached [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached [pid 5986] set_robust_list(0x55556c2686a0, 24executing program [pid 5984] <... openat resumed>) = 3 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 5987 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5987] set_robust_list(0x55556c2686a0, 24 [pid 5986] setpgid(0, 0 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5986] <... setpgid resumed>) = 0 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5986] write(3, "1000", 4) = 4 [pid 5986] close(3) = 0 [pid 5986] write(1, "executing program\n", 18 [pid 5987] <... prctl resumed>) = 0 [pid 5986] <... write resumed>) = 18 [pid 5986] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5986] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5987] setpgid(0, 0 [pid 5986] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5984] write(3, "1000", 4 [pid 5987] <... setpgid resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 5984] <... write resumed>) = 4 [pid 5987] <... openat resumed>) = 3 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 5986] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5987] write(3, "1000", 4) = 4 [pid 5986] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5987] close(3./strace-static-x86_64: Process 5988 attached ) = 0 [pid 5986] <... clone3 resumed> => {parent_tid=[5988]}, 88) = 5988 [pid 5987] write(1, "executing program\n", 18 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] <... write resumed>) = 18 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5988] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5987] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] close(3 [pid 5986] <... futex resumed>) = 0 [pid 5986] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... futex resumed>) = 0 [pid 5987] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5988] <... rseq resumed>) = 0 [pid 5987] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5988] set_robust_list(0x7f20a719c9a0, 24 [pid 5987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5987] <... mmap resumed>) = 0x7f20a717c000 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5987] <... mprotect resumed>) = 0 [pid 5988] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNETexecuting program [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5984] <... close resumed>) = 0 [pid 5984] write(1, "executing program\n", 18 [pid 5987] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5984] <... write resumed>) = 18 [pid 5984] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5984] <... futex resumed>) = 0 [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5984] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5978] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 5989 attached NULL, 8) = 0 [pid 5987] <... clone3 resumed> => {parent_tid=[5989]}, 88) = 5989 [pid 5984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5978] <... futex resumed>) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5984] <... mmap resumed>) = 0x7f20a717c000 [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5984] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5978] <... mmap resumed>) = 0x7f20a715b000 [pid 5987] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... mprotect resumed>) = 0 [pid 5978] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5987] <... futex resumed>) = 0 [pid 5987] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5984] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5989] <... rseq resumed>) = 0 [pid 5984] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5978] <... mprotect resumed>) = 0 [pid 5989] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5989] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5979] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5979] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 5990 attached [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 5992 attached ./strace-static-x86_64: Process 5991 attached [pid 5978] <... clone3 resumed> => {parent_tid=[5991]}, 88) = 5991 [pid 5979] <... clone3 resumed> => {parent_tid=[5992]}, 88) = 5992 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5991] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5990] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5984] <... clone3 resumed> => {parent_tid=[5990]}, 88) = 5990 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] <... rseq resumed>) = 0 [pid 5991] <... rseq resumed>) = 0 [pid 5990] <... rseq resumed>) = 0 [pid 5992] set_robust_list(0x7f20a717b9a0, 24 [pid 5991] set_robust_list(0x7f20a717b9a0, 24 [pid 5990] set_robust_list(0x7f20a719c9a0, 24 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5990] <... set_robust_list resumed>) = 0 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5991] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5990] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5986] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... socket resumed>) = 3 [pid 5986] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5979] <... futex resumed>) = 0 [pid 5986] <... mmap resumed>) = 0x7f20a715b000 [pid 5979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5979] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = 0 [pid 5986] <... mprotect resumed>) = 0 [pid 5984] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] ioctl(3, SIOCSIFFLAGS, NULL [pid 5978] <... futex resumed>) = 1 [pid 5991] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5992] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5991] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5990] <... futex resumed>) = 0 [pid 5986] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5991] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5993 attached [pid 5992] <... futex resumed>) = 1 [pid 5991] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5992] openat(AT_FDCWD, NULL, O_RDONLY [pid 5991] <... socket resumed>) = 3 [pid 5986] <... clone3 resumed> => {parent_tid=[5993]}, 88) = 5993 [pid 5979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5993] <... rseq resumed>) = 0 [pid 5992] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5991] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] set_robust_list(0x7f20a717b9a0, 24 [pid 5992] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... futex resumed>) = 0 [pid 5987] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... futex resumed>) = 0 [pid 5991] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] <... futex resumed>) = 0 [pid 5986] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5986] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5993] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] <... mmap resumed>) = 0x7f20a715b000 [pid 5987] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[5994]}, 88) = 5994 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5994 attached NULL, 8) = 0 [pid 5994] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5987] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... rseq resumed>) = 0 [pid 5987] <... futex resumed>) = 0 [pid 5994] set_robust_list(0x7f20a717b9a0, 24 [pid 5987] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... set_robust_list resumed>) = 0 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5994] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5994] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5987] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 5994] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5987] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 5994] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5987] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5994] <... futex resumed>) = 1 [pid 5994] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5994] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 1 [pid 5994] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] ioctl(3, SIOCSIFFLAGS, NULL [pid 5986] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5986] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... unshare resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5991] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 1 [pid 5984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5991] <... futex resumed>) = 1 [pid 5985] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5993] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5991] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... futex resumed>) = 0 [pid 5984] <... futex resumed>) = 0 [pid 5979] exit_group(0 [pid 5978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... socket resumed>) = 3 [pid 5992] <... futex resumed>) = ? [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] <... exit_group resumed>) = ? [pid 5978] <... futex resumed>) = 0 [pid 5991] openat(AT_FDCWD, NULL, O_RDONLY [pid 5984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5985] +++ exited with 0 +++ [pid 5984] <... mmap resumed>) = 0x7f20a715b000 [pid 5991] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5991] <... futex resumed>) = 1 [pid 5984] <... mprotect resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5993] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] +++ exited with 0 +++ [pid 5991] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5993] <... futex resumed>) = 1 [pid 5986] <... futex resumed>) = 0 [pid 5984] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5979] +++ exited with 0 +++ [pid 5984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 5996 attached [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 5996] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5984] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5996] <... rseq resumed>) = 0 [pid 5993] ioctl(3, SIOCSIFFLAGS, NULL [pid 5986] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5996] set_robust_list(0x7f20a717b9a0, 24 [pid 5993] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5986] <... futex resumed>) = 0 [pid 5993] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5986] <... futex resumed>) = 0 [pid 5993] openat(AT_FDCWD, NULL, O_RDONLY [pid 5986] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5993] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] <... set_robust_list resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5986] <... futex resumed>) = 0 [pid 5984] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] <... futex resumed>) = 0 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5984] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5984] <... futex resumed>) = 0 [pid 5996] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5984] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 5997 [pid 5996] <... socket resumed>) = 3 [pid 5996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5997 attached [pid 5997] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5996] <... futex resumed>) = 1 [pid 5997] <... prctl resumed>) = 0 [pid 5996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] setpgid(0, 0) = 0 [pid 5984] <... futex resumed>) = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... futex resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5996] ioctl(3, SIOCSIFFLAGS, NULL [pid 5984] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5997] <... openat resumed>) = 3 [pid 5996] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5997] write(3, "1000", 4 [pid 5996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... write resumed>) = 4 [pid 5997] close(3) = 0 [pid 5996] <... futex resumed>) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5997] write(1, "executing program\n", 18 executing program [pid 5996] openat(AT_FDCWD, NULL, O_RDONLY [pid 5984] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... write resumed>) = 18 [pid 5997] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5984] <... futex resumed>) = 0 [pid 5984] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5984] <... futex resumed>) = 0 [pid 5996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] <... futex resumed>) = 0 [pid 5983] <... unshare resumed>) = 0 [pid 5997] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5983] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5983] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] exit_group(0 [pid 5997] <... mmap resumed>) = 0x7f20a717c000 [pid 5991] <... futex resumed>) = ? [pid 5983] <... futex resumed>) = ? [pid 5978] <... exit_group resumed>) = ? [pid 5983] +++ exited with 0 +++ [pid 5991] +++ exited with 0 +++ [pid 5997] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5978] +++ exited with 0 +++ [pid 5997] <... mprotect resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 5999 attached [pid 5821] <... restart_syscall resumed>) = 0 [pid 5999] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5997] <... clone3 resumed> => {parent_tid=[5999]}, 88) = 5999 [pid 5999] <... rseq resumed>) = 0 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5999] set_robust_list(0x7f20a719c9a0, 24 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5999] <... set_robust_list resumed>) = 0 [pid 5997] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6000 attached [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] <... futex resumed>) = 0 [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6000 [pid 5997] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5990] <... unshare resumed>) = 0 [pid 5989] <... unshare resumed>) = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] exit_group(0 [pid 6000] <... prctl resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5988] <... unshare resumed>) = 0 [pid 6000] setpgid(0, 0 [pid 5988] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5988] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] exit_group(0 [pid 6000] <... setpgid resumed>) = 0 [pid 5987] <... exit_group resumed>) = ? [pid 5994] <... futex resumed>) = ? [pid 5994] +++ exited with 0 +++ [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5989] <... futex resumed>) = ? [pid 6000] <... openat resumed>) = 3 [pid 5984] <... exit_group resumed>) = ? [pid 5986] exit_group(0) = ? [pid 5990] <... futex resumed>) = ? [pid 6000] write(3, "1000", 4 [pid 5990] +++ exited with 0 +++ [pid 6000] <... write resumed>) = 4 [pid 6000] close(3) = 0 [pid 5996] <... futex resumed>) = ? executing program [pid 6000] write(1, "executing program\n", 18) = 18 [pid 5988] <... futex resumed>) = ? [pid 6000] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] +++ exited with 0 +++ [pid 5993] <... futex resumed>) = ? [pid 6000] <... futex resumed>) = 0 [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 5989] +++ exited with 0 +++ [pid 5987] +++ exited with 0 +++ [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5996] +++ exited with 0 +++ [pid 5984] +++ exited with 0 +++ [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6000] <... mmap resumed>) = 0x7f20a717c000 [pid 5993] +++ exited with 0 +++ [pid 6000] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5986] +++ exited with 0 +++ [pid 5817] <... restart_syscall resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6004 attached ./strace-static-x86_64: Process 6005 attached [pid 6004] set_robust_list(0x55556c2686a0, 24 [pid 6000] <... mprotect resumed>) = 0 [pid 5999] <... unshare resumed>) = 0 [pid 5997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6004 [pid 6005] set_robust_list(0x55556c2686a0, 24 [pid 6004] <... set_robust_list resumed>) = 0 [pid 6005] <... set_robust_list resumed>) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5997] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] <... prctl resumed>) = 0 [pid 6000] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5997] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6007 attached [pid 6005] <... prctl resumed>) = 0 [pid 6004] setpgid(0, 0 [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5999] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6005 [pid 6007] set_robust_list(0x55556c2686a0, 24 [pid 6005] setpgid(0, 0 [pid 6004] <... setpgid resumed>) = 0 [pid 5999] <... futex resumed>) = 0 [pid 5997] <... mmap resumed>) = 0x7f20a715b000 ./strace-static-x86_64: Process 6008 attached [pid 6007] <... set_robust_list resumed>) = 0 [pid 6005] <... setpgid resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5999] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6007 [pid 6008] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6004] <... openat resumed>) = 3 [pid 6000] <... clone3 resumed> => {parent_tid=[6008]}, 88) = 6008 [pid 5997] <... mprotect resumed>) = 0 [pid 6008] <... rseq resumed>) = 0 [pid 6007] <... prctl resumed>) = 0 [pid 6005] <... openat resumed>) = 3 [pid 6004] write(3, "1000", 4 [pid 6007] setpgid(0, 0 [pid 6005] write(3, "1000", 4 [pid 6004] <... write resumed>) = 4 [pid 6008] set_robust_list(0x7f20a719c9a0, 24 [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6008] <... set_robust_list resumed>) = 0 [pid 6007] <... setpgid resumed>) = 0 [pid 6005] <... write resumed>) = 4 [pid 6004] close(3 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6005] close(3 [pid 6004] <... close resumed>) = 0 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... openat resumed>) = 3 [pid 6005] <... close resumed>) = 0 [pid 6004] write(1, "executing program\n", 18 [pid 6000] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 6009 attached [pid 6008] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6007] write(3, "1000", 4 [pid 6005] write(1, "executing program\n", 18 [pid 6004] <... write resumed>) = 18 [pid 6005] <... write resumed>) = 18 [pid 6004] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... clone3 resumed> => {parent_tid=[6009]}, 88) = 6009 [pid 6009] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6007] <... write resumed>) = 4 [pid 6005] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 6009] <... rseq resumed>) = 0 [pid 6007] close(3 [pid 6005] <... futex resumed>) = 0 [pid 6004] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6000] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] set_robust_list(0x7f20a717b9a0, 24 [pid 6007] <... close resumed>) = 0 [pid 6005] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6004] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5997] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6007] write(1, "executing program\n", 18 [pid 5997] <... futex resumed>) = 0 [pid 6007] <... write resumed>) = 18 [pid 6005] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6004] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5997] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] <... set_robust_list resumed>) = 0 [pid 6007] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] <... mmap resumed>) = 0x7f20a717c000 [pid 6004] <... mmap resumed>) = 0x7f20a717c000 [pid 6005] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6004] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... mprotect resumed>) = 0 [pid 6009] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6004] <... mprotect resumed>) = 0 [pid 6009] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] <... futex resumed>) = 0 [pid 6007] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6005] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6004] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6004] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6009] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6010 attached [pid 6009] <... futex resumed>) = 1 [pid 6007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5997] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6011 attached [pid 6009] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... clone3 resumed> => {parent_tid=[6010]}, 88) = 6010 [pid 5997] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6010] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] <... clone3 resumed> => {parent_tid=[6011]}, 88) = 6011 [pid 5999] <... futex resumed>) = 0 [pid 5997] <... futex resumed>) = 1 [pid 6011] <... rseq resumed>) = 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6004] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... mmap resumed>) = 0x7f20a717c000 [pid 6005] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] <... futex resumed>) = 0 [pid 5999] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5997] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... socket resumed>) = 3 [pid 6011] set_robust_list(0x7f20a719c9a0, 24 [pid 6010] <... rseq resumed>) = 0 [pid 6007] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5999] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6011] <... set_robust_list resumed>) = 0 [pid 6010] set_robust_list(0x7f20a719c9a0, 24 [pid 6007] <... mprotect resumed>) = 0 [pid 5999] <... futex resumed>) = 0 [pid 5997] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6010] <... set_robust_list resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5999] ioctl(3, SIOCSIFFLAGS, NULL [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] rt_sigprocmask(SIG_SETMASK, [], [pid 5999] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5997] <... futex resumed>) = 0 [pid 6011] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5997] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5999] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6012 attached ) = 0 [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] <... clone3 resumed> => {parent_tid=[6012]}, 88) = 6012 [pid 5999] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 5997] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... futex resumed>) = 0 [pid 5997] <... futex resumed>) = 1 [pid 6012] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6007] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] openat(AT_FDCWD, NULL, O_RDONLY [pid 5997] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... rseq resumed>) = 0 [pid 6007] <... futex resumed>) = 0 [pid 5999] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6012] set_robust_list(0x7f20a719c9a0, 24 [pid 6007] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... set_robust_list resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5997] <... futex resumed>) = 0 [pid 6012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6012] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5997] exit_group(0) = ? [pid 5999] +++ exited with 0 +++ [pid 6009] <... futex resumed>) = ? [pid 6009] +++ exited with 0 +++ [pid 5997] +++ exited with 0 +++ [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6000] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6013]}, 88) = 6013 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6000] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6013 attached ) = 0 [pid 6000] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6013] set_robust_list(0x7f20a717b9a0, 24./strace-static-x86_64: Process 6014 attached ) = 0 [pid 6013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6014] set_robust_list(0x55556c2686a0, 24 [pid 6013] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6005] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6014 [pid 6005] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6013] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6013] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6013] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 6013] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6000] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6013] <... socket resumed>) = 3 [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6004] <... futex resumed>) = 0 [pid 6014] <... prctl resumed>) = 0 [pid 6005] <... mmap resumed>) = 0x7f20a715b000 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6014] setpgid(0, 0 [pid 6013] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... mmap resumed>) = 0x7f20a715b000 [pid 6005] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6014] <... setpgid resumed>) = 0 [pid 6004] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6013] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6013] ioctl(3, SIOCSIFFLAGS, NULL [pid 6004] <... mprotect resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6014] <... openat resumed>) = 3 [pid 6013] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6004] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6000] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] write(3, "1000", 4 [pid 6005] <... mprotect resumed>) = 0 [pid 6004] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6014] <... write resumed>) = 4 [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6014] close(3 [pid 6005] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6013] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6016 attached [pid 6014] <... close resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6000] <... futex resumed>) = 0 executing program [pid 6014] write(1, "executing program\n", 18 [pid 6013] openat(AT_FDCWD, NULL, O_RDONLY [pid 6007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] <... clone3 resumed> => {parent_tid=[6016]}, 88) = 6016 [pid 6000] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... write resumed>) = 18 [pid 6013] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6007] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... clone3 resumed> => {parent_tid=[6017]}, 88) = 6017 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] <... futex resumed>) = 0 [pid 6014] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... futex resumed>) = 0 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6000] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6017 attached [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = 0 [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6004] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6017] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6016] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6014] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6013] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] <... mmap resumed>) = 0x7f20a715b000 [pid 6005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... futex resumed>) = 0 [pid 6017] <... rseq resumed>) = 0 [pid 6016] <... rseq resumed>) = 0 [pid 6014] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6007] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6005] <... futex resumed>) = 0 [pid 6004] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] set_robust_list(0x7f20a717b9a0, 24 [pid 6016] set_robust_list(0x7f20a717b9a0, 24 [pid 6014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6008] <... unshare resumed>) = 0 [pid 6007] <... mprotect resumed>) = 0 [pid 6005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6017] <... set_robust_list resumed>) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6014] <... mmap resumed>) = 0x7f20a717c000 [pid 6008] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6008] <... futex resumed>) = 0 [pid 6007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... mprotect resumed>) = 0 [pid 6008] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6018 attached [pid 6017] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6016] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6017] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6016] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6017] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6000] exit_group(0 [pid 6017] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = 1 [pid 6013] <... futex resumed>) = ? [pid 6008] <... futex resumed>) = ? [pid 6000] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6019 attached [pid 6018] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6017] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] <... clone3 resumed> => {parent_tid=[6019]}, 88) = 6019 [pid 6008] +++ exited with 0 +++ [pid 6004] <... futex resumed>) = 0 [pid 6013] +++ exited with 0 +++ [pid 6004] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] +++ exited with 0 +++ [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] <... rseq resumed>) = 0 [pid 6018] set_robust_list(0x7f20a717b9a0, 24 [pid 6016] <... futex resumed>) = 0 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6004] <... futex resumed>) = 1 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6018] <... set_robust_list resumed>) = 0 [pid 6014] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... futex resumed>) = 0 [pid 6016] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6004] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6007] <... clone3 resumed> => {parent_tid=[6018]}, 88) = 6018 [pid 6005] <... futex resumed>) = 0 [pid 6019] <... rseq resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6019] set_robust_list(0x7f20a719c9a0, 24 [pid 6017] <... futex resumed>) = 0 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6019] <... set_robust_list resumed>) = 0 [pid 6017] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6007] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6018] <... futex resumed>) = 0 [pid 6007] <... futex resumed>) = 1 [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6007] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6018] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6018] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6007] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6016] <... socket resumed>) = 3 [pid 6016] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6016] ioctl(3, SIOCSIFFLAGS, NULL [pid 6004] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6004] <... futex resumed>) = 0 [pid 6016] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] openat(AT_FDCWD, NULL, O_RDONLY [pid 6004] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6004] <... futex resumed>) = 0 [pid 6016] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6020 attached [pid 6018] <... socket resumed>) = 3 [pid 6017] <... socket resumed>) = 3 [pid 6018] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] set_robust_list(0x55556c2686a0, 24 [pid 6018] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6018] ioctl(3, SIOCSIFFLAGS, NULL [pid 6017] ioctl(3, SIOCSIFFLAGS, NULL [pid 6007] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6018] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6017] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6007] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6007] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6017] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6017] <... futex resumed>) = 1 [pid 6005] <... futex resumed>) = 0 [pid 6020] <... prctl resumed>) = 0 [pid 6018] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] openat(AT_FDCWD, NULL, O_RDONLY [pid 6005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] setpgid(0, 0 [pid 6018] <... futex resumed>) = 1 [pid 6017] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6007] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6020 [pid 6020] <... setpgid resumed>) = 0 [pid 6018] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] openat(AT_FDCWD, NULL, O_RDONLY [pid 6007] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6017] <... futex resumed>) = 0 [pid 6007] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] <... futex resumed>) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6018] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] <... openat resumed>) = 3 [pid 6020] write(3, "1000", 4 [pid 6011] <... unshare resumed>) = 0 [pid 6010] <... unshare resumed>) = 0 [pid 6020] <... write resumed>) = 4 [pid 6011] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] close(3 [pid 6010] <... futex resumed>) = 0 [pid 6020] <... close resumed>) = 0 [pid 6010] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] write(1, "executing program\n", 18executing program ) = 18 [pid 6012] <... unshare resumed>) = 0 [pid 6011] <... futex resumed>) = 0 [pid 6012] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] exit_group(0 [pid 6004] exit_group(0 [pid 6007] exit_group(0 [pid 6020] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = ? [pid 6017] <... futex resumed>) = ? [pid 6016] <... futex resumed>) = ? [pid 6012] <... futex resumed>) = ? [pid 6007] <... exit_group resumed>) = ? [pid 6005] <... exit_group resumed>) = ? [pid 6004] <... exit_group resumed>) = ? [pid 6020] <... futex resumed>) = 0 [pid 6018] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 6011] +++ exited with 0 +++ [pid 6010] <... futex resumed>) = ? [pid 6020] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6020] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6004] +++ exited with 0 +++ [pid 6014] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6012] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 6014] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6020] <... mprotect resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6014] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6024 attached [pid 6024] set_robust_list(0x55556c2686a0, 24 [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6019] <... unshare resumed>) = 0 [pid 6014] <... mprotect resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6024 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6024] <... set_robust_list resumed>) = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6019] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6026 attached ) = 0 [pid 6026] set_robust_list(0x55556c2686a0, 24 [pid 6024] <... prctl resumed>) = 0 [pid 6019] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] setpgid(0, 0 [pid 6026] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6027 attached [pid 6024] <... setpgid resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6027] set_robust_list(0x55556c2686a0, 24 [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6026 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6027 [pid 6027] <... set_robust_list resumed>) = 0 [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6029 attached ./strace-static-x86_64: Process 6028 attached [pid 6027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6026] <... prctl resumed>) = 0 [pid 6024] <... openat resumed>) = 3 [pid 6029] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6028] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6026] setpgid(0, 0 [pid 6029] <... rseq resumed>) = 0 [pid 6028] <... rseq resumed>) = 0 [pid 6027] <... prctl resumed>) = 0 [pid 6026] <... setpgid resumed>) = 0 executing program [pid 6024] write(3, "1000", 4 [pid 6029] set_robust_list(0x7f20a717b9a0, 24 [pid 6028] set_robust_list(0x7f20a719c9a0, 24 [pid 6027] setpgid(0, 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6029] <... set_robust_list resumed>) = 0 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6027] <... setpgid resumed>) = 0 [pid 6024] <... write resumed>) = 4 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6024] close(3 [pid 6029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] <... openat resumed>) = 3 [pid 6026] <... openat resumed>) = 3 [pid 6024] <... close resumed>) = 0 [pid 6029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] write(1, "executing program\n", 18 [pid 6027] write(3, "1000", 4 [pid 6026] write(3, "1000", 4 [pid 6024] <... write resumed>) = 18 [pid 6027] <... write resumed>) = 4 [pid 6026] <... write resumed>) = 4 [pid 6024] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] close(3 [pid 6026] close(3executing program executing program [pid 6024] <... futex resumed>) = 0 [pid 6027] <... close resumed>) = 0 [pid 6026] <... close resumed>) = 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6027] write(1, "executing program\n", 18 [pid 6026] write(1, "executing program\n", 18 [pid 6024] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6027] <... write resumed>) = 18 [pid 6027] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... write resumed>) = 18 [pid 6024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6027] <... futex resumed>) = 0 [pid 6026] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6026] <... futex resumed>) = 0 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6027] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6026] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6024] <... mmap resumed>) = 0x7f20a717c000 [pid 6027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6026] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6024] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6014] <... clone3 resumed> => {parent_tid=[6029]}, 88) = 6029 [pid 6020] <... clone3 resumed> => {parent_tid=[6028]}, 88) = 6028 [pid 6027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] <... mmap resumed>) = 0x7f20a717c000 [pid 6026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] <... mprotect resumed>) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6026] <... mmap resumed>) = 0x7f20a717c000 [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... futex resumed>) = 0 [pid 6027] <... mprotect resumed>) = 0 [pid 6026] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6029] <... futex resumed>) = 0 [pid 6028] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6026] <... mprotect resumed>) = 0 [pid 6020] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... futex resumed>) = 1 [pid 6029] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6027] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6026] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6030 attached [pid 6029] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6026] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6029] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6024] <... clone3 resumed> => {parent_tid=[6030]}, 88) = 6030 ./strace-static-x86_64: Process 6031 attached [pid 6029] <... futex resumed>) = 0 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] <... clone3 resumed> => {parent_tid=[6031]}, 88) = 6031 [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6027] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6030] <... rseq resumed>) = 0 [pid 6027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 1 [pid 6031] <... rseq resumed>) = 0 [pid 6024] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... futex resumed>) = 0 [pid 6019] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6019] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] set_robust_list(0x7f20a719c9a0, 24 [pid 6030] set_robust_list(0x7f20a719c9a0, 24 [pid 6026] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = 0 [pid 6014] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6032 attached [pid 6030] <... set_robust_list resumed>) = 0 [pid 6027] <... clone3 resumed> => {parent_tid=[6032]}, 88) = 6032 [pid 6026] <... futex resumed>) = 0 [pid 6019] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] <... set_robust_list resumed>) = 0 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6027] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6032] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6027] <... futex resumed>) = 0 [pid 6014] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... rseq resumed>) = 0 [pid 6027] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6032] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... futex resumed>) = 1 [pid 6014] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] <... futex resumed>) = 0 [pid 6032] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6019] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6019] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6019] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6014] <... futex resumed>) = 0 [pid 6019] openat(AT_FDCWD, NULL, O_RDONLY [pid 6014] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6019] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6019] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] exit_group(0 [pid 6029] <... futex resumed>) = ? [pid 6019] <... futex resumed>) = ? [pid 6014] <... exit_group resumed>) = ? [pid 6019] +++ exited with 0 +++ [pid 6029] +++ exited with 0 +++ [pid 6020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6014] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6020] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6020] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6033 attached [pid 6026] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6033 [pid 6026] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6026] <... futex resumed>) = 0 [pid 6026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... mmap resumed>) = 0x7f20a715b000 [pid 6024] <... futex resumed>) = 0 [pid 6020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] set_robust_list(0x55556c2686a0, 24 [pid 6026] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6033] <... set_robust_list resumed>) = 0 [pid 6026] <... mprotect resumed>) = 0 [pid 6024] <... mmap resumed>) = 0x7f20a715b000 [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6024] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6034 attached [pid 6033] <... prctl resumed>) = 0 [pid 6020] <... clone3 resumed> => {parent_tid=[6034]}, 88) = 6034 [pid 6024] <... mprotect resumed>) = 0 [pid 6033] setpgid(0, 0 [pid 6026] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6033] <... setpgid resumed>) = 0 [pid 6026] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6020] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6036 attached [pid 6024] <... clone3 resumed> => {parent_tid=[6035]}, 88) = 6035 [pid 6020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6035 attached [pid 6036] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6034] <... rseq resumed>) = 0 [pid 6033] <... openat resumed>) = 3 [pid 6026] <... clone3 resumed> => {parent_tid=[6036]}, 88) = 6036 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] <... rseq resumed>) = 0 [pid 6035] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6034] set_robust_list(0x7f20a717b9a0, 24 [pid 6033] write(3, "1000", 4 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] set_robust_list(0x7f20a717b9a0, 24 [pid 6035] <... rseq resumed>) = 0 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6033] <... write resumed>) = 4 [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... set_robust_list resumed>) = 0 [pid 6035] set_robust_list(0x7f20a717b9a0, 24 [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] close(3 [pid 6026] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 0 [pid 6036] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] <... set_robust_list resumed>) = 0 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] <... close resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6024] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], [pid 6034] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6033] write(1, "executing program\n", 18 [pid 6027] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6026] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6036] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6034] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6033] <... write resumed>) = 18 [pid 6027] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6035] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6034] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... futex resumed>) = 0 [pid 6036] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6034] <... futex resumed>) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6020] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6035] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6027] <... mmap resumed>) = 0x7f20a715b000 [pid 6026] <... futex resumed>) = 0 [pid 6020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] <... futex resumed>) = 1 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6027] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6026] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6035] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6027] <... mprotect resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6024] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... futex resumed>) = 0 [pid 6034] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] <... futex resumed>) = 1 [pid 6035] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6034] <... futex resumed>) = 0 [pid 6027] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] <... socket resumed>) = 3 [pid 6034] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6020] <... futex resumed>) = 0 [pid 6033] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6035] <... futex resumed>) = 1 [pid 6034] ioctl(3, SIOCSIFFLAGS, NULL [pid 6024] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6037 attached [pid 6035] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6034] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6027] <... clone3 resumed> => {parent_tid=[6037]}, 88) = 6037 [pid 6024] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... rseq resumed>) = 0 [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6035] ioctl(3, SIOCSIFFLAGS, NULL [pid 6034] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] <... futex resumed>) = 0 [pid 6037] set_robust_list(0x7f20a717b9a0, 24 [pid 6036] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6031] <... unshare resumed>) = 0 [pid 6037] <... set_robust_list resumed>) = 0 [pid 6035] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6034] <... futex resumed>) = 1 [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6024] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] <... futex resumed>) = 0 [pid 6036] <... socket resumed>) = 3 [pid 6037] rt_sigprocmask(SIG_SETMASK, [], [pid 6036] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6036] <... futex resumed>) = 1 [pid 6035] <... futex resumed>) = 0 [pid 6034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... mmap resumed>) = 0x7f20a717c000 [pid 6031] <... futex resumed>) = 0 [pid 6027] <... futex resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6024] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = 0 [pid 6037] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6036] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] openat(AT_FDCWD, NULL, O_RDONLY [pid 6034] openat(AT_FDCWD, NULL, O_RDONLY [pid 6033] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6031] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6026] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] <... futex resumed>) = 0 [pid 6020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6035] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6034] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6033] <... mprotect resumed>) = 0 [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6026] <... futex resumed>) = 0 [pid 6024] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6031] ioctl(3, SIOCSIFFLAGS, NULL [pid 6026] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6037] <... futex resumed>) = 1 [pid 6035] <... futex resumed>) = 0 [pid 6034] <... futex resumed>) = 1 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6031] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6027] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 0 [pid 6037] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6035] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6031] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6039 attached [pid 6037] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6031] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6039] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6037] <... socket resumed>) = 3 [pid 6039] <... rseq resumed>) = 0 [pid 6033] <... clone3 resumed> => {parent_tid=[6039]}, 88) = 6039 [pid 6031] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6026] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6039] set_robust_list(0x7f20a719c9a0, 24 [pid 6037] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6026] <... futex resumed>) = 0 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6037] <... futex resumed>) = 0 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] openat(AT_FDCWD, NULL, O_RDONLY [pid 6027] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] rt_sigprocmask(SIG_SETMASK, [], [pid 6037] ioctl(3, SIOCSIFFLAGS, NULL [pid 6033] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6027] <... futex resumed>) = 0 [pid 6039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6037] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6033] <... futex resumed>) = 0 [pid 6031] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6039] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6037] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6026] <... futex resumed>) = 0 [pid 6031] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6027] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] exit_group(0 [pid 6037] <... futex resumed>) = 0 [pid 6036] <... futex resumed>) = ? [pid 6031] <... futex resumed>) = ? [pid 6027] <... futex resumed>) = 0 [pid 6026] <... exit_group resumed>) = ? [pid 6037] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6027] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6037] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6036] +++ exited with 0 +++ [pid 6031] +++ exited with 0 +++ [pid 6037] <... futex resumed>) = 1 [pid 6027] <... futex resumed>) = 0 [pid 6037] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6026] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6026, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6040 attached , child_tidptr=0x55556c268690) = 6040 [pid 6040] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6040] setpgid(0, 0) = 0 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6040] write(3, "1000", 4) = 4 [pid 6040] close(3) = 0 executing program [pid 6040] write(1, "executing program\n", 18) = 18 [pid 6040] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6040] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6033] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6033] <... futex resumed>) = 0 [pid 6040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6041 attached ) = 0x7f20a715b000 [pid 6033] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6041] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6040] <... clone3 resumed> => {parent_tid=[6041]}, 88) = 6041 [pid 6041] <... rseq resumed>) = 0 [pid 6033] <... mprotect resumed>) = 0 [pid 6041] set_robust_list(0x7f20a719c9a0, 24 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], [pid 6041] <... set_robust_list resumed>) = 0 [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6041] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6041] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6040] <... futex resumed>) = 0 [pid 6033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6042 attached [pid 6040] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] <... clone3 resumed> => {parent_tid=[6042]}, 88) = 6042 [pid 6042] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6042] <... rseq resumed>) = 0 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] set_robust_list(0x7f20a717b9a0, 24 [pid 6033] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6033] <... futex resumed>) = 0 [pid 6042] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6042] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6042] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6042] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6042] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6033] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... socket resumed>) = 3 [pid 6042] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6042] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6042] ioctl(3, SIOCSIFFLAGS, NULL [pid 6033] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6042] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6042] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6033] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6033] <... futex resumed>) = 0 [pid 6042] openat(AT_FDCWD, NULL, O_RDONLY [pid 6033] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6042] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6033] <... futex resumed>) = 0 [pid 6042] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6040] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6040] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6040] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6043 attached => {parent_tid=[6043]}, 88) = 6043 [pid 6043] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6040] rt_sigprocmask(SIG_SETMASK, [], [pid 6043] <... rseq resumed>) = 0 [pid 6040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6043] set_robust_list(0x7f20a717b9a0, 24 [pid 6040] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... set_robust_list resumed>) = 0 [pid 6040] <... futex resumed>) = 0 [pid 6043] rt_sigprocmask(SIG_SETMASK, [], [pid 6040] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6043] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6043] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6040] <... futex resumed>) = 0 [pid 6043] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6040] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... socket resumed>) = 3 [pid 6040] <... futex resumed>) = 0 [pid 6043] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... futex resumed>) = 0 [pid 6040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6043] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6040] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6040] <... futex resumed>) = 0 [pid 6043] ioctl(3, SIOCSIFFLAGS, NULL [pid 6040] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6043] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6043] <... futex resumed>) = 1 [pid 6040] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6043] openat(AT_FDCWD, NULL, O_RDONLY [pid 6040] <... futex resumed>) = 0 [pid 6043] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6040] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6043] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6040] <... futex resumed>) = 0 [pid 6043] <... futex resumed>) = 1 [pid 6043] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6028] <... unshare resumed>) = 0 [pid 6028] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6028] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] exit_group(0) = ? [pid 6028] <... futex resumed>) = ? [pid 6028] +++ exited with 0 +++ [pid 6034] <... futex resumed>) = ? [pid 6034] +++ exited with 0 +++ [pid 6020] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6045 attached [pid 6045] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6045 [pid 6045] <... prctl resumed>) = 0 [pid 6045] setpgid(0, 0) = 0 [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6045] write(3, "1000", 4) = 4 [pid 6045] close(3executing program ) = 0 [pid 6045] write(1, "executing program\n", 18) = 18 [pid 6045] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6045] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6045] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6047 attached => {parent_tid=[6047]}, 88) = 6047 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6047] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6047] <... rseq resumed>) = 0 [pid 6045] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] set_robust_list(0x7f20a719c9a0, 24 [pid 6045] <... futex resumed>) = 0 [pid 6030] <... unshare resumed>) = 0 [pid 6047] <... set_robust_list resumed>) = 0 [pid 6045] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6032] <... unshare resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_SETMASK, [], [pid 6030] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... futex resumed>) = 0 [pid 6024] exit_group(0 [pid 6047] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6035] <... futex resumed>) = ? [pid 6032] <... futex resumed>) = 0 [pid 6027] exit_group(0 [pid 6024] <... exit_group resumed>) = ? [pid 6035] +++ exited with 0 +++ [pid 6032] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6037] <... futex resumed>) = ? [pid 6032] <... futex resumed>) = ? [pid 6027] <... exit_group resumed>) = ? [pid 6037] +++ exited with 0 +++ [pid 6030] +++ exited with 0 +++ [pid 6024] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6032] +++ exited with 0 +++ [pid 6027] +++ exited with 0 +++ [pid 5815] <... restart_syscall resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6027, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 6049 attached [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6049 [pid 6049] set_robust_list(0x55556c2686a0, 24 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6049] <... set_robust_list resumed>) = 0 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6051 [pid 6049] setpgid(0, 0./strace-static-x86_64: Process 6051 attached ) = 0 [pid 6041] <... unshare resumed>) = 0 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6041] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] set_robust_list(0x55556c2686a0, 24 [pid 6049] <... openat resumed>) = 3 [pid 6049] write(3, "1000", 4 [pid 6041] <... futex resumed>) = 0 [pid 6051] <... set_robust_list resumed>) = 0 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] exit_group(0) = ? [pid 6043] <... futex resumed>) = ? [pid 6051] <... prctl resumed>) = 0 [pid 6043] +++ exited with 0 +++ [pid 6051] setpgid(0, 0) = 0 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6049] <... write resumed>) = 4 [pid 6045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6041] +++ exited with 0 +++ [pid 6040] +++ exited with 0 +++ [pid 6039] <... unshare resumed>) = 0 [pid 6049] close(3 [pid 6039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] write(3, "1000", 4 [pid 6049] <... close resumed>) = 0 [pid 6045] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] exit_group(0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6051] <... write resumed>) = 4 [pid 6045] <... futex resumed>) = 0 [pid 6051] close(3executing program [pid 6049] write(1, "executing program\n", 18executing program [pid 6045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6033] <... exit_group resumed>) = ? [pid 6051] <... close resumed>) = 0 [pid 6049] <... write resumed>) = 18 [pid 6042] <... futex resumed>) = ? [pid 6039] <... futex resumed>) = ? [pid 6051] write(1, "executing program\n", 18) = 18 [pid 6049] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] <... mmap resumed>) = 0x7f20a715b000 [pid 6039] +++ exited with 0 +++ [pid 6049] <... futex resumed>) = 0 [pid 6042] +++ exited with 0 +++ [pid 6051] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6051] <... futex resumed>) = 0 [pid 6045] <... mprotect resumed>) = 0 [pid 6051] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6045] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6051] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6049] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6045] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6045] <... clone3 resumed> => {parent_tid=[6053]}, 88) = 6053 [pid 6051] <... mmap resumed>) = 0x7f20a717c000 [pid 6045] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] <... mprotect resumed>) = 0 [pid 6045] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6045] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6054 attached ./strace-static-x86_64: Process 6053 attached [pid 6051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6049] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6045] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6053] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6053] <... rseq resumed>) = 0 [pid 6049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6055 attached [pid 6053] set_robust_list(0x7f20a717b9a0, 24 [pid 6051] <... clone3 resumed> => {parent_tid=[6055]}, 88) = 6055 [pid 6054] set_robust_list(0x55556c2686a0, 24 [pid 6053] <... set_robust_list resumed>) = 0 [pid 6051] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] <... mmap resumed>) = 0x7f20a717c000 [pid 6033] +++ exited with 0 +++ [pid 6055] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6053] rt_sigprocmask(SIG_SETMASK, [], [pid 6051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6049] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6051] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6056 attached [pid 6051] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6056 [pid 6049] <... mprotect resumed>) = 0 [pid 6053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6054 [pid 6056] set_robust_list(0x55556c2686a0, 24 [pid 6049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6053] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6055] set_robust_list(0x7f20a719c9a0, 24 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6055] <... set_robust_list resumed>) = 0 [pid 6054] <... prctl resumed>) = 0 [pid 6053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] setpgid(0, 0 [pid 6049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] <... setpgid resumed>) = 0 [pid 6053] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6055] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6057 attached [pid 6056] <... prctl resumed>) = 0 [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... clone3 resumed> => {parent_tid=[6057]}, 88) = 6057 [pid 6053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6045] <... futex resumed>) = 0 [pid 6056] setpgid(0, 0 [pid 6053] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6049] rt_sigprocmask(SIG_SETMASK, [], [pid 6045] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6056] <... setpgid resumed>) = 0 [pid 6053] <... socket resumed>) = 3 [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] <... futex resumed>) = 1 [pid 6049] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6057] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6054] <... openat resumed>) = 3 [pid 6053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6049] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] ioctl(3, SIOCSIFFLAGS, NULL [pid 6057] <... rseq resumed>) = 0 [pid 6056] <... openat resumed>) = 3 [pid 6053] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6045] <... futex resumed>) = 0 [pid 6056] write(3, "1000", 4 [pid 6053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6045] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] set_robust_list(0x7f20a719c9a0, 24 [pid 6053] <... futex resumed>) = 0 [pid 6045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6057] <... set_robust_list resumed>) = 0 [pid 6045] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6053] openat(AT_FDCWD, NULL, O_RDONLY [pid 6057] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] <... write resumed>) = 4 [pid 6056] close(3) = 0 [pid 6056] write(1, "executing program\n", 18) = 18 [pid 6056] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6056] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6047] <... unshare resumed>) = 0 [pid 6045] <... futex resumed>) = 0 [pid 6056] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6045] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6057] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6056] <... mprotect resumed>) = 0 [pid 6056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6047] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6047] <... futex resumed>) = 0 [pid 6056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6047] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6056] <... clone3 resumed> => {parent_tid=[6059]}, 88) = 6059 ./strace-static-x86_64: Process 6059 attached [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] write(3, "1000", 4 [pid 6053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6059] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] <... write resumed>) = 4 [pid 6054] close(3) = 0 executing program [pid 6054] write(1, "executing program\n", 18) = 18 [pid 6054] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6059] <... rseq resumed>) = 0 [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6053] <... futex resumed>) = 1 [pid 6045] <... futex resumed>) = 0 [pid 6056] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6056] <... futex resumed>) = 0 [pid 6054] <... mmap resumed>) = 0x7f20a717c000 [pid 6056] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6060]}, 88) = 6060 ./strace-static-x86_64: Process 6060 attached [pid 6053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6045] exit_group(0 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6054] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] <... exit_group resumed>) = ? [pid 6053] <... futex resumed>) = ? [pid 6060] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6059] set_robust_list(0x7f20a719c9a0, 24 [pid 6060] <... rseq resumed>) = 0 [pid 6059] <... set_robust_list resumed>) = 0 [pid 6053] +++ exited with 0 +++ [pid 6047] <... futex resumed>) = ? [pid 6060] set_robust_list(0x7f20a719c9a0, 24 [pid 6059] rt_sigprocmask(SIG_SETMASK, [], [pid 6060] <... set_robust_list resumed>) = 0 [pid 6060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6059] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6047] +++ exited with 0 +++ [pid 6045] +++ exited with 0 +++ [pid 6060] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6059] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6051] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6051] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6049] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] <... mmap resumed>) = 0x7f20a715b000 [pid 6051] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6061 attached [pid 6051] <... mprotect resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6051] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6061 [pid 6051] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6062 attached ) = 0x7f20a715b000 [pid 6051] <... clone3 resumed> => {parent_tid=[6062]}, 88) = 6062 [pid 6049] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6049] <... mprotect resumed>) = 0 [pid 6051] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6061] set_robust_list(0x55556c2686a0, 24 [pid 6051] <... futex resumed>) = 0 [pid 6049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6062] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6061] <... set_robust_list resumed>) = 0 [pid 6049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6051] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6063 attached [pid 6062] <... rseq resumed>) = 0 [pid 6061] <... prctl resumed>) = 0 [pid 6049] <... clone3 resumed> => {parent_tid=[6063]}, 88) = 6063 [pid 6061] setpgid(0, 0 [pid 6062] set_robust_list(0x7f20a717b9a0, 24 [pid 6049] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] <... set_robust_list resumed>) = 0 [pid 6061] <... setpgid resumed>) = 0 [pid 6062] rt_sigprocmask(SIG_SETMASK, [], [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... rseq resumed>) = 0 [pid 6062] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6061] <... openat resumed>) = 3 [pid 6049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] set_robust_list(0x7f20a717b9a0, 24 [pid 6062] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6049] <... futex resumed>) = 0 [pid 6063] <... set_robust_list resumed>) = 0 [pid 6062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] write(3, "1000", 4 [pid 6049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6062] <... futex resumed>) = 1 [pid 6061] <... write resumed>) = 4 [pid 6051] <... futex resumed>) = 0 [pid 6062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] rt_sigprocmask(SIG_SETMASK, [], [pid 6062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6061] close(3 [pid 6051] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6056] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6056] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6062] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6061] <... close resumed>) = 0 [pid 6056] <... mmap resumed>) = 0x7f20a715b000 [pid 6051] <... futex resumed>) = 0 [pid 6056] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6054] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6054] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... clone3 resumed> => {parent_tid=[6064]}, 88) = 6064 [pid 6054] <... futex resumed>) = 0 [pid 6056] rt_sigprocmask(SIG_SETMASK, [], [pid 6054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6064 attached [pid 6063] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6062] <... socket resumed>) = 3 [pid 6061] write(1, "executing program\n", 18 [pid 6056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] <... mmap resumed>) = 0x7f20a715b000 [pid 6051] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6064] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6056] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6056] <... futex resumed>) = 0 [pid 6054] <... mprotect resumed>) = 0 [pid 6056] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] rt_sigprocmask(SIG_BLOCK, ~[], executing program [], 8) = 0 [pid 6064] <... rseq resumed>) = 0 [pid 6063] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... write resumed>) = 18 [pid 6054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6065 attached [pid 6064] set_robust_list(0x7f20a717b9a0, 24 [pid 6063] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... futex resumed>) = 0 [pid 6061] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6064] <... set_robust_list resumed>) = 0 [pid 6063] <... futex resumed>) = 1 [pid 6062] ioctl(3, SIOCSIFFLAGS, NULL [pid 6061] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6054] <... clone3 resumed> => {parent_tid=[6065]}, 88) = 6065 [pid 6054] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] <... rseq resumed>) = 0 [pid 6064] rt_sigprocmask(SIG_SETMASK, [], [pid 6063] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6062] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6061] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6051] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6054] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6054] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6061] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6065] set_robust_list(0x7f20a717b9a0, 24 [pid 6064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6063] <... socket resumed>) = 3 [pid 6062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6065] <... set_robust_list resumed>) = 0 [pid 6064] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6063] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] rt_sigprocmask(SIG_SETMASK, [], [pid 6064] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6063] <... futex resumed>) = 0 [pid 6061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6051] <... futex resumed>) = 0 [pid 6049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6064] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6051] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6065] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6064] <... futex resumed>) = 1 [pid 6062] <... futex resumed>) = 0 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6056] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 1 [pid 6049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6064] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6062] openat(AT_FDCWD, NULL, O_RDONLY [pid 6061] <... mmap resumed>) = 0x7f20a717c000 [pid 6056] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6051] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] <... futex resumed>) = 0 [pid 6062] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6061] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6056] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = 1 [pid 6065] <... futex resumed>) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6065] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6063] ioctl(3, SIOCSIFFLAGS, NULL [pid 6062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... mprotect resumed>) = 0 [pid 6056] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] <... socket resumed>) = 3 [pid 6063] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6062] <... futex resumed>) = 1 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6054] <... futex resumed>) = 0 [pid 6051] <... futex resumed>) = 0 [pid 6063] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6054] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6063] <... futex resumed>) = 1 [pid 6061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6049] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6067 attached [pid 6065] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6065] <... socket resumed>) = 3 [pid 6064] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6063] openat(AT_FDCWD, NULL, O_RDONLY [pid 6061] <... clone3 resumed> => {parent_tid=[6067]}, 88) = 6067 [pid 6055] <... unshare resumed>) = 0 [pid 6049] <... futex resumed>) = 0 [pid 6067] <... rseq resumed>) = 0 [pid 6065] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = 1 [pid 6063] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6056] <... futex resumed>) = 0 [pid 6055] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] set_robust_list(0x7f20a719c9a0, 24 [pid 6065] <... futex resumed>) = 1 [pid 6064] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6063] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] <... futex resumed>) = 0 [pid 6049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6067] <... set_robust_list resumed>) = 0 [pid 6065] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6063] <... futex resumed>) = 0 [pid 6061] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] <... futex resumed>) = 0 [pid 6054] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] rt_sigprocmask(SIG_SETMASK, [], [pid 6065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] ioctl(3, SIOCSIFFLAGS, NULL [pid 6063] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] <... futex resumed>) = 0 [pid 6056] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] <... futex resumed>) = 0 [pid 6067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6065] ioctl(3, SIOCSIFFLAGS, NULL [pid 6064] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6061] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6067] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6054] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6051] exit_group(0 [pid 6065] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6064] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6062] <... futex resumed>) = ? [pid 6051] <... exit_group resumed>) = ? [pid 6065] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = 1 [pid 6062] +++ exited with 0 +++ [pid 6065] <... futex resumed>) = 0 [pid 6056] <... futex resumed>) = 0 [pid 6065] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6064] openat(AT_FDCWD, NULL, O_RDONLY [pid 6056] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6055] <... futex resumed>) = ? [pid 6054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6064] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6056] <... futex resumed>) = 0 [pid 6054] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6065] <... futex resumed>) = 0 [pid 6064] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6056] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6054] <... futex resumed>) = 1 [pid 6065] openat(AT_FDCWD, NULL, O_RDONLY [pid 6064] <... futex resumed>) = 0 [pid 6056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6054] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6065] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6064] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6065] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6054] <... futex resumed>) = 0 [pid 6065] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6055] +++ exited with 0 +++ [pid 6051] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6068 attached , child_tidptr=0x55556c268690) = 6068 [pid 6068] set_robust_list(0x55556c2686a0, 24 [pid 6060] <... unshare resumed>) = 0 [pid 6068] <... set_robust_list resumed>) = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6068] setpgid(0, 0) = 0 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6060] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6054] exit_group(0 [pid 6060] <... futex resumed>) = ? [pid 6054] <... exit_group resumed>) = ? [pid 6068] <... openat resumed>) = 3 [pid 6060] +++ exited with 0 +++ [pid 6068] write(3, "1000", 4 [pid 6065] <... futex resumed>) = ? [pid 6068] <... write resumed>) = 4 [pid 6068] close(3) = 0 [pid 6065] +++ exited with 0 +++ [pid 6054] +++ exited with 0 +++ executing program [pid 6068] write(1, "executing program\n", 18) = 18 [pid 6068] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6068] <... futex resumed>) = 0 [pid 6068] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6068] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6059] <... unshare resumed>) = 0 [pid 6057] <... unshare resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6061] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6059] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6061] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6059] <... futex resumed>) = 0 [pid 6056] exit_group(0 [pid 6061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6059] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6057] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6064] <... futex resumed>) = ? [pid 6064] +++ exited with 0 +++ [pid 6057] <... futex resumed>) = 0 [pid 6059] <... futex resumed>) = ? [pid 6056] <... exit_group resumed>) = ? [pid 6057] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6059] +++ exited with 0 +++ [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6072 attached [pid 6072] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6049] exit_group(0 [pid 6072] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6073 attached => {parent_tid=[6073]}, 88) = 6073 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6068] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6074 attached [pid 6061] <... clone3 resumed> => {parent_tid=[6072]}, 88) = 6072 [pid 6073] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6063] <... futex resumed>) = ? [pid 6061] rt_sigprocmask(SIG_SETMASK, [], [pid 6049] <... exit_group resumed>) = ? [pid 6063] +++ exited with 0 +++ [pid 6057] <... futex resumed>) = ? [pid 6074] set_robust_list(0x55556c2686a0, 24 [pid 6073] <... rseq resumed>) = 0 [pid 6061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6056] +++ exited with 0 +++ [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6074 [pid 6074] <... set_robust_list resumed>) = 0 [pid 6073] set_robust_list(0x7f20a719c9a0, 24 [pid 6061] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6057] +++ exited with 0 +++ [pid 6049] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6072] <... futex resumed>) = 0 [pid 6061] <... futex resumed>) = 1 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6072] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6061] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6073] <... set_robust_list resumed>) = 0 [pid 6072] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6074] <... prctl resumed>) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [], [pid 6072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6072] <... futex resumed>) = 1 [pid 6061] <... futex resumed>) = 0 [pid 6074] setpgid(0, 0 [pid 6073] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6061] <... futex resumed>) = 0 [pid 6072] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6061] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... setpgid resumed>) = 0 [pid 6072] <... socket resumed>) = 3 [pid 6072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... restart_syscall resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6072] <... futex resumed>) = 1 [pid 6061] <... futex resumed>) = 0 [pid 6072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6061] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6061] <... futex resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6075 attached [pid 6074] <... openat resumed>) = 3 [pid 6072] ioctl(3, SIOCSIFFLAGS, NULL [pid 6061] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6075 ./strace-static-x86_64: Process 6077 attached [pid 6072] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6077] set_robust_list(0x55556c2686a0, 24 [pid 6075] set_robust_list(0x55556c2686a0, 24 [pid 6074] write(3, "1000", 4 [pid 6072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... unshare resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6077 [pid 6077] <... set_robust_list resumed>) = 0 [pid 6075] <... set_robust_list resumed>) = 0 [pid 6074] <... write resumed>) = 4 [pid 6072] <... futex resumed>) = 1 [pid 6067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = 0 [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6067] <... futex resumed>) = 0 [pid 6061] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6074] close(3 [pid 6077] <... prctl resumed>) = 0 [pid 6075] <... prctl resumed>) = 0 [pid 6074] <... close resumed>) = 0 [pid 6067] openat(AT_FDCWD, NULL, O_RDONLY [pid 6061] <... futex resumed>) = 0 [pid 6077] setpgid(0, 0 [pid 6075] setpgid(0, 0 executing program [pid 6074] write(1, "executing program\n", 18 [pid 6067] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6061] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6077] <... setpgid resumed>) = 0 [pid 6075] <... setpgid resumed>) = 0 [pid 6074] <... write resumed>) = 18 [pid 6067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6074] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6067] <... futex resumed>) = 0 [pid 6074] <... futex resumed>) = 0 [pid 6061] exit_group(0 [pid 6074] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6072] <... futex resumed>) = ? [pid 6061] <... exit_group resumed>) = ? [pid 6074] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6072] +++ exited with 0 +++ [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6077] <... openat resumed>) = 3 [pid 6075] <... openat resumed>) = 3 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6077] write(3, "1000", 4 [pid 6075] write(3, "1000", 4 [pid 6074] <... mmap resumed>) = 0x7f20a717c000 [pid 6077] <... write resumed>) = 4 [pid 6074] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6077] close(3) = 0 executing program [pid 6075] <... write resumed>) = 4 [pid 6077] write(1, "executing program\n", 18 [pid 6074] <... mprotect resumed>) = 0 [pid 6077] <... write resumed>) = 18 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] close(3 [pid 6067] +++ exited with 0 +++ [pid 6061] +++ exited with 0 +++ [pid 6075] <... close resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6077] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6077] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6078 attached executing program [pid 6077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6075] write(1, "executing program\n", 18 [pid 6077] <... mmap resumed>) = 0x7f20a717c000 [pid 6075] <... write resumed>) = 18 [pid 6074] <... clone3 resumed> => {parent_tid=[6078]}, 88) = 6078 [pid 6078] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6077] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6075] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] <... restart_syscall resumed>) = 0 [pid 6078] <... rseq resumed>) = 0 [pid 6077] <... mprotect resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6074] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6078] set_robust_list(0x7f20a719c9a0, 24 [pid 6075] <... mmap resumed>) = 0x7f20a717c000 [pid 6074] <... futex resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6075] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6077] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6079 attached [pid 6075] <... clone3 resumed> => {parent_tid=[6079]}, 88) = 6079 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6075] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6079] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6075] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6079] <... rseq resumed>) = 0 [pid 6079] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6079] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6080 attached NULL, 8) = 0 [pid 6077] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6080] set_robust_list(0x55556c2686a0, 24 [pid 6079] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6080 [pid 6078] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6081 attached [pid 6080] <... set_robust_list resumed>) = 0 [pid 6078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6078] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6077] <... clone3 resumed> => {parent_tid=[6081]}, 88) = 6081 [pid 6077] rt_sigprocmask(SIG_SETMASK, [], [pid 6081] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] <... rseq resumed>) = 0 [pid 6080] <... prctl resumed>) = 0 [pid 6077] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] set_robust_list(0x7f20a719c9a0, 24 [pid 6080] setpgid(0, 0 [pid 6081] <... set_robust_list resumed>) = 0 [pid 6080] <... setpgid resumed>) = 0 [pid 6081] rt_sigprocmask(SIG_SETMASK, [], [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6080] <... openat resumed>) = 3 [pid 6081] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6080] write(3, "1000", 4) = 4 [pid 6080] close(3 [pid 6068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6080] <... close resumed>) = 0 [pid 6077] <... futex resumed>) = 0 [pid 6080] write(1, "executing program\n", 18 [pid 6068] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6080] <... write resumed>) = 18 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] <... unshare resumed>) = 0 [pid 6068] <... mmap resumed>) = 0x7f20a715b000 [pid 6080] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6080] <... futex resumed>) = 0 [pid 6073] <... futex resumed>) = 0 [pid 6080] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6073] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6068] <... mprotect resumed>) = 0 [pid 6080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6068] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6068] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6080] <... mmap resumed>) = 0x7f20a717c000 [pid 6080] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] <... clone3 resumed> => {parent_tid=[6083]}, 88) = 6083 [pid 6074] <... futex resumed>) = 0 [pid 6068] rt_sigprocmask(SIG_SETMASK, [], [pid 6074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6074] <... mmap resumed>) = 0x7f20a715b000 [pid 6068] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6068] <... futex resumed>) = 0 [pid 6080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6068] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6083 attached [pid 6074] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6084 attached [pid 6080] <... clone3 resumed> => {parent_tid=[6084]}, 88) = 6084 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6080] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6080] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6083] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6080] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6084] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6083] <... rseq resumed>) = 0 [pid 6075] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6085 attached [pid 6084] <... rseq resumed>) = 0 [pid 6083] set_robust_list(0x7f20a717b9a0, 24 [pid 6075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6074] <... clone3 resumed> => {parent_tid=[6085]}, 88) = 6085 [pid 6084] set_robust_list(0x7f20a719c9a0, 24 [pid 6083] <... set_robust_list resumed>) = 0 [pid 6075] <... mmap resumed>) = 0x7f20a715b000 [pid 6074] rt_sigprocmask(SIG_SETMASK, [], [pid 6084] <... set_robust_list resumed>) = 0 [pid 6083] rt_sigprocmask(SIG_SETMASK, [], [pid 6075] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6084] rt_sigprocmask(SIG_SETMASK, [], [pid 6083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... mprotect resumed>) = 0 [pid 6074] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6083] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6084] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6083] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6074] <... futex resumed>) = 0 [pid 6083] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6083] <... futex resumed>) = 1 [pid 6075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6074] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6068] <... futex resumed>) = 0 [pid 6085] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6083] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6086 attached [pid 6085] <... rseq resumed>) = 0 [pid 6085] set_robust_list(0x7f20a717b9a0, 24 [pid 6075] <... clone3 resumed> => {parent_tid=[6086]}, 88) = 6086 [pid 6073] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = 1 [pid 6085] <... set_robust_list resumed>) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [], [pid 6073] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6068] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6085] rt_sigprocmask(SIG_SETMASK, [], [pid 6075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] <... rseq resumed>) = 0 [pid 6086] set_robust_list(0x7f20a717b9a0, 24 [pid 6075] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... socket resumed>) = 3 [pid 6086] <... set_robust_list resumed>) = 0 [pid 6086] rt_sigprocmask(SIG_SETMASK, [], [pid 6085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6073] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6086] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6085] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6075] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6086] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6073] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6068] <... futex resumed>) = 0 [pid 6085] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 6073] ioctl(3, SIOCSIFFLAGS, NULL [pid 6068] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... futex resumed>) = 0 [pid 6073] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6074] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6074] <... futex resumed>) = 0 [pid 6073] <... futex resumed>) = 1 [pid 6068] <... futex resumed>) = 0 [pid 6085] <... socket resumed>) = 3 [pid 6074] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] openat(AT_FDCWD, NULL, O_RDONLY [pid 6068] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6086] <... futex resumed>) = 1 [pid 6085] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... unshare resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6073] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6068] <... futex resumed>) = 0 [pid 6086] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6086] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6086] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6085] <... futex resumed>) = 1 [pid 6081] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] <... futex resumed>) = 0 [pid 6073] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6068] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6085] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6074] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6073] <... futex resumed>) = 0 [pid 6068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6086] ioctl(3, SIOCSIFFLAGS, NULL [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6081] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] <... unshare resumed>) = 0 [pid 6077] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6074] <... futex resumed>) = 0 [pid 6073] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6068] exit_group(0 [pid 6085] ioctl(3, SIOCSIFFLAGS, NULL [pid 6083] <... futex resumed>) = ? [pid 6079] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 6074] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6073] <... futex resumed>) = ? [pid 6068] <... exit_group resumed>) = ? [pid 6086] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6085] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6083] +++ exited with 0 +++ [pid 6081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6079] <... futex resumed>) = 0 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6086] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6086] <... futex resumed>) = 1 [pid 6075] <... futex resumed>) = 0 [pid 6081] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6086] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6075] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] <... futex resumed>) = 0 [pid 6075] <... futex resumed>) = 0 [pid 6081] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] <... futex resumed>) = 1 [pid 6079] openat(AT_FDCWD, NULL, O_RDONLY [pid 6077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6074] <... futex resumed>) = 0 [pid 6085] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6077] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6074] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6079] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 1 [pid 6074] <... futex resumed>) = 0 [pid 6085] openat(AT_FDCWD, NULL, O_RDONLY [pid 6079] <... futex resumed>) = 1 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6075] <... futex resumed>) = 0 [pid 6074] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6085] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6081] <... futex resumed>) = 0 [pid 6079] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6075] exit_group(0 [pid 6073] +++ exited with 0 +++ [pid 6068] +++ exited with 0 +++ [pid 6085] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6086] <... futex resumed>) = ? [pid 6085] <... futex resumed>) = 1 [pid 6079] <... futex resumed>) = ? [pid 6075] <... exit_group resumed>) = ? [pid 6074] <... futex resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6086] +++ exited with 0 +++ [pid 6085] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6079] +++ exited with 0 +++ [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6081] <... socket resumed>) = 3 [pid 6080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6075] +++ exited with 0 +++ [pid 5814] <... restart_syscall resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6080] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6080] <... mmap resumed>) = 0x7f20a715b000 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6089 attached [pid 6080] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6090 attached => {parent_tid=[6091]}, 88) = 6091 [pid 6080] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6091 attached [pid 6089] set_robust_list(0x55556c2686a0, 24 [pid 6080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6081] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6090 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6089 [pid 6080] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6080] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6081] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6091] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6089] <... set_robust_list resumed>) = 0 [pid 6090] set_robust_list(0x55556c2686a0, 24 [pid 6077] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6077] <... futex resumed>) = 0 [pid 6091] <... rseq resumed>) = 0 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] set_robust_list(0x7f20a717b9a0, 24 [pid 6089] <... prctl resumed>) = 0 [pid 6081] ioctl(3, SIOCSIFFLAGS, NULL [pid 6091] <... set_robust_list resumed>) = 0 [pid 6090] <... set_robust_list resumed>) = 0 [pid 6091] rt_sigprocmask(SIG_SETMASK, [], [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] setpgid(0, 0 [pid 6081] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] <... prctl resumed>) = 0 [pid 6089] <... setpgid resumed>) = 0 [pid 6081] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6091] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6090] setpgid(0, 0 [pid 6081] <... futex resumed>) = 1 [pid 6091] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6077] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6080] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6077] <... futex resumed>) = 0 [pid 6091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6080] <... futex resumed>) = 0 [pid 6077] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... setpgid resumed>) = 0 [pid 6081] openat(AT_FDCWD, NULL, O_RDONLY [pid 6080] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6091] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6089] <... openat resumed>) = 3 [pid 6091] <... socket resumed>) = 3 executing program [pid 6091] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6089] write(3, "1000", 4 [pid 6081] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6078] <... unshare resumed>) = 0 [pid 6091] <... futex resumed>) = 1 [pid 6080] <... futex resumed>) = 0 [pid 6089] <... write resumed>) = 4 [pid 6081] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] ioctl(3, SIOCSIFFLAGS, NULL [pid 6089] close(3 [pid 6080] <... futex resumed>) = 0 [pid 6091] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6080] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] <... openat resumed>) = 3 [pid 6089] <... close resumed>) = 0 [pid 6081] <... futex resumed>) = 1 [pid 6077] <... futex resumed>) = 0 [pid 6091] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] write(1, "executing program\n", 18 [pid 6081] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] <... futex resumed>) = 1 [pid 6089] <... write resumed>) = 18 [pid 6080] <... futex resumed>) = 0 [pid 6077] exit_group(0 [pid 6091] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6081] <... futex resumed>) = ? [pid 6077] <... exit_group resumed>) = ? [pid 6080] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] <... futex resumed>) = 0 [pid 6089] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6081] +++ exited with 0 +++ [pid 6080] <... futex resumed>) = 1 [pid 6078] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6091] openat(AT_FDCWD, NULL, O_RDONLY [pid 6078] <... futex resumed>) = 0 [pid 6080] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] <... futex resumed>) = 0 [pid 6091] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6090] write(3, "1000", 4 [pid 6078] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6091] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... write resumed>) = 4 [pid 6080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6091] <... futex resumed>) = 0 [pid 6090] close(3 [pid 6089] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6091] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6077] +++ exited with 0 +++ [pid 6074] exit_group(0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6090] <... close resumed>) = 0 [pid 6085] <... futex resumed>) = ? [pid 6078] <... futex resumed>) = ? [pid 6074] <... exit_group resumed>) = ? executing program [pid 6090] write(1, "executing program\n", 18 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6089] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6090] <... write resumed>) = 18 [pid 6085] +++ exited with 0 +++ [pid 6078] +++ exited with 0 +++ [pid 5815] <... restart_syscall resumed>) = 0 [pid 6090] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6089] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6090] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6094 attached [pid 6090] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6089] <... mprotect resumed>) = 0 [pid 6090] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6094] set_robust_list(0x55556c2686a0, 24 [pid 6090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6084] <... unshare resumed>) = 0 [pid 6074] +++ exited with 0 +++ [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6094 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6094] <... set_robust_list resumed>) = 0 [pid 6090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6084] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6080] exit_group(0 [pid 6090] <... mmap resumed>) = 0x7f20a717c000 [pid 6090] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6090] <... mprotect resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6090] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6097 attached ./strace-static-x86_64: Process 6096 attached ./strace-static-x86_64: Process 6095 attached [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6091] <... futex resumed>) = ? [pid 6084] <... futex resumed>) = ? [pid 6080] <... exit_group resumed>) = ? [pid 6090] <... clone3 resumed> => {parent_tid=[6097]}, 88) = 6097 [pid 6089] <... clone3 resumed> => {parent_tid=[6096]}, 88) = 6096 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] set_robust_list(0x55556c2686a0, 24 [pid 6090] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6090] <... futex resumed>) = 0 [pid 6089] <... futex resumed>) = 0 [pid 6097] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6096] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6094] <... prctl resumed>) = 0 [pid 6091] +++ exited with 0 +++ [pid 6090] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6084] +++ exited with 0 +++ [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6095 [pid 6097] <... rseq resumed>) = 0 [pid 6096] <... rseq resumed>) = 0 [pid 6094] setpgid(0, 0 [pid 6097] set_robust_list(0x7f20a719c9a0, 24 [pid 6096] set_robust_list(0x7f20a719c9a0, 24 [pid 6094] <... setpgid resumed>) = 0 [pid 6097] <... set_robust_list resumed>) = 0 [pid 6096] <... set_robust_list resumed>) = 0 [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6097] rt_sigprocmask(SIG_SETMASK, [], [pid 6096] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6094] <... openat resumed>) = 3 [pid 6080] +++ exited with 0 +++ [pid 6097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6080, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6097] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6096] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6095] <... prctl resumed>) = 0 [pid 6094] write(3, "1000", 4executing program ) = 4 [pid 6094] close(3) = 0 [pid 6094] write(1, "executing program\n", 18) = 18 [pid 6095] setpgid(0, 0 [pid 6094] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] <... setpgid resumed>) = 0 [pid 6094] <... futex resumed>) = 0 [pid 6095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6094] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6095] <... openat resumed>) = 3 [pid 6094] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6095] write(3, "1000", 4 [pid 6094] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5821] <... restart_syscall resumed>) = 0 [pid 6095] <... write resumed>) = 4 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] close(3 [pid 6094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6095] <... close resumed>) = 0 [pid 6094] <... mmap resumed>) = 0x7f20a717c000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 6095] write(1, "executing program\n", 18 [pid 6094] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6098 attached [pid 6095] <... write resumed>) = 18 [pid 6094] <... mprotect resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6098 [pid 6098] set_robust_list(0x55556c2686a0, 24 [pid 6095] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6098] <... set_robust_list resumed>) = 0 [pid 6095] <... futex resumed>) = 0 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6095] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6094] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6098] setpgid(0, 0 [pid 6095] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6098] <... setpgid resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6098] <... openat resumed>) = 3 [pid 6095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6099 attached [pid 6098] write(3, "1000", 4 [pid 6095] <... mmap resumed>) = 0x7f20a717c000 [pid 6099] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6094] <... clone3 resumed> => {parent_tid=[6099]}, 88) = 6099 [pid 6099] <... rseq resumed>) = 0 [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6099] set_robust_list(0x7f20a719c9a0, 24 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6094] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] <... futex resumed>) = 0 [pid 6099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6098] <... write resumed>) = 4 [pid 6095] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6094] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] close(3 [pid 6095] <... mprotect resumed>) = 0 [pid 6098] <... close resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6098] write(1, "executing program\n", 18 [pid 6095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6098] <... write resumed>) = 18 [pid 6095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6098] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6098] <... futex resumed>) = 0 [pid 6095] <... clone3 resumed> => {parent_tid=[6100]}, 88) = 6100 [pid 6090] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6095] rt_sigprocmask(SIG_SETMASK, [], [pid 6090] <... futex resumed>) = 0 [pid 6089] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6100 attached [pid 6098] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6100] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6095] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... mmap resumed>) = 0x7f20a715b000 [pid 6089] <... mmap resumed>) = 0x7f20a715b000 [pid 6100] <... rseq resumed>) = 0 [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6089] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6100] set_robust_list(0x7f20a719c9a0, 24 [pid 6098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6095] <... futex resumed>) = 0 [pid 6090] <... mprotect resumed>) = 0 [pid 6089] <... mprotect resumed>) = 0 [pid 6100] <... set_robust_list resumed>) = 0 [pid 6098] <... mmap resumed>) = 0x7f20a717c000 [pid 6095] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6090] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6089] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6100] rt_sigprocmask(SIG_SETMASK, [], [pid 6098] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6090] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6089] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6098] <... mprotect resumed>) = 0 [pid 6090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6100] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6090] <... clone3 resumed> => {parent_tid=[6101]}, 88) = 6101 [pid 6090] rt_sigprocmask(SIG_SETMASK, [], [pid 6089] <... clone3 resumed> => {parent_tid=[6102]}, 88) = 6102 [pid 6098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6089] rt_sigprocmask(SIG_SETMASK, [], [pid 6098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6090] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6090] <... futex resumed>) = 0 [pid 6089] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] <... futex resumed>) = 0 [pid 6098] <... clone3 resumed> => {parent_tid=[6103]}, 88) = 6103 [pid 6089] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6101 attached [pid 6098] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6098] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6102 attached ./strace-static-x86_64: Process 6103 attached [pid 6101] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6103] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6102] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6101] <... rseq resumed>) = 0 [pid 6103] <... rseq resumed>) = 0 [pid 6102] <... rseq resumed>) = 0 [pid 6101] set_robust_list(0x7f20a717b9a0, 24 [pid 6096] <... unshare resumed>) = 0 [pid 6103] set_robust_list(0x7f20a719c9a0, 24 [pid 6102] set_robust_list(0x7f20a717b9a0, 24 [pid 6101] <... set_robust_list resumed>) = 0 [pid 6096] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... set_robust_list resumed>) = 0 [pid 6103] <... set_robust_list resumed>) = 0 [pid 6101] rt_sigprocmask(SIG_SETMASK, [], [pid 6096] <... futex resumed>) = 0 [pid 6103] rt_sigprocmask(SIG_SETMASK, [], [pid 6102] rt_sigprocmask(SIG_SETMASK, [], [pid 6101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6096] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6101] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6103] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6102] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6101] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6101] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6102] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6102] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] <... futex resumed>) = 1 [pid 6101] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6102] <... futex resumed>) = 1 [pid 6102] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6090] <... futex resumed>) = 0 [pid 6089] <... futex resumed>) = 0 [pid 6090] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] <... futex resumed>) = 0 [pid 6089] <... futex resumed>) = 1 [pid 6089] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6096] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6089] <... futex resumed>) = 0 [pid 6096] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6089] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6089] <... futex resumed>) = 0 [pid 6096] ioctl(3, SIOCSIFFLAGS, NULL [pid 6089] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6101] <... futex resumed>) = 0 [pid 6090] <... futex resumed>) = 1 [pid 6101] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6096] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6101] <... socket resumed>) = 3 [pid 6096] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6101] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6096] <... futex resumed>) = 1 [pid 6089] <... futex resumed>) = 0 [pid 6101] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6096] openat(AT_FDCWD, NULL, O_RDONLY [pid 6089] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6096] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6090] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] <... futex resumed>) = 0 [pid 6096] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6089] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6096] <... futex resumed>) = 0 [pid 6090] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6090] <... futex resumed>) = 1 [pid 6089] exit_group(0 [pid 6090] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6102] <... futex resumed>) = ? [pid 6101] <... futex resumed>) = 0 [pid 6089] <... exit_group resumed>) = ? [pid 6101] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6096] +++ exited with 0 +++ [pid 6101] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6090] <... futex resumed>) = 0 [pid 6090] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6102] +++ exited with 0 +++ [pid 6101] openat(AT_FDCWD, NULL, O_RDONLY [pid 6090] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6089] +++ exited with 0 +++ [pid 6101] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6101] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6101] <... futex resumed>) = 1 [pid 6090] <... futex resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6101] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6094] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6094] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6106 attached [pid 6094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6106] set_robust_list(0x55556c2686a0, 24 [pid 6094] <... mmap resumed>) = 0x7f20a715b000 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6106 [pid 6106] <... set_robust_list resumed>) = 0 [pid 6094] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] <... unshare resumed>) = 0 [pid 6094] <... mprotect resumed>) = 0 [pid 6094] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6106] <... prctl resumed>) = 0 [pid 6094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6106] setpgid(0, 0) = 0 [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6097] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6097] <... futex resumed>) = 0 [pid 6097] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] <... clone3 resumed> => {parent_tid=[6107]}, 88) = 6107 ./strace-static-x86_64: Process 6107 attached [pid 6106] <... openat resumed>) = 3 [pid 6095] <... futex resumed>) = 0 [pid 6094] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6107] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6106] write(3, "1000", 4 [pid 6095] <... mmap resumed>) = 0x7f20a715b000 [pid 6094] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] <... rseq resumed>) = 0 [pid 6090] exit_group(0 [pid 6101] <... futex resumed>) = ? [pid 6097] <... futex resumed>) = ? [pid 6090] <... exit_group resumed>) = ? [pid 6101] +++ exited with 0 +++ [pid 6097] +++ exited with 0 +++ [pid 6107] set_robust_list(0x7f20a717b9a0, 24 [pid 6106] <... write resumed>) = 4 [pid 6095] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6107] <... set_robust_list resumed>) = 0 [pid 6106] close(3 [pid 6095] <... mprotect resumed>) = 0 [pid 6107] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] <... close resumed>) = 0 [pid 6095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6106] write(1, "executing program\n", 18 [pid 6095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6106] <... write resumed>) = 18 [pid 6095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6094] <... futex resumed>) = 0 [pid 6090] +++ exited with 0 +++ ./strace-static-x86_64: Process 6108 attached [pid 6107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6106] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6090, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6108] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6107] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6106] <... futex resumed>) = 0 [pid 6098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6095] <... clone3 resumed> => {parent_tid=[6108]}, 88) = 6108 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6108] <... rseq resumed>) = 0 [pid 6107] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6106] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6098] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] set_robust_list(0x7f20a717b9a0, 24 [pid 6107] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... set_robust_list resumed>) = 0 [pid 6107] <... futex resumed>) = 1 [pid 6094] <... futex resumed>) = 0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [], [pid 6107] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6094] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6095] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] <... futex resumed>) = 0 [pid 6108] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6098] <... futex resumed>) = 0 [pid 6107] <... socket resumed>) = 3 [pid 6106] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6094] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6107] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6098] <... mmap resumed>) = 0x7f20a715b000 [pid 6095] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6098] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6095] <... futex resumed>) = 1 [pid 6094] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6107] ioctl(3, SIOCSIFFLAGS, NULL [pid 6106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6098] <... mprotect resumed>) = 0 [pid 6095] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6094] <... futex resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6108] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6107] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6106] <... mmap resumed>) = 0x7f20a717c000 [pid 6108] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6109 attached [pid 6108] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6109 [pid 6106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6094] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6110 attached [pid 6095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6095] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6094] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6109] set_robust_list(0x55556c2686a0, 24 [pid 6108] <... futex resumed>) = 0 [pid 6107] <... futex resumed>) = 0 [pid 6106] <... clone3 resumed> => {parent_tid=[6110]}, 88) = 6110 [pid 6098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6095] <... futex resumed>) = 1 [pid 6094] <... futex resumed>) = 1 [pid 6110] <... rseq resumed>) = 0 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6107] openat(AT_FDCWD, NULL, O_RDONLY [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6095] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6094] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6110] set_robust_list(0x7f20a719c9a0, 24 [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6108] <... socket resumed>) = 3 [pid 6107] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] <... prctl resumed>) = 0 [pid 6108] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6107] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] <... clone3 resumed> => {parent_tid=[6111]}, 88) = 6111 [pid 6109] setpgid(0, 0 [pid 6108] <... futex resumed>) = 1 [pid 6107] <... futex resumed>) = 1 [pid 6106] <... futex resumed>) = 0 [pid 6098] rt_sigprocmask(SIG_SETMASK, [], [pid 6095] <... futex resumed>) = 0 [pid 6094] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6111 attached [pid 6110] <... set_robust_list resumed>) = 0 [pid 6109] <... setpgid resumed>) = 0 [pid 6108] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6107] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6095] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6110] rt_sigprocmask(SIG_SETMASK, [], [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6095] <... futex resumed>) = 0 [pid 6111] <... rseq resumed>) = 0 [pid 6110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] <... openat resumed>) = 3 [pid 6108] ioctl(3, SIOCSIFFLAGS, NULL [pid 6098] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] set_robust_list(0x7f20a717b9a0, 24 [pid 6110] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6109] write(3, "1000", 4 [pid 6108] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6098] <... futex resumed>) = 0 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6109] <... write resumed>) = 4 [pid 6108] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6111] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6111] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6111] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] close(3 [pid 6108] <... futex resumed>) = 1 [pid 6098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6095] <... futex resumed>) = 0 executing program [pid 6109] <... close resumed>) = 0 [pid 6108] openat(AT_FDCWD, NULL, O_RDONLY [pid 6098] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6095] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] write(1, "executing program\n", 18 [pid 6108] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6098] <... futex resumed>) = 1 [pid 6095] <... futex resumed>) = 0 [pid 6109] <... write resumed>) = 18 [pid 6108] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6098] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6095] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6109] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6108] <... futex resumed>) = 0 [pid 6095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] <... futex resumed>) = 0 [pid 6108] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6111] <... futex resumed>) = 0 [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6099] <... unshare resumed>) = 0 [pid 6111] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6099] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... socket resumed>) = 3 [pid 6109] <... mmap resumed>) = 0x7f20a717c000 [pid 6099] <... futex resumed>) = 0 [pid 6111] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6099] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6111] <... futex resumed>) = 1 [pid 6098] <... futex resumed>) = 0 [pid 6109] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6111] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6098] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6109] <... mprotect resumed>) = 0 [pid 6098] <... futex resumed>) = 0 [pid 6111] ioctl(3, SIOCSIFFLAGS, NULL [pid 6098] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6111] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6094] exit_group(0 [pid 6111] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6107] <... futex resumed>) = ? [pid 6099] <... futex resumed>) = ? [pid 6094] <... exit_group resumed>) = ? [pid 6111] <... futex resumed>) = 1 [pid 6107] +++ exited with 0 +++ [pid 6099] +++ exited with 0 +++ [pid 6098] <... futex resumed>) = 0 [pid 6098] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6098] <... futex resumed>) = 0 [pid 6111] openat(AT_FDCWD, NULL, O_RDONLY [pid 6098] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6113 attached [pid 6111] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6113] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6111] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] <... rseq resumed>) = 0 [pid 6111] <... futex resumed>) = 1 [pid 6109] <... clone3 resumed> => {parent_tid=[6113]}, 88) = 6113 [pid 6098] <... futex resumed>) = 0 [pid 6113] set_robust_list(0x7f20a719c9a0, 24 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], [pid 6094] +++ exited with 0 +++ [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6109] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6113] rt_sigprocmask(SIG_SETMASK, [], [pid 6109] <... futex resumed>) = 0 [pid 6106] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6111] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6106] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6113] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6106] <... futex resumed>) = 0 [pid 6100] <... unshare resumed>) = 0 [pid 6106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6106] <... mmap resumed>) = 0x7f20a715b000 [pid 6106] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6106] <... mprotect resumed>) = 0 [pid 6106] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6100] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6100] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6115 attached [pid 6106] <... clone3 resumed> => {parent_tid=[6115]}, 88) = 6115 [pid 6095] exit_group(0 [pid 6100] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] rt_sigprocmask(SIG_SETMASK, [], [pid 6100] <... futex resumed>) = ? [pid 6095] <... exit_group resumed>) = ? [pid 6115] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6108] <... futex resumed>) = ? [pid 6106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6115] <... rseq resumed>) = 0 [pid 6106] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6100] +++ exited with 0 +++ [pid 6115] set_robust_list(0x7f20a717b9a0, 24 [pid 6106] <... futex resumed>) = 0 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6106] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6108] +++ exited with 0 +++ [pid 6095] +++ exited with 0 +++ [pid 6115] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000./strace-static-x86_64: Process 6116 attached ) = -1 EFAULT (Bad address) [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6095, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6115] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6116] setpgid(0, 0) = 0 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6115] <... futex resumed>) = 1 [pid 6106] <... futex resumed>) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6116 [pid 6115] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6116] write(3, "1000", 4 [pid 6115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] <... futex resumed>) = 0 [pid 6116] <... write resumed>) = 4 [pid 6106] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] close(3 [pid 6115] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6116] <... close resumed>) = 0 [pid 6115] <... socket resumed>) = 3 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6116] write(1, "executing program\n", 18executing program ) = 18 [pid 6116] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6116] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6116] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6117 attached [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6115] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6115] <... futex resumed>) = 1 [pid 6106] <... futex resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6117 [pid 6117] set_robust_list(0x55556c2686a0, 24 [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6115] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6118 attached [pid 6117] <... set_robust_list resumed>) = 0 [pid 6115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6106] <... futex resumed>) = 0 [pid 6106] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] <... clone3 resumed> => {parent_tid=[6118]}, 88) = 6118 [pid 6115] ioctl(3, SIOCSIFFLAGS, NULL [pid 6118] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6116] rt_sigprocmask(SIG_SETMASK, [], [pid 6115] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6117] <... prctl resumed>) = 0 [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] setpgid(0, 0 [pid 6116] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... setpgid resumed>) = 0 [pid 6116] <... futex resumed>) = 0 [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6116] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6117] <... openat resumed>) = 3 [pid 6117] write(3, "1000", 4) = 4 [pid 6117] close(3) = 0 [pid 6118] set_robust_list(0x7f20a719c9a0, 24 executing program [pid 6117] write(1, "executing program\n", 18 [pid 6115] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6110] <... unshare resumed>) = 0 [pid 6118] <... set_robust_list resumed>) = 0 [pid 6117] <... write resumed>) = 18 [pid 6103] <... unshare resumed>) = 0 [pid 6118] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6115] <... futex resumed>) = 1 [pid 6106] <... futex resumed>) = 0 [pid 6118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6117] <... futex resumed>) = 0 [pid 6115] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6106] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6118] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6117] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6106] <... futex resumed>) = 0 [pid 6117] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6110] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6103] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6110] <... futex resumed>) = 0 [pid 6103] <... futex resumed>) = 0 [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6110] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6103] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6098] exit_group(0 [pid 6117] <... mmap resumed>) = 0x7f20a717c000 [pid 6111] <... futex resumed>) = ? [pid 6103] <... futex resumed>) = ? [pid 6098] <... exit_group resumed>) = ? [pid 6117] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6115] openat(AT_FDCWD, NULL, O_RDONLY [pid 6111] +++ exited with 0 +++ [pid 6106] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6103] +++ exited with 0 +++ [pid 6117] <... mprotect resumed>) = 0 [pid 6115] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6098] +++ exited with 0 +++ [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6115] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... clone3 resumed> => {parent_tid=[6121]}, 88) = 6121 [pid 6115] <... futex resumed>) = 1 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], [pid 6106] <... futex resumed>) = 0 [pid 6115] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6121 attached [pid 6117] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6106] exit_group(0 [pid 6117] <... futex resumed>) = 0 [pid 6117] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6115] <... futex resumed>) = ? [pid 6110] <... futex resumed>) = ? [pid 6106] <... exit_group resumed>) = ? [pid 5821] <... restart_syscall resumed>) = 0 [pid 6115] +++ exited with 0 +++ [pid 6110] +++ exited with 0 +++ [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6122 ./strace-static-x86_64: Process 6122 attached [pid 6121] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6122] set_robust_list(0x55556c2686a0, 24 [pid 6121] <... rseq resumed>) = 0 [pid 6122] <... set_robust_list resumed>) = 0 [pid 6121] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6121] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6109] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6109] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6109] <... futex resumed>) = 0 [pid 6109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6109] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6122] <... prctl resumed>) = 0 [pid 6106] +++ exited with 0 +++ [pid 6122] setpgid(0, 0) = 0 [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6109] <... mprotect resumed>) = 0 [pid 6122] <... openat resumed>) = 3 [pid 6122] write(3, "1000", 4 [pid 6109] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6122] <... write resumed>) = 4 ./strace-static-x86_64: Process 6123 attached executing program [pid 6122] close(3) = 0 [pid 6109] <... clone3 resumed> => {parent_tid=[6123]}, 88) = 6123 [pid 6122] write(1, "executing program\n", 18 [pid 6109] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6123] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6122] <... write resumed>) = 18 [pid 6109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6123] <... rseq resumed>) = 0 [pid 6122] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6123] set_robust_list(0x7f20a717b9a0, 24 [pid 6122] <... futex resumed>) = 0 [pid 6116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6109] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6116] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6123] <... set_robust_list resumed>) = 0 [pid 6122] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6123] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6116] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6124 attached [pid 6123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6116] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6124 [pid 6123] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6124] set_robust_list(0x55556c2686a0, 24 [pid 6123] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6124] <... set_robust_list resumed>) = 0 [pid 6123] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] <... mmap resumed>) = 0x7f20a715b000 [pid 6123] <... futex resumed>) = 1 [pid 6122] <... mmap resumed>) = 0x7f20a717c000 [pid 6123] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6116] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6122] <... mprotect resumed>) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6124] <... prctl resumed>) = 0 [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6116] <... mprotect resumed>) = 0 [pid 6109] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] setpgid(0, 0 [pid 6123] <... futex resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6109] <... futex resumed>) = 1 [pid 6116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] <... setpgid resumed>) = 0 [pid 6123] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] <... socket resumed>) = 3 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6125 attached [pid 6123] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6123] <... futex resumed>) = 0 [pid 6122] <... clone3 resumed> => {parent_tid=[6125]}, 88) = 6125 [pid 6109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6125] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6123] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 6109] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6125] <... rseq resumed>) = 0 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] <... futex resumed>) = 0 [pid 6125] set_robust_list(0x7f20a719c9a0, 24 [pid 6123] ioctl(3, SIOCSIFFLAGS, NULL [pid 6122] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6109] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... set_robust_list resumed>) = 0 [pid 6123] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6122] <... futex resumed>) = 0 [pid 6125] rt_sigprocmask(SIG_SETMASK, [], [pid 6123] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6123] <... futex resumed>) = 1 [pid 6109] <... futex resumed>) = 0 [pid 6125] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6124] <... openat resumed>) = 3 [pid 6123] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6109] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6126 attached [pid 6124] write(3, "1000", 4 [pid 6117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6109] <... futex resumed>) = 0 [pid 6124] <... write resumed>) = 4 [pid 6123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6117] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6116] <... clone3 resumed> => {parent_tid=[6126]}, 88) = 6126 [pid 6109] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6124] close(3 [pid 6123] openat(AT_FDCWD, NULL, O_RDONLY [pid 6117] <... futex resumed>) = 0 [pid 6116] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] <... rseq resumed>) = 0 [pid 6123] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] set_robust_list(0x7f20a717b9a0, 24 [pid 6124] <... close resumed>) = 0 [pid 6123] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] <... mmap resumed>) = 0x7f20a715b000 [pid 6116] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... set_robust_list resumed>) = 0 [pid 6124] write(1, "executing program\n", 18 [pid 6123] <... futex resumed>) = 1 [pid 6117] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6116] <... futex resumed>) = 0 [pid 6109] <... futex resumed>) = 0 executing program [pid 6126] rt_sigprocmask(SIG_SETMASK, [], [pid 6124] <... write resumed>) = 18 [pid 6123] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] <... mprotect resumed>) = 0 [pid 6116] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6124] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6124] <... futex resumed>) = 0 [pid 6117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6126] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6113] <... unshare resumed>) = 0 [pid 6124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6117] <... clone3 resumed> => {parent_tid=[6128]}, 88) = 6128 [pid 6124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6124] <... mmap resumed>) = 0x7f20a717c000 [pid 6124] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6117] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... mprotect resumed>) = 0 [pid 6117] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6128 attached [pid 6126] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6113] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6126] <... futex resumed>) = 1 [pid 6126] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6126] <... futex resumed>) = 0 [pid 6116] <... futex resumed>) = 1 [pid 6113] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6126] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6116] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6126] <... socket resumed>) = 3 [pid 6126] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6116] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6126] ioctl(3, SIOCSIFFLAGS, NULL [pid 6124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6109] exit_group(0 [pid 6124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6128] <... rseq resumed>) = 0 [pid 6126] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6123] <... futex resumed>) = ? [pid 6113] <... futex resumed>) = ? [pid 6109] <... exit_group resumed>) = ? [pid 6128] set_robust_list(0x7f20a717b9a0, 24 [pid 6126] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6123] +++ exited with 0 +++ ./strace-static-x86_64: Process 6129 attached [pid 6126] <... futex resumed>) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6116] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6126] openat(AT_FDCWD, NULL, O_RDONLY [pid 6116] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] <... set_robust_list resumed>) = 0 [pid 6126] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6128] rt_sigprocmask(SIG_SETMASK, [], [pid 6126] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6116] <... futex resumed>) = 0 [pid 6128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6126] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6128] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6129] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6128] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6128] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6117] <... futex resumed>) = 0 [pid 6124] <... clone3 resumed> => {parent_tid=[6129]}, 88) = 6129 [pid 6129] <... rseq resumed>) = 0 [pid 6128] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6117] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... socket resumed>) = 3 [pid 6117] <... futex resumed>) = 0 [pid 6128] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] <... futex resumed>) = 0 [pid 6117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6128] ioctl(3, SIOCSIFFLAGS, NULL [pid 6117] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6128] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6117] <... futex resumed>) = 0 [pid 6129] set_robust_list(0x7f20a719c9a0, 24 [pid 6128] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] rt_sigprocmask(SIG_SETMASK, [], [pid 6117] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6129] <... set_robust_list resumed>) = 0 [pid 6128] <... futex resumed>) = 0 [pid 6117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6113] +++ exited with 0 +++ [pid 6124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6109] +++ exited with 0 +++ [pid 6129] rt_sigprocmask(SIG_SETMASK, [], [pid 6128] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6117] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6129] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6124] <... futex resumed>) = 0 [pid 6117] <... futex resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6128] openat(AT_FDCWD, NULL, O_RDONLY [pid 6117] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6128] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6128] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... restart_syscall resumed>) = 0 [pid 6128] <... futex resumed>) = 1 [pid 6117] <... futex resumed>) = 0 [pid 6128] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6130 attached , child_tidptr=0x55556c268690) = 6130 [pid 6130] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6121] <... unshare resumed>) = 0 [pid 6130] setpgid(0, 0 [pid 6122] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6121] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6117] exit_group(0 [pid 6130] <... setpgid resumed>) = 0 [pid 6128] <... futex resumed>) = ? [pid 6122] <... futex resumed>) = 0 [pid 6117] <... exit_group resumed>) = ? [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6128] +++ exited with 0 +++ [pid 6122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6121] <... futex resumed>) = ? [pid 6122] <... mmap resumed>) = 0x7f20a715b000 [pid 6130] <... openat resumed>) = 3 [pid 6122] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6130] write(3, "1000", 4 [pid 6122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6130] <... write resumed>) = 4 [pid 6122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6130] close(3 [pid 6122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6130] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 6132 attached [pid 6130] write(1, "executing program\n", 18 [pid 6121] +++ exited with 0 +++ [pid 6117] +++ exited with 0 +++ [pid 6122] <... clone3 resumed> => {parent_tid=[6132]}, 88) = 6132 [pid 6132] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6130] <... write resumed>) = 18 [pid 6122] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6117, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6132] <... rseq resumed>) = 0 [pid 6122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6130] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6132] set_robust_list(0x7f20a717b9a0, 24 [pid 6122] <... futex resumed>) = 0 [pid 6132] <... set_robust_list resumed>) = 0 [pid 6130] <... futex resumed>) = 0 [pid 6122] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... restart_syscall resumed>) = 0 [pid 6132] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6132] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6132] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6132] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6122] <... futex resumed>) = 0 [pid 6132] <... futex resumed>) = 1 [pid 6132] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6130] <... mmap resumed>) = 0x7f20a717c000 [pid 6122] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6132] <... socket resumed>) = 3 [pid 6130] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6122] <... futex resumed>) = 0 [pid 6132] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... mprotect resumed>) = 0 [pid 6122] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6132] <... futex resumed>) = 0 [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6133 attached [pid 6132] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6133 [pid 6133] set_robust_list(0x55556c2686a0, 24 [pid 6130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6122] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... set_robust_list resumed>) = 0 [pid 6124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6122] <... futex resumed>) = 1 [pid 6132] <... futex resumed>) = 0 [pid 6132] ioctl(3, SIOCSIFFLAGS, NULL [pid 6122] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6124] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6134 attached [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6132] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6133] <... prctl resumed>) = 0 [pid 6132] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... clone3 resumed> => {parent_tid=[6134]}, 88) = 6134 [pid 6132] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 0 [pid 6134] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6133] setpgid(0, 0 [pid 6132] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6122] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6122] <... futex resumed>) = 0 [pid 6130] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... setpgid resumed>) = 0 [pid 6130] <... futex resumed>) = 0 [pid 6122] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6130] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6134] <... rseq resumed>) = 0 [pid 6132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6134] set_robust_list(0x7f20a719c9a0, 24 [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6132] openat(AT_FDCWD, NULL, O_RDONLY [pid 6134] <... set_robust_list resumed>) = 0 [pid 6133] <... openat resumed>) = 3 [pid 6132] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6134] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] write(3, "1000", 4 [pid 6132] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6133] <... write resumed>) = 4 [pid 6132] <... futex resumed>) = 1 [pid 6122] <... futex resumed>) = 0 [pid 6134] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6135 attached [pid 6133] close(3 [pid 6132] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6135] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6133] <... close resumed>) = 0 [pid 6135] <... rseq resumed>) = 0 [pid 6133] write(1, "executing program\n", 18 [pid 6135] set_robust_list(0x7f20a717b9a0, 24executing program ) = 0 [pid 6133] <... write resumed>) = 18 [pid 6135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6135] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... clone3 resumed> => {parent_tid=[6135]}, 88) = 6135 [pid 6133] <... futex resumed>) = 0 [pid 6124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6124] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6124] <... futex resumed>) = 1 [pid 6135] <... futex resumed>) = 0 [pid 6124] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6135] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6133] <... mmap resumed>) = 0x7f20a717c000 [pid 6135] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6124] <... futex resumed>) = 0 [pid 6135] <... futex resumed>) = 1 [pid 6133] <... mprotect resumed>) = 0 [pid 6124] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6136 attached [pid 6135] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6133] <... clone3 resumed> => {parent_tid=[6136]}, 88) = 6136 [pid 6136] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6135] <... socket resumed>) = 3 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6136] <... rseq resumed>) = 0 [pid 6135] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6136] set_robust_list(0x7f20a719c9a0, 24 [pid 6135] <... futex resumed>) = 1 [pid 6124] <... futex resumed>) = 0 [pid 6124] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6135] ioctl(3, SIOCSIFFLAGS, NULL [pid 6136] <... set_robust_list resumed>) = 0 [pid 6136] rt_sigprocmask(SIG_SETMASK, [], [pid 6135] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6133] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] <... futex resumed>) = 0 [pid 6136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6135] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 0 [pid 6124] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6136] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6135] <... futex resumed>) = 0 [pid 6133] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6124] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6135] openat(AT_FDCWD, NULL, O_RDONLY [pid 6124] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6135] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6135] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6124] <... futex resumed>) = 0 [pid 6135] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6130] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6137 attached [pid 6137] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6130] <... clone3 resumed> => {parent_tid=[6137]}, 88) = 6137 [pid 6137] <... rseq resumed>) = 0 [pid 6130] rt_sigprocmask(SIG_SETMASK, [], [pid 6137] set_robust_list(0x7f20a717b9a0, 24 [pid 6130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6137] <... set_robust_list resumed>) = 0 [pid 6130] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] rt_sigprocmask(SIG_SETMASK, [], [pid 6130] <... futex resumed>) = 0 [pid 6137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6130] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6137] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6137] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6130] <... futex resumed>) = 0 [pid 6137] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6130] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... socket resumed>) = 3 [pid 6137] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6137] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6130] <... futex resumed>) = 0 [pid 6137] ioctl(3, SIOCSIFFLAGS, NULL [pid 6130] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6137] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6130] <... futex resumed>) = 0 [pid 6137] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6130] <... futex resumed>) = 0 [pid 6137] openat(AT_FDCWD, NULL, O_RDONLY [pid 6130] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6137] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6133] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6137] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] <... futex resumed>) = 0 [pid 6137] <... futex resumed>) = 1 [pid 6133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6130] <... futex resumed>) = 0 [pid 6137] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... mmap resumed>) = 0x7f20a715b000 [pid 6133] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6133] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6138 attached => {parent_tid=[6138]}, 88) = 6138 [pid 6133] rt_sigprocmask(SIG_SETMASK, [], [pid 6138] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] set_robust_list(0x7f20a717b9a0, 24 [pid 6133] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... set_robust_list resumed>) = 0 [pid 6133] <... futex resumed>) = 0 [pid 6138] rt_sigprocmask(SIG_SETMASK, [], [pid 6133] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6138] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6138] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6133] <... futex resumed>) = 0 [pid 6133] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6133] <... futex resumed>) = 0 [pid 6138] <... socket resumed>) = 3 [pid 6133] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6138] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6133] <... futex resumed>) = 0 [pid 6133] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = 1 [pid 6138] ioctl(3, SIOCSIFFLAGS, NULL [pid 6133] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6138] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6133] <... futex resumed>) = 0 [pid 6138] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6133] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6138] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6133] <... futex resumed>) = 0 [pid 6138] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6133] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6138] <... futex resumed>) = 0 [pid 6133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6138] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6118] <... unshare resumed>) = 0 [pid 6118] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6118] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6116] exit_group(0 [pid 6118] <... futex resumed>) = ? [pid 6116] <... exit_group resumed>) = ? [pid 6118] +++ exited with 0 +++ [pid 6126] <... futex resumed>) = ? [pid 6126] +++ exited with 0 +++ [pid 6116] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6140 attached [pid 6140] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6140 [pid 6140] <... prctl resumed>) = 0 [pid 6140] setpgid(0, 0) = 0 [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6125] <... unshare resumed>) = 0 [pid 6125] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6122] exit_group(0 [pid 6140] <... openat resumed>) = 3 [pid 6125] <... futex resumed>) = ? [pid 6122] <... exit_group resumed>) = ? [pid 6140] write(3, "1000", 4 [pid 6125] +++ exited with 0 +++ [pid 6140] <... write resumed>) = 4 [pid 6140] close(3) = 0 [pid 6132] <... futex resumed>) = ? executing program [pid 6140] write(1, "executing program\n", 18) = 18 [pid 6140] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6140] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6140] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6132] +++ exited with 0 +++ [pid 6122] +++ exited with 0 +++ [pid 6140] <... mprotect resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6142]}, 88) = 6142 [pid 6140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6143 attached ./strace-static-x86_64: Process 6142 attached [pid 6142] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6140] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6143 [pid 6143] set_robust_list(0x55556c2686a0, 24 [pid 6140] <... futex resumed>) = 0 [pid 6140] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6142] <... rseq resumed>) = 0 [pid 6143] <... set_robust_list resumed>) = 0 [pid 6143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6143] setpgid(0, 0) = 0 [pid 6143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6142] set_robust_list(0x7f20a719c9a0, 24 [pid 6143] <... openat resumed>) = 3 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6143] write(3, "1000", 4 [pid 6142] rt_sigprocmask(SIG_SETMASK, [], executing program NULL, 8) = 0 [pid 6143] <... write resumed>) = 4 [pid 6143] close(3) = 0 [pid 6143] write(1, "executing program\n", 18) = 18 [pid 6143] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6142] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6134] <... unshare resumed>) = 0 [pid 6129] <... unshare resumed>) = 0 [pid 6143] <... mmap resumed>) = 0x7f20a717c000 [pid 6143] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6129] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] <... mprotect resumed>) = 0 [pid 6129] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6124] exit_group(0 [pid 6135] <... futex resumed>) = ? [pid 6129] <... futex resumed>) = ? [pid 6124] <... exit_group resumed>) = ? [pid 6135] +++ exited with 0 +++ [pid 6129] +++ exited with 0 +++ [pid 6143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6147 attached [pid 6147] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6143] <... clone3 resumed> => {parent_tid=[6147]}, 88) = 6147 [pid 6147] <... rseq resumed>) = 0 [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6147] set_robust_list(0x7f20a719c9a0, 24 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... set_robust_list resumed>) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6147] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6134] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6134] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6130] exit_group(0 [pid 6137] <... futex resumed>) = ? [pid 6134] <... futex resumed>) = ? [pid 6130] <... exit_group resumed>) = ? [pid 6137] +++ exited with 0 +++ [pid 6134] +++ exited with 0 +++ [pid 6136] <... unshare resumed>) = 0 [pid 6136] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6124] +++ exited with 0 +++ [pid 6136] <... futex resumed>) = 0 [pid 6130] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6124, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6133] exit_group(0) = ? [pid 6136] +++ exited with 0 +++ [pid 6138] <... futex resumed>) = ? [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6148 ./strace-static-x86_64: Process 6148 attached [pid 6138] +++ exited with 0 +++ [pid 6133] +++ exited with 0 +++ [pid 5814] <... restart_syscall resumed>) = 0 [pid 6148] set_robust_list(0x55556c2686a0, 24 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6133, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6148] <... set_robust_list resumed>) = 0 [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6149 attached [pid 6148] <... prctl resumed>) = 0 [pid 6148] setpgid(0, 0) = 0 [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6140] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6140] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6148] <... openat resumed>) = 3 [pid 6140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6149 [pid 6140] <... mmap resumed>) = 0x7f20a715b000 [pid 6149] set_robust_list(0x55556c2686a0, 24 [pid 6140] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6150 attached [pid 6148] write(3, "1000", 4 [pid 6140] <... mprotect resumed>) = 0 [pid 6149] <... set_robust_list resumed>) = 0 [pid 6148] <... write resumed>) = 4 [pid 6150] set_robust_list(0x55556c2686a0, 24 [pid 6140] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6150 [pid 6150] <... set_robust_list resumed>) = 0 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] close(3 [pid 6140] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6150] <... prctl resumed>) = 0 [pid 6150] setpgid(0, 0 [pid 6148] <... close resumed>) = 0 [pid 6140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6150] <... setpgid resumed>) = 0 [pid 6149] <... prctl resumed>) = 0 [pid 6148] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 6151 attached [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6149] setpgid(0, 0 [pid 6148] <... write resumed>) = 18 [pid 6148] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... clone3 resumed> => {parent_tid=[6151]}, 88) = 6151 [pid 6151] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6150] <... openat resumed>) = 3 [pid 6149] <... setpgid resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6140] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] <... rseq resumed>) = 0 [pid 6150] write(3, "1000", 4 [pid 6148] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] <... write resumed>) = 4 [pid 6150] close(3 [pid 6151] set_robust_list(0x7f20a717b9a0, 24 [pid 6150] <... close resumed>) = 0 [pid 6148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6140] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... set_robust_list resumed>) = 0 [pid 6150] write(1, "executing program\n", 18 [pid 6148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6140] <... futex resumed>) = 0 executing program [pid 6151] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] <... write resumed>) = 18 [pid 6149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6140] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6150] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6150] <... futex resumed>) = 0 [pid 6151] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6150] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6149] <... openat resumed>) = 3 [pid 6148] <... mmap resumed>) = 0x7f20a717c000 [pid 6143] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6151] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6150] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6149] write(3, "1000", 4 [pid 6148] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6143] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6149] <... write resumed>) = 4 [pid 6148] <... mprotect resumed>) = 0 [pid 6143] <... futex resumed>) = 0 [pid 6151] <... futex resumed>) = 1 [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] close(3 [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6140] <... futex resumed>) = 0 executing program [pid 6151] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6149] <... close resumed>) = 0 [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6143] <... mmap resumed>) = 0x7f20a715b000 [pid 6140] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6149] write(1, "executing program\n", 18 [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6143] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6140] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6152 attached [pid 6151] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6149] <... write resumed>) = 18 [pid 6143] <... mprotect resumed>) = 0 [pid 6140] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] <... socket resumed>) = 3 [pid 6149] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... clone3 resumed> => {parent_tid=[6152]}, 88) = 6152 [pid 6143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6152] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6151] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... mmap resumed>) = 0x7f20a717c000 [pid 6149] <... futex resumed>) = 0 [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] <... futex resumed>) = 1 [pid 6149] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6152] <... rseq resumed>) = 0 [pid 6151] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6149] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6140] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6153 attached [pid 6140] <... futex resumed>) = 0 [pid 6140] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6148] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6143] <... clone3 resumed> => {parent_tid=[6153]}, 88) = 6153 [pid 6153] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6152] set_robust_list(0x7f20a719c9a0, 24 [pid 6151] ioctl(3, SIOCSIFFLAGS, NULL [pid 6149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6143] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] <... rseq resumed>) = 0 [pid 6152] <... set_robust_list resumed>) = 0 [pid 6151] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6150] <... mprotect resumed>) = 0 [pid 6149] <... mmap resumed>) = 0x7f20a717c000 [pid 6143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] set_robust_list(0x7f20a717b9a0, 24 [pid 6152] rt_sigprocmask(SIG_SETMASK, [], [pid 6151] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6143] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] <... set_robust_list resumed>) = 0 [pid 6152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6151] <... futex resumed>) = 1 [pid 6149] <... mprotect resumed>) = 0 [pid 6143] <... futex resumed>) = 0 [pid 6140] <... futex resumed>) = 0 [pid 6153] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6140] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6153] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6152] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6140] <... futex resumed>) = 0 [pid 6153] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6140] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6143] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6143] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6154 attached [pid 6153] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6151] openat(AT_FDCWD, NULL, O_RDONLY [pid 6150] <... clone3 resumed> => {parent_tid=[6154]}, 88) = 6154 [pid 6149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6153] <... socket resumed>) = 3 [pid 6150] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6155 attached [pid 6153] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6151] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6149] <... clone3 resumed> => {parent_tid=[6155]}, 88) = 6155 [pid 6154] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6153] <... futex resumed>) = 1 [pid 6151] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 6143] <... futex resumed>) = 0 [pid 6155] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6154] <... rseq resumed>) = 0 [pid 6153] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6151] <... futex resumed>) = 1 [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6143] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] <... futex resumed>) = 0 [pid 6155] <... rseq resumed>) = 0 [pid 6154] set_robust_list(0x7f20a719c9a0, 24 [pid 6153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6143] <... futex resumed>) = 0 [pid 6150] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6150] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6154] <... set_robust_list resumed>) = 0 [pid 6153] ioctl(3, SIOCSIFFLAGS, NULL [pid 6149] <... futex resumed>) = 0 [pid 6143] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6151] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] set_robust_list(0x7f20a719c9a0, 24 [pid 6154] rt_sigprocmask(SIG_SETMASK, [], [pid 6153] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6149] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6155] <... set_robust_list resumed>) = 0 [pid 6154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6154] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6153] <... futex resumed>) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6153] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6155] rt_sigprocmask(SIG_SETMASK, [], [pid 6143] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6153] <... futex resumed>) = 0 [pid 6143] <... futex resumed>) = 1 [pid 6155] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6153] openat(AT_FDCWD, NULL, O_RDONLY [pid 6143] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6153] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6153] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6143] <... futex resumed>) = 0 [pid 6153] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6142] <... unshare resumed>) = 0 [pid 6142] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6140] exit_group(0 [pid 6151] <... futex resumed>) = ? [pid 6140] <... exit_group resumed>) = ? [pid 6151] +++ exited with 0 +++ [pid 6142] <... futex resumed>) = ? [pid 6148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] <... futex resumed>) = 0 [pid 6148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6150] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6148] <... mmap resumed>) = 0x7f20a715b000 [pid 6150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6150] <... mmap resumed>) = 0x7f20a715b000 [pid 6148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6150] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6150] <... mprotect resumed>) = 0 [pid 6148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6150] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6142] +++ exited with 0 +++ [pid 6140] +++ exited with 0 +++ [pid 6150] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6148] <... clone3 resumed> => {parent_tid=[6157]}, 88) = 6157 [pid 6149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6148] rt_sigprocmask(SIG_SETMASK, [], [pid 6150] <... clone3 resumed> => {parent_tid=[6158]}, 88) = 6158 [pid 6149] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6158 attached ./strace-static-x86_64: Process 6157 attached [pid 6150] rt_sigprocmask(SIG_SETMASK, [], [pid 6149] <... futex resumed>) = 0 [pid 6148] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6148] <... futex resumed>) = 0 [pid 6149] <... mmap resumed>) = 0x7f20a715b000 [pid 6148] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6150] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... mprotect resumed>) = 0 [pid 6150] <... futex resumed>) = 0 [pid 6149] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6150] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6149] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6159]}, 88) = 6159 ./strace-static-x86_64: Process 6159 attached [pid 6158] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6157] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6149] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6140, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6149] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6158] <... rseq resumed>) = 0 [pid 6157] <... rseq resumed>) = 0 [pid 6149] <... futex resumed>) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6159] <... rseq resumed>) = 0 [pid 6158] set_robust_list(0x7f20a717b9a0, 24 [pid 6157] set_robust_list(0x7f20a717b9a0, 24 [pid 6149] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... restart_syscall resumed>) = 0 [pid 6159] set_robust_list(0x7f20a717b9a0, 24 [pid 6158] <... set_robust_list resumed>) = 0 [pid 6157] <... set_robust_list resumed>) = 0 [pid 6159] <... set_robust_list resumed>) = 0 [pid 6158] rt_sigprocmask(SIG_SETMASK, [], [pid 6157] rt_sigprocmask(SIG_SETMASK, [], [pid 6159] rt_sigprocmask(SIG_SETMASK, [], [pid 6158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6158] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6157] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6159] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6157] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6159] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6157] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = 1 [pid 6157] <... futex resumed>) = 1 [pid 6149] <... futex resumed>) = 0 [pid 6148] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6149] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... futex resumed>) = 0 [pid 6159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6159] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6158] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6157] <... socket resumed>) = 3 [pid 6149] <... futex resumed>) = 0 [pid 6148] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6159] <... socket resumed>) = 3 [pid 6158] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6161 attached [pid 6159] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = 1 [pid 6157] <... futex resumed>) = 1 [pid 6150] <... futex resumed>) = 0 [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6148] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6161 [pid 6161] set_robust_list(0x55556c2686a0, 24 [pid 6159] <... futex resumed>) = 0 [pid 6158] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... set_robust_list resumed>) = 0 [pid 6159] ioctl(3, SIOCSIFFLAGS, NULL [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6150] <... futex resumed>) = 0 [pid 6147] <... unshare resumed>) = 0 [pid 6161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6158] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6150] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6159] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6149] <... futex resumed>) = 0 [pid 6148] <... futex resumed>) = 0 [pid 6147] <... futex resumed>) = 0 [pid 6143] exit_group(0 [pid 6147] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6158] <... socket resumed>) = 3 [pid 6158] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6150] <... futex resumed>) = 0 [pid 6161] <... prctl resumed>) = 0 [pid 6159] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] ioctl(3, SIOCSIFFLAGS, NULL [pid 6157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6153] <... futex resumed>) = ? [pid 6150] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6147] <... futex resumed>) = ? [pid 6143] <... exit_group resumed>) = ? [pid 6161] setpgid(0, 0 [pid 6159] <... futex resumed>) = 0 [pid 6157] ioctl(3, SIOCSIFFLAGS, NULL [pid 6153] +++ exited with 0 +++ [pid 6150] <... futex resumed>) = 0 [pid 6149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6161] <... setpgid resumed>) = 0 [pid 6159] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6150] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6149] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6147] +++ exited with 0 +++ [pid 6143] +++ exited with 0 +++ [pid 6161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6158] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6157] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] <... futex resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6143, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6161] <... openat resumed>) = 3 [pid 6159] openat(AT_FDCWD, NULL, O_RDONLY [pid 6158] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] <... futex resumed>) = 1 [pid 6149] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6148] <... futex resumed>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6161] write(3, "1000", 4 [pid 6159] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6158] <... futex resumed>) = 1 [pid 6150] <... futex resumed>) = 0 [pid 6158] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6150] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6150] <... futex resumed>) = 0 [pid 6158] openat(AT_FDCWD, NULL, O_RDONLY [pid 6150] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6158] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6158] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6150] <... futex resumed>) = 0 [pid 6158] <... futex resumed>) = 1 [pid 6158] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6161] <... write resumed>) = 4 [pid 6159] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6157] openat(AT_FDCWD, NULL, O_RDONLY [pid 6148] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6161] close(3 [pid 6159] <... futex resumed>) = 1 [pid 6157] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6149] <... futex resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6161] <... close resumed>) = 0 [pid 6159] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6157] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] <... futex resumed>) = 0 executing program ./strace-static-x86_64: Process 6162 attached [pid 6161] write(1, "executing program\n", 18 [pid 6157] <... futex resumed>) = 0 [pid 6148] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6157] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6161] <... write resumed>) = 18 [pid 6148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6162 [pid 6161] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] set_robust_list(0x55556c2686a0, 24 [pid 6161] <... futex resumed>) = 0 [pid 6162] <... set_robust_list resumed>) = 0 [pid 6161] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6161] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6161] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6162] <... prctl resumed>) = 0 [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] setpgid(0, 0 [pid 6161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6162] <... setpgid resumed>) = 0 [pid 6161] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6155] <... unshare resumed>) = 0 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6161] <... mprotect resumed>) = 0 [pid 6155] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6149] exit_group(0 [pid 6155] <... futex resumed>) = 0 [pid 6155] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6159] <... futex resumed>) = ? [pid 6155] <... futex resumed>) = ? [pid 6149] <... exit_group resumed>) = ? [pid 6161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6155] +++ exited with 0 +++ [pid 6162] <... openat resumed>) = 3 [pid 6161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6159] +++ exited with 0 +++ [pid 6154] <... unshare resumed>) = 0 [pid 6149] +++ exited with 0 +++ [pid 6154] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6154] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6149, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6150] exit_group(0 [pid 6154] <... futex resumed>) = ? [pid 6150] <... exit_group resumed>) = ? [pid 6154] +++ exited with 0 +++ [pid 6158] <... futex resumed>) = ? [pid 6162] write(3, "1000", 4 [pid 6161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6165 attached [pid 6162] <... write resumed>) = 4 [pid 6165] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6162] close(3 [pid 6165] <... rseq resumed>) = 0 [pid 6161] <... clone3 resumed> => {parent_tid=[6165]}, 88) = 6165 [pid 6165] set_robust_list(0x7f20a719c9a0, 24 [pid 6162] <... close resumed>) = 0 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6158] +++ exited with 0 +++ [pid 6150] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>executing program [pid 6165] <... set_robust_list resumed>) = 0 [pid 6162] write(1, "executing program\n", 18 [pid 6161] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... restart_syscall resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6166 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6166 attached [pid 6165] rt_sigprocmask(SIG_SETMASK, [], [pid 6162] <... write resumed>) = 18 [pid 6161] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6167 attached [pid 6166] set_robust_list(0x55556c2686a0, 24 [pid 6165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6167 [pid 6162] <... futex resumed>) = 0 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6165] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6162] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6166] <... prctl resumed>) = 0 [pid 6162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6166] setpgid(0, 0 [pid 6162] <... mmap resumed>) = 0x7f20a717c000 [pid 6166] <... setpgid resumed>) = 0 [pid 6162] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6162] <... mprotect resumed>) = 0 [pid 6167] set_robust_list(0x55556c2686a0, 24 [pid 6166] <... openat resumed>) = 3 [pid 6162] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] <... set_robust_list resumed>) = 0 [pid 6166] write(3, "1000", 4 [pid 6162] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6166] <... write resumed>) = 4 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6168 attached ) = 0 [pid 6166] close(3 [pid 6162] <... clone3 resumed> => {parent_tid=[6168]}, 88) = 6168 [pid 6168] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6162] rt_sigprocmask(SIG_SETMASK, [], [pid 6168] <... rseq resumed>) = 0 [pid 6166] <... close resumed>) = 0 [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6168] set_robust_list(0x7f20a719c9a0, 24 [pid 6167] setpgid(0, 0 [pid 6166] write(1, "executing program\n", 18 [pid 6162] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6168] <... set_robust_list resumed>) = 0 [pid 6167] <... setpgid resumed>) = 0 [pid 6166] <... write resumed>) = 18 [pid 6162] <... futex resumed>) = 0 [pid 6168] rt_sigprocmask(SIG_SETMASK, [], [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] <... futex resumed>) = 0 [pid 6168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6168] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6166] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6167] <... openat resumed>) = 3 [pid 6167] write(3, "1000", 4 executing program [pid 6166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6167] <... write resumed>) = 4 [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6167] close(3 [pid 6166] <... mmap resumed>) = 0x7f20a717c000 [pid 6167] <... close resumed>) = 0 [pid 6166] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6167] write(1, "executing program\n", 18 [pid 6166] <... mprotect resumed>) = 0 [pid 6167] <... write resumed>) = 18 [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6167] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6169 attached [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6166] <... clone3 resumed> => {parent_tid=[6169]}, 88) = 6169 [pid 6169] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6167] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6166] rt_sigprocmask(SIG_SETMASK, [], [pid 6169] <... rseq resumed>) = 0 [pid 6167] <... mprotect resumed>) = 0 [pid 6166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6169] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6166] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6166] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6169] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6161] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6170 attached [pid 6161] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6170] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6161] <... futex resumed>) = 0 [pid 6170] <... rseq resumed>) = 0 [pid 6170] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6167] <... clone3 resumed> => {parent_tid=[6170]}, 88) = 6170 [pid 6161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6170] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] rt_sigprocmask(SIG_SETMASK, [], [pid 6161] <... mmap resumed>) = 0x7f20a715b000 [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6167] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... mprotect resumed>) = 0 [pid 6170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6170] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6167] <... futex resumed>) = 0 [pid 6161] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6167] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6161] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6171 attached [pid 6162] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6161] <... clone3 resumed> => {parent_tid=[6171]}, 88) = 6171 [pid 6162] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] rt_sigprocmask(SIG_SETMASK, [], [pid 6171] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6162] <... futex resumed>) = 0 [pid 6161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] <... rseq resumed>) = 0 [pid 6171] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6171] rt_sigprocmask(SIG_SETMASK, [], [pid 6166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6161] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... mmap resumed>) = 0x7f20a715b000 [pid 6166] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6172]}, 88) = 6172 [pid 6166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6166] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6162] <... mmap resumed>) = 0x7f20a715b000 [pid 6166] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6172 attached [pid 6171] <... futex resumed>) = 0 [pid 6167] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6162] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6161] <... futex resumed>) = 1 [pid 6167] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... mprotect resumed>) = 0 [pid 6167] <... futex resumed>) = 0 [pid 6162] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6161] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6162] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6172] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6167] <... mmap resumed>) = 0x7f20a715b000 [pid 6162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6171] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 6173 attached [pid 6172] <... rseq resumed>) = 0 [pid 6171] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6171] <... futex resumed>) = 1 [pid 6171] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6172] set_robust_list(0x7f20a717b9a0, 24 [pid 6167] <... mprotect resumed>) = 0 [pid 6162] <... clone3 resumed> => {parent_tid=[6173]}, 88) = 6173 [pid 6161] <... futex resumed>) = 0 [pid 6152] <... unshare resumed>) = 0 [pid 6173] <... rseq resumed>) = 0 [pid 6172] <... set_robust_list resumed>) = 0 [pid 6152] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6152] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6162] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] set_robust_list(0x7f20a717b9a0, 24 [pid 6172] rt_sigprocmask(SIG_SETMASK, [], [pid 6162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6161] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6148] exit_group(0 [pid 6152] <... futex resumed>) = ? [pid 6148] <... exit_group resumed>) = ? [pid 6152] +++ exited with 0 +++ [pid 6157] <... futex resumed>) = ? [pid 6173] <... set_robust_list resumed>) = 0 [pid 6172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6171] <... futex resumed>) = 0 [pid 6162] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] <... futex resumed>) = 1 [pid 6173] rt_sigprocmask(SIG_SETMASK, [], [pid 6172] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6171] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6162] <... futex resumed>) = 0 [pid 6161] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6172] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6171] <... socket resumed>) = 3 [pid 6162] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6172] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... futex resumed>) = 1 [pid 6171] <... futex resumed>) = 1 [pid 6161] <... futex resumed>) = 0 [pid 6173] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6172] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6171] ioctl(3, SIOCSIFFLAGS, NULL [pid 6161] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6166] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6171] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6171] <... futex resumed>) = 0 [pid 6166] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6173] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6171] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6161] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... socket resumed>) = 3 [pid 6162] <... futex resumed>) = 0 [pid 6161] <... futex resumed>) = 0 [pid 6173] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6172] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] openat(AT_FDCWD, NULL, O_RDONLY [pid 6162] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6161] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... socket resumed>) = 3 [pid 6172] <... futex resumed>) = 0 [pid 6171] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6172] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6171] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6171] <... futex resumed>) = 1 [pid 6161] <... futex resumed>) = 0 [pid 6166] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6171] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6166] <... futex resumed>) = 1 [pid 6172] <... futex resumed>) = 0 [pid 6166] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6172] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6173] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6173] <... futex resumed>) = 1 [pid 6172] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... futex resumed>) = 0 [pid 6173] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6172] <... futex resumed>) = 1 [pid 6166] <... futex resumed>) = 0 [pid 6162] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6166] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6162] <... futex resumed>) = 0 [pid 6172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6172] openat(AT_FDCWD, NULL, O_RDONLY [pid 6173] ioctl(3, SIOCSIFFLAGS, NULL [pid 6172] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6166] <... futex resumed>) = 0 [pid 6157] +++ exited with 0 +++ [pid 6148] +++ exited with 0 +++ ./strace-static-x86_64: Process 6175 attached [pid 6173] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6172] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6175] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6173] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6172] <... futex resumed>) = 0 [pid 6167] <... clone3 resumed> => {parent_tid=[6175]}, 88) = 6175 [pid 6166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] <... rseq resumed>) = 0 [pid 6173] <... futex resumed>) = 1 [pid 6172] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] rt_sigprocmask(SIG_SETMASK, [], [pid 6162] <... futex resumed>) = 0 [pid 6175] set_robust_list(0x7f20a717b9a0, 24 [pid 6173] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6162] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... set_robust_list resumed>) = 0 [pid 6173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6162] <... futex resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6175] rt_sigprocmask(SIG_SETMASK, [], [pid 6173] openat(AT_FDCWD, NULL, O_RDONLY [pid 6162] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6176 attached [pid 6175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6173] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6167] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] set_robust_list(0x55556c2686a0, 24 [pid 6175] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6173] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6176 [pid 6176] <... set_robust_list resumed>) = 0 [pid 6176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6167] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] <... prctl resumed>) = 0 [pid 6176] setpgid(0, 0) = 0 [pid 6175] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6173] <... futex resumed>) = 1 [pid 6162] <... futex resumed>) = 0 [pid 6176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6175] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6173] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6170] <... unshare resumed>) = 0 [pid 6169] <... unshare resumed>) = 0 [pid 6175] <... futex resumed>) = 1 [pid 6167] <... futex resumed>) = 0 [pid 6175] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6169] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6167] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6167] <... futex resumed>) = 0 [pid 6167] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6175] <... socket resumed>) = 3 [pid 6169] <... futex resumed>) = 0 [pid 6175] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... futex resumed>) = 0 [pid 6175] <... futex resumed>) = 1 [pid 6167] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] ioctl(3, SIOCSIFFLAGS, NULL [pid 6167] <... futex resumed>) = 0 [pid 6175] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6167] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] <... openat resumed>) = 3 [pid 6175] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6175] <... futex resumed>) = 0 [pid 6167] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6166] exit_group(0 [pid 6175] openat(AT_FDCWD, NULL, O_RDONLY [pid 6170] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6167] <... futex resumed>) = 0 [pid 6176] write(3, "1000", 4 [pid 6175] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6170] <... futex resumed>) = 0 [pid 6176] <... write resumed>) = 4 [pid 6172] <... futex resumed>) = ? [pid 6175] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6169] <... futex resumed>) = ? [pid 6167] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6166] <... exit_group resumed>) = ? [pid 6176] close(3 [pid 6175] <... futex resumed>) = 0 [pid 6172] +++ exited with 0 +++ [pid 6170] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6165] <... unshare resumed>) = 0 [pid 6176] <... close resumed>) = 0 [pid 6175] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6167] exit_group(0 executing program [pid 6176] write(1, "executing program\n", 18 [pid 6165] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6175] <... futex resumed>) = ? [pid 6170] <... futex resumed>) = ? [pid 6167] <... exit_group resumed>) = ? [pid 6176] <... write resumed>) = 18 [pid 6175] +++ exited with 0 +++ [pid 6170] +++ exited with 0 +++ [pid 6169] +++ exited with 0 +++ [pid 6166] +++ exited with 0 +++ [pid 6165] <... futex resumed>) = 0 [pid 6176] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6165] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6161] exit_group(0 [pid 6176] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6171] <... futex resumed>) = ? [pid 6161] <... exit_group resumed>) = ? [pid 6165] <... futex resumed>) = ? [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6171] +++ exited with 0 +++ [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6176] <... mmap resumed>) = 0x7f20a717c000 [pid 6176] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6176] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6167] +++ exited with 0 +++ [pid 6165] +++ exited with 0 +++ [pid 6161] +++ exited with 0 +++ [pid 5817] <... restart_syscall resumed>) = 0 [pid 6176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6161, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6181 attached [pid 6168] <... unshare resumed>) = 0 [pid 6181] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6176] <... clone3 resumed> => {parent_tid=[6181]}, 88) = 6181 [pid 6168] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6182 attached [pid 6181] <... rseq resumed>) = 0 [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6168] <... futex resumed>) = 0 [pid 6162] exit_group(0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6168] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6176] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] set_robust_list(0x55556c2686a0, 24 [pid 6181] set_robust_list(0x7f20a719c9a0, 24 [pid 6176] <... futex resumed>) = 0 [pid 6173] <... futex resumed>) = ? [pid 6168] <... futex resumed>) = ? [pid 6162] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6184 attached ./strace-static-x86_64: Process 6183 attached [pid 6182] <... set_robust_list resumed>) = 0 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6176] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6173] +++ exited with 0 +++ [pid 6168] +++ exited with 0 +++ [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6182 [pid 6183] set_robust_list(0x55556c2686a0, 24 [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6181] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] <... set_robust_list resumed>) = 0 [pid 6182] <... prctl resumed>) = 0 [pid 6181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] set_robust_list(0x55556c2686a0, 24 [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6182] setpgid(0, 0 [pid 6181] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6184 [pid 6183] <... prctl resumed>) = 0 [pid 6182] <... setpgid resumed>) = 0 [pid 6184] <... set_robust_list resumed>) = 0 [pid 6183] setpgid(0, 0 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6183 [pid 6183] <... setpgid resumed>) = 0 [pid 6184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6182] <... openat resumed>) = 3 [pid 6182] write(3, "1000", 4executing program executing program [pid 6184] <... prctl resumed>) = 0 [pid 6183] <... openat resumed>) = 3 [pid 6182] <... write resumed>) = 4 [pid 6183] write(3, "1000", 4 [pid 6182] close(3 [pid 6183] <... write resumed>) = 4 [pid 6182] <... close resumed>) = 0 [pid 6183] close(3 [pid 6182] write(1, "executing program\n", 18 [pid 6183] <... close resumed>) = 0 [pid 6182] <... write resumed>) = 18 [pid 6183] write(1, "executing program\n", 18 [pid 6184] setpgid(0, 0 [pid 6183] <... write resumed>) = 18 [pid 6182] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... setpgid resumed>) = 0 [pid 6183] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = 0 [pid 6182] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6183] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6162] +++ exited with 0 +++ [pid 6183] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6182] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... mmap resumed>) = 0x7f20a717c000 [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6183] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6182] <... mmap resumed>) = 0x7f20a717c000 [pid 6183] <... mprotect resumed>) = 0 [pid 6182] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6182] <... mprotect resumed>) = 0 [pid 6183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6186 attached [pid 6183] <... clone3 resumed> => {parent_tid=[6185]}, 88) = 6185 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] <... clone3 resumed> => {parent_tid=[6186]}, 88) = 6186 ./strace-static-x86_64: Process 6185 attached [pid 6186] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6186] <... rseq resumed>) = 0 [pid 6183] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6186] set_robust_list(0x7f20a719c9a0, 24 [pid 6183] <... futex resumed>) = 0 [pid 6182] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6186] <... set_robust_list resumed>) = 0 [pid 6185] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6183] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6182] <... futex resumed>) = 0 [pid 6186] rt_sigprocmask(SIG_SETMASK, [], [pid 6185] <... rseq resumed>) = 0 [pid 6182] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6185] set_robust_list(0x7f20a719c9a0, 24 [pid 6186] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6185] <... set_robust_list resumed>) = 0 [pid 6185] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] <... openat resumed>) = 3 [pid 6184] write(3, "1000", 4 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6184] <... write resumed>) = 4 [pid 6184] close(3executing program [pid 6185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] <... close resumed>) = 0 [pid 6184] write(1, "executing program\n", 18 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... write resumed>) = 18 [pid 6185] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6184] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6176] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6187 [pid 6184] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6187 attached NULL, 8) = 0 [pid 6176] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6176] <... futex resumed>) = 0 [pid 6184] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6184] <... mprotect resumed>) = 0 [pid 6176] <... mmap resumed>) = 0x7f20a715b000 [pid 6176] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6184] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6176] <... mprotect resumed>) = 0 [pid 6184] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6176] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6187] set_robust_list(0x55556c2686a0, 24 [pid 6184] <... clone3 resumed> => {parent_tid=[6188]}, 88) = 6188 [pid 6184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6184] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6184] <... futex resumed>) = 0 [pid 6176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6187] <... prctl resumed>) = 0 [pid 6184] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6189 attached [pid 6187] setpgid(0, 0 [pid 6176] <... clone3 resumed> => {parent_tid=[6189]}, 88) = 6189 ./strace-static-x86_64: Process 6188 attached [pid 6189] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6187] <... setpgid resumed>) = 0 [pid 6183] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6182] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6176] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] <... rseq resumed>) = 0 [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6183] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6189] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6188] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6187] <... openat resumed>) = 3 [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = 0 [pid 6176] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6188] <... rseq resumed>) = 0 [pid 6187] write(3, "1000", 4 [pid 6183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6176] <... futex resumed>) = 0 [pid 6189] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6188] set_robust_list(0x7f20a719c9a0, 24 [pid 6187] <... write resumed>) = 4 [pid 6183] <... mmap resumed>) = 0x7f20a715b000 [pid 6182] <... mmap resumed>) = 0x7f20a715b000 [pid 6176] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] <... set_robust_list resumed>) = 0 [pid 6187] close(3 [pid 6183] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6182] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6189] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6188] rt_sigprocmask(SIG_SETMASK, [], [pid 6187] <... close resumed>) = 0 [pid 6183] <... mprotect resumed>) = 0 [pid 6182] <... mprotect resumed>) = 0 [pid 6176] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6189] <... futex resumed>) = 0 [pid 6188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] write(1, "executing program\n", 18 [pid 6183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6176] <... futex resumed>) = 1 [pid 6189] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6188] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6187] <... write resumed>) = 18 [pid 6183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6176] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6189] <... socket resumed>) = 3 [pid 6187] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6191 attached ./strace-static-x86_64: Process 6190 attached [pid 6189] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... futex resumed>) = 0 [pid 6191] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6190] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6189] <... futex resumed>) = 1 [pid 6187] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6183] <... clone3 resumed> => {parent_tid=[6191]}, 88) = 6191 [pid 6182] <... clone3 resumed> => {parent_tid=[6190]}, 88) = 6190 [pid 6176] <... futex resumed>) = 0 [pid 6191] <... rseq resumed>) = 0 [pid 6190] <... rseq resumed>) = 0 [pid 6189] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6183] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] rt_sigprocmask(SIG_SETMASK, [], [pid 6176] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] set_robust_list(0x7f20a717b9a0, 24 [pid 6190] set_robust_list(0x7f20a717b9a0, 24 [pid 6189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6176] <... futex resumed>) = 0 [pid 6191] <... set_robust_list resumed>) = 0 [pid 6190] <... set_robust_list resumed>) = 0 [pid 6184] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6190] rt_sigprocmask(SIG_SETMASK, [], [pid 6184] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6190] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6191] rt_sigprocmask(SIG_SETMASK, [], [pid 6189] ioctl(3, SIOCSIFFLAGS, NULL [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6184] <... mmap resumed>) = 0x7f20a715b000 [pid 6183] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6190] <... futex resumed>) = 0 [pid 6189] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6184] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6183] <... futex resumed>) = 0 [pid 6182] <... futex resumed>) = 1 [pid 6190] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6190] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6187] <... mmap resumed>) = 0x7f20a717c000 [pid 6183] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6182] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6189] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6191] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6189] <... futex resumed>) = 1 [pid 6187] <... mprotect resumed>) = 0 [pid 6184] <... mprotect resumed>) = 0 [pid 6182] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6176] <... futex resumed>) = 0 [pid 6191] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6182] <... futex resumed>) = 1 [pid 6176] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6190] <... futex resumed>) = 0 [pid 6191] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] openat(AT_FDCWD, NULL, O_RDONLY [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6182] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6176] <... futex resumed>) = 0 [pid 6191] <... futex resumed>) = 1 [pid 6189] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6183] <... futex resumed>) = 0 [pid 6176] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6193 attached [pid 6191] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6189] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... socket resumed>) = 3 [pid 6189] <... futex resumed>) = 1 [pid 6187] <... clone3 resumed> => {parent_tid=[6193]}, 88) = 6193 [pid 6183] <... futex resumed>) = 0 [pid 6176] <... futex resumed>) = 0 [pid 6191] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6189] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6187] rt_sigprocmask(SIG_SETMASK, [], [pid 6183] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... futex resumed>) = 0 [pid 6190] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6191] ioctl(3, SIOCSIFFLAGS, NULL [pid 6187] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6183] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6187] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = 0 [pid 6191] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] <... futex resumed>) = 0 [pid 6183] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6191] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6183] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6191] <... futex resumed>) = 0 [pid 6183] <... futex resumed>) = 1 [pid 6193] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6191] openat(AT_FDCWD, NULL, O_RDONLY [pid 6190] <... socket resumed>) = 3 [pid 6184] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6183] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... unshare resumed>) = 0 [pid 6190] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6191] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6191] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] <... rseq resumed>) = 0 [pid 6191] <... futex resumed>) = 1 [pid 6183] <... futex resumed>) = 0 [pid 6181] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6193] set_robust_list(0x7f20a719c9a0, 24 [pid 6191] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6181] <... futex resumed>) = 0 [pid 6193] <... set_robust_list resumed>) = 0 [pid 6181] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6193] rt_sigprocmask(SIG_SETMASK, [], [pid 6190] <... futex resumed>) = 1 [pid 6184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6182] <... futex resumed>) = 0 [pid 6193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6190] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6195 attached [pid 6193] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6184] <... clone3 resumed> => {parent_tid=[6195]}, 88) = 6195 [pid 6182] <... futex resumed>) = 0 [pid 6176] exit_group(0 [pid 6190] ioctl(3, SIOCSIFFLAGS, NULL [pid 6189] <... futex resumed>) = ? [pid 6184] rt_sigprocmask(SIG_SETMASK, [], [pid 6182] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6181] <... futex resumed>) = ? [pid 6176] <... exit_group resumed>) = ? [pid 6190] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6189] +++ exited with 0 +++ [pid 6184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6181] +++ exited with 0 +++ [pid 6195] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6190] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... rseq resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6182] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6190] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6182] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6182] <... futex resumed>) = 0 [pid 6190] openat(AT_FDCWD, NULL, O_RDONLY [pid 6182] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6190] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6190] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] <... futex resumed>) = 0 [pid 6190] <... futex resumed>) = 1 [pid 6195] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6186] <... unshare resumed>) = 0 [pid 6195] rt_sigprocmask(SIG_SETMASK, [], [pid 6190] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6186] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6182] exit_group(0 [pid 6176] +++ exited with 0 +++ [pid 6195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6195] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6182] <... exit_group resumed>) = ? [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6190] <... futex resumed>) = ? [pid 6190] +++ exited with 0 +++ [pid 6195] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6186] <... futex resumed>) = ? [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6186] +++ exited with 0 +++ [pid 6195] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6195] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] <... futex resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6196 [pid 6184] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = 1 [pid 6195] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6184] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] <... socket resumed>) = 3 [pid 6195] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6196 attached ) = 1 [pid 6187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6184] <... futex resumed>) = 0 [pid 6182] +++ exited with 0 +++ [pid 6195] ioctl(3, SIOCSIFFLAGS, NULL [pid 6187] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6184] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6195] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6187] <... futex resumed>) = 0 [pid 6184] <... futex resumed>) = 0 [pid 6187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6184] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6195] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] <... mmap resumed>) = 0x7f20a715b000 [pid 6184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6196] set_robust_list(0x55556c2686a0, 24 [pid 6187] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6184] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6195] <... futex resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6196] <... set_robust_list resumed>) = 0 [pid 6187] <... mprotect resumed>) = 0 [pid 6184] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6197 attached [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6195] openat(AT_FDCWD, NULL, O_RDONLY [pid 6187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] <... prctl resumed>) = 0 [pid 6187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] setpgid(0, 0 [pid 6187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6196] <... setpgid resumed>) = 0 [pid 6187] <... clone3 resumed> => {parent_tid=[6198]}, 88) = 6198 [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6187] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6184] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6198 attached [pid 6195] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6187] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6197] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6197 [pid 6198] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6195] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... rseq resumed>) = 0 [pid 6196] <... openat resumed>) = 3 [pid 6195] <... futex resumed>) = 1 [pid 6184] <... futex resumed>) = 0 [pid 6198] set_robust_list(0x7f20a717b9a0, 24 [pid 6197] <... set_robust_list resumed>) = 0 [pid 6196] write(3, "1000", 4) = 4 [pid 6196] close(3) = 0 [pid 6196] write(1, "executing program\n", 18) = 18 [pid 6196] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6196] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6198] <... set_robust_list resumed>) = 0 [pid 6197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6196] <... mmap resumed>) = 0x7f20a717c000 [pid 6195] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6198] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] <... prctl resumed>) = 0 [pid 6198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] setpgid(0, 0 [pid 6198] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6197] <... setpgid resumed>) = 0 executing program [pid 6198] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6196] <... mprotect resumed>) = 0 [pid 6198] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... openat resumed>) = 3 [pid 6198] <... futex resumed>) = 1 [pid 6197] write(3, "1000", 4 [pid 6187] <... futex resumed>) = 0 [pid 6198] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6197] <... write resumed>) = 4 [pid 6187] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] <... socket resumed>) = 3 [pid 6197] close(3 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6187] <... futex resumed>) = 0 [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6198] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... close resumed>) = 0 [pid 6187] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6197] write(1, "executing program\n", 18 [pid 6196] <... clone3 resumed> => {parent_tid=[6199]}, 88) = 6199 [pid 6187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6197] <... write resumed>) = 18 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], [pid 6187] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... futex resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = 0 [pid 6196] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6187] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] ioctl(3, SIOCSIFFLAGS, NULL [pid 6197] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6196] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6199 attached [pid 6198] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6197] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6196] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6198] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6198] <... futex resumed>) = 1 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6187] <... futex resumed>) = 0 [pid 6197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6187] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6198] openat(AT_FDCWD, NULL, O_RDONLY [pid 6197] <... mmap resumed>) = 0x7f20a717c000 [pid 6187] <... futex resumed>) = 0 [pid 6198] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6197] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6187] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6199] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6198] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... mprotect resumed>) = 0 [pid 6187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6199] <... rseq resumed>) = 0 [pid 6198] <... futex resumed>) = 0 [pid 6197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6199] set_robust_list(0x7f20a719c9a0, 24 [pid 6198] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6199] <... set_robust_list resumed>) = 0 [pid 6197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6200 attached [pid 6199] rt_sigprocmask(SIG_SETMASK, [], [pid 6200] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] <... clone3 resumed> => {parent_tid=[6200]}, 88) = 6200 [pid 6200] <... rseq resumed>) = 0 [pid 6200] set_robust_list(0x7f20a719c9a0, 24 [pid 6199] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6200] <... set_robust_list resumed>) = 0 [pid 6200] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6200] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6197] <... futex resumed>) = 0 [pid 6197] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6196] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6185] <... unshare resumed>) = 0 [pid 6196] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6185] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... mprotect resumed>) = 0 [pid 6185] <... futex resumed>) = 0 [pid 6196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6185] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6183] exit_group(0 [pid 6196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6191] <... futex resumed>) = ? [pid 6183] <... exit_group resumed>) = ? [pid 6191] +++ exited with 0 +++ [pid 6185] <... futex resumed>) = ? ./strace-static-x86_64: Process 6202 attached [pid 6185] +++ exited with 0 +++ [pid 6183] +++ exited with 0 +++ [pid 6196] <... clone3 resumed> => {parent_tid=[6202]}, 88) = 6202 [pid 6196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6196] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6196] <... futex resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6196] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6203 attached [pid 6202] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6203 [pid 6202] <... rseq resumed>) = 0 [pid 6202] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6203] set_robust_list(0x55556c2686a0, 24 [pid 6202] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... set_robust_list resumed>) = 0 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6203] setpgid(0, 0) = 0 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6197] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6203] write(3, "1000", 4executing program ) = 4 [pid 6197] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] close(3) = 0 [pid 6202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] <... futex resumed>) = 0 [pid 6203] write(1, "executing program\n", 18 [pid 6202] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6203] <... write resumed>) = 18 [pid 6202] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6197] <... mmap resumed>) = 0x7f20a715b000 [pid 6202] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6202] <... futex resumed>) = 1 [pid 6196] <... futex resumed>) = 0 [pid 6202] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6197] <... mprotect resumed>) = 0 [pid 6196] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... socket resumed>) = 3 [pid 6197] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6196] <... futex resumed>) = 0 [pid 6202] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6196] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] <... futex resumed>) = 0 [pid 6197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6202] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6196] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6197] <... clone3 resumed> => {parent_tid=[6204]}, 88) = 6204 [pid 6202] ioctl(3, SIOCSIFFLAGS, NULL [pid 6196] <... futex resumed>) = 0 [pid 6202] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6197] rt_sigprocmask(SIG_SETMASK, [], [pid 6196] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6202] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6204 attached [pid 6203] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6202] <... futex resumed>) = 0 [pid 6197] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6203] <... futex resumed>) = 0 [pid 6202] openat(AT_FDCWD, NULL, O_RDONLY [pid 6197] <... futex resumed>) = 0 [pid 6196] <... futex resumed>) = 0 [pid 6204] <... rseq resumed>) = 0 [pid 6203] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6202] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6197] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6196] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] set_robust_list(0x7f20a717b9a0, 24 [pid 6203] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6202] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] <... set_robust_list resumed>) = 0 [pid 6203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6202] <... futex resumed>) = 0 [pid 6204] rt_sigprocmask(SIG_SETMASK, [], [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6202] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6204] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6203] <... mmap resumed>) = 0x7f20a717c000 [pid 6204] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6203] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6204] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] <... mprotect resumed>) = 0 [pid 6204] <... futex resumed>) = 1 [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6197] <... futex resumed>) = 0 [pid 6204] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6197] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... socket resumed>) = 3 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6197] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6205 attached [pid 6204] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6204] <... futex resumed>) = 0 [pid 6203] <... clone3 resumed> => {parent_tid=[6205]}, 88) = 6205 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6205] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6204] ioctl(3, SIOCSIFFLAGS, NULL [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6197] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6197] <... futex resumed>) = 0 [pid 6205] <... rseq resumed>) = 0 [pid 6204] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6197] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6205] set_robust_list(0x7f20a719c9a0, 24 [pid 6204] <... futex resumed>) = 0 [pid 6203] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6205] <... set_robust_list resumed>) = 0 [pid 6203] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6197] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6204] openat(AT_FDCWD, NULL, O_RDONLY [pid 6197] <... futex resumed>) = 0 [pid 6205] rt_sigprocmask(SIG_SETMASK, [], [pid 6204] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6197] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6204] <... futex resumed>) = 0 [pid 6197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6204] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6188] <... unshare resumed>) = 0 [pid 6188] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6188] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6184] exit_group(0 [pid 6195] <... futex resumed>) = ? [pid 6188] <... futex resumed>) = ? [pid 6184] <... exit_group resumed>) = ? [pid 6195] +++ exited with 0 +++ [pid 6188] +++ exited with 0 +++ [pid 6184] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6184, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6203] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6203] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6207 attached [pid 6203] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] set_robust_list(0x55556c2686a0, 24 [pid 6203] <... futex resumed>) = 0 [pid 6207] <... set_robust_list resumed>) = 0 [pid 6203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6207 [pid 6207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6203] <... mmap resumed>) = 0x7f20a715b000 [pid 6207] setpgid(0, 0 [pid 6203] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6207] <... setpgid resumed>) = 0 [pid 6207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... mprotect resumed>) = 0 [pid 6207] <... openat resumed>) = 3 [pid 6203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6207] write(3, "1000", 4 [pid 6193] <... unshare resumed>) = 0 [pid 6207] <... write resumed>) = 4 [pid 6203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6207] close(3 [pid 6203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6207] <... close resumed>) = 0 executing program [pid 6193] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6209 attached [pid 6207] write(1, "executing program\n", 18 [pid 6193] <... futex resumed>) = 0 [pid 6207] <... write resumed>) = 18 [pid 6203] <... clone3 resumed> => {parent_tid=[6209]}, 88) = 6209 [pid 6187] exit_group(0 [pid 6207] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] rt_sigprocmask(SIG_SETMASK, [], [pid 6198] <... futex resumed>) = ? [pid 6187] <... exit_group resumed>) = ? [pid 6209] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6207] <... futex resumed>) = 0 [pid 6203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6198] +++ exited with 0 +++ [pid 6209] <... rseq resumed>) = 0 [pid 6207] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6203] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6209] set_robust_list(0x7f20a717b9a0, 24 [pid 6207] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6203] <... futex resumed>) = 0 [pid 6193] +++ exited with 0 +++ [pid 6187] +++ exited with 0 +++ [pid 6209] <... set_robust_list resumed>) = 0 [pid 6207] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6203] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6209] rt_sigprocmask(SIG_SETMASK, [], [pid 6207] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6209] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6207] <... mmap resumed>) = 0x7f20a717c000 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6207] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6209] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6207] <... mprotect resumed>) = 0 [pid 6209] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6203] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6207] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6203] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6210 attached [pid 6209] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6207] <... clone3 resumed> => {parent_tid=[6210]}, 88) = 6210 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6207] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6210] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6209] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6207] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6211 attached [pid 6209] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6211 [pid 6203] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6203] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] <... rseq resumed>) = 0 [pid 6209] ioctl(3, SIOCSIFFLAGS, NULL [pid 6210] set_robust_list(0x7f20a719c9a0, 24 [pid 6209] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6211] set_robust_list(0x55556c2686a0, 24 [pid 6210] <... set_robust_list resumed>) = 0 [pid 6209] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6209] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... prctl resumed>) = 0 [pid 6211] setpgid(0, 0 [pid 6210] rt_sigprocmask(SIG_SETMASK, [], [pid 6209] openat(AT_FDCWD, NULL, O_RDONLY [pid 6203] <... futex resumed>) = 0 [pid 6211] <... setpgid resumed>) = 0 [pid 6210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6209] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6203] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6210] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6209] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... openat resumed>) = 3 [pid 6209] <... futex resumed>) = 1 [pid 6203] <... futex resumed>) = 0 [pid 6211] write(3, "1000", 4 [pid 6209] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] <... write resumed>) = 4 [pid 6211] close(3) = 0 executing program [pid 6211] write(1, "executing program\n", 18) = 18 [pid 6211] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6211] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6199] <... unshare resumed>) = 0 [pid 6211] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6199] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6199] <... futex resumed>) = 0 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6199] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6196] exit_group(0 [pid 6211] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6202] <... futex resumed>) = ? [pid 6199] <... futex resumed>) = ? [pid 6196] <... exit_group resumed>) = ? [pid 6211] <... mprotect resumed>) = 0 [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6202] +++ exited with 0 +++ [pid 6199] +++ exited with 0 +++ [pid 6211] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6213 attached => {parent_tid=[6213]}, 88) = 6213 [pid 6196] +++ exited with 0 +++ [pid 6213] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6213] set_robust_list(0x7f20a719c9a0, 24 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6213] <... set_robust_list resumed>) = 0 [pid 6211] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6213] rt_sigprocmask(SIG_SETMASK, [], [pid 6211] <... futex resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6211] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6214 attached [pid 6213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6207] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6214 [pid 6213] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6214] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6207] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6214] <... prctl resumed>) = 0 [pid 6207] <... mmap resumed>) = 0x7f20a715b000 [pid 6214] setpgid(0, 0 [pid 6207] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6214] <... setpgid resumed>) = 0 [pid 6207] <... mprotect resumed>) = 0 [pid 6207] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6207] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6200] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6216 attached [pid 6216] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6216] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6216] rt_sigprocmask(SIG_SETMASK, [], [pid 6214] <... openat resumed>) = 3 [pid 6207] <... clone3 resumed> => {parent_tid=[6216]}, 88) = 6216 [pid 6200] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6197] exit_group(0) = ? [pid 6204] <... futex resumed>) = ? [pid 6216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6204] +++ exited with 0 +++ [pid 6200] <... futex resumed>) = ? [pid 6216] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6214] write(3, "1000", 4 [pid 6207] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6205] <... unshare resumed>) = 0 [pid 6200] +++ exited with 0 +++ [pid 6197] +++ exited with 0 +++ [pid 6216] <... futex resumed>) = 0 [pid 6214] <... write resumed>) = 4 [pid 6207] <... futex resumed>) = 1 [pid 6216] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6214] close(3 [pid 6207] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6216] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6214] <... close resumed>) = 0 [pid 6216] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6205] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6203] exit_group(0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6197, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6209] <... futex resumed>) = ? [pid 6203] <... exit_group resumed>) = ? [pid 6209] +++ exited with 0 +++ [pid 6216] <... futex resumed>) = 1 [pid 6214] write(1, "executing program\n", 18 [pid 6207] <... futex resumed>) = 0 [pid 6216] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6214] <... write resumed>) = 18 [pid 6207] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6207] <... futex resumed>) = 0 [pid 6216] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6207] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6216] <... socket resumed>) = 3 [pid 6214] <... futex resumed>) = 0 [pid 6205] <... futex resumed>) = ? [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6216] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6210] <... unshare resumed>) = 0 [pid 6216] <... futex resumed>) = 1 [pid 6214] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6210] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = 0 [pid 6216] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6214] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6210] <... futex resumed>) = 0 [pid 6207] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6210] ioctl(3, SIOCSIFFLAGS, NULL [pid 6207] <... futex resumed>) = 0 [pid 6214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6210] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6207] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] <... mmap resumed>) = 0x7f20a717c000 [pid 6210] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6214] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6210] <... futex resumed>) = 0 [pid 6207] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6219 attached [pid 6214] <... mprotect resumed>) = 0 [pid 6210] openat(AT_FDCWD, NULL, O_RDONLY [pid 6207] <... futex resumed>) = 0 [pid 6219] set_robust_list(0x55556c2686a0, 24 [pid 6214] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6210] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6207] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] <... set_robust_list resumed>) = 0 [pid 6214] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6210] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6210] <... futex resumed>) = 0 [pid 6207] exit_group(0 [pid 6205] +++ exited with 0 +++ [pid 6203] +++ exited with 0 +++ ./strace-static-x86_64: Process 6220 attached [pid 6216] <... futex resumed>) = ? [pid 6211] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6207] <... exit_group resumed>) = ? [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6219 [pid 6220] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6219] <... prctl resumed>) = 0 [pid 6216] +++ exited with 0 +++ [pid 6214] <... clone3 resumed> => {parent_tid=[6220]}, 88) = 6220 [pid 6211] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6220] <... rseq resumed>) = 0 [pid 6219] setpgid(0, 0 [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6211] <... futex resumed>) = 0 [pid 6220] set_robust_list(0x7f20a719c9a0, 24 [pid 6219] <... setpgid resumed>) = 0 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6220] <... set_robust_list resumed>) = 0 [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6214] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... mmap resumed>) = 0x7f20a715b000 [pid 6220] rt_sigprocmask(SIG_SETMASK, [], [pid 6214] <... futex resumed>) = 0 [pid 6211] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... openat resumed>) = 3 [pid 6214] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6210] +++ exited with 0 +++ [pid 6207] +++ exited with 0 +++ [pid 6220] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNETexecuting program [pid 6219] write(3, "1000", 4 [pid 6211] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6221 attached [pid 6219] <... write resumed>) = 4 [pid 6219] close(3 [pid 6221] set_robust_list(0x55556c2686a0, 24 [pid 6219] <... close resumed>) = 0 [pid 6221] <... set_robust_list resumed>) = 0 [pid 6211] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6207, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6221 [pid 6219] write(1, "executing program\n", 18 [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6219] <... write resumed>) = 18 [pid 6221] <... prctl resumed>) = 0 [pid 6219] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6221] setpgid(0, 0 [pid 6211] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6221] <... setpgid resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6219] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6221] <... openat resumed>) = 3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6221] write(3, "1000", 4./strace-static-x86_64: Process 6222 attached [pid 6219] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6222] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6211] <... clone3 resumed> => {parent_tid=[6222]}, 88) = 6222 [pid 6221] <... write resumed>) = 4 [pid 6211] rt_sigprocmask(SIG_SETMASK, [], [pid 6221] close(3 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6223 [pid 6211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6222] <... rseq resumed>) = 0 [pid 6211] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... close resumed>) = 0 [pid 6211] <... futex resumed>) = 0 [pid 6221] write(1, "executing program\n", 18executing program [pid 6211] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6221] <... write resumed>) = 18 [pid 6222] set_robust_list(0x7f20a717b9a0, 24 [pid 6221] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... set_robust_list resumed>) = 0 [pid 6221] <... futex resumed>) = 0 [pid 6222] rt_sigprocmask(SIG_SETMASK, [], [pid 6221] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6222] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6222] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6222] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... mmap resumed>) = 0x7f20a717c000 [pid 6221] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6221] <... mprotect resumed>) = 0 [pid 6222] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6211] <... futex resumed>) = 0 [pid 6221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6211] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6221] <... clone3 resumed> => {parent_tid=[6224]}, 88) = 6224 [pid 6222] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6221] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] <... socket resumed>) = 3 [pid 6221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] <... clone3 resumed> => {parent_tid=[6225]}, 88) = 6225 [pid 6221] <... futex resumed>) = 0 [pid 6221] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6223 attached NULL, 8) = 0 [pid 6222] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6222] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6211] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6211] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6224 attached ./strace-static-x86_64: Process 6225 attached [pid 6222] ioctl(3, SIOCSIFFLAGS, NULL [pid 6219] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6222] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6224] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6225] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6223] set_robust_list(0x55556c2686a0, 24 [pid 6222] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6225] <... rseq resumed>) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6211] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6211] <... futex resumed>) = 0 [pid 6225] set_robust_list(0x7f20a719c9a0, 24 [pid 6222] openat(AT_FDCWD, NULL, O_RDONLY [pid 6211] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6225] <... set_robust_list resumed>) = 0 [pid 6222] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6225] rt_sigprocmask(SIG_SETMASK, [], [pid 6222] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6225] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6222] <... futex resumed>) = 1 [pid 6211] <... futex resumed>) = 0 [pid 6224] <... rseq resumed>) = 0 [pid 6223] <... prctl resumed>) = 0 [pid 6222] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6224] set_robust_list(0x7f20a719c9a0, 24 [pid 6223] setpgid(0, 0 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6223] <... setpgid resumed>) = 0 [pid 6224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6224] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6223] <... openat resumed>) = 3 [pid 6223] write(3, "1000", 4) = 4 [pid 6214] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6223] close(3 [pid 6214] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... close resumed>) = 0 [pid 6223] write(1, "executing program\n", 18executing program [pid 6214] <... futex resumed>) = 0 [pid 6223] <... write resumed>) = 18 [pid 6214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6223] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] <... mmap resumed>) = 0x7f20a715b000 [pid 6223] <... futex resumed>) = 0 [pid 6214] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6223] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6214] <... mprotect resumed>) = 0 [pid 6223] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6214] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6214] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6221] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6226 attached [pid 6223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6226] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6223] <... mmap resumed>) = 0x7f20a717c000 [pid 6214] <... clone3 resumed> => {parent_tid=[6226]}, 88) = 6226 [pid 6226] <... rseq resumed>) = 0 [pid 6223] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6214] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] set_robust_list(0x7f20a717b9a0, 24 [pid 6223] <... mprotect resumed>) = 0 [pid 6214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] <... set_robust_list resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6214] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6226] rt_sigprocmask(SIG_SETMASK, [], [pid 6223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6214] <... futex resumed>) = 0 [pid 6226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6214] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6227 attached [pid 6226] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6227] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6226] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6223] <... clone3 resumed> => {parent_tid=[6227]}, 88) = 6227 [pid 6227] <... rseq resumed>) = 0 [pid 6226] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 6227] set_robust_list(0x7f20a719c9a0, 24 [pid 6226] <... futex resumed>) = 1 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6214] <... futex resumed>) = 0 [pid 6227] <... set_robust_list resumed>) = 0 [pid 6226] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6227] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... futex resumed>) = 0 [pid 6214] <... futex resumed>) = 0 [pid 6227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6223] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6214] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6227] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6226] <... socket resumed>) = 3 [pid 6221] <... futex resumed>) = 0 [pid 6219] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6219] <... futex resumed>) = 0 [pid 6221] <... mmap resumed>) = 0x7f20a715b000 [pid 6219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6221] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6219] <... mmap resumed>) = 0x7f20a715b000 [pid 6221] <... mprotect resumed>) = 0 [pid 6219] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6219] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6228 attached [pid 6226] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6221] <... clone3 resumed> => {parent_tid=[6228]}, 88) = 6228 [pid 6226] <... futex resumed>) = 1 [pid 6226] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6214] <... futex resumed>) = 0 [pid 6221] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6214] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6226] <... futex resumed>) = 0 [pid 6214] <... futex resumed>) = 1 [pid 6226] ioctl(3, SIOCSIFFLAGS, NULL [pid 6214] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6229 attached [pid 6228] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6226] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6228] <... rseq resumed>) = 0 [pid 6226] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6214] <... futex resumed>) = 0 [pid 6228] set_robust_list(0x7f20a717b9a0, 24 [pid 6226] openat(AT_FDCWD, NULL, O_RDONLY [pid 6219] <... clone3 resumed> => {parent_tid=[6229]}, 88) = 6229 [pid 6214] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] <... set_robust_list resumed>) = 0 [pid 6226] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6219] rt_sigprocmask(SIG_SETMASK, [], [pid 6214] <... futex resumed>) = 0 [pid 6219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] rt_sigprocmask(SIG_SETMASK, [], [pid 6226] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6214] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6228] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6226] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6219] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6228] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6221] <... futex resumed>) = 0 [pid 6229] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6221] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... rseq resumed>) = 0 [pid 6228] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6221] <... futex resumed>) = 0 [pid 6228] <... socket resumed>) = 3 [pid 6221] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] set_robust_list(0x7f20a717b9a0, 24 [pid 6228] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6229] <... set_robust_list resumed>) = 0 [pid 6228] <... futex resumed>) = 0 [pid 6221] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] rt_sigprocmask(SIG_SETMASK, [], [pid 6228] ioctl(3, SIOCSIFFLAGS, NULL [pid 6221] <... futex resumed>) = 0 [pid 6229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6228] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6221] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6228] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6229] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6228] <... futex resumed>) = 0 [pid 6221] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6228] openat(AT_FDCWD, NULL, O_RDONLY [pid 6221] <... futex resumed>) = 0 [pid 6229] <... futex resumed>) = 1 [pid 6228] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6221] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6219] <... futex resumed>) = 0 [pid 6229] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6228] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6228] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 0 [pid 6219] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6228] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6229] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6229] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6229] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 1 [pid 6229] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6229] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6229] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6219] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6219] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6229] <... futex resumed>) = 0 [pid 6219] <... futex resumed>) = 1 [pid 6229] openat(AT_FDCWD, NULL, O_RDONLY [pid 6219] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6229] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6229] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6219] <... futex resumed>) = 0 [pid 6229] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6223] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6223] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6223] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6230 attached [pid 6230] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6223] <... clone3 resumed> => {parent_tid=[6230]}, 88) = 6230 [pid 6230] <... rseq resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], [pid 6230] set_robust_list(0x7f20a717b9a0, 24 [pid 6223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6230] rt_sigprocmask(SIG_SETMASK, [], [pid 6223] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6223] <... futex resumed>) = 0 [pid 6230] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6223] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6223] <... futex resumed>) = 0 [pid 6230] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... futex resumed>) = 0 [pid 6230] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6223] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] <... socket resumed>) = 3 [pid 6230] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6223] <... futex resumed>) = 0 [pid 6230] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6223] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6223] <... futex resumed>) = 0 [pid 6230] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6223] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6223] <... futex resumed>) = 0 [pid 6230] <... futex resumed>) = 1 [pid 6223] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6230] openat(AT_FDCWD, NULL, O_RDONLY [pid 6223] <... futex resumed>) = 0 [pid 6230] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6223] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6230] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6223] <... futex resumed>) = 0 [pid 6230] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6213] <... unshare resumed>) = 0 [pid 6213] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6211] exit_group(0 [pid 6222] <... futex resumed>) = ? [pid 6213] <... futex resumed>) = ? [pid 6211] <... exit_group resumed>) = ? [pid 6222] +++ exited with 0 +++ [pid 6213] +++ exited with 0 +++ [pid 6211] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6233 attached [pid 6224] <... unshare resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6233 [pid 6224] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6221] exit_group(0 [pid 6228] <... futex resumed>) = ? [pid 6221] <... exit_group resumed>) = ? [pid 6228] +++ exited with 0 +++ [pid 6233] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6233] setpgid(0, 0) = 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6224] +++ exited with 0 +++ [pid 6221] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6221, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6234 attached [pid 6233] <... openat resumed>) = 3 [pid 6233] write(3, "1000", 4 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6234 [pid 6233] <... write resumed>) = 4 [pid 6234] set_robust_list(0x55556c2686a0, 24 [pid 6233] close(3 [pid 6234] <... set_robust_list resumed>) = 0 [pid 6233] <... close resumed>) = 0 [pid 6234] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6233] write(1, "executing program\n", 18) = 18 [pid 6234] <... prctl resumed>) = 0 [pid 6234] setpgid(0, 0) = 0 [pid 6233] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6225] <... unshare resumed>) = 0 [pid 6220] <... unshare resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6225] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6220] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6219] exit_group(0 [pid 6233] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6229] <... futex resumed>) = ? [pid 6225] <... futex resumed>) = ? [pid 6220] <... futex resumed>) = 0 [pid 6219] <... exit_group resumed>) = ? [pid 6234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6233] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6229] +++ exited with 0 +++ [pid 6225] +++ exited with 0 +++ [pid 6220] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6219] +++ exited with 0 +++ [pid 6214] exit_group(0 [pid 6234] <... openat resumed>) = 3 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6226] <... futex resumed>) = ? [pid 6220] <... futex resumed>) = ? [pid 6214] <... exit_group resumed>) = ? [pid 6234] write(3, "1000", 4executing program [pid 6226] +++ exited with 0 +++ [pid 6220] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6234] <... write resumed>) = 4 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6214] +++ exited with 0 +++ [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6214, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6234] close(3) = 0 [pid 6234] write(1, "executing program\n", 18) = 18 [pid 6234] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6234] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6233] <... mmap resumed>) = 0x7f20a717c000 [pid 6234] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6234] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6233] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5819] <... restart_syscall resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6233] <... mprotect resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6237 attached [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6237 [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6239 attached ./strace-static-x86_64: Process 6238 attached [pid 6234] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6237] set_robust_list(0x55556c2686a0, 24 [pid 6234] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6233] <... clone3 resumed> => {parent_tid=[6238]}, 88) = 6238 [pid 6239] set_robust_list(0x55556c2686a0, 24 [pid 6238] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6237] <... set_robust_list resumed>) = 0 [pid 6234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6239 ./strace-static-x86_64: Process 6240 attached [pid 6239] <... set_robust_list resumed>) = 0 [pid 6238] <... rseq resumed>) = 0 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6240] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6238] set_robust_list(0x7f20a719c9a0, 24 [pid 6237] <... prctl resumed>) = 0 [pid 6234] <... clone3 resumed> => {parent_tid=[6240]}, 88) = 6240 [pid 6227] <... unshare resumed>) = 0 [pid 6233] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] <... rseq resumed>) = 0 [pid 6239] <... prctl resumed>) = 0 [pid 6238] <... set_robust_list resumed>) = 0 [pid 6237] setpgid(0, 0 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... futex resumed>) = 0 [pid 6227] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] set_robust_list(0x7f20a719c9a0, 24 [pid 6239] setpgid(0, 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] <... setpgid resumed>) = 0 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6227] <... futex resumed>) = 0 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6234] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6240] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] <... setpgid resumed>) = 0 [pid 6237] <... openat resumed>) = 3 [pid 6234] <... futex resumed>) = 0 [pid 6227] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6238] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6234] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6240] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6239] <... openat resumed>) = 3 [pid 6223] exit_group(0) = ? [pid 6237] write(3, "1000", 4 [pid 6227] <... futex resumed>) = ? [pid 6239] write(3, "1000", 4 [pid 6237] <... write resumed>) = 4 [pid 6230] <... futex resumed>) = ? [pid 6239] <... write resumed>) = 4 executing program executing program [pid 6237] close(3 [pid 6227] +++ exited with 0 +++ [pid 6239] close(3 [pid 6237] <... close resumed>) = 0 [pid 6239] <... close resumed>) = 0 [pid 6237] write(1, "executing program\n", 18 [pid 6239] write(1, "executing program\n", 18 [pid 6237] <... write resumed>) = 18 [pid 6239] <... write resumed>) = 18 [pid 6237] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6237] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6239] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6237] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6239] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6237] <... mmap resumed>) = 0x7f20a717c000 [pid 6239] <... mmap resumed>) = 0x7f20a717c000 [pid 6237] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6239] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6237] <... mprotect resumed>) = 0 [pid 6239] <... mprotect resumed>) = 0 [pid 6237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6242 attached ./strace-static-x86_64: Process 6243 attached [pid 6242] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6239] <... clone3 resumed> => {parent_tid=[6242]}, 88) = 6242 [pid 6237] <... clone3 resumed> => {parent_tid=[6243]}, 88) = 6243 [pid 6230] +++ exited with 0 +++ [pid 6223] +++ exited with 0 +++ [pid 6242] <... rseq resumed>) = 0 [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6242] set_robust_list(0x7f20a719c9a0, 24 [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6242] <... set_robust_list resumed>) = 0 [pid 6239] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6242] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 0 [pid 6243] <... rseq resumed>) = 0 [pid 6242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6239] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6223, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6243] set_robust_list(0x7f20a719c9a0, 24 [pid 6242] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6243] <... set_robust_list resumed>) = 0 [pid 6243] rt_sigprocmask(SIG_SETMASK, [], [pid 6234] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6234] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6234] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6233] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6234] <... mmap resumed>) = 0x7f20a715b000 [pid 6234] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6234] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6234] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6233] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6245 ./strace-static-x86_64: Process 6245 attached ./strace-static-x86_64: Process 6244 attached [pid 6234] <... clone3 resumed> => {parent_tid=[6244]}, 88) = 6244 [pid 6233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6245] set_robust_list(0x55556c2686a0, 24 [pid 6234] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... mmap resumed>) = 0x7f20a715b000 [pid 6234] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6233] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6234] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6234] <... futex resumed>) = 0 [pid 6233] <... mprotect resumed>) = 0 [pid 6245] <... prctl resumed>) = 0 [pid 6234] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6245] setpgid(0, 0 [pid 6233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6245] <... setpgid resumed>) = 0 [pid 6233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6244] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6245] <... openat resumed>) = 3 [pid 6244] rt_sigprocmask(SIG_SETMASK, [], [pid 6245] write(3, "1000", 4 [pid 6233] <... clone3 resumed> => {parent_tid=[6246]}, 88) = 6246 [pid 6245] <... write resumed>) = 4 [pid 6244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6245] close(3 [pid 6233] rt_sigprocmask(SIG_SETMASK, [], [pid 6245] <... close resumed>) = 0 [pid 6233] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6245] write(1, "executing program\n", 18 [pid 6233] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... write resumed>) = 18 [pid 6233] <... futex resumed>) = 0 [pid 6244] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6245] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] <... futex resumed>) = 0 [pid 6245] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6244] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6245] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6244] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6244] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6234] <... futex resumed>) = 0 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6246 attached [pid 6245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6234] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... mmap resumed>) = 0x7f20a717c000 [pid 6244] <... futex resumed>) = 0 [pid 6234] <... futex resumed>) = 1 [pid 6244] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6234] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6244] <... socket resumed>) = 3 [pid 6245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6244] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6234] <... futex resumed>) = 0 [pid 6244] ioctl(3, SIOCSIFFLAGS, NULL [pid 6234] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6244] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6234] <... futex resumed>) = 0 [pid 6245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6244] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6247 attached [pid 6246] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6244] <... futex resumed>) = 0 [pid 6234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6245] <... clone3 resumed> => {parent_tid=[6247]}, 88) = 6247 [pid 6246] <... rseq resumed>) = 0 [pid 6245] rt_sigprocmask(SIG_SETMASK, [], [pid 6244] openat(AT_FDCWD, NULL, O_RDONLY [pid 6234] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] set_robust_list(0x7f20a717b9a0, 24 [pid 6245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6244] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6234] <... futex resumed>) = 0 [pid 6245] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6244] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6245] <... futex resumed>) = 0 [pid 6244] <... futex resumed>) = 0 [pid 6234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6246] <... set_robust_list resumed>) = 0 [pid 6245] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6247] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6246] rt_sigprocmask(SIG_SETMASK, [], [pid 6239] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6237] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6247] <... rseq resumed>) = 0 [pid 6246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6247] set_robust_list(0x7f20a719c9a0, 24 [pid 6246] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6239] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6247] <... set_robust_list resumed>) = 0 [pid 6246] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6239] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 0 [pid 6247] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] <... futex resumed>) = 1 [pid 6239] <... mmap resumed>) = 0x7f20a715b000 [pid 6237] <... mmap resumed>) = 0x7f20a715b000 [pid 6233] <... futex resumed>) = 0 [pid 6247] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6246] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6237] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6233] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6239] <... mprotect resumed>) = 0 [pid 6237] <... mprotect resumed>) = 0 [pid 6233] <... futex resumed>) = 0 [pid 6246] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6233] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6246] <... socket resumed>) = 3 [pid 6237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6248]}, 88) = 6248 [pid 6246] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] <... futex resumed>) = 1 [pid 6233] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6248 attached [pid 6246] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6233] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6237] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] <... futex resumed>) = 0 [pid 6248] <... rseq resumed>) = 0 [pid 6246] ioctl(3, SIOCSIFFLAGS, NULL [pid 6239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6237] <... futex resumed>) = 0 [pid 6233] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6249 attached [pid 6248] set_robust_list(0x7f20a717b9a0, 24 [pid 6246] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6237] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6248] <... set_robust_list resumed>) = 0 [pid 6246] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] <... clone3 resumed> => {parent_tid=[6249]}, 88) = 6249 [pid 6249] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6248] rt_sigprocmask(SIG_SETMASK, [], [pid 6246] <... futex resumed>) = 1 [pid 6239] rt_sigprocmask(SIG_SETMASK, [], [pid 6233] <... futex resumed>) = 0 [pid 6249] <... rseq resumed>) = 0 [pid 6248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6249] set_robust_list(0x7f20a717b9a0, 24 [pid 6248] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6239] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6246] <... futex resumed>) = 0 [pid 6239] <... futex resumed>) = 0 [pid 6233] <... futex resumed>) = 1 [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6246] openat(AT_FDCWD, NULL, O_RDONLY [pid 6239] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6233] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] <... futex resumed>) = 1 [pid 6246] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6237] <... futex resumed>) = 0 [pid 6249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6246] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6246] <... futex resumed>) = 1 [pid 6233] <... futex resumed>) = 0 [pid 6249] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6246] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6237] <... futex resumed>) = 0 [pid 6249] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 1 [pid 6239] <... futex resumed>) = 0 [pid 6249] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6248] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6239] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... socket resumed>) = 3 [pid 6248] <... socket resumed>) = 3 [pid 6239] <... futex resumed>) = 0 [pid 6249] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 0 [pid 6248] <... futex resumed>) = 1 [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6237] <... futex resumed>) = 0 [pid 6249] ioctl(3, SIOCSIFFLAGS, NULL [pid 6248] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6239] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 0 [pid 6249] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] ioctl(3, SIOCSIFFLAGS, NULL [pid 6239] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 0 [pid 6248] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6249] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6239] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6248] <... futex resumed>) = 1 [pid 6239] <... futex resumed>) = 0 [pid 6237] <... futex resumed>) = 0 [pid 6249] openat(AT_FDCWD, NULL, O_RDONLY [pid 6248] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6239] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6237] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6249] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6237] <... futex resumed>) = 0 [pid 6249] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6248] openat(AT_FDCWD, NULL, O_RDONLY [pid 6237] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6249] <... futex resumed>) = 1 [pid 6248] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6239] <... futex resumed>) = 0 [pid 6248] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6237] <... futex resumed>) = 0 [pid 6249] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6248] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6245] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6245] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6245] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6250 attached [pid 6250] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6250] set_robust_list(0x7f20a717b9a0, 24 [pid 6245] <... clone3 resumed> => {parent_tid=[6250]}, 88) = 6250 [pid 6250] <... set_robust_list resumed>) = 0 [pid 6250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6250] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6245] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6250] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6245] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6250] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6250] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6250] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6238] <... unshare resumed>) = 0 [pid 6250] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6250] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6245] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6238] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] <... socket resumed>) = 3 [pid 6240] <... unshare resumed>) = 0 [pid 6238] <... futex resumed>) = 0 [pid 6250] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6233] exit_group(0 [pid 6250] <... futex resumed>) = 1 [pid 6246] <... futex resumed>) = ? [pid 6233] <... exit_group resumed>) = ? [pid 6250] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6246] +++ exited with 0 +++ [pid 6240] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6245] <... futex resumed>) = 0 [pid 6240] <... futex resumed>) = 0 [pid 6240] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6234] exit_group(0 [pid 6250] <... futex resumed>) = 0 [pid 6245] <... futex resumed>) = 1 [pid 6244] <... futex resumed>) = ? [pid 6240] <... futex resumed>) = ? [pid 6238] +++ exited with 0 +++ [pid 6234] <... exit_group resumed>) = ? [pid 6233] +++ exited with 0 +++ [pid 6250] ioctl(3, SIOCSIFFLAGS, NULL [pid 6245] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6244] +++ exited with 0 +++ [pid 6240] +++ exited with 0 +++ [pid 6250] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6250] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6250] <... futex resumed>) = 1 [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6250] openat(AT_FDCWD, NULL, O_RDONLY [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6245] <... futex resumed>) = 0 [pid 6245] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6234] +++ exited with 0 +++ [pid 6250] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6234, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5821] <... restart_syscall resumed>) = 0 [pid 6250] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6245] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6253 attached [pid 6250] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6254 attached , child_tidptr=0x55556c268690) = 6254 [pid 6254] set_robust_list(0x55556c2686a0, 24 [pid 6253] set_robust_list(0x55556c2686a0, 24 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6253 [pid 6254] <... set_robust_list resumed>) = 0 [pid 6253] <... set_robust_list resumed>) = 0 [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] <... prctl resumed>) = 0 [pid 6253] setpgid(0, 0) = 0 [pid 6254] <... prctl resumed>) = 0 [pid 6254] setpgid(0, 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6254] <... setpgid resumed>) = 0 [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6253] <... openat resumed>) = 3 [pid 6254] write(3, "1000", 4) = 4 [pid 6253] write(3, "1000", 4 [pid 6254] close(3 [pid 6253] <... write resumed>) = 4 [pid 6253] close(3 [pid 6254] <... close resumed>) = 0 [pid 6253] <... close resumed>) = 0 [pid 6253] write(1, "executing program\n", 18 [pid 6254] write(1, "executing program\n", 18executing program executing program ) = 18 [pid 6253] <... write resumed>) = 18 [pid 6254] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = 0 [pid 6254] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6253] <... futex resumed>) = 0 [pid 6253] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6254] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6253] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] <... mmap resumed>) = 0x7f20a717c000 [pid 6254] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6254] <... mprotect resumed>) = 0 [pid 6253] <... mmap resumed>) = 0x7f20a717c000 [pid 6254] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6253] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6253] <... mprotect resumed>) = 0 [pid 6254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6256 attached => {parent_tid=[6256]}, 88) = 6256 [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6247] <... unshare resumed>) = 0 [pid 6242] <... unshare resumed>) = 0 [pid 6256] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6247] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6242] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] <... rseq resumed>) = 0 [pid 6247] <... futex resumed>) = 0 [pid 6242] <... futex resumed>) = 0 [pid 6256] set_robust_list(0x7f20a719c9a0, 24 [pid 6247] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6242] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6256] <... set_robust_list resumed>) = 0 [pid 6256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6256] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6245] exit_group(0) = ? [pid 6250] <... futex resumed>) = ? [pid 6250] +++ exited with 0 +++ [pid 6239] exit_group(0 [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6247] <... futex resumed>) = ? [pid 6249] <... futex resumed>) = ? [pid 6242] <... futex resumed>) = ? [pid 6239] <... exit_group resumed>) = ? [pid 6249] +++ exited with 0 +++ [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6247] +++ exited with 0 +++ [pid 6245] +++ exited with 0 +++ [pid 6242] +++ exited with 0 +++ ./strace-static-x86_64: Process 6258 attached [pid 6254] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6243] <... unshare resumed>) = 0 [pid 6239] +++ exited with 0 +++ [pid 6253] <... clone3 resumed> => {parent_tid=[6258]}, 88) = 6258 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6245, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6256] <... futex resumed>) = 0 [pid 6254] <... futex resumed>) = 1 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6254] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6256] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6258] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6243] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] exit_group(0 [pid 6243] <... futex resumed>) = 0 [pid 6258] <... rseq resumed>) = 0 [pid 6243] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6248] <... futex resumed>) = ? [pid 6243] <... futex resumed>) = ? [pid 6237] <... exit_group resumed>) = ? [pid 6258] rt_sigprocmask(SIG_SETMASK, [], [pid 6248] +++ exited with 0 +++ [pid 6243] +++ exited with 0 +++ [pid 6258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6258] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6260 attached [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6260 [pid 6253] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6237] +++ exited with 0 +++ [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6258] <... futex resumed>) = 0 [pid 6253] <... futex resumed>) = 1 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6237, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 6261 attached [pid 6260] set_robust_list(0x55556c2686a0, 24 [pid 6261] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6260] <... set_robust_list resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6261] <... prctl resumed>) = 0 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6258] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6253] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6261 [pid 6261] setpgid(0, 0 [pid 6260] <... prctl resumed>) = 0 [pid 6260] setpgid(0, 0 [pid 6261] <... setpgid resumed>) = 0 [pid 6260] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6262 attached [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6262] set_robust_list(0x55556c2686a0, 24 [pid 6261] <... openat resumed>) = 3 [pid 6260] <... openat resumed>) = 3 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6262 [pid 6262] <... set_robust_list resumed>) = 0 [pid 6261] write(3, "1000", 4 [pid 6260] write(3, "1000", 4) = 4 [pid 6260] close(3 [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6261] <... write resumed>) = 4 [pid 6260] <... close resumed>) = 0 [pid 6254] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) executing program executing program [pid 6261] close(3) = 0 [pid 6260] write(1, "executing program\n", 18 [pid 6261] write(1, "executing program\n", 18 [pid 6254] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... write resumed>) = 18 [pid 6260] <... write resumed>) = 18 [pid 6262] <... prctl resumed>) = 0 [pid 6261] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] <... futex resumed>) = 0 [pid 6262] setpgid(0, 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6262] <... setpgid resumed>) = 0 [pid 6261] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6260] <... futex resumed>) = 0 [pid 6254] <... mmap resumed>) = 0x7f20a715b000 [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6261] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6260] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6254] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6261] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6254] <... mprotect resumed>) = 0 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6262] <... openat resumed>) = 3 [pid 6261] <... mmap resumed>) = 0x7f20a717c000 [pid 6260] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6254] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6262] write(3, "1000", 4 [pid 6260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6262] <... write resumed>) = 4 [pid 6261] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6262] close(3 [pid 6261] <... mprotect resumed>) = 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6260] <... mmap resumed>) = 0x7f20a717c000 [pid 6260] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6261] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6260] <... mprotect resumed>) = 0 [pid 6261] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6254] <... clone3 resumed> => {parent_tid=[6263]}, 88) = 6263 [pid 6261] <... clone3 resumed> => {parent_tid=[6264]}, 88) = 6264 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6254] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6254] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6263 attached [pid 6261] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6262] <... close resumed>) = 0 [pid 6262] write(1, "executing program\n", 18executing program ) = 18 [pid 6262] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6264 attached ) = 0 [pid 6262] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6263] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6262] <... mmap resumed>) = 0x7f20a717c000 [pid 6263] <... rseq resumed>) = 0 [pid 6263] set_robust_list(0x7f20a717b9a0, 24 [pid 6262] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6263] <... set_robust_list resumed>) = 0 [pid 6262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6263] rt_sigprocmask(SIG_SETMASK, [], [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6264] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6263] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6265 attached [pid 6262] <... clone3 resumed> => {parent_tid=[6265]}, 88) = 6265 [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6266 attached [pid 6264] <... rseq resumed>) = 0 [pid 6263] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... clone3 resumed> => {parent_tid=[6266]}, 88) = 6266 [pid 6264] set_robust_list(0x7f20a719c9a0, 24 [pid 6263] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6264] <... set_robust_list resumed>) = 0 [pid 6263] <... futex resumed>) = 1 [pid 6262] <... futex resumed>) = 0 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6265] <... rseq resumed>) = 0 [pid 6264] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] set_robust_list(0x7f20a719c9a0, 24 [pid 6264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6265] <... set_robust_list resumed>) = 0 [pid 6264] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6260] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6254] <... futex resumed>) = 0 [pid 6266] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6265] rt_sigprocmask(SIG_SETMASK, [], [pid 6254] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6266] <... rseq resumed>) = 0 [pid 6265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] <... futex resumed>) = 0 [pid 6254] <... futex resumed>) = 1 [pid 6253] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] set_robust_list(0x7f20a719c9a0, 24 [pid 6263] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6254] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... futex resumed>) = 0 [pid 6266] <... set_robust_list resumed>) = 0 [pid 6263] <... socket resumed>) = 3 [pid 6253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6266] rt_sigprocmask(SIG_SETMASK, [], [pid 6265] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6253] <... mmap resumed>) = 0x7f20a715b000 [pid 6266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6263] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6266] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6263] <... futex resumed>) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6263] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] <... futex resumed>) = 0 [pid 6253] <... mprotect resumed>) = 0 [pid 6263] ioctl(3, SIOCSIFFLAGS, NULL [pid 6254] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6263] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6263] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6267 attached [pid 6263] <... futex resumed>) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6267] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6263] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6254] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... clone3 resumed> => {parent_tid=[6267]}, 88) = 6267 [pid 6263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6254] <... futex resumed>) = 0 [pid 6253] rt_sigprocmask(SIG_SETMASK, [], [pid 6263] openat(AT_FDCWD, NULL, O_RDONLY [pid 6254] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6267] <... rseq resumed>) = 0 [pid 6263] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6253] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6263] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = 0 [pid 6263] <... futex resumed>) = 1 [pid 6254] <... futex resumed>) = 0 [pid 6253] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] set_robust_list(0x7f20a717b9a0, 24 [pid 6263] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6267] <... set_robust_list resumed>) = 0 [pid 6267] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6267] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6267] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = 0 [pid 6267] <... futex resumed>) = 1 [pid 6253] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6267] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6253] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6267] <... socket resumed>) = 3 [pid 6267] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] <... unshare resumed>) = 0 [pid 6267] <... futex resumed>) = 1 [pid 6258] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = 0 [pid 6267] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6258] <... futex resumed>) = 0 [pid 6253] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6258] ioctl(3, SIOCSIFFLAGS, NULL [pid 6253] <... futex resumed>) = 0 [pid 6258] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6253] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6258] openat(AT_FDCWD, NULL, O_RDONLY [pid 6253] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6258] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6253] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6258] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6253] <... futex resumed>) = 0 [pid 6258] <... futex resumed>) = 1 [pid 6253] exit_group(0 [pid 6258] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6253] <... exit_group resumed>) = ? [pid 6258] <... futex resumed>) = ? [pid 6267] <... futex resumed>) = ? [pid 6258] +++ exited with 0 +++ [pid 6267] +++ exited with 0 +++ [pid 6253] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6261] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6261] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6261] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6261] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6261] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6262] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6260] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6256] <... unshare resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6270 attached [pid 6270] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6262] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... clone3 resumed> => {parent_tid=[6270]}, 88) = 6270 [pid 6260] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6256] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6256] <... futex resumed>) = 0 [pid 6254] exit_group(0 [pid 6263] <... futex resumed>) = ? [pid 6262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6254] <... exit_group resumed>) = ? [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6270] <... rseq resumed>) = 0 [pid 6263] +++ exited with 0 +++ [pid 6262] <... mmap resumed>) = 0x7f20a715b000 [pid 6260] <... mmap resumed>) = 0x7f20a715b000 [pid 6262] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6260] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6262] <... mprotect resumed>) = 0 [pid 6261] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6271 attached [pid 6262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6271] set_robust_list(0x55556c2686a0, 24 [pid 6270] set_robust_list(0x7f20a717b9a0, 24 [pid 6262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6256] +++ exited with 0 +++ [pid 6254] +++ exited with 0 +++ [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6271 [pid 6271] <... set_robust_list resumed>) = 0 [pid 6270] <... set_robust_list resumed>) = 0 [pid 6262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6261] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6270] rt_sigprocmask(SIG_SETMASK, [], [pid 6261] <... futex resumed>) = 0 [pid 6271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6271] <... prctl resumed>) = 0 [pid 6270] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5821] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6272 attached [pid 6271] setpgid(0, 0 [pid 6270] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6262] <... clone3 resumed> => {parent_tid=[6272]}, 88) = 6272 ./strace-static-x86_64: Process 6273 attached [pid 6272] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6271] <... setpgid resumed>) = 0 [pid 6270] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] <... clone3 resumed> => {parent_tid=[6273]}, 88) = 6273 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6273] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6272] <... rseq resumed>) = 0 [pid 6270] <... futex resumed>) = 1 [pid 6262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] rt_sigprocmask(SIG_SETMASK, [], [pid 6273] <... rseq resumed>) = 0 [pid 6272] set_robust_list(0x7f20a717b9a0, 24 [pid 6270] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6273] set_robust_list(0x7f20a717b9a0, 24 [pid 6272] <... set_robust_list resumed>) = 0 [pid 6270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... futex resumed>) = 0 [pid 6261] <... futex resumed>) = 0 [pid 6260] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6273] <... set_robust_list resumed>) = 0 [pid 6272] rt_sigprocmask(SIG_SETMASK, [], [pid 6271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6270] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6262] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6273] rt_sigprocmask(SIG_SETMASK, [], [pid 6272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] <... openat resumed>) = 3 [pid 6270] <... socket resumed>) = 3 [pid 6260] <... futex resumed>) = 0 [pid 6273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6272] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6271] write(3, "1000", 4 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6273] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6272] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6271] <... write resumed>) = 4 [pid 6270] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6274 attached [pid 6273] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6272] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] close(3 [pid 6270] <... futex resumed>) = 1 [pid 6261] <... futex resumed>) = 0 executing program [pid 6272] <... futex resumed>) = 1 [pid 6271] <... close resumed>) = 0 [pid 6261] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6270] ioctl(3, SIOCSIFFLAGS, NULL [pid 6271] write(1, "executing program\n", 18 [pid 6274] set_robust_list(0x55556c2686a0, 24 [pid 6271] <... write resumed>) = 18 [pid 6270] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6262] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6274 [pid 6271] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6271] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6271] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6274] <... set_robust_list resumed>) = 0 [pid 6273] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... unshare resumed>) = 0 [pid 6262] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 0 [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6273] <... futex resumed>) = 1 [pid 6272] <... futex resumed>) = 0 [pid 6270] <... futex resumed>) = 0 [pid 6262] <... futex resumed>) = 1 [pid 6261] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... futex resumed>) = 0 [pid 6265] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6265] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... prctl resumed>) = 0 [pid 6273] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6272] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6270] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6260] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] setpgid(0, 0 [pid 6273] <... socket resumed>) = 3 [pid 6272] <... socket resumed>) = 3 [pid 6266] <... unshare resumed>) = 0 [pid 6264] <... unshare resumed>) = 0 [pid 6261] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6274] <... setpgid resumed>) = 0 [pid 6273] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6272] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] <... futex resumed>) = 0 [pid 6266] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6261] <... futex resumed>) = 1 [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6273] <... futex resumed>) = 0 [pid 6272] <... futex resumed>) = 1 [pid 6270] openat(AT_FDCWD, NULL, O_RDONLY [pid 6264] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6262] <... futex resumed>) = 0 [pid 6261] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] <... openat resumed>) = 3 [pid 6273] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6272] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6270] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6266] <... futex resumed>) = 0 [pid 6264] <... futex resumed>) = 0 [pid 6262] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6278 attached [pid 6274] write(3, "1000", 4 [pid 6270] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6266] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] <... futex resumed>) = 0 [pid 6264] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] <... futex resumed>) = 1 [pid 6260] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6274] <... write resumed>) = 4 [pid 6271] <... clone3 resumed> => {parent_tid=[6278]}, 88) = 6278 [pid 6270] <... futex resumed>) = 1 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] ioctl(3, SIOCSIFFLAGS, NULL [pid 6262] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6261] <... futex resumed>) = 0 [pid 6260] <... futex resumed>) = 0 [pid 6278] <... rseq resumed>) = 0 [pid 6274] close(3 [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6270] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6266] ioctl(3, SIOCSIFFLAGS, NULL [pid 6265] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6261] exit_group(0 [pid 6260] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6278] set_robust_list(0x7f20a719c9a0, 24 [pid 6274] <... close resumed>) = 0 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6270] <... futex resumed>) = ? [pid 6266] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6265] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6264] <... futex resumed>) = ? [pid 6261] <... exit_group resumed>) = ? [pid 6278] <... set_robust_list resumed>) = 0 [pid 6274] write(1, "executing program\n", 18 [pid 6271] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6270] +++ exited with 0 +++ [pid 6266] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... futex resumed>) = 1 [pid 6264] +++ exited with 0 +++ [pid 6262] <... futex resumed>) = 0 [pid 6278] rt_sigprocmask(SIG_SETMASK, [], [pid 6274] <... write resumed>) = 18 executing program [pid 6271] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6260] <... futex resumed>) = 0 [pid 6278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6266] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6262] <... futex resumed>) = 0 [pid 6261] +++ exited with 0 +++ [pid 6260] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6274] <... futex resumed>) = 0 [pid 6266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6265] openat(AT_FDCWD, NULL, O_RDONLY [pid 6262] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6260] <... futex resumed>) = 0 [pid 6274] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6266] openat(AT_FDCWD, NULL, O_RDONLY [pid 6265] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6260] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6261, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6274] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6266] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6265] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6266] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6265] <... futex resumed>) = 1 [pid 6262] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6279 attached [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6266] <... futex resumed>) = 1 [pid 6265] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6262] exit_group(0 [pid 6260] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6279 [pid 6274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6272] <... futex resumed>) = ? [pid 6262] <... exit_group resumed>) = ? [pid 6260] exit_group(0 [pid 6274] <... mmap resumed>) = 0x7f20a717c000 [pid 6273] <... futex resumed>) = ? [pid 6272] +++ exited with 0 +++ [pid 6260] <... exit_group resumed>) = ? [pid 6279] set_robust_list(0x55556c2686a0, 24 [pid 6274] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6273] +++ exited with 0 +++ [pid 6266] +++ exited with 0 +++ [pid 6265] <... futex resumed>) = ? [pid 6279] <... set_robust_list resumed>) = 0 [pid 6274] <... mprotect resumed>) = 0 [pid 6274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6280]}, 88) = 6280 ./strace-static-x86_64: Process 6280 attached [pid 6279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6274] rt_sigprocmask(SIG_SETMASK, [], [pid 6260] +++ exited with 0 +++ [pid 6280] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6279] <... prctl resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6279] setpgid(0, 0 [pid 6274] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6280] <... rseq resumed>) = 0 [pid 6279] <... setpgid resumed>) = 0 [pid 6265] +++ exited with 0 +++ [pid 6262] +++ exited with 0 +++ [pid 6280] set_robust_list(0x7f20a719c9a0, 24 [pid 6279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6280] <... set_robust_list resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6280] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6280] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6279] <... openat resumed>) = 3 [pid 6279] write(3, "1000", 4) = 4 [pid 6279] close(3 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6279] <... close resumed>) = 0 executing program [pid 6279] write(1, "executing program\n", 18 [pid 5819] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6281 attached [pid 6279] <... write resumed>) = 18 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6281 [pid 6281] set_robust_list(0x55556c2686a0, 24 [pid 6279] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6281] <... set_robust_list resumed>) = 0 [pid 6281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6279] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 ./strace-static-x86_64: Process 6282 attached [pid 6281] setpgid(0, 0 [pid 6279] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6282 [pid 6281] <... setpgid resumed>) = 0 [pid 6282] set_robust_list(0x55556c2686a0, 24 [pid 6281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] <... set_robust_list resumed>) = 0 [pid 6281] <... openat resumed>) = 3 [pid 6279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6279] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6281] write(3, "1000", 4 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6279] <... mprotect resumed>) = 0 [pid 6281] <... write resumed>) = 4 [pid 6282] <... prctl resumed>) = 0 [pid 6281] close(3 [pid 6279] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6282] setpgid(0, 0 [pid 6281] <... close resumed>) = 0 [pid 6279] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6282] <... setpgid resumed>) = 0 [pid 6279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} executing program [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6281] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 6283 attached [pid 6282] <... openat resumed>) = 3 [pid 6281] <... write resumed>) = 18 [pid 6283] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6282] write(3, "1000", 4 [pid 6281] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... clone3 resumed> => {parent_tid=[6283]}, 88) = 6283 [pid 6283] <... rseq resumed>) = 0 [pid 6282] <... write resumed>) = 4 [pid 6279] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] set_robust_list(0x7f20a719c9a0, 24 [pid 6282] close(3 [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] <... set_robust_list resumed>) = 0 [pid 6279] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] rt_sigprocmask(SIG_SETMASK, [], [pid 6282] <... close resumed>) = 0 [pid 6279] <... futex resumed>) = 0 [pid 6283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] write(1, "executing program\n", 18 [pid 6283] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6279] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6282] <... write resumed>) = 18 [pid 6282] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = 0 [pid 6281] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6281] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6282] <... futex resumed>) = 0 [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6282] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6281] <... mmap resumed>) = 0x7f20a717c000 [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6281] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6282] <... mmap resumed>) = 0x7f20a717c000 [pid 6282] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6281] <... mprotect resumed>) = 0 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6271] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6271] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6271] <... futex resumed>) = 0 [pid 6271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6284 attached ) = 0x7f20a715b000 [pid 6281] <... clone3 resumed> => {parent_tid=[6284]}, 88) = 6284 ./strace-static-x86_64: Process 6285 attached [pid 6284] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6274] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6271] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6285] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6284] <... rseq resumed>) = 0 [pid 6282] <... clone3 resumed> => {parent_tid=[6285]}, 88) = 6285 [pid 6285] <... rseq resumed>) = 0 [pid 6284] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6285] set_robust_list(0x7f20a719c9a0, 24 [pid 6284] rt_sigprocmask(SIG_SETMASK, [], [pid 6285] <... set_robust_list resumed>) = 0 [pid 6284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6285] rt_sigprocmask(SIG_SETMASK, [], [pid 6284] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6274] <... futex resumed>) = 0 [pid 6285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6285] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] <... mmap resumed>) = 0x7f20a715b000 [pid 6285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6285] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6282] <... futex resumed>) = 0 [pid 6274] <... mprotect resumed>) = 0 [pid 6282] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6271] <... mprotect resumed>) = 0 [pid 6274] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6271] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6281] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6286 attached [pid 6274] <... clone3 resumed> => {parent_tid=[6286]}, 88) = 6286 [pid 6286] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6274] rt_sigprocmask(SIG_SETMASK, [], [pid 6286] <... rseq resumed>) = 0 [pid 6274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] set_robust_list(0x7f20a717b9a0, 24 [pid 6274] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] <... set_robust_list resumed>) = 0 [pid 6274] <... futex resumed>) = 0 [pid 6286] rt_sigprocmask(SIG_SETMASK, [], [pid 6274] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6286] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6286] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6274] <... futex resumed>) = 0 [pid 6271] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6281] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6274] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6284] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = 1 [pid 6274] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6287 attached [pid 6286] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6284] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6281] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6274] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6286] <... socket resumed>) = 3 [pid 6279] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... clone3 resumed> => {parent_tid=[6287]}, 88) = 6287 [pid 6287] <... rseq resumed>) = 0 [pid 6286] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... futex resumed>) = 0 [pid 6287] set_robust_list(0x7f20a717b9a0, 24 [pid 6286] <... futex resumed>) = 1 [pid 6279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6274] <... futex resumed>) = 0 [pid 6271] rt_sigprocmask(SIG_SETMASK, [], [pid 6287] <... set_robust_list resumed>) = 0 [pid 6286] ioctl(3, SIOCSIFFLAGS, NULL [pid 6279] <... mmap resumed>) = 0x7f20a715b000 [pid 6274] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6279] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6274] <... futex resumed>) = 0 [pid 6286] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... mprotect resumed>) = 0 [pid 6274] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6286] <... futex resumed>) = 0 [pid 6279] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] rt_sigprocmask(SIG_SETMASK, [], [pid 6286] openat(AT_FDCWD, NULL, O_RDONLY [pid 6279] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6274] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6279] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6274] <... futex resumed>) = 0 [pid 6287] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6286] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6286] <... futex resumed>) = 0 [pid 6274] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6286] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] <... clone3 resumed> => {parent_tid=[6289]}, 88) = 6289 [pid 6287] <... futex resumed>) = 1 [pid 6274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] <... futex resumed>) = 0 [pid 6287] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] rt_sigprocmask(SIG_SETMASK, [], [pid 6271] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6271] <... futex resumed>) = 0 [pid 6287] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6279] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6289 attached [pid 6287] <... socket resumed>) = 3 [pid 6289] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6287] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] <... futex resumed>) = 0 [pid 6289] <... rseq resumed>) = 0 [pid 6287] <... futex resumed>) = 1 [pid 6279] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6271] <... futex resumed>) = 0 [pid 6289] set_robust_list(0x7f20a717b9a0, 24 [pid 6287] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6289] <... set_robust_list resumed>) = 0 [pid 6287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6283] <... unshare resumed>) = 0 [pid 6282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6271] <... futex resumed>) = 0 [pid 6289] rt_sigprocmask(SIG_SETMASK, [], [pid 6287] ioctl(3, SIOCSIFFLAGS, NULL [pid 6283] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... unshare resumed>) = 0 [pid 6287] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6278] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6287] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] <... futex resumed>) = 0 [pid 6287] <... futex resumed>) = 1 [pid 6278] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] <... futex resumed>) = 0 [pid 6287] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6271] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6278] openat(AT_FDCWD, NULL, O_RDONLY [pid 6271] <... futex resumed>) = 0 [pid 6278] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6271] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6278] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6278] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6271] exit_group(0 [pid 6287] <... futex resumed>) = ? [pid 6278] <... futex resumed>) = ? [pid 6271] <... exit_group resumed>) = ? [pid 6289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6287] +++ exited with 0 +++ [pid 6283] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 0 [pid 6278] +++ exited with 0 +++ [pid 6289] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6283] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6289] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6289] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... mmap resumed>) = 0x7f20a715b000 [pid 6289] <... futex resumed>) = 1 [pid 6279] <... futex resumed>) = 0 [pid 6289] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6279] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6271] +++ exited with 0 +++ [pid 6283] <... futex resumed>) = 0 [pid 6279] <... futex resumed>) = 1 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6271, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6283] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6282] <... mprotect resumed>) = 0 [pid 6279] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6281] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6281] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6281] <... futex resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6281] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6283] <... socket resumed>) = 3 [pid 6281] <... mprotect resumed>) = 0 [pid 6283] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6283] <... futex resumed>) = 1 [pid 6281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6279] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6291 attached [pid 6283] ioctl(3, SIOCSIFFLAGS, NULL [pid 6281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6279] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6283] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6279] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6292 [pid 6291] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6283] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6279] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6293 attached ./strace-static-x86_64: Process 6292 attached [pid 6291] <... rseq resumed>) = 0 [pid 6283] <... futex resumed>) = 0 [pid 6282] <... clone3 resumed> => {parent_tid=[6291]}, 88) = 6291 [pid 6281] <... clone3 resumed> => {parent_tid=[6293]}, 88) = 6293 [pid 6279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6291] set_robust_list(0x7f20a717b9a0, 24 [pid 6283] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6281] rt_sigprocmask(SIG_SETMASK, [], [pid 6279] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6292] set_robust_list(0x55556c2686a0, 24 [pid 6291] <... set_robust_list resumed>) = 0 [pid 6283] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6282] rt_sigprocmask(SIG_SETMASK, [], [pid 6281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6279] <... futex resumed>) = 0 [pid 6291] rt_sigprocmask(SIG_SETMASK, [], [pid 6283] openat(AT_FDCWD, NULL, O_RDONLY [pid 6279] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] <... rseq resumed>) = 0 [pid 6291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6283] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6293] set_robust_list(0x7f20a717b9a0, 24 [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6283] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] <... set_robust_list resumed>) = 0 [pid 6283] <... futex resumed>) = 1 [pid 6279] <... futex resumed>) = 0 [pid 6283] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6279] exit_group(0 [pid 6289] <... futex resumed>) = ? [pid 6283] <... futex resumed>) = ? [pid 6279] <... exit_group resumed>) = ? [pid 6293] rt_sigprocmask(SIG_SETMASK, [], [pid 6292] <... set_robust_list resumed>) = 0 [pid 6289] +++ exited with 0 +++ [pid 6283] +++ exited with 0 +++ [pid 6282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6279] +++ exited with 0 +++ [pid 6293] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6292] <... prctl resumed>) = 0 [pid 6291] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6293] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6292] setpgid(0, 0 [pid 6291] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6282] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6279, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6293] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... setpgid resumed>) = 0 [pid 6291] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6294 attached [pid 6293] <... futex resumed>) = 1 [pid 6291] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = 0 [pid 6294] set_robust_list(0x55556c2686a0, 24 [pid 6293] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6291] <... futex resumed>) = 1 [pid 6282] <... futex resumed>) = 0 [pid 6281] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6294 [pid 6294] <... set_robust_list resumed>) = 0 [pid 6293] <... socket resumed>) = 3 [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6293] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... openat resumed>) = 3 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6281] <... futex resumed>) = 0 [pid 6292] write(3, "1000", 4 [pid 6293] <... futex resumed>) = 0 [pid 6292] <... write resumed>) = 4 [pid 6291] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6281] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] close(3executing program [pid 6293] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6292] <... close resumed>) = 0 [pid 6291] <... socket resumed>) = 3 [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6292] write(1, "executing program\n", 18 [pid 6291] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... write resumed>) = 18 [pid 6293] ioctl(3, SIOCSIFFLAGS, NULL [pid 6292] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = 0 [pid 6281] <... futex resumed>) = 0 [pid 6293] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6292] <... futex resumed>) = 0 [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6281] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6293] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6293] <... futex resumed>) = 0 [pid 6281] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6293] openat(AT_FDCWD, NULL, O_RDONLY [pid 6291] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6281] <... futex resumed>) = 0 [pid 6294] <... prctl resumed>) = 0 [pid 6293] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6281] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] setpgid(0, 0 [pid 6293] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... setpgid resumed>) = 0 [pid 6293] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6293] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... openat resumed>) = 3 [pid 6294] write(3, "1000", 4 [pid 6291] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = 1 [pid 6294] <... write resumed>) = 4 [pid 6291] ioctl(3, SIOCSIFFLAGS, NULL [pid 6294] close(3 [pid 6291] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6294] <... close resumed>) = 0 [pid 6291] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] write(1, "executing program\n", 18 [pid 6291] <... futex resumed>) = 0 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... write resumed>) = 18 [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] <... futex resumed>) = 0 [pid 6291] openat(AT_FDCWD, NULL, O_RDONLY [pid 6282] <... futex resumed>) = 0 [pid 6294] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6291] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6282] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6291] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6292] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6291] <... futex resumed>) = 0 [pid 6292] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] <... mprotect resumed>) = 0 [pid 6291] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] <... mmap resumed>) = 0x7f20a717c000 [pid 6294] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6294] <... mprotect resumed>) = 0 [pid 6292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6294] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6296 attached [pid 6294] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6296] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6292] <... clone3 resumed> => {parent_tid=[6296]}, 88) = 6296 ./strace-static-x86_64: Process 6297 attached [pid 6296] <... rseq resumed>) = 0 [pid 6280] <... unshare resumed>) = 0 [pid 6296] set_robust_list(0x7f20a719c9a0, 24 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], [pid 6297] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6296] <... set_robust_list resumed>) = 0 [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... rseq resumed>) = 0 [pid 6296] rt_sigprocmask(SIG_SETMASK, [], [pid 6292] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] set_robust_list(0x7f20a719c9a0, 24 [pid 6296] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... set_robust_list resumed>) = 0 [pid 6296] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6292] <... futex resumed>) = 0 [pid 6297] rt_sigprocmask(SIG_SETMASK, [], [pid 6294] <... clone3 resumed> => {parent_tid=[6297]}, 88) = 6297 [pid 6280] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] rt_sigprocmask(SIG_SETMASK, [], [pid 6280] <... futex resumed>) = 0 [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6280] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6294] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6274] exit_group(0 [pid 6292] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6286] <... futex resumed>) = ? [pid 6280] <... futex resumed>) = ? [pid 6297] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6286] +++ exited with 0 +++ [pid 6280] +++ exited with 0 +++ [pid 6274] <... exit_group resumed>) = ? [pid 6274] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6274, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6299 attached , child_tidptr=0x55556c268690) = 6299 [pid 6299] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6284] <... unshare resumed>) = 0 [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6284] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] setpgid(0, 0 [pid 6284] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6299] <... setpgid resumed>) = 0 [pid 6285] <... unshare resumed>) = 0 [pid 6281] exit_group(0 [pid 6285] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6293] <... futex resumed>) = ? [pid 6285] <... futex resumed>) = 0 [pid 6284] <... futex resumed>) = ? [pid 6281] <... exit_group resumed>) = ? [pid 6293] +++ exited with 0 +++ [pid 6285] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6282] exit_group(0 [pid 6291] <... futex resumed>) = ? [pid 6282] <... exit_group resumed>) = ? [pid 6285] <... futex resumed>) = ? [pid 6291] +++ exited with 0 +++ [pid 6299] <... openat resumed>) = 3 [pid 6299] write(3, "1000", 4) = 4 [pid 6299] close(3 [pid 6285] +++ exited with 0 +++ [pid 6282] +++ exited with 0 +++ [pid 6299] <... close resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6299] write(1, "executing program\n", 18executing program ) = 18 [pid 6299] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6284] +++ exited with 0 +++ [pid 6281] +++ exited with 0 +++ [pid 6299] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6281, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6301 attached [pid 6301] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6299] <... clone3 resumed> => {parent_tid=[6301]}, 88) = 6301 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] <... restart_syscall resumed>) = 0 [pid 6301] <... rseq resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6301] set_robust_list(0x7f20a719c9a0, 24 [pid 6299] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6301] <... set_robust_list resumed>) = 0 [pid 6299] <... futex resumed>) = 0 [pid 6294] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6301] rt_sigprocmask(SIG_SETMASK, [], [pid 6299] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6294] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6301] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6292] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6302 attached [pid 6294] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6292] <... mmap resumed>) = 0x7f20a715b000 [pid 6292] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6292] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6294] <... mmap resumed>) = 0x7f20a715b000 ./strace-static-x86_64: Process 6303 attached [pid 6294] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6294] <... mprotect resumed>) = 0 [pid 6302] set_robust_list(0x55556c2686a0, 24./strace-static-x86_64: Process 6304 attached [pid 6294] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6292] <... clone3 resumed> => {parent_tid=[6304]}, 88) = 6304 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6302 [pid 6304] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6302] <... set_robust_list resumed>) = 0 [pid 6294] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6304] <... rseq resumed>) = 0 [pid 6303] set_robust_list(0x55556c2686a0, 24 [pid 6292] rt_sigprocmask(SIG_SETMASK, [], [pid 6304] set_robust_list(0x7f20a717b9a0, 24 [pid 6303] <... set_robust_list resumed>) = 0 [pid 6302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6303 ./strace-static-x86_64: Process 6305 attached [pid 6304] <... set_robust_list resumed>) = 0 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6304] rt_sigprocmask(SIG_SETMASK, [], [pid 6292] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] <... futex resumed>) = 0 [pid 6292] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6304] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6303] <... prctl resumed>) = 0 [pid 6294] <... clone3 resumed> => {parent_tid=[6305]}, 88) = 6305 [pid 6304] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6302] <... prctl resumed>) = 0 [pid 6304] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] setpgid(0, 0 [pid 6294] rt_sigprocmask(SIG_SETMASK, [], [pid 6304] <... futex resumed>) = 1 [pid 6305] <... rseq resumed>) = 0 [pid 6303] <... setpgid resumed>) = 0 [pid 6302] setpgid(0, 0 [pid 6294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6292] <... futex resumed>) = 0 [pid 6304] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] set_robust_list(0x7f20a717b9a0, 24 [pid 6292] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] <... set_robust_list resumed>) = 0 [pid 6304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6292] <... futex resumed>) = 0 [pid 6305] rt_sigprocmask(SIG_SETMASK, [], [pid 6304] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6294] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6304] <... socket resumed>) = 3 [pid 6302] <... setpgid resumed>) = 0 [pid 6297] <... unshare resumed>) = 0 [pid 6294] <... futex resumed>) = 0 [pid 6297] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6305] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6304] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... openat resumed>) = 3 [pid 6302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6294] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] <... futex resumed>) = 1 [pid 6304] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6302] <... openat resumed>) = 3 [pid 6303] write(3, "1000", 4 [pid 6302] write(3, "1000", 4 [pid 6297] <... futex resumed>) = 0 [pid 6297] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6305] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6302] <... write resumed>) = 4 [pid 6303] <... write resumed>) = 4 [pid 6302] close(3 [pid 6303] close(3 [pid 6292] <... futex resumed>) = 0 [pid 6303] <... close resumed>) = 0 [pid 6302] <... close resumed>) = 0 [pid 6292] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program executing program [pid 6302] write(1, "executing program\n", 18 [pid 6304] <... futex resumed>) = 0 [pid 6303] write(1, "executing program\n", 18 [pid 6292] <... futex resumed>) = 1 [pid 6304] ioctl(3, SIOCSIFFLAGS, NULL [pid 6303] <... write resumed>) = 18 [pid 6304] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6303] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6304] <... futex resumed>) = 0 [pid 6303] <... futex resumed>) = 0 [pid 6302] <... write resumed>) = 18 [pid 6304] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6303] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6302] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6302] <... futex resumed>) = 0 [pid 6303] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6292] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6305] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] <... futex resumed>) = 0 [pid 6303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6302] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6292] <... futex resumed>) = 1 [pid 6305] <... futex resumed>) = 1 [pid 6304] openat(AT_FDCWD, NULL, O_RDONLY [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6294] <... futex resumed>) = 0 [pid 6292] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6305] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6304] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6294] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6304] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... mmap resumed>) = 0x7f20a717c000 [pid 6294] <... futex resumed>) = 1 [pid 6304] <... futex resumed>) = 1 [pid 6303] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6294] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6292] <... futex resumed>) = 0 [pid 6304] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6303] <... mprotect resumed>) = 0 [pid 6302] <... mmap resumed>) = 0x7f20a717c000 [pid 6302] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6297] <... futex resumed>) = 0 [pid 6303] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6302] <... mprotect resumed>) = 0 [pid 6303] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6297] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6302] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6297] <... socket resumed>) = 3 [pid 6297] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6302] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6294] <... futex resumed>) = 0 [pid 6297] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6296] <... unshare resumed>) = 0 [pid 6294] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6309 attached ./strace-static-x86_64: Process 6308 attached [pid 6302] <... clone3 resumed> => {parent_tid=[6309]}, 88) = 6309 [pid 6297] ioctl(3, SIOCSIFFLAGS, NULL [pid 6303] <... clone3 resumed> => {parent_tid=[6308]}, 88) = 6308 [pid 6294] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6296] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6309] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6308] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], [pid 6302] rt_sigprocmask(SIG_SETMASK, [], [pid 6297] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6296] <... futex resumed>) = 0 [pid 6309] <... rseq resumed>) = 0 [pid 6308] <... rseq resumed>) = 0 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6294] <... futex resumed>) = 0 [pid 6292] exit_group(0 [pid 6309] set_robust_list(0x7f20a719c9a0, 24 [pid 6308] set_robust_list(0x7f20a719c9a0, 24 [pid 6304] <... futex resumed>) = ? [pid 6303] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6294] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6292] <... exit_group resumed>) = ? [pid 6309] <... set_robust_list resumed>) = 0 [pid 6308] <... set_robust_list resumed>) = 0 [pid 6304] +++ exited with 0 +++ [pid 6303] <... futex resumed>) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6296] +++ exited with 0 +++ [pid 6294] <... futex resumed>) = 0 [pid 6309] rt_sigprocmask(SIG_SETMASK, [], [pid 6308] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6297] openat(AT_FDCWD, NULL, O_RDONLY [pid 6309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6297] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6294] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6309] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6308] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6299] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6297] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6299] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6297] <... futex resumed>) = 0 [pid 6294] exit_group(0 [pid 6305] <... futex resumed>) = ? [pid 6299] <... futex resumed>) = 0 [pid 6294] <... exit_group resumed>) = ? [pid 6305] +++ exited with 0 +++ [pid 6301] <... unshare resumed>) = 0 [pid 6299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6301] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6301] <... futex resumed>) = 0 [pid 6299] <... mprotect resumed>) = 0 [pid 6301] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6297] +++ exited with 0 +++ [pid 6294] +++ exited with 0 +++ [pid 6292] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5814] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6311 attached [pid 6311] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6299] <... clone3 resumed> => {parent_tid=[6311]}, 88) = 6311 [pid 6311] <... rseq resumed>) = 0 [pid 6311] set_robust_list(0x7f20a717b9a0, 24 [pid 6299] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] <... restart_syscall resumed>) = 0 [pid 6299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] <... set_robust_list resumed>) = 0 [pid 6299] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6311] rt_sigprocmask(SIG_SETMASK, [], [pid 6299] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6311] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6311] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5814] <... restart_syscall resumed>) = 0 [pid 6311] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6311] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6299] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6299] <... futex resumed>) = 1 [pid 6299] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] <... futex resumed>) = 0 [pid 6301] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6301] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6299] <... futex resumed>) = 0 [pid 6299] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6312 attached [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6312 [pid 6301] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6312] set_robust_list(0x55556c2686a0, 24 [pid 6301] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6299] <... futex resumed>) = 0 [pid 6299] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6299] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6301] <... futex resumed>) = 1 [pid 6312] <... set_robust_list resumed>) = 0 [pid 6301] openat(AT_FDCWD, NULL, O_RDONLY./strace-static-x86_64: Process 6313 attached [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6313 [pid 6301] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6313] set_robust_list(0x55556c2686a0, 24 [pid 6312] <... prctl resumed>) = 0 [pid 6301] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] setpgid(0, 0 [pid 6313] <... set_robust_list resumed>) = 0 [pid 6312] <... setpgid resumed>) = 0 [pid 6301] <... futex resumed>) = 1 [pid 6301] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] <... futex resumed>) = 0 [pid 6299] exit_group(0 [pid 6301] <... futex resumed>) = ? [pid 6299] <... exit_group resumed>) = ? [pid 6312] <... openat resumed>) = 3 [pid 6301] +++ exited with 0 +++ [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] write(3, "1000", 4) = 4 [pid 6311] <... futex resumed>) = ? [pid 6312] close(3 [pid 6313] <... prctl resumed>) = 0 [pid 6312] <... close resumed>) = 0 [pid 6311] +++ exited with 0 +++ [pid 6313] setpgid(0, 0 executing program [pid 6312] write(1, "executing program\n", 18) = 18 [pid 6313] <... setpgid resumed>) = 0 [pid 6299] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6312] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6312] <... futex resumed>) = 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6314 attached ) = 3 [pid 6312] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6302] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6314 [pid 6303] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6303] <... futex resumed>) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6314] set_robust_list(0x55556c2686a0, 24 [pid 6312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6314] <... set_robust_list resumed>) = 0 [pid 6313] write(3, "1000", 4 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... mmap resumed>) = 0x7f20a715b000 [pid 6313] <... write resumed>) = 4 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6303] <... mmap resumed>) = 0x7f20a715b000 [pid 6302] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6313] close(3 [pid 6312] <... mmap resumed>) = 0x7f20a717c000 [pid 6303] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6314] <... prctl resumed>) = 0 [pid 6313] <... close resumed>) = 0 [pid 6312] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6303] <... mprotect resumed>) = 0 [pid 6302] <... mprotect resumed>) = 0 [pid 6314] setpgid(0, 0 executing program [pid 6313] write(1, "executing program\n", 18 [pid 6312] <... mprotect resumed>) = 0 [pid 6303] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6302] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6314] <... setpgid resumed>) = 0 [pid 6313] <... write resumed>) = 18 [pid 6303] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6302] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6313] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6302] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6315 attached [pid 6314] <... openat resumed>) = 3 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6315] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6314] write(3, "1000", 4 [pid 6313] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6303] <... clone3 resumed> => {parent_tid=[6315]}, 88) = 6315 ./strace-static-x86_64: Process 6316 attached [pid 6315] <... rseq resumed>) = 0 [pid 6314] <... write resumed>) = 4 [pid 6313] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6303] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6317 attached [pid 6316] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6315] set_robust_list(0x7f20a717b9a0, 24 [pid 6314] close(3 [pid 6313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6312] <... clone3 resumed> => {parent_tid=[6317]}, 88) = 6317 [pid 6303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6302] <... clone3 resumed> => {parent_tid=[6316]}, 88) = 6316 [pid 6317] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6316] <... rseq resumed>) = 0 [pid 6315] <... set_robust_list resumed>) = 0 [pid 6314] <... close resumed>) = 0 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6314] write(1, "executing program\n", 18 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] set_robust_list(0x7f20a717b9a0, 24 [pid 6317] <... rseq resumed>) = 0 [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] <... write resumed>) = 18 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6312] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] rt_sigprocmask(SIG_SETMASK, [], [pid 6316] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] <... mmap resumed>) = 0x7f20a717c000 [pid 6312] <... futex resumed>) = 0 [pid 6303] <... futex resumed>) = 0 [pid 6302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6317] set_robust_list(0x7f20a719c9a0, 24 [pid 6316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6314] <... futex resumed>) = 0 [pid 6313] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6312] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6317] <... set_robust_list resumed>) = 0 [pid 6315] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6314] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6302] <... futex resumed>) = 0 [pid 6317] rt_sigprocmask(SIG_SETMASK, [], [pid 6315] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6302] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6317] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6316] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6315] <... futex resumed>) = 1 [pid 6314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6313] <... mprotect resumed>) = 0 [pid 6303] <... futex resumed>) = 0 [pid 6316] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6315] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6314] <... mmap resumed>) = 0x7f20a717c000 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6303] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... socket resumed>) = 3 [pid 6313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6316] <... futex resumed>) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6316] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6315] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] <... socket resumed>) = 3 [pid 6315] <... futex resumed>) = 0 [pid 6313] <... clone3 resumed> => {parent_tid=[6318]}, 88) = 6318 [pid 6303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6302] <... futex resumed>) = 0 [pid 6315] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6303] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6318 attached [pid 6316] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] <... mprotect resumed>) = 0 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] <... futex resumed>) = 0 [pid 6302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] <... futex resumed>) = 0 [pid 6315] ioctl(3, SIOCSIFFLAGS, NULL [pid 6314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6303] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] ioctl(3, SIOCSIFFLAGS, NULL [pid 6315] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6313] <... futex resumed>) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6318] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6316] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6315] <... futex resumed>) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6302] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6319 attached [pid 6318] <... rseq resumed>) = 0 [pid 6316] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] <... clone3 resumed> => {parent_tid=[6319]}, 88) = 6319 [pid 6313] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6303] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6316] <... futex resumed>) = 0 [pid 6315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] <... futex resumed>) = 0 [pid 6302] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6316] openat(AT_FDCWD, NULL, O_RDONLY [pid 6315] openat(AT_FDCWD, NULL, O_RDONLY [pid 6303] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6302] <... futex resumed>) = 0 [pid 6315] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6302] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6316] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6315] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6318] set_robust_list(0x7f20a719c9a0, 24 [pid 6316] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6315] <... futex resumed>) = 1 [pid 6303] <... futex resumed>) = 0 [pid 6318] <... set_robust_list resumed>) = 0 [pid 6314] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6319] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6318] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] <... futex resumed>) = 0 [pid 6319] <... rseq resumed>) = 0 [pid 6318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6314] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6319] set_robust_list(0x7f20a719c9a0, 24 [pid 6318] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6319] <... set_robust_list resumed>) = 0 [pid 6316] <... futex resumed>) = 1 [pid 6315] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6309] <... unshare resumed>) = 0 [pid 6302] <... futex resumed>) = 0 [pid 6319] rt_sigprocmask(SIG_SETMASK, [], [pid 6316] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6319] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6309] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6309] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6302] exit_group(0 [pid 6309] <... futex resumed>) = ? [pid 6302] <... exit_group resumed>) = ? [pid 6316] <... futex resumed>) = ? [pid 6309] +++ exited with 0 +++ [pid 6316] +++ exited with 0 +++ [pid 6302] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6302, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6312] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6312] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6312] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6312] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6313] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6321 attached [pid 6314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6314] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6322 attached [pid 6314] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6313] <... futex resumed>) = 0 [pid 6312] <... clone3 resumed> => {parent_tid=[6321]}, 88) = 6321 [pid 6313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6312] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6322 [pid 6313] <... mmap resumed>) = 0x7f20a715b000 [pid 6312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6313] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6312] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] <... mprotect resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6321] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6321] <... rseq resumed>) = 0 [pid 6313] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6312] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6308] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6324 attached [pid 6322] set_robust_list(0x55556c2686a0, 24 [pid 6321] set_robust_list(0x7f20a717b9a0, 24 [pid 6314] <... clone3 resumed> => {parent_tid=[6324]}, 88) = 6324 [pid 6324] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6321] <... set_robust_list resumed>) = 0 [pid 6314] rt_sigprocmask(SIG_SETMASK, [], [pid 6308] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] <... rseq resumed>) = 0 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6313] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6324] set_robust_list(0x7f20a717b9a0, 24 [pid 6322] <... prctl resumed>) = 0 [pid 6321] rt_sigprocmask(SIG_SETMASK, [], [pid 6314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6308] <... futex resumed>) = 0 [pid 6303] exit_group(0./strace-static-x86_64: Process 6325 attached [pid 6324] <... set_robust_list resumed>) = 0 [pid 6322] setpgid(0, 0 [pid 6321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6315] <... futex resumed>) = ? [pid 6314] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6303] <... exit_group resumed>) = ? [pid 6325] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6324] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] <... setpgid resumed>) = 0 [pid 6321] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6315] +++ exited with 0 +++ [pid 6314] <... futex resumed>) = 0 [pid 6313] <... clone3 resumed> => {parent_tid=[6325]}, 88) = 6325 [pid 6308] +++ exited with 0 +++ [pid 6325] <... rseq resumed>) = 0 [pid 6324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6314] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] set_robust_list(0x7f20a717b9a0, 24 [pid 6324] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6322] <... openat resumed>) = 3 [pid 6321] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] rt_sigprocmask(SIG_SETMASK, [], [pid 6303] +++ exited with 0 +++ [pid 6325] <... set_robust_list resumed>) = 0 [pid 6324] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6322] write(3, "1000", 4 [pid 6321] <... futex resumed>) = 1 [pid 6313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6325] rt_sigprocmask(SIG_SETMASK, [], [pid 6324] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... write resumed>) = 4 [pid 6321] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6303, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6324] <... futex resumed>) = 1 [pid 6322] close(3 [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6325] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6324] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] <... close resumed>) = 0 [pid 6321] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6314] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 6322] write(1, "executing program\n", 18 [pid 6321] <... socket resumed>) = 3 [pid 6314] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6322] <... write resumed>) = 18 [pid 6321] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... futex resumed>) = 1 [pid 6324] <... socket resumed>) = 3 [pid 6322] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6321] <... futex resumed>) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6324] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... futex resumed>) = 0 [pid 6321] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] <... futex resumed>) = 1 [pid 6322] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6325] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6324] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6321] ioctl(3, SIOCSIFFLAGS, NULL [pid 6314] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... socket resumed>) = 3 [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6321] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6314] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] ioctl(3, SIOCSIFFLAGS, NULL [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6321] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... futex resumed>) = 1 [pid 6324] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6321] <... futex resumed>) = 1 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6324] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... mmap resumed>) = 0x7f20a717c000 [pid 6321] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] <... futex resumed>) = 1 [pid 6321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6314] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 [pid 6312] <... futex resumed>) = 0 [pid 6325] ioctl(3, SIOCSIFFLAGS, NULL [pid 6324] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6321] openat(AT_FDCWD, NULL, O_RDONLY [pid 6314] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6313] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6312] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] <... mprotect resumed>) = 0 [pid 6321] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6314] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6324] openat(AT_FDCWD, NULL, O_RDONLY [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6321] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6314] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6325] <... futex resumed>) = 1 [pid 6324] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6313] <... futex resumed>) = 0 [pid 6325] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6324] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6321] <... futex resumed>) = 1 [pid 6313] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6312] <... futex resumed>) = 0 [pid 6325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6324] <... futex resumed>) = 1 [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6321] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6314] <... futex resumed>) = 0 [pid 6313] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6326 attached [pid 6325] openat(AT_FDCWD, NULL, O_RDONLY [pid 6324] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... restart_syscall resumed>) = 0 [pid 6326] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6325] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6326] <... rseq resumed>) = 0 [pid 6325] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] <... clone3 resumed> => {parent_tid=[6326]}, 88) = 6326 [pid 6326] set_robust_list(0x7f20a719c9a0, 24 [pid 6325] <... futex resumed>) = 1 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6313] <... futex resumed>) = 0 [pid 6326] <... set_robust_list resumed>) = 0 [pid 6325] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6326] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6327 attached [pid 6326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... futex resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6327 [pid 6327] set_robust_list(0x55556c2686a0, 24 [pid 6326] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6322] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6327] <... set_robust_list resumed>) = 0 [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6327] setpgid(0, 0) = 0 [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6327] write(3, "1000", 4) = 4 [pid 6327] close(3) = 0 [pid 6327] write(1, "executing program\n", 18executing program ) = 18 [pid 6327] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6327] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6327] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6328 attached [pid 6328] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6327] <... clone3 resumed> => {parent_tid=[6328]}, 88) = 6328 [pid 6328] <... rseq resumed>) = 0 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6328] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6328] rt_sigprocmask(SIG_SETMASK, [], [pid 6327] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6327] <... futex resumed>) = 0 [pid 6328] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6327] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6322] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6322] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6327] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6329 attached ) = 0 [pid 6329] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6322] <... clone3 resumed> => {parent_tid=[6329]}, 88) = 6329 [pid 6329] set_robust_list(0x7f20a717b9a0, 24 [pid 6322] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] <... set_robust_list resumed>) = 0 [pid 6322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6329] rt_sigprocmask(SIG_SETMASK, [], [pid 6322] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6329] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6329] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6322] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... mmap resumed>) = 0x7f20a715b000 [pid 6329] <... futex resumed>) = 1 [pid 6327] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6322] <... futex resumed>) = 0 [pid 6329] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6327] <... mprotect resumed>) = 0 [pid 6322] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... socket resumed>) = 3 [pid 6327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6322] <... futex resumed>) = 0 [pid 6329] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6330 attached [pid 6329] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6322] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6322] <... futex resumed>) = 0 [pid 6329] ioctl(3, SIOCSIFFLAGS, NULL [pid 6322] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6327] <... clone3 resumed> => {parent_tid=[6330]}, 88) = 6330 [pid 6329] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] rt_sigprocmask(SIG_SETMASK, [], [pid 6329] <... futex resumed>) = 1 [pid 6327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6329] openat(AT_FDCWD, NULL, O_RDONLY [pid 6327] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6329] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6327] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = 0 [pid 6329] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6327] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6322] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6329] <... futex resumed>) = 0 [pid 6322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6329] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6330] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6330] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6330] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6330] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6330] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] <... futex resumed>) = 0 [pid 6327] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6330] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6327] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] <... socket resumed>) = 3 [pid 6330] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6327] <... futex resumed>) = 0 [pid 6330] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = 0 [pid 6327] <... futex resumed>) = 1 [pid 6330] ioctl(3, SIOCSIFFLAGS, NULL [pid 6327] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6330] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6327] <... futex resumed>) = 0 [pid 6330] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6327] <... futex resumed>) = 0 [pid 6330] openat(AT_FDCWD, NULL, O_RDONLY [pid 6327] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6330] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6330] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6327] <... futex resumed>) = 0 [pid 6330] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6317] <... unshare resumed>) = 0 [pid 6317] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6312] exit_group(0) = ? [pid 6321] <... futex resumed>) = ? [pid 6317] +++ exited with 0 +++ [pid 6321] +++ exited with 0 +++ [pid 6312] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6312, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6332 attached [pid 6332] set_robust_list(0x55556c2686a0, 24 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6332 [pid 6332] <... set_robust_list resumed>) = 0 [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6332] setpgid(0, 0) = 0 [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6332] write(3, "1000", 4) = 4 [pid 6332] close(3) = 0 executing program [pid 6332] write(1, "executing program\n", 18) = 18 [pid 6332] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6332] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6332] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6332] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6332] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6333 attached [pid 6333] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6332] <... clone3 resumed> => {parent_tid=[6333]}, 88) = 6333 [pid 6333] <... rseq resumed>) = 0 [pid 6333] set_robust_list(0x7f20a719c9a0, 24 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6333] <... set_robust_list resumed>) = 0 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6333] rt_sigprocmask(SIG_SETMASK, [], [pid 6332] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6333] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6332] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6318] <... unshare resumed>) = 0 [pid 6318] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6318] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6313] exit_group(0 [pid 6325] <... futex resumed>) = ? [pid 6318] <... futex resumed>) = ? [pid 6313] <... exit_group resumed>) = ? [pid 6318] +++ exited with 0 +++ [pid 6328] <... unshare resumed>) = 0 [pid 6319] <... unshare resumed>) = 0 [pid 6328] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6328] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6319] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6319] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6327] exit_group(0 [pid 6328] <... futex resumed>) = ? [pid 6327] <... exit_group resumed>) = ? [pid 6314] exit_group(0 [pid 6319] <... futex resumed>) = ? [pid 6314] <... exit_group resumed>) = ? [pid 6328] +++ exited with 0 +++ [pid 6319] +++ exited with 0 +++ [pid 6324] <... futex resumed>) = ? [pid 6330] <... futex resumed>) = ? [pid 6332] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6332] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6332] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6330] +++ exited with 0 +++ [pid 6327] +++ exited with 0 +++ [pid 6326] <... unshare resumed>) = 0 [pid 6325] +++ exited with 0 +++ [pid 6324] +++ exited with 0 +++ [pid 6314] +++ exited with 0 +++ [pid 6313] +++ exited with 0 +++ [pid 6326] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6314, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6326] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6326] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6340 attached ./strace-static-x86_64: Process 6339 attached [pid 6332] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6341 attached [pid 6340] set_robust_list(0x55556c2686a0, 24 [pid 6339] set_robust_list(0x55556c2686a0, 24 [pid 6332] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6322] exit_group(0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6339 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6340 [pid 6341] set_robust_list(0x55556c2686a0, 24 [pid 6340] <... set_robust_list resumed>) = 0 [pid 6339] <... set_robust_list resumed>) = 0 [pid 6332] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6329] <... futex resumed>) = ? [pid 6326] <... futex resumed>) = ? [pid 6322] <... exit_group resumed>) = ? [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6341 ./strace-static-x86_64: Process 6342 attached [pid 6341] <... set_robust_list resumed>) = 0 [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] +++ exited with 0 +++ [pid 6342] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6340] <... prctl resumed>) = 0 [pid 6339] <... prctl resumed>) = 0 [pid 6332] <... clone3 resumed> => {parent_tid=[6342]}, 88) = 6342 [pid 6326] +++ exited with 0 +++ [pid 6342] <... rseq resumed>) = 0 [pid 6332] rt_sigprocmask(SIG_SETMASK, [], [pid 6342] set_robust_list(0x7f20a717b9a0, 24 [pid 6341] <... prctl resumed>) = 0 [pid 6332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6342] <... set_robust_list resumed>) = 0 [pid 6341] setpgid(0, 0 [pid 6332] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6342] rt_sigprocmask(SIG_SETMASK, [], [pid 6341] <... setpgid resumed>) = 0 [pid 6339] setpgid(0, 0 [pid 6332] <... futex resumed>) = 0 [pid 6342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6341] <... openat resumed>) = 3 [pid 6340] setpgid(0, 0 [pid 6339] <... setpgid resumed>) = 0 [pid 6340] <... setpgid resumed>) = 0 [pid 6342] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6341] write(3, "1000", 4 [pid 6342] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... write resumed>) = 4 executing program [pid 6339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6342] <... futex resumed>) = 1 [pid 6341] close(3 [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] <... futex resumed>) = 0 [pid 6342] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] <... close resumed>) = 0 [pid 6332] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6322] +++ exited with 0 +++ [pid 6342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6341] write(1, "executing program\n", 18 [pid 6332] <... futex resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6342] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6341] <... write resumed>) = 18 [pid 6332] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6342] <... socket resumed>) = 3 [pid 6340] <... openat resumed>) = 3 [pid 6339] <... openat resumed>) = 3 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6343 attached [pid 6339] write(3, "1000", 4 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6343 [pid 6342] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... write resumed>) = 4 [pid 6342] <... futex resumed>) = 1 [pid 6341] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] write(3, "1000", 4 [pid 6332] <... futex resumed>) = 0 [pid 6342] ioctl(3, SIOCSIFFLAGS, NULL [pid 6341] <... futex resumed>) = 0 [pid 6339] close(3 [pid 6332] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] set_robust_list(0x55556c2686a0, 24 [pid 6342] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6340] <... write resumed>) = 4 [pid 6339] <... close resumed>) = 0 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6342] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, executing program [pid 6339] write(1, "executing program\n", 18 [pid 6332] <... futex resumed>) = 0 [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] <... futex resumed>) = 0 [pid 6341] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6343] <... prctl resumed>) = 0 [pid 6342] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6340] close(3 [pid 6339] <... write resumed>) = 18 [pid 6332] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] setpgid(0, 0 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6343] <... setpgid resumed>) = 0 [pid 6341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6340] <... close resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6332] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6342] <... futex resumed>) = 0 [pid 6341] <... mmap resumed>) = 0x7f20a717c000 [pid 6340] write(1, "executing program\n", 18 [pid 6339] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6333] <... unshare resumed>) = 0 [pid 6332] <... futex resumed>) = 1 [pid 6343] <... openat resumed>) = 3 [pid 6342] openat(AT_FDCWD, NULL, O_RDONLY [pid 6341] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6332] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] write(3, "1000", 4 [pid 6342] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6341] <... mprotect resumed>) = 0 [pid 6343] <... write resumed>) = 4 [pid 6342] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6343] close(3 [pid 6342] <... futex resumed>) = 1 [pid 6341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6332] <... futex resumed>) = 0 [pid 6343] <... close resumed>) = 0 [pid 6342] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6345 attached [pid 6343] write(1, "executing program\n", 18 [pid 6345] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6343] <... write resumed>) = 18 [pid 6341] <... clone3 resumed> => {parent_tid=[6345]}, 88) = 6345 [pid 6345] <... rseq resumed>) = 0 [pid 6343] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] rt_sigprocmask(SIG_SETMASK, [], [pid 6345] set_robust_list(0x7f20a719c9a0, 24 [pid 6343] <... futex resumed>) = 0 [pid 6341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] <... set_robust_list resumed>) = 0 [pid 6343] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6341] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] rt_sigprocmask(SIG_SETMASK, [], [pid 6343] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6341] <... futex resumed>) = 0 [pid 6345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6341] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6345] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] <... write resumed>) = 18 [pid 6339] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6333] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6333] <... futex resumed>) = 0 [pid 6340] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] <... mmap resumed>) = 0x7f20a717c000 [pid 6343] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6332] exit_group(0 [pid 6342] <... futex resumed>) = ? [pid 6332] <... exit_group resumed>) = ? [pid 6340] <... futex resumed>) = 0 [pid 6339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6342] +++ exited with 0 +++ [pid 6340] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6343] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6340] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6339] <... mmap resumed>) = 0x7f20a717c000 [pid 6333] +++ exited with 0 +++ [pid 6332] +++ exited with 0 +++ [pid 6343] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6346 attached => {parent_tid=[6346]}, 88) = 6346 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6343] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6346] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6346] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6346] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6346] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6339] <... mprotect resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6332, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6340] <... mmap resumed>) = 0x7f20a717c000 [pid 6339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6340] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6339] <... clone3 resumed> => {parent_tid=[6347]}, 88) = 6347 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6349 attached ./strace-static-x86_64: Process 6347 attached [pid 6339] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6340] <... clone3 resumed> => {parent_tid=[6349]}, 88) = 6349 [pid 6339] <... futex resumed>) = 0 [pid 6349] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6347] <... rseq resumed>) = 0 [pid 6345] <... unshare resumed>) = 0 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6339] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6340] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6349] <... rseq resumed>) = 0 [pid 6347] set_robust_list(0x7f20a719c9a0, 24 [pid 6345] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6347] <... set_robust_list resumed>) = 0 [pid 6345] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6347] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] set_robust_list(0x7f20a719c9a0, 24 [pid 6347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6345] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6341] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6349] <... set_robust_list resumed>) = 0 [pid 6349] rt_sigprocmask(SIG_SETMASK, [], [pid 6347] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6345] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6341] <... futex resumed>) = 0 [pid 6349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6341] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6350 attached [pid 6345] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6350] set_robust_list(0x55556c2686a0, 24 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6350 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6345] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6341] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6345] <... socket resumed>) = 3 [pid 6341] <... futex resumed>) = 0 [pid 6350] <... prctl resumed>) = 0 [pid 6341] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] setpgid(0, 0) = 0 [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6345] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... openat resumed>) = 3 [pid 6345] <... futex resumed>) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6350] write(3, "1000", 4 [pid 6341] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... write resumed>) = 4 [pid 6345] ioctl(3, SIOCSIFFLAGS, NULL [pid 6341] <... futex resumed>) = 0 executing program [pid 6350] close(3 [pid 6345] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6341] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6350] <... close resumed>) = 0 [pid 6350] write(1, "executing program\n", 18) = 18 [pid 6350] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6350] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6345] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6341] <... futex resumed>) = 0 [pid 6345] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6341] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6345] openat(AT_FDCWD, NULL, O_RDONLY [pid 6341] <... futex resumed>) = 0 [pid 6350] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6341] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6345] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6345] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6350] <... mmap resumed>) = 0x7f20a717c000 [pid 6345] <... futex resumed>) = 0 [pid 6341] exit_group(0 [pid 6350] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6345] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] <... mprotect resumed>) = 0 [pid 6345] <... futex resumed>) = ? [pid 6341] <... exit_group resumed>) = ? [pid 6345] +++ exited with 0 +++ [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6351 attached => {parent_tid=[6351]}, 88) = 6351 [pid 6351] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6351] <... rseq resumed>) = 0 [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6351] set_robust_list(0x7f20a719c9a0, 24 [pid 6350] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6351] <... set_robust_list resumed>) = 0 [pid 6350] <... futex resumed>) = 0 [pid 6351] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6343] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6343] <... mmap resumed>) = 0x7f20a715b000 [pid 6341] +++ exited with 0 +++ [pid 6351] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6343] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6343] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] <... restart_syscall resumed>) = 0 [pid 6343] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6343] <... clone3 resumed> => {parent_tid=[6352]}, 88) = 6352 [pid 6343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6343] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6343] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6339] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6353 [pid 6339] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6353 attached ./strace-static-x86_64: Process 6352 attached ) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6353] set_robust_list(0x55556c2686a0, 24 [pid 6352] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6352] <... rseq resumed>) = 0 [pid 6340] <... mmap resumed>) = 0x7f20a715b000 [pid 6339] <... mmap resumed>) = 0x7f20a715b000 [pid 6352] set_robust_list(0x7f20a717b9a0, 24 [pid 6340] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6352] <... set_robust_list resumed>) = 0 [pid 6339] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6353] <... set_robust_list resumed>) = 0 [pid 6340] <... mprotect resumed>) = 0 [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] rt_sigprocmask(SIG_SETMASK, [], [pid 6340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6339] <... mprotect resumed>) = 0 [pid 6353] <... prctl resumed>) = 0 [pid 6352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6353] setpgid(0, 0 [pid 6352] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6353] <... setpgid resumed>) = 0 [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6354 attached [pid 6352] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6354] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6352] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... clone3 resumed> => {parent_tid=[6354]}, 88) = 6354 ./strace-static-x86_64: Process 6355 attached [pid 6354] <... rseq resumed>) = 0 [pid 6353] <... openat resumed>) = 3 [pid 6352] <... futex resumed>) = 1 [pid 6343] <... futex resumed>) = 0 [pid 6340] rt_sigprocmask(SIG_SETMASK, [], [pid 6354] set_robust_list(0x7f20a717b9a0, 24 [pid 6352] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] <... set_robust_list resumed>) = 0 [pid 6340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6339] <... clone3 resumed> => {parent_tid=[6355]}, 88) = 6355 [pid 6343] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] rt_sigprocmask(SIG_SETMASK, [], [pid 6340] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... futex resumed>) = 1 [pid 6339] rt_sigprocmask(SIG_SETMASK, [], [pid 6352] <... futex resumed>) = 0 [pid 6354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6340] <... futex resumed>) = 0 [pid 6352] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6355] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6354] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6340] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] write(3, "1000", 4 [pid 6352] <... socket resumed>) = 3 [pid 6355] <... rseq resumed>) = 0 [pid 6354] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6352] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] set_robust_list(0x7f20a717b9a0, 24 [pid 6354] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] <... write resumed>) = 4 [pid 6352] <... futex resumed>) = 0 [pid 6350] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6355] <... set_robust_list resumed>) = 0 [pid 6354] <... futex resumed>) = 1 [pid 6353] close(3 [pid 6352] ioctl(3, SIOCSIFFLAGS, NULL [pid 6350] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6340] <... futex resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6355] rt_sigprocmask(SIG_SETMASK, [], [pid 6354] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] <... close resumed>) = 0 [pid 6352] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6350] <... futex resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6340] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] write(1, "executing program\n", 18executing program [pid 6352] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6343] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] <... futex resumed>) = 0 [pid 6355] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6354] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6353] <... write resumed>) = 18 [pid 6352] <... futex resumed>) = 0 [pid 6350] <... mmap resumed>) = 0x7f20a715b000 [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6355] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6354] <... socket resumed>) = 3 [pid 6352] openat(AT_FDCWD, NULL, O_RDONLY [pid 6350] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6343] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6355] <... futex resumed>) = 1 [pid 6354] <... futex resumed>) = 1 [pid 6353] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6352] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... mprotect resumed>) = 0 [pid 6343] <... futex resumed>) = 0 [pid 6340] <... futex resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6355] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6352] <... futex resumed>) = 0 [pid 6343] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6340] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6352] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... futex resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6355] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6354] ioctl(3, SIOCSIFFLAGS, NULL [pid 6350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6340] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6353] <... futex resumed>) = 0 [pid 6355] <... socket resumed>) = 3 [pid 6354] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6355] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6353] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, ./strace-static-x86_64: Process 6356 attached NULL, 8) = 0 [pid 6355] <... futex resumed>) = 1 [pid 6354] <... futex resumed>) = 1 [pid 6340] <... futex resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6356] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6355] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6354] openat(AT_FDCWD, NULL, O_RDONLY [pid 6340] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... rseq resumed>) = 0 [pid 6355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6340] <... futex resumed>) = 0 [pid 6339] <... futex resumed>) = 0 [pid 6356] set_robust_list(0x7f20a717b9a0, 24 [pid 6355] ioctl(3, SIOCSIFFLAGS, NULL [pid 6354] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6340] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] <... set_robust_list resumed>) = 0 [pid 6354] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... clone3 resumed> => {parent_tid=[6356]}, 88) = 6356 [pid 6340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6356] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6353] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6354] <... futex resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6350] rt_sigprocmask(SIG_SETMASK, [], [pid 6355] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6354] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] <... futex resumed>) = 1 [pid 6339] <... futex resumed>) = 0 [pid 6350] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6357 attached [pid 6356] <... futex resumed>) = 0 [pid 6355] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] <... clone3 resumed> => {parent_tid=[6357]}, 88) = 6357 [pid 6350] <... futex resumed>) = 1 [pid 6339] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6356] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] rt_sigprocmask(SIG_SETMASK, [], [pid 6350] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6339] <... futex resumed>) = 0 [pid 6353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6353] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6357] <... rseq resumed>) = 0 [pid 6356] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6355] openat(AT_FDCWD, NULL, O_RDONLY [pid 6353] <... futex resumed>) = 0 [pid 6339] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] set_robust_list(0x7f20a719c9a0, 24 [pid 6356] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6355] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6353] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6357] <... set_robust_list resumed>) = 0 [pid 6356] <... futex resumed>) = 1 [pid 6355] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6350] <... futex resumed>) = 0 [pid 6357] rt_sigprocmask(SIG_SETMASK, [], [pid 6356] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6355] <... futex resumed>) = 1 [pid 6357] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6355] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6339] <... futex resumed>) = 0 [pid 6350] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6356] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6350] <... futex resumed>) = 0 [pid 6356] <... socket resumed>) = 3 [pid 6350] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6350] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6356] ioctl(3, SIOCSIFFLAGS, NULL [pid 6350] <... futex resumed>) = 0 [pid 6356] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6350] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6350] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6356] openat(AT_FDCWD, NULL, O_RDONLY [pid 6350] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6356] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6356] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6350] <... futex resumed>) = 0 [pid 6356] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6346] <... unshare resumed>) = 0 [pid 6346] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6346] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6343] exit_group(0 [pid 6353] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6343] <... exit_group resumed>) = ? [pid 6353] <... futex resumed>) = 0 [pid 6353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6353] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6352] <... futex resumed>) = ? [pid 6346] <... futex resumed>) = ? [pid 6353] <... clone3 resumed> => {parent_tid=[6359]}, 88) = 6359 [pid 6346] +++ exited with 0 +++ [pid 6353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6353] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6353] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6359 attached [pid 6352] +++ exited with 0 +++ [pid 6343] +++ exited with 0 +++ [pid 6359] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6359] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6359] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6359] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6359] <... futex resumed>) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6359] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] <... futex resumed>) = 0 [pid 6359] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6353] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6360 attached [pid 6359] <... socket resumed>) = 3 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6360 [pid 6359] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6353] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] set_robust_list(0x55556c2686a0, 24 [pid 6353] <... futex resumed>) = 0 [pid 6360] <... set_robust_list resumed>) = 0 [pid 6359] ioctl(3, SIOCSIFFLAGS, NULL [pid 6353] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6360] <... prctl resumed>) = 0 [pid 6359] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6359] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6353] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6353] <... futex resumed>) = 0 [pid 6360] setpgid(0, 0 [pid 6359] openat(AT_FDCWD, NULL, O_RDONLY [pid 6360] <... setpgid resumed>) = 0 [pid 6353] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6359] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6360] <... openat resumed>) = 3 [pid 6359] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6353] <... futex resumed>) = 0 [pid 6359] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6360] write(3, "1000", 4) = 4 executing program [pid 6360] close(3) = 0 [pid 6360] write(1, "executing program\n", 18) = 18 [pid 6360] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6360] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6360] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6360] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6360] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6360] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6361 attached [pid 6361] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6347] <... unshare resumed>) = 0 [pid 6360] <... clone3 resumed> => {parent_tid=[6361]}, 88) = 6361 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6360] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6360] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6361] <... rseq resumed>) = 0 [pid 6347] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6339] exit_group(0 [pid 6361] set_robust_list(0x7f20a719c9a0, 24 [pid 6347] <... futex resumed>) = ? [pid 6339] <... exit_group resumed>) = ? [pid 6355] <... futex resumed>) = ? [pid 6347] +++ exited with 0 +++ [pid 6361] <... set_robust_list resumed>) = 0 [pid 6349] <... unshare resumed>) = 0 [pid 6361] rt_sigprocmask(SIG_SETMASK, [], [pid 6349] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6349] <... futex resumed>) = 0 [pid 6361] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6349] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6355] +++ exited with 0 +++ [pid 6339] +++ exited with 0 +++ [pid 6340] exit_group(0) = ? [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6339, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6349] <... futex resumed>) = ? [pid 6354] <... futex resumed>) = ? [pid 6349] +++ exited with 0 +++ [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6364 attached , child_tidptr=0x55556c268690) = 6364 [pid 6364] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6354] +++ exited with 0 +++ [pid 6340] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6340, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6366 attached [pid 6364] <... prctl resumed>) = 0 [pid 6351] <... unshare resumed>) = 0 [pid 6366] set_robust_list(0x55556c2686a0, 24 [pid 6364] setpgid(0, 0 [pid 6351] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6366 [pid 6366] <... set_robust_list resumed>) = 0 [pid 6351] <... futex resumed>) = 0 [pid 6364] <... setpgid resumed>) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6351] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6366] <... prctl resumed>) = 0 [pid 6364] <... openat resumed>) = 3 [pid 6364] write(3, "1000", 4 [pid 6350] exit_group(0executing program [pid 6364] <... write resumed>) = 4 [pid 6356] <... futex resumed>) = ? [pid 6351] <... futex resumed>) = ? [pid 6350] <... exit_group resumed>) = ? [pid 6364] close(3 [pid 6356] +++ exited with 0 +++ [pid 6364] <... close resumed>) = 0 [pid 6351] +++ exited with 0 +++ [pid 6364] write(1, "executing program\n", 18) = 18 [pid 6364] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6364] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, 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) = 0x7f20a717c000 [pid 6366] setpgid(0, 0 [pid 6364] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6366] <... setpgid resumed>) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6360] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6350] +++ exited with 0 +++ [pid 6360] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6367 attached [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6364] <... clone3 resumed> => {parent_tid=[6367]}, 88) = 6367 [pid 6360] <... futex resumed>) = 0 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6367] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6366] <... openat resumed>) = 3 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6360] <... mmap resumed>) = 0x7f20a715b000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6364] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] <... rseq resumed>) = 0 [pid 6366] write(3, "1000", 4 [pid 6364] <... futex resumed>) = 0 [pid 6367] set_robust_list(0x7f20a719c9a0, 24 [pid 6366] <... write resumed>) = 4 ./strace-static-x86_64: Process 6368 attached executing program [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] close(3 [pid 6364] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6357] <... unshare resumed>) = 0 [pid 6368] set_robust_list(0x55556c2686a0, 24 [pid 6367] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] <... close resumed>) = 0 [pid 6357] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... set_robust_list resumed>) = 0 [pid 6367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] write(1, "executing program\n", 18 [pid 6357] <... futex resumed>) = 0 [pid 6353] exit_group(0 [pid 6366] <... write resumed>) = 18 [pid 6353] <... exit_group resumed>) = ? [pid 6359] <... futex resumed>) = ? [pid 6366] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] <... mprotect resumed>) = 0 [pid 6359] +++ exited with 0 +++ [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6368 [pid 6360] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6360] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6370 attached => {parent_tid=[6370]}, 88) = 6370 [pid 6360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6366] <... futex resumed>) = 0 [pid 6367] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6360] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6370] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6360] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] <... rseq resumed>) = 0 [pid 6370] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6370] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6366] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6368] <... prctl resumed>) = 0 [pid 6366] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6368] setpgid(0, 0 [pid 6366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6357] +++ exited with 0 +++ [pid 6353] +++ exited with 0 +++ [pid 6368] <... setpgid resumed>) = 0 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6370] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6366] <... mmap resumed>) = 0x7f20a717c000 [pid 6370] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6370] <... futex resumed>) = 1 [pid 6366] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6361] <... unshare resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 6370] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6360] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6370] <... socket resumed>) = 3 [pid 6360] <... futex resumed>) = 0 [pid 6370] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6370] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6370] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... openat resumed>) = 3 [pid 6366] <... mprotect resumed>) = 0 [pid 6361] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6360] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = 0 [pid 6360] <... futex resumed>) = 0 [pid 6368] write(3, "1000", 4 [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6361] ioctl(3, SIOCSIFFLAGS, NULL [pid 6360] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] <... write resumed>) = 4 [pid 6366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6361] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6368] close(3 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6361] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... close resumed>) = 0 ./strace-static-x86_64: Process 6372 attached [pid 6368] write(1, "executing program\n", 18 [pid 6361] <... futex resumed>) = 1 executing program [pid 6360] <... futex resumed>) = 0 [pid 6361] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6368] <... write resumed>) = 18 [pid 6372] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6372] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6372] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6373 attached [pid 6368] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6373 [pid 6368] <... futex resumed>) = 0 [pid 6366] <... clone3 resumed> => {parent_tid=[6372]}, 88) = 6372 [pid 6368] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6366] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] set_robust_list(0x55556c2686a0, 24 [pid 6368] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6360] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6366] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] <... futex resumed>) = 1 [pid 6366] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6360] <... futex resumed>) = 1 [pid 6361] <... futex resumed>) = 0 [pid 6368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6361] openat(AT_FDCWD, NULL, O_RDONLY [pid 6372] <... futex resumed>) = 0 [pid 6368] <... mmap resumed>) = 0x7f20a717c000 [pid 6361] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6360] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6361] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... mprotect resumed>) = 0 [pid 6361] <... futex resumed>) = 0 [pid 6372] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6361] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6364] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6360] exit_group(0) = ? [pid 6370] <... futex resumed>) = ? [pid 6370] +++ exited with 0 +++ [pid 6373] <... set_robust_list resumed>) = 0 [pid 6364] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6361] <... futex resumed>) = ? ./strace-static-x86_64: Process 6374 attached [pid 6374] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] <... futex resumed>) = 0 [pid 6368] <... clone3 resumed> => {parent_tid=[6374]}, 88) = 6374 [pid 6374] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6374] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6367] <... unshare resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6367] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6373] <... prctl resumed>) = 0 [pid 6368] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] <... mmap resumed>) = 0x7f20a715b000 [pid 6374] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 1 [pid 6374] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6373] setpgid(0, 0 [pid 6368] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... futex resumed>) = 0 [pid 6364] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6361] +++ exited with 0 +++ [pid 6360] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6360, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6364] <... mprotect resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6373] <... setpgid resumed>) = 0 [pid 6367] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6373] <... openat resumed>) = 3 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6373] write(3, "1000", 4./strace-static-x86_64: Process 6376 attached [pid 6376] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6376] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6376] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6364] <... clone3 resumed> => {parent_tid=[6376]}, 88) = 6376 [pid 6373] <... write resumed>) = 4 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6373] close(3 [pid 6364] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] <... close resumed>) = 0 [pid 6364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program executing program ./strace-static-x86_64: Process 6377 attached [pid 6373] write(1, "executing program\n", 18 [pid 6364] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6377] setpgid(0, 0) = 0 [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6377] write(3, "1000", 4) = 4 [pid 6377] close(3) = 0 [pid 6377] write(1, "executing program\n", 18) = 18 [pid 6377] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6377] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6364] <... futex resumed>) = 1 [pid 6373] <... write resumed>) = 18 [pid 6364] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6376] <... futex resumed>) = 0 [pid 6373] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6377 [pid 6373] <... futex resumed>) = 0 [pid 6376] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6373] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6376] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6373] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6376] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6376] <... futex resumed>) = 1 [pid 6373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6364] <... futex resumed>) = 0 [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6364] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6376] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] <... mmap resumed>) = 0x7f20a717c000 [pid 6367] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6364] <... futex resumed>) = 1 [pid 6364] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6367] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6364] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6367] ioctl(3, SIOCSIFFLAGS, NULL [pid 6364] <... futex resumed>) = 0 [pid 6367] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6364] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6364] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6367] openat(AT_FDCWD, NULL, O_RDONLY [pid 6364] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6367] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6367] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6364] <... futex resumed>) = 0 [pid 6364] exit_group(0 [pid 6367] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6376] <... futex resumed>) = ? [pid 6364] <... exit_group resumed>) = ? [pid 6376] +++ exited with 0 +++ [pid 6367] <... futex resumed>) = ? [pid 6367] +++ exited with 0 +++ [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6379]}, 88) = 6379 [pid 6377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6377] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6377] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6379 attached [pid 6379] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6379] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6379] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6373] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6366] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6364] +++ exited with 0 +++ [pid 6368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6366] <... futex resumed>) = 0 [pid 6368] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6364, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6372] <... unshare resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6366] <... mmap resumed>) = 0x7f20a715b000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 ./strace-static-x86_64: Process 6380 attached [pid 6368] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6366] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6380] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6368] <... mprotect resumed>) = 0 [pid 6366] <... mprotect resumed>) = 0 [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6372] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6373] <... mprotect resumed>) = 0 [pid 6372] <... futex resumed>) = 0 [pid 6366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6380 [pid 6380] <... prctl resumed>) = 0 [pid 6373] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6372] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... rt_sigprocmask resumed>[], 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6380] setpgid(0, 0 [pid 6368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6380] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6381 attached [pid 6373] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6382 attached [pid 6381] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6368] <... clone3 resumed> => {parent_tid=[6381]}, 88) = 6381 [pid 6366] <... clone3 resumed> => {parent_tid=[6382]}, 88) = 6382 [pid 6382] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6381] <... rseq resumed>) = 0 [pid 6366] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6383 attached [pid 6382] <... rseq resumed>) = 0 [pid 6381] set_robust_list(0x7f20a717b9a0, 24 [pid 6380] <... openat resumed>) = 3 [pid 6373] <... clone3 resumed> => {parent_tid=[6383]}, 88) = 6383 [pid 6368] rt_sigprocmask(SIG_SETMASK, [], [pid 6366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6366] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6373] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] set_robust_list(0x7f20a717b9a0, 24 [pid 6383] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6373] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6368] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6383] <... rseq resumed>) = 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] write(3, "1000", 4 [pid 6368] <... futex resumed>) = 0 [pid 6382] <... set_robust_list resumed>) = 0 [pid 6382] rt_sigprocmask(SIG_SETMASK, [], [pid 6368] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6383] set_robust_list(0x7f20a719c9a0, 24 [pid 6382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6380] <... write resumed>) = 4 executing program [pid 6383] <... set_robust_list resumed>) = 0 [pid 6382] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6381] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6380] close(3 [pid 6383] rt_sigprocmask(SIG_SETMASK, [], [pid 6382] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6381] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6380] <... close resumed>) = 0 [pid 6381] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] write(1, "executing program\n", 18 [pid 6383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6383] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6382] <... futex resumed>) = 1 [pid 6380] <... write resumed>) = 18 [pid 6381] <... futex resumed>) = 1 [pid 6368] <... futex resumed>) = 0 [pid 6381] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6380] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6382] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... futex resumed>) = 0 [pid 6366] <... futex resumed>) = 1 [pid 6372] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6366] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] <... socket resumed>) = 3 [pid 6372] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6366] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6366] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6372] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6372] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6366] <... futex resumed>) = 0 [pid 6368] <... futex resumed>) = 0 [pid 6366] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] <... futex resumed>) = 0 [pid 6381] <... socket resumed>) = 3 [pid 6380] <... futex resumed>) = 0 [pid 6374] <... unshare resumed>) = 0 [pid 6372] openat(AT_FDCWD, NULL, O_RDONLY [pid 6366] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6381] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6374] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6372] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6381] <... futex resumed>) = 1 [pid 6380] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6374] <... futex resumed>) = 0 [pid 6372] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6368] <... futex resumed>) = 0 [pid 6381] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6374] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6372] <... futex resumed>) = 1 [pid 6368] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6366] <... futex resumed>) = 0 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6372] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] <... futex resumed>) = 0 [pid 6366] exit_group(0 [pid 6382] <... futex resumed>) = ? [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6372] <... futex resumed>) = ? [pid 6368] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6366] <... exit_group resumed>) = ? [pid 6382] +++ exited with 0 +++ [pid 6374] ioctl(3, SIOCSIFFLAGS, NULL [pid 6372] +++ exited with 0 +++ [pid 6366] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6374] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6374] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6368] <... futex resumed>) = 0 [pid 6380] <... mmap resumed>) = 0x7f20a717c000 [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6368] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6374] openat(AT_FDCWD, NULL, O_RDONLY [pid 6368] <... futex resumed>) = 0 [pid 6380] <... mprotect resumed>) = 0 [pid 6377] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6374] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6368] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6377] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6377] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6374] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... futex resumed>) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6374] <... futex resumed>) = 1 [pid 6368] <... futex resumed>) = 0 [pid 6377] <... mmap resumed>) = 0x7f20a715b000 [pid 6374] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6368] exit_group(0./strace-static-x86_64: Process 6385 attached [pid 6381] <... futex resumed>) = ? [pid 6377] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6374] <... futex resumed>) = ? [pid 6368] <... exit_group resumed>) = ? [pid 6385] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6381] +++ exited with 0 +++ [pid 6377] <... mprotect resumed>) = 0 [pid 6374] +++ exited with 0 +++ [pid 6385] <... rseq resumed>) = 0 [pid 6385] set_robust_list(0x7f20a719c9a0, 24 [pid 6377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6385] <... set_robust_list resumed>) = 0 [pid 6377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6385] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6385] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6386 attached [pid 6385] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6380] <... clone3 resumed> => {parent_tid=[6385]}, 88) = 6385 [pid 6368] +++ exited with 0 +++ [pid 6380] rt_sigprocmask(SIG_SETMASK, [], [pid 6377] <... clone3 resumed> => {parent_tid=[6386]}, 88) = 6386 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6377] rt_sigprocmask(SIG_SETMASK, [], [pid 6386] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6386] <... rseq resumed>) = 0 [pid 6380] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6377] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6387 [pid 6377] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6386] set_robust_list(0x7f20a717b9a0, 24 [pid 6380] <... futex resumed>) = 1 [pid 6373] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6386] <... set_robust_list resumed>) = 0 [pid 6380] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6388 attached [pid 6386] rt_sigprocmask(SIG_SETMASK, [], [pid 6385] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6387 attached [pid 6386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6388 [pid 6388] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6386] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6373] <... mmap resumed>) = 0x7f20a715b000 [pid 6386] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6373] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6387] set_robust_list(0x55556c2686a0, 24 [pid 6386] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... mprotect resumed>) = 0 [pid 6388] setpgid(0, 0 [pid 6387] <... set_robust_list resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6373] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6388] <... setpgid resumed>) = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6386] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] <... prctl resumed>) = 0 [pid 6373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6387] setpgid(0, 0 [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6389 attached ) = 3 [pid 6387] <... setpgid resumed>) = 0 [pid 6377] <... futex resumed>) = 0 [pid 6373] <... clone3 resumed> => {parent_tid=[6389]}, 88) = 6389 [pid 6388] write(3, "1000", 4 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] <... write resumed>) = 4 [pid 6388] close(3 [pid 6387] <... openat resumed>) = 3 [pid 6386] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = 1 [pid 6373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] <... close resumed>) = 0 [pid 6389] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6387] write(3, "1000", 4 [pid 6386] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6377] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6389] <... rseq resumed>) = 0 [pid 6388] write(1, "executing program\n", 18 [pid 6387] <... write resumed>) = 4 [pid 6386] <... socket resumed>) = 3 [pid 6373] <... futex resumed>) = 0 [pid 6389] set_robust_list(0x7f20a717b9a0, 24 [pid 6388] <... write resumed>) = 18 [pid 6387] close(3 [pid 6386] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... close resumed>) = 0 [pid 6386] <... futex resumed>) = 1 [pid 6377] <... futex resumed>) = 0 [pid 6389] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] <... futex resumed>) = 0 [pid 6387] write(1, "executing program\n", 18executing program [pid 6386] ioctl(3, SIOCSIFFLAGS, NULL [pid 6377] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6388] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6387] <... write resumed>) = 18 [pid 6386] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6377] <... futex resumed>) = 0 [pid 6389] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6388] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6387] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6386] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6387] <... futex resumed>) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6386] openat(AT_FDCWD, NULL, O_RDONLY [pid 6377] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = 1 [pid 6388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6387] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6386] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6377] <... futex resumed>) = 0 [pid 6373] <... futex resumed>) = 0 [pid 6389] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6386] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6377] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6386] <... futex resumed>) = 0 [pid 6377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6373] <... futex resumed>) = 0 [pid 6389] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6388] <... mmap resumed>) = 0x7f20a717c000 [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6386] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6373] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6389] <... socket resumed>) = 3 [pid 6387] <... mmap resumed>) = 0x7f20a717c000 [pid 6389] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6389] <... futex resumed>) = 1 [pid 6387] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6373] <... futex resumed>) = 0 [pid 6389] ioctl(3, SIOCSIFFLAGS, NULL [pid 6387] <... mprotect resumed>) = 0 [pid 6373] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6389] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6388] <... mprotect resumed>) = 0 [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6373] <... futex resumed>) = 0 [pid 6373] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6389] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6389] <... futex resumed>) = 1 [pid 6373] <... futex resumed>) = 0 [pid 6389] openat(AT_FDCWD, NULL, O_RDONLY [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6373] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6391 attached ./strace-static-x86_64: Process 6390 attached [pid 6389] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6373] <... futex resumed>) = 0 [pid 6389] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... clone3 resumed> => {parent_tid=[6391]}, 88) = 6391 [pid 6373] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6390] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6389] <... futex resumed>) = 0 [pid 6388] <... clone3 resumed> => {parent_tid=[6390]}, 88) = 6390 [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6391] <... rseq resumed>) = 0 [pid 6390] <... rseq resumed>) = 0 [pid 6389] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6390] set_robust_list(0x7f20a719c9a0, 24 [pid 6388] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6387] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6390] <... set_robust_list resumed>) = 0 [pid 6387] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6390] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6380] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6380] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6380] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6391] set_robust_list(0x7f20a719c9a0, 24 [pid 6388] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6391] <... set_robust_list resumed>) = 0 [pid 6391] rt_sigprocmask(SIG_SETMASK, [], [pid 6388] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6380] <... clone3 resumed> => {parent_tid=[6392]}, 88) = 6392 [pid 6380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6380] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6392 attached [pid 6380] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6392] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6379] <... unshare resumed>) = 0 [pid 6379] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6379] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6392] <... rseq resumed>) = 0 [pid 6392] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6377] exit_group(0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6377] <... exit_group resumed>) = ? [pid 6392] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6379] <... futex resumed>) = ? [pid 6392] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6386] <... futex resumed>) = ? [pid 6379] +++ exited with 0 +++ [pid 6392] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6386] +++ exited with 0 +++ [pid 6377] +++ exited with 0 +++ [pid 6392] <... futex resumed>) = 1 [pid 6387] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6392] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6380] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] <... futex resumed>) = 0 [pid 6392] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6388] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 0 [pid 6380] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6392] <... socket resumed>) = 3 [pid 6388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6392] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... mmap resumed>) = 0x7f20a715b000 [pid 6387] <... mmap resumed>) = 0x7f20a715b000 [pid 6392] <... futex resumed>) = 1 [pid 6387] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6380] <... futex resumed>) = 0 [pid 6392] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6380] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... mprotect resumed>) = 0 [pid 6387] <... mprotect resumed>) = 0 [pid 6383] <... unshare resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 6392] ioctl(3, SIOCSIFFLAGS, NULL [pid 6388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6383] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6392] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6383] <... futex resumed>) = 0 [pid 6373] exit_group(0 [pid 6392] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6392] <... futex resumed>) = 1 [pid 6383] write(-662149632, 0x58, 139778219300944 [pid 6380] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6396 attached [pid 6392] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6389] <... futex resumed>) = ? [pid 6388] <... clone3 resumed> => {parent_tid=[6396]}, 88) = 6396 [pid 6387] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6383] +++ exited with 0 +++ [pid 6380] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6373] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6397 attached [pid 6396] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6389] +++ exited with 0 +++ [pid 6388] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6385] <... unshare resumed>) = 0 [pid 6380] <... futex resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6397 [pid 6396] <... rseq resumed>) = 0 [pid 6392] openat(AT_FDCWD, NULL, O_RDONLY [pid 6388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6385] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6380] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6373] +++ exited with 0 +++ [pid 6392] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6388] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6385] <... futex resumed>) = 0 [pid 6392] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] <... futex resumed>) = 0 [pid 6387] <... clone3 resumed> => {parent_tid=[6398]}, 88) = 6398 [pid 6385] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6373, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6392] <... futex resumed>) = 1 [pid 6388] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6398 attached [pid 6397] set_robust_list(0x55556c2686a0, 24 [pid 6396] set_robust_list(0x7f20a717b9a0, 24 [pid 6392] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6398] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6397] <... set_robust_list resumed>) = 0 [pid 6396] <... set_robust_list resumed>) = 0 [pid 6380] exit_group(0 [pid 6398] <... rseq resumed>) = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6396] rt_sigprocmask(SIG_SETMASK, [], [pid 6380] <... exit_group resumed>) = ? [pid 6398] set_robust_list(0x7f20a717b9a0, 24 [pid 6397] <... prctl resumed>) = 0 [pid 6396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] <... set_robust_list resumed>) = 0 [pid 6397] setpgid(0, 0 [pid 6396] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6398] rt_sigprocmask(SIG_SETMASK, [], [pid 6397] <... setpgid resumed>) = 0 [pid 6396] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6398] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6396] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... openat resumed>) = 3 [pid 6397] write(3, "1000", 4 [pid 6396] <... futex resumed>) = 1 [pid 6392] <... futex resumed>) = ? [pid 6388] <... futex resumed>) = 0 [pid 6385] <... futex resumed>) = ? executing program [pid 6397] <... write resumed>) = 4 [pid 6396] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6392] +++ exited with 0 +++ [pid 6388] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6397] close(3 [pid 6396] <... socket resumed>) = 3 [pid 6388] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6399 attached [pid 6397] <... close resumed>) = 0 [pid 6396] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6388] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... futex resumed>) = 0 [pid 6397] write(1, "executing program\n", 18 [pid 6396] <... futex resumed>) = 0 [pid 6388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6387] <... futex resumed>) = 1 [pid 6398] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6397] <... write resumed>) = 18 [pid 6396] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6399] set_robust_list(0x55556c2686a0, 24 [pid 6398] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6397] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... futex resumed>) = 0 [pid 6385] +++ exited with 0 +++ [pid 6380] +++ exited with 0 +++ [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6396] ioctl(3, SIOCSIFFLAGS, NULL [pid 6388] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6398] <... futex resumed>) = 0 [pid 6397] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6396] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6399] <... prctl resumed>) = 0 [pid 6398] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6396] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6399 [pid 6399] setpgid(0, 0 [pid 6397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6396] <... futex resumed>) = 1 [pid 6388] <... futex resumed>) = 0 [pid 6387] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6400 attached [pid 6399] <... setpgid resumed>) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6396] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = 1 [pid 6400] set_robust_list(0x55556c2686a0, 24 [pid 6399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6398] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6388] <... futex resumed>) = 0 [pid 6387] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6400 [pid 6399] <... openat resumed>) = 3 [pid 6398] <... socket resumed>) = 3 [pid 6388] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... set_robust_list resumed>) = 0 [pid 6399] write(3, "1000", 4 [pid 6398] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6396] openat(AT_FDCWD, NULL, O_RDONLY [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6399] <... write resumed>) = 4 [pid 6398] <... futex resumed>) = 0 [pid 6397] <... mmap resumed>) = 0x7f20a717c000 [pid 6396] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] <... prctl resumed>) = 0 [pid 6399] close(3 [pid 6398] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6396] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6400] setpgid(0, 0 [pid 6399] <... close resumed>) = 0 [pid 6398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6396] <... futex resumed>) = 1 [pid 6390] <... unshare resumed>) = 0 [pid 6400] <... setpgid resumed>) = 0 [pid 6399] write(1, "executing program\n", 18 [pid 6396] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6388] <... futex resumed>) = 0 [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6399] <... write resumed>) = 18 [pid 6399] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] ioctl(3, SIOCSIFFLAGS, NULL [pid 6399] <... futex resumed>) = 0 [pid 6400] <... openat resumed>) = 3 [pid 6399] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6398] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6399] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6390] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] write(3, "1000", 4 [pid 6399] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6390] <... futex resumed>) = 0 [pid 6400] <... write resumed>) = 4 [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6390] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] close(3 [pid 6399] <... mmap resumed>) = 0x7f20a717c000 [pid 6400] <... close resumed>) = 0 [pid 6399] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6388] exit_group(0 [pid 6399] <... mprotect resumed>) = 0 executing program [pid 6400] write(1, "executing program\n", 18 [pid 6399] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6398] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... mprotect resumed>) = 0 [pid 6396] <... futex resumed>) = ? [pid 6390] <... futex resumed>) = ? [pid 6400] <... write resumed>) = 18 [pid 6388] <... exit_group resumed>) = ? [pid 6387] <... futex resumed>) = 0 [pid 6399] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6398] <... futex resumed>) = 0 [pid 6397] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6396] +++ exited with 0 +++ [pid 6400] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6390] +++ exited with 0 +++ [pid 6387] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6403 attached [pid 6400] <... futex resumed>) = 0 [pid 6398] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6400] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6399] <... clone3 resumed> => {parent_tid=[6403]}, 88) = 6403 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6387] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [pid 6398] <... futex resumed>) = 0 [pid 6387] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6404 attached [pid 6403] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6398] openat(AT_FDCWD, NULL, O_RDONLY [pid 6397] <... clone3 resumed> => {parent_tid=[6404]}, 88) = 6404 [pid 6391] <... unshare resumed>) = 0 [pid 6387] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6403] <... rseq resumed>) = 0 [pid 6400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6398] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6397] rt_sigprocmask(SIG_SETMASK, [], [pid 6391] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] set_robust_list(0x7f20a719c9a0, 24 [pid 6400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6399] <... futex resumed>) = 0 [pid 6398] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6391] <... futex resumed>) = 0 [pid 6403] <... set_robust_list resumed>) = 0 [pid 6400] <... mmap resumed>) = 0x7f20a717c000 [pid 6399] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6398] <... futex resumed>) = 1 [pid 6397] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6387] <... futex resumed>) = 0 [pid 6404] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6403] rt_sigprocmask(SIG_SETMASK, [], [pid 6400] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6398] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6397] <... futex resumed>) = 0 [pid 6391] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6387] exit_group(0 [pid 6404] <... rseq resumed>) = 0 [pid 6403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] <... mprotect resumed>) = 0 [pid 6398] <... futex resumed>) = ? [pid 6397] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6391] <... futex resumed>) = ? [pid 6387] <... exit_group resumed>) = ? [pid 6404] set_robust_list(0x7f20a719c9a0, 24 [pid 6403] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6398] +++ exited with 0 +++ [pid 6391] +++ exited with 0 +++ [pid 6404] <... set_robust_list resumed>) = 0 [pid 6388] +++ exited with 0 +++ [pid 6387] +++ exited with 0 +++ [pid 6404] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6404] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET./strace-static-x86_64: Process 6406 attached [pid 6400] <... clone3 resumed> => {parent_tid=[6406]}, 88) = 6406 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6405 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6405 attached [pid 6406] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6406] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6406] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] set_robust_list(0x55556c2686a0, 24 [pid 6400] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... set_robust_list resumed>) = 0 [pid 6406] <... futex resumed>) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6400] <... futex resumed>) = 1 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6407 [pid 6400] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6406] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6405] <... prctl resumed>) = 0 [pid 6405] setpgid(0, 0) = 0 [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6407 attached ) = 3 [pid 6405] write(3, "1000", 4 [pid 6407] set_robust_list(0x55556c2686a0, 24 [pid 6405] <... write resumed>) = 4 [pid 6405] close(3executing program ) = 0 [pid 6405] write(1, "executing program\n", 18) = 18 [pid 6405] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... set_robust_list resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6405] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6407] <... prctl resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6407] setpgid(0, 0 [pid 6405] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6408 attached => {parent_tid=[6408]}, 88) = 6408 [pid 6408] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6407] <... setpgid resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6408] <... rseq resumed>) = 0 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6408] set_robust_list(0x7f20a719c9a0, 24 [pid 6407] <... openat resumed>) = 3 [pid 6405] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6407] write(3, "1000", 4 [pid 6405] <... futex resumed>) = 0 [pid 6407] <... write resumed>) = 4 [pid 6407] close(3 [pid 6405] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6407] <... close resumed>) = 0 [pid 6408] <... set_robust_list resumed>) = 0 [pid 6407] write(1, "executing program\n", 18 [pid 6399] <... futex resumed>) = 0 [pid 6397] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6408] rt_sigprocmask(SIG_SETMASK, [], [pid 6399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6397] <... futex resumed>) = 0 [pid 6399] <... mmap resumed>) = 0x7f20a715b000 [pid 6397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6397] <... mmap resumed>) = 0x7f20a715b000 [pid 6408] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6399] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6397] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6399] <... mprotect resumed>) = 0 [pid 6397] <... mprotect resumed>) = 0 [pid 6399] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6399] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6397] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6399] <... clone3 resumed> => {parent_tid=[6409]}, 88) = 6409 [pid 6397] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6399] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}executing program [pid 6399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... write resumed>) = 18 ./strace-static-x86_64: Process 6410 attached ./strace-static-x86_64: Process 6409 attached [pid 6410] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6407] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... rseq resumed>) = 0 [pid 6409] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6407] <... futex resumed>) = 0 [pid 6410] set_robust_list(0x7f20a717b9a0, 24 [pid 6409] <... rseq resumed>) = 0 [pid 6407] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6410] <... set_robust_list resumed>) = 0 [pid 6409] set_robust_list(0x7f20a717b9a0, 24 [pid 6407] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6410] rt_sigprocmask(SIG_SETMASK, [], [pid 6409] <... set_robust_list resumed>) = 0 [pid 6407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6409] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6409] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6407] <... mmap resumed>) = 0x7f20a717c000 [pid 6399] <... futex resumed>) = 0 [pid 6397] <... clone3 resumed> => {parent_tid=[6410]}, 88) = 6410 [pid 6409] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6399] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6399] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6399] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6397] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... futex resumed>) = 1 [pid 6397] <... futex resumed>) = 1 [pid 6397] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6400] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6409] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6400] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6410] <... futex resumed>) = 0 [pid 6409] <... socket resumed>) = 3 [pid 6407] <... mprotect resumed>) = 0 [pid 6400] <... mprotect resumed>) = 0 [pid 6399] <... futex resumed>) = 0 [pid 6410] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6409] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6399] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6409] <... futex resumed>) = 0 [pid 6407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6399] <... futex resumed>) = 0 [pid 6410] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] ioctl(3, SIOCSIFFLAGS, NULL [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6399] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6412 attached ./strace-static-x86_64: Process 6411 attached [pid 6410] <... futex resumed>) = 1 [pid 6409] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6397] <... futex resumed>) = 0 [pid 6412] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6411] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6410] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6409] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... clone3 resumed> => {parent_tid=[6411]}, 88) = 6411 [pid 6400] <... clone3 resumed> => {parent_tid=[6412]}, 88) = 6412 [pid 6397] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... rseq resumed>) = 0 [pid 6411] <... rseq resumed>) = 0 [pid 6410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6409] <... futex resumed>) = 1 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 6400] rt_sigprocmask(SIG_SETMASK, [], [pid 6399] <... futex resumed>) = 0 [pid 6397] <... futex resumed>) = 0 [pid 6412] set_robust_list(0x7f20a717b9a0, 24 [pid 6411] set_robust_list(0x7f20a719c9a0, 24 [pid 6410] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6409] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... set_robust_list resumed>) = 0 [pid 6411] <... set_robust_list resumed>) = 0 [pid 6409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6399] <... futex resumed>) = 0 [pid 6412] rt_sigprocmask(SIG_SETMASK, [], [pid 6411] rt_sigprocmask(SIG_SETMASK, [], [pid 6410] <... socket resumed>) = 3 [pid 6409] openat(AT_FDCWD, NULL, O_RDONLY [pid 6407] <... futex resumed>) = 0 [pid 6400] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6410] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6407] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] <... futex resumed>) = 0 [pid 6412] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6411] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6410] <... futex resumed>) = 1 [pid 6409] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6397] <... futex resumed>) = 0 [pid 6412] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6409] <... futex resumed>) = 1 [pid 6397] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6399] <... futex resumed>) = 0 [pid 6412] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 1 [pid 6409] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... futex resumed>) = 0 [pid 6397] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6410] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6410] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] <... futex resumed>) = 1 [pid 6400] <... futex resumed>) = 1 [pid 6397] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 0 [pid 6410] openat(AT_FDCWD, NULL, O_RDONLY [pid 6400] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6397] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... socket resumed>) = 3 [pid 6410] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6397] <... futex resumed>) = 0 [pid 6397] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6410] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6397] <... futex resumed>) = 0 [pid 6410] <... futex resumed>) = 1 [pid 6410] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6400] <... futex resumed>) = 0 [pid 6412] <... futex resumed>) = 1 [pid 6400] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] ioctl(3, SIOCSIFFLAGS, NULL [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6412] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6412] <... futex resumed>) = 1 [pid 6400] <... futex resumed>) = 0 [pid 6400] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] openat(AT_FDCWD, NULL, O_RDONLY [pid 6405] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6412] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6400] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6412] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6400] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6412] <... futex resumed>) = 0 [pid 6412] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] <... mmap resumed>) = 0x7f20a715b000 [pid 6400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6414 attached [pid 6414] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6405] <... clone3 resumed> => {parent_tid=[6414]}, 88) = 6414 [pid 6414] <... rseq resumed>) = 0 [pid 6405] rt_sigprocmask(SIG_SETMASK, [], [pid 6414] set_robust_list(0x7f20a717b9a0, 24 [pid 6407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6404] <... unshare resumed>) = 0 [pid 6414] <... set_robust_list resumed>) = 0 [pid 6407] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] rt_sigprocmask(SIG_SETMASK, [], [pid 6407] <... futex resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6405] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6407] <... mmap resumed>) = 0x7f20a715b000 [pid 6414] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6407] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6414] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6407] <... mprotect resumed>) = 0 [pid 6406] <... unshare resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6404] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6403] <... unshare resumed>) = 0 [pid 6414] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6406] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] exit_group(0 [pid 6397] exit_group(0 [pid 6414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6405] <... futex resumed>) = 0 [pid 6404] <... futex resumed>) = ? [pid 6403] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6400] <... exit_group resumed>) = ? [pid 6397] <... exit_group resumed>) = ? [pid 6414] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6412] <... futex resumed>) = ? [pid 6410] <... futex resumed>) = ? [pid 6407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6406] <... futex resumed>) = ? [pid 6405] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6404] +++ exited with 0 +++ [pid 6414] <... socket resumed>) = 3 [pid 6412] +++ exited with 0 +++ [pid 6403] <... futex resumed>) = 0 [pid 6403] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6399] exit_group(0 [pid 6409] <... futex resumed>) = ? [pid 6403] <... futex resumed>) = ? [pid 6399] <... exit_group resumed>) = ? [pid 6414] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6409] +++ exited with 0 +++ [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6403] +++ exited with 0 +++ [pid 6414] <... futex resumed>) = 0 [pid 6405] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] ioctl(3, SIOCSIFFLAGS, NULL [pid 6405] <... futex resumed>) = 0 [pid 6414] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6410] +++ exited with 0 +++ [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6406] +++ exited with 0 +++ [pid 6405] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6400] +++ exited with 0 +++ [pid 6397] +++ exited with 0 +++ [pid 6414] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6397, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6407] <... clone3 resumed> => {parent_tid=[6417]}, 88) = 6417 [pid 6414] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6405] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6414] openat(AT_FDCWD, NULL, O_RDONLY [pid 6407] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6405] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6414] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6407] <... futex resumed>) = 0 [pid 6414] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] <... restart_syscall resumed>) = 0 [pid 6414] <... futex resumed>) = 1 [pid 5819] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6417 attached [pid 6414] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6411] <... unshare resumed>) = 0 [pid 6405] <... futex resumed>) = 0 [pid 6399] +++ exited with 0 +++ [pid 6417] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6411] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6399, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 6419 attached [pid 6417] <... rseq resumed>) = 0 [pid 6411] <... futex resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6420 attached [pid 6419] set_robust_list(0x55556c2686a0, 24 [pid 6417] set_robust_list(0x7f20a717b9a0, 24 [pid 6411] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6419 [pid 6419] <... set_robust_list resumed>) = 0 [pid 6417] <... set_robust_list resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6420 [pid 6417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6417] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6417] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6420] set_robust_list(0x55556c2686a0, 24 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6417] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... prctl resumed>) = 0 [pid 6420] <... set_robust_list resumed>) = 0 [pid 6411] <... futex resumed>) = 0 [pid 6407] <... futex resumed>) = 1 [pid 6419] setpgid(0, 0 [pid 6411] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6407] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... setpgid resumed>) = 0 [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6411] <... socket resumed>) = 3 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6420] <... prctl resumed>) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6411] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6411] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] <... openat resumed>) = 3 [pid 6407] <... futex resumed>) = 0 [pid 6419] write(3, "1000", 4 [pid 6407] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6422 attached [pid 6419] <... write resumed>) = 4 [pid 6407] <... futex resumed>) = 1 [pid 6419] close(3 [pid 6420] setpgid(0, 0 [pid 6407] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6422] set_robust_list(0x55556c2686a0, 24 [pid 6420] <... setpgid resumed>) = 0 [pid 6419] <... close resumed>) = 0 [pid 6411] <... futex resumed>) = 0 [pid 6408] <... unshare resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6422 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6419] write(1, "executing program\n", 18 [pid 6408] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... write resumed>) = 18 [pid 6411] ioctl(3, SIOCSIFFLAGS, NULL [pid 6405] exit_group(0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6419] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6414] <... futex resumed>) = ? [pid 6411] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6408] <... futex resumed>) = ? [pid 6405] <... exit_group resumed>) = ? [pid 6422] <... prctl resumed>) = 0 [pid 6420] <... openat resumed>) = 3 [pid 6419] <... futex resumed>) = 0 [pid 6414] +++ exited with 0 +++ [pid 6422] setpgid(0, 0 [pid 6420] write(3, "1000", 4 [pid 6419] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6411] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... setpgid resumed>) = 0 [pid 6420] <... write resumed>) = 4 [pid 6419] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6411] <... futex resumed>) = 1 [pid 6407] <... futex resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6420] close(3 [pid 6419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6411] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6407] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... openat resumed>) = 3 [pid 6420] <... close resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6411] openat(AT_FDCWD, NULL, O_RDONLY [pid 6407] <... futex resumed>) = 0 executing program [pid 6420] write(1, "executing program\n", 18 [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6411] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6408] +++ exited with 0 +++ [pid 6422] write(3, "1000", 4 [pid 6407] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6405] +++ exited with 0 +++ [pid 6422] <... write resumed>) = 4 executing program [pid 6420] <... write resumed>) = 18 [pid 6419] <... mmap resumed>) = 0x7f20a717c000 [pid 6411] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6422] close(3 [pid 6420] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6411] <... futex resumed>) = 0 [pid 6422] <... close resumed>) = 0 [pid 6411] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6407] exit_group(0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6419] <... mprotect resumed>) = 0 [pid 6422] write(1, "executing program\n", 18 [pid 6420] <... futex resumed>) = 0 [pid 6417] <... futex resumed>) = ? [pid 6411] <... futex resumed>) = ? [pid 6407] <... exit_group resumed>) = ? [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6422] <... write resumed>) = 18 [pid 6420] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6417] +++ exited with 0 +++ [pid 6411] +++ exited with 0 +++ [pid 6422] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6422] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6422] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6420] <... mmap resumed>) = 0x7f20a717c000 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6422] <... mmap resumed>) = 0x7f20a717c000 [pid 6422] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6420] <... mprotect resumed>) = 0 [pid 6422] <... mprotect resumed>) = 0 [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6422] <... 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6423 attached ./strace-static-x86_64: Process 6425 attached ./strace-static-x86_64: Process 6424 attached [pid 6423] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6420] <... clone3 resumed> => {parent_tid=[6423]}, 88) = 6423 [pid 6407] +++ exited with 0 +++ [pid 5817] <... restart_syscall resumed>) = 0 [pid 6425] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6424] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6423] <... rseq resumed>) = 0 [pid 6422] <... clone3 resumed> => {parent_tid=[6424]}, 88) = 6424 [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6419] <... clone3 resumed> => {parent_tid=[6425]}, 88) = 6425 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6407, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6425] <... rseq resumed>) = 0 [pid 6424] <... rseq resumed>) = 0 [pid 6423] set_robust_list(0x7f20a719c9a0, 24 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6425] set_robust_list(0x7f20a719c9a0, 24 [pid 6424] set_robust_list(0x7f20a719c9a0, 24 [pid 6423] <... set_robust_list resumed>) = 0 [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] <... set_robust_list resumed>) = 0 [pid 6424] <... set_robust_list resumed>) = 0 [pid 6423] rt_sigprocmask(SIG_SETMASK, [], [pid 6422] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6419] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6425] rt_sigprocmask(SIG_SETMASK, [], [pid 6424] rt_sigprocmask(SIG_SETMASK, [], [pid 6423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6420] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... futex resumed>) = 0 [pid 6425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6423] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6422] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6419] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6426 attached ./strace-static-x86_64: Process 6427 attached [pid 6426] set_robust_list(0x55556c2686a0, 24 [pid 6424] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6426] <... set_robust_list resumed>) = 0 [pid 6427] set_robust_list(0x55556c2686a0, 24 [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6427 [pid 6427] <... set_robust_list resumed>) = 0 [pid 6426] <... prctl resumed>) = 0 [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] setpgid(0, 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6426 [pid 6427] <... prctl resumed>) = 0 [pid 6426] <... setpgid resumed>) = 0 [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] setpgid(0, 0) = 0 [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6426] <... openat resumed>) = 3 executing program executing program [pid 6427] write(3, "1000", 4 [pid 6426] write(3, "1000", 4 [pid 6427] <... write resumed>) = 4 [pid 6426] <... write resumed>) = 4 [pid 6427] close(3 [pid 6426] close(3 [pid 6427] <... close resumed>) = 0 [pid 6426] <... close resumed>) = 0 [pid 6427] write(1, "executing program\n", 18 [pid 6426] write(1, "executing program\n", 18 [pid 6427] <... write resumed>) = 18 [pid 6427] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6426] <... write resumed>) = 18 [pid 6426] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6426] <... futex resumed>) = 0 [pid 6427] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6426] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6426] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6427] <... mmap resumed>) = 0x7f20a717c000 [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6427] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6426] <... mmap resumed>) = 0x7f20a717c000 [pid 6427] <... mprotect resumed>) = 0 [pid 6426] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6427] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6426] <... mprotect resumed>) = 0 [pid 6427] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6426] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6428 attached [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6429 attached [pid 6427] <... clone3 resumed> => {parent_tid=[6428]}, 88) = 6428 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] <... clone3 resumed> => {parent_tid=[6429]}, 88) = 6429 [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6429] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6428] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6429] <... rseq resumed>) = 0 [pid 6427] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] <... futex resumed>) = 0 [pid 6426] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6428] <... rseq resumed>) = 0 [pid 6429] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6428] set_robust_list(0x7f20a719c9a0, 24 [pid 6429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6428] <... set_robust_list resumed>) = 0 [pid 6429] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6428] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6422] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6419] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6422] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6422] <... mmap resumed>) = 0x7f20a715b000 [pid 6420] <... mmap resumed>) = 0x7f20a715b000 [pid 6419] <... mmap resumed>) = 0x7f20a715b000 [pid 6422] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6420] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6419] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6422] <... mprotect resumed>) = 0 [pid 6420] <... mprotect resumed>) = 0 [pid 6422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6420] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6419] <... mprotect resumed>) = 0 [pid 6422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6419] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6432 attached ./strace-static-x86_64: Process 6431 attached [pid 6422] <... clone3 resumed> => {parent_tid=[6431]}, 88) = 6431 [pid 6420] <... clone3 resumed> => {parent_tid=[6430]}, 88) = 6430 [pid 6422] rt_sigprocmask(SIG_SETMASK, [], [pid 6420] rt_sigprocmask(SIG_SETMASK, [], [pid 6419] <... clone3 resumed> => {parent_tid=[6432]}, 88) = 6432 ./strace-static-x86_64: Process 6430 attached [pid 6422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [], [pid 6430] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6422] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... rseq resumed>) = 0 [pid 6422] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6430] set_robust_list(0x7f20a717b9a0, 24 [pid 6422] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6431] <... rseq resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6432] <... rseq resumed>) = 0 [pid 6431] set_robust_list(0x7f20a717b9a0, 24 [pid 6430] <... set_robust_list resumed>) = 0 [pid 6419] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] set_robust_list(0x7f20a717b9a0, 24 [pid 6431] <... set_robust_list resumed>) = 0 [pid 6430] rt_sigprocmask(SIG_SETMASK, [], [pid 6432] <... set_robust_list resumed>) = 0 [pid 6431] rt_sigprocmask(SIG_SETMASK, [], [pid 6432] rt_sigprocmask(SIG_SETMASK, [], [pid 6431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6431] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6430] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6432] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6431] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6432] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6431] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6432] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = 1 [pid 6430] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 6431] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... futex resumed>) = 1 [pid 6422] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6432] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6422] <... futex resumed>) = 0 [pid 6420] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6422] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6432] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6431] <... socket resumed>) = 3 [pid 6430] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6420] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] <... socket resumed>) = 3 [pid 6431] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] <... socket resumed>) = 3 [pid 6432] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = 1 [pid 6430] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 6431] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... futex resumed>) = 1 [pid 6422] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6432] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6422] <... futex resumed>) = 0 [pid 6420] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6431] ioctl(3, SIOCSIFFLAGS, NULL [pid 6430] ioctl(3, SIOCSIFFLAGS, NULL [pid 6427] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6422] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6420] <... futex resumed>) = 0 [pid 6419] <... futex resumed>) = 0 [pid 6432] ioctl(3, SIOCSIFFLAGS, NULL [pid 6431] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6430] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6427] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6431] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 0 [pid 6430] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = 1 [pid 6430] <... futex resumed>) = 1 [pid 6427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6422] <... futex resumed>) = 0 [pid 6420] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = 1 [pid 6431] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... mmap resumed>) = 0x7f20a715b000 [pid 6426] <... mmap resumed>) = 0x7f20a715b000 [pid 6422] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6430] openat(AT_FDCWD, NULL, O_RDONLY [pid 6420] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6419] <... futex resumed>) = 0 [pid 6432] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6430] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6420] <... futex resumed>) = 0 [pid 6430] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6420] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6430] <... futex resumed>) = 0 [pid 6432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6422] <... futex resumed>) = 0 [pid 6419] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6432] openat(AT_FDCWD, NULL, O_RDONLY [pid 6426] <... mprotect resumed>) = 0 [pid 6422] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6419] <... futex resumed>) = 0 [pid 6432] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6426] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6419] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6432] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6430] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6426] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6432] <... futex resumed>) = 1 [pid 6431] openat(AT_FDCWD, NULL, O_RDONLY [pid 6427] <... mprotect resumed>) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6419] <... futex resumed>) = 0 [pid 6431] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6427] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6433 attached [pid 6431] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] <... clone3 resumed> => {parent_tid=[6433]}, 88) = 6433 [pid 6433] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6432] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] <... futex resumed>) = 1 [pid 6427] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6426] rt_sigprocmask(SIG_SETMASK, [], [pid 6422] <... futex resumed>) = 0 [pid 6433] <... rseq resumed>) = 0 [pid 6431] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6426] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6434 attached [pid 6433] set_robust_list(0x7f20a717b9a0, 24 [pid 6426] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... clone3 resumed> => {parent_tid=[6434]}, 88) = 6434 [pid 6426] <... futex resumed>) = 0 [pid 6434] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6433] <... set_robust_list resumed>) = 0 [pid 6427] rt_sigprocmask(SIG_SETMASK, [], [pid 6426] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] <... rseq resumed>) = 0 [pid 6433] rt_sigprocmask(SIG_SETMASK, [], [pid 6427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6434] set_robust_list(0x7f20a717b9a0, 24 [pid 6433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6427] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... set_robust_list resumed>) = 0 [pid 6433] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6427] <... futex resumed>) = 0 [pid 6434] rt_sigprocmask(SIG_SETMASK, [], [pid 6433] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6427] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6433] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6433] <... futex resumed>) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6434] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6433] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6426] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... futex resumed>) = 0 [pid 6434] <... futex resumed>) = 1 [pid 6433] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6433] <... socket resumed>) = 3 [pid 6427] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6434] <... socket resumed>) = 3 [pid 6433] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] <... futex resumed>) = 1 [pid 6434] <... futex resumed>) = 0 [pid 6433] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... futex resumed>) = 0 [pid 6434] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6424] <... unshare resumed>) = 0 [pid 6434] <... futex resumed>) = 0 [pid 6433] <... futex resumed>) = 0 [pid 6427] <... futex resumed>) = 1 [pid 6426] <... futex resumed>) = 1 [pid 6424] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6422] exit_group(0 [pid 6434] ioctl(3, SIOCSIFFLAGS, NULL [pid 6433] ioctl(3, SIOCSIFFLAGS, NULL [pid 6427] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6426] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6422] <... exit_group resumed>) = ? [pid 6434] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6433] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6424] <... futex resumed>) = ? [pid 6434] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... futex resumed>) = 1 [pid 6433] <... futex resumed>) = 1 [pid 6427] <... futex resumed>) = 0 [pid 6426] <... futex resumed>) = 0 [pid 6434] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6427] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6426] <... futex resumed>) = 0 [pid 6434] openat(AT_FDCWD, NULL, O_RDONLY [pid 6433] openat(AT_FDCWD, NULL, O_RDONLY [pid 6431] <... futex resumed>) = ? [pid 6427] <... futex resumed>) = 0 [pid 6426] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6424] +++ exited with 0 +++ [pid 6434] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6433] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6427] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6434] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6433] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6434] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6433] <... futex resumed>) = 1 [pid 6426] <... futex resumed>) = 0 [pid 6433] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6431] +++ exited with 0 +++ [pid 6422] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6422, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6436 ./strace-static-x86_64: Process 6436 attached [pid 6436] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6436] setpgid(0, 0) = 0 [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6436] write(3, "1000", 4) = 4 [pid 6436] close(3) = 0 [pid 6436] write(1, "executing program\n", 18executing program ) = 18 [pid 6436] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6436] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6437 attached [pid 6437] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6436] <... clone3 resumed> => {parent_tid=[6437]}, 88) = 6437 [pid 6437] <... rseq resumed>) = 0 [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6437] set_robust_list(0x7f20a719c9a0, 24 [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6437] <... set_robust_list resumed>) = 0 [pid 6436] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] rt_sigprocmask(SIG_SETMASK, [], [pid 6436] <... futex resumed>) = 0 [pid 6437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6436] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6437] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6436] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6436] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6438 attached [pid 6438] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6438] set_robust_list(0x7f20a717b9a0, 24 [pid 6436] <... clone3 resumed> => {parent_tid=[6438]}, 88) = 6438 [pid 6438] <... set_robust_list resumed>) = 0 [pid 6436] rt_sigprocmask(SIG_SETMASK, [], [pid 6438] rt_sigprocmask(SIG_SETMASK, [], [pid 6436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6436] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6436] <... futex resumed>) = 0 [pid 6438] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6436] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6436] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6438] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6436] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... socket resumed>) = 3 [pid 6438] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6436] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6438] ioctl(3, SIOCSIFFLAGS, NULL [pid 6436] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6438] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6438] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6436] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6436] <... futex resumed>) = 0 [pid 6438] openat(AT_FDCWD, NULL, O_RDONLY [pid 6436] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6438] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6438] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6436] <... futex resumed>) = 0 [pid 6438] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6423] <... unshare resumed>) = 0 [pid 6429] <... unshare resumed>) = 0 [pid 6429] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6426] exit_group(0 [pid 6433] <... futex resumed>) = ? [pid 6426] <... exit_group resumed>) = ? [pid 6423] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6433] +++ exited with 0 +++ [pid 6429] <... futex resumed>) = ? [pid 6423] <... futex resumed>) = 0 [pid 6420] exit_group(0) = ? [pid 6430] <... futex resumed>) = ? [pid 6423] +++ exited with 0 +++ [pid 6429] +++ exited with 0 +++ [pid 6426] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6430] +++ exited with 0 +++ [pid 6420] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 5817] <... restart_syscall resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6442 attached [pid 6442] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6442 [pid 6442] <... set_robust_list resumed>) = 0 [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6442] setpgid(0, 0) = 0 [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6428] <... unshare resumed>) = 0 [pid 6442] <... openat resumed>) = 3 [pid 6428] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6428] <... futex resumed>) = 0 [pid 6428] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] write(3, "1000", 4) = 4 [pid 6442] close(3 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6442] <... close resumed>) = 0 [pid 6427] exit_group(0 [pid 6442] write(1, "executing program\n", 18 [pid 6434] <... futex resumed>) = ? [pid 6428] <... futex resumed>) = ? [pid 6427] <... exit_group resumed>) = ? executing program ./strace-static-x86_64: Process 6443 attached [pid 6442] <... write resumed>) = 18 [pid 6434] +++ exited with 0 +++ [pid 6428] +++ exited with 0 +++ [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6443 [pid 6443] set_robust_list(0x55556c2686a0, 24 [pid 6442] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6442] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6443] <... set_robust_list resumed>) = 0 [pid 6442] <... mmap resumed>) = 0x7f20a717c000 [pid 6427] +++ exited with 0 +++ [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6427, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6442] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6443] <... prctl resumed>) = 0 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5814] <... restart_syscall resumed>) = 0 [pid 6443] setpgid(0, 0./strace-static-x86_64: Process 6444 attached ) = 0 [pid 6442] <... clone3 resumed> => {parent_tid=[6444]}, 88) = 6444 [pid 6444] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6446 attached [pid 6444] <... rseq resumed>) = 0 [pid 6443] <... openat resumed>) = 3 [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6425] <... unshare resumed>) = 0 [pid 6444] set_robust_list(0x7f20a719c9a0, 24 [pid 6443] write(3, "1000", 4 [pid 6442] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6443] <... write resumed>) = 4 [pid 6425] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] close(3 [pid 6444] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] <... close resumed>) = 0 [pid 6442] <... futex resumed>) = 0 [pid 6425] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6446 [pid 6446] <... prctl resumed>) = 0 [pid 6444] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6443] write(1, "executing program\n", 18 [pid 6442] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6425] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6419] exit_group(0executing program [pid 6443] <... write resumed>) = 18 [pid 6432] <... futex resumed>) = ? [pid 6425] <... futex resumed>) = ? [pid 6419] <... exit_group resumed>) = ? [pid 6432] +++ exited with 0 +++ [pid 6446] setpgid(0, 0 [pid 6443] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6437] <... unshare resumed>) = 0 [pid 6425] +++ exited with 0 +++ [pid 6419] +++ exited with 0 +++ [pid 6446] <... setpgid resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6443] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6446] <... openat resumed>) = 3 [pid 6443] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6437] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] write(3, "1000", 4 [pid 6443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6437] <... futex resumed>) = 0 [pid 6436] exit_group(0 [pid 6446] <... write resumed>) = 4 [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6438] <... futex resumed>) = ? [pid 6436] <... exit_group resumed>) = ? [pid 6446] close(3 [pid 6443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6438] +++ exited with 0 +++ [pid 6446] <... close resumed>) = 0 [pid 6443] <... mmap resumed>) = 0x7f20a717c000 [pid 6437] +++ exited with 0 +++ executing program [pid 6446] write(1, "executing program\n", 18 [pid 6443] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6446] <... write resumed>) = 18 [pid 6443] <... mprotect resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6448 attached [pid 6446] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] set_robust_list(0x55556c2686a0, 24 [pid 6446] <... futex resumed>) = 0 [pid 6443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6446] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6448] <... set_robust_list resumed>) = 0 [pid 6446] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6449 attached [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6436] +++ exited with 0 +++ [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6448 [pid 6449] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6448] <... prctl resumed>) = 0 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6443] <... clone3 resumed> => {parent_tid=[6449]}, 88) = 6449 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6449] <... rseq resumed>) = 0 [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] <... mmap resumed>) = 0x7f20a717c000 [pid 6449] set_robust_list(0x7f20a719c9a0, 24 [pid 6446] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6449] <... set_robust_list resumed>) = 0 [pid 6448] setpgid(0, 0 [pid 6443] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6450 attached [pid 6449] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] <... setpgid resumed>) = 0 [pid 6443] <... futex resumed>) = 0 [pid 6449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] <... mprotect resumed>) = 0 [pid 6443] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6449] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6450] set_robust_list(0x55556c2686a0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6450 [pid 6450] <... set_robust_list resumed>) = 0 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] <... openat resumed>) = 3 [pid 6446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6442] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6448] write(3, "1000", 4 [pid 6442] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... prctl resumed>) = 0 [pid 6448] <... write resumed>) = 4 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6442] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6451 attached [pid 6450] setpgid(0, 0 [pid 6448] close(3 [pid 6442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6451] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6450] <... setpgid resumed>) = 0 [pid 6448] <... close resumed>) = 0 [pid 6446] <... clone3 resumed> => {parent_tid=[6451]}, 88) = 6451 [pid 6442] <... mmap resumed>) = 0x7f20a715b000 [pid 6451] <... rseq resumed>) = 0 executing program [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6448] write(1, "executing program\n", 18 [pid 6446] rt_sigprocmask(SIG_SETMASK, [], [pid 6442] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6451] set_robust_list(0x7f20a719c9a0, 24 [pid 6450] <... openat resumed>) = 3 [pid 6448] <... write resumed>) = 18 [pid 6446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... unshare resumed>) = 0 [pid 6442] <... mprotect resumed>) = 0 [pid 6451] <... set_robust_list resumed>) = 0 [pid 6450] write(3, "1000", 4 [pid 6448] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6453 attached [pid 6453] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6442] <... clone3 resumed> => {parent_tid=[6453]}, 88) = 6453 [pid 6453] <... rseq resumed>) = 0 [pid 6442] rt_sigprocmask(SIG_SETMASK, [], [pid 6453] set_robust_list(0x7f20a717b9a0, 24 [pid 6442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6453] <... set_robust_list resumed>) = 0 [pid 6451] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] <... futex resumed>) = 0 [pid 6444] <... futex resumed>) = 0 [pid 6442] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = 0 executing program [pid 6453] rt_sigprocmask(SIG_SETMASK, [], [pid 6451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... write resumed>) = 4 [pid 6448] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6446] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6444] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] <... futex resumed>) = 0 [pid 6451] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6450] close(3 [pid 6448] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6450] <... close resumed>) = 0 [pid 6448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6450] write(1, "executing program\n", 18 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... write resumed>) = 18 [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... mmap resumed>) = 0x7f20a717c000 [pid 6442] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6453] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6453] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6453] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... futex resumed>) = 0 [pid 6442] <... futex resumed>) = 1 [pid 6448] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6444] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6442] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6450] <... futex resumed>) = 0 [pid 6448] <... mprotect resumed>) = 0 [pid 6444] <... socket resumed>) = 3 [pid 6450] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6444] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6444] <... futex resumed>) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6444] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6454 attached [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... futex resumed>) = 0 [pid 6454] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] <... clone3 resumed> => {parent_tid=[6454]}, 88) = 6454 [pid 6444] ioctl(3, SIOCSIFFLAGS, NULL [pid 6442] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... rseq resumed>) = 0 [pid 6444] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6454] set_robust_list(0x7f20a719c9a0, 24 [pid 6444] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6444] <... futex resumed>) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6454] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6444] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] <... mmap resumed>) = 0x7f20a717c000 [pid 6442] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6442] <... futex resumed>) = 0 [pid 6454] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6444] openat(AT_FDCWD, NULL, O_RDONLY [pid 6442] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] <... mprotect resumed>) = 0 [pid 6448] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6444] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6454] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6444] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6448] <... futex resumed>) = 0 [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6448] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6444] <... futex resumed>) = 1 [pid 6442] <... futex resumed>) = 0 [pid 6444] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6442] exit_group(0./strace-static-x86_64: Process 6455 attached [pid 6453] <... futex resumed>) = ? [pid 6450] <... clone3 resumed> => {parent_tid=[6455]}, 88) = 6455 [pid 6444] <... futex resumed>) = ? [pid 6442] <... exit_group resumed>) = ? [pid 6453] +++ exited with 0 +++ [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6444] +++ exited with 0 +++ [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6455] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6450] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... rseq resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6455] set_robust_list(0x7f20a719c9a0, 24 [pid 6450] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] <... set_robust_list resumed>) = 0 [pid 6455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6442] +++ exited with 0 +++ [pid 6455] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6442, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... restart_syscall resumed>) = 0 [pid 6443] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6443] <... mmap resumed>) = 0x7f20a715b000 [pid 6443] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6456 attached [pid 6446] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6446] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6443] <... mprotect resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6456 [pid 6456] set_robust_list(0x55556c2686a0, 24 [pid 6446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6456] <... set_robust_list resumed>) = 0 [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6456] setpgid(0, 0) = 0 [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6446] <... mmap resumed>) = 0x7f20a715b000 [pid 6443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6446] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6456] <... openat resumed>) = 3 [pid 6446] <... mprotect resumed>) = 0 [pid 6456] write(3, "1000", 4./strace-static-x86_64: Process 6457 attached ) = 4 [pid 6446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6456] close(3 [pid 6443] <... clone3 resumed> => {parent_tid=[6457]}, 88) = 6457 [pid 6446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6443] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6456] <... close resumed>) = 0 [pid 6443] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6458 attached [pid 6456] write(1, "executing program\n", 18 [pid 6443] <... futex resumed>) = 0 [pid 6446] <... clone3 resumed> => {parent_tid=[6458]}, 88) = 6458 [pid 6443] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6446] rt_sigprocmask(SIG_SETMASK, [], executing program NULL, 8) = 0 [pid 6458] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6457] <... rseq resumed>) = 0 [pid 6456] <... write resumed>) = 18 [pid 6446] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... rseq resumed>) = 0 [pid 6448] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6458] set_robust_list(0x7f20a717b9a0, 24 [pid 6448] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] <... futex resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6446] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6448] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6458] <... set_robust_list resumed>) = 0 [pid 6458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6448] <... mprotect resumed>) = 0 [pid 6458] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6456] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6458] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6458] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] set_robust_list(0x7f20a717b9a0, 24 [pid 6448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6457] <... set_robust_list resumed>) = 0 [pid 6457] rt_sigprocmask(SIG_SETMASK, [], [pid 6456] <... futex resumed>) = 0 [pid 6457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6458] <... futex resumed>) = 1 [pid 6457] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6446] <... futex resumed>) = 0 [pid 6458] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6457] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6456] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6446] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6457] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6456] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6446] <... futex resumed>) = 0 [pid 6458] <... socket resumed>) = 3 [pid 6457] <... futex resumed>) = 1 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6446] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... futex resumed>) = 0 [pid 6458] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6443] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6458] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6456] <... mmap resumed>) = 0x7f20a717c000 [pid 6446] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6458] ioctl(3, SIOCSIFFLAGS, NULL [pid 6457] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6456] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6446] <... futex resumed>) = 0 [pid 6443] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6457] <... socket resumed>) = 3 [pid 6456] <... mprotect resumed>) = 0 [pid 6450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6446] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6459 attached [pid 6458] <... futex resumed>) = 0 [pid 6457] <... futex resumed>) = 1 [pid 6456] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6450] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6459] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6457] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6450] <... futex resumed>) = 0 [pid 6448] <... clone3 resumed> => {parent_tid=[6459]}, 88) = 6459 [pid 6443] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6460 attached [pid 6459] <... rseq resumed>) = 0 [pid 6458] openat(AT_FDCWD, NULL, O_RDONLY [pid 6457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6448] rt_sigprocmask(SIG_SETMASK, [], [pid 6446] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] <... futex resumed>) = 0 [pid 6459] set_robust_list(0x7f20a717b9a0, 24 [pid 6458] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6446] <... futex resumed>) = 0 [pid 6443] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6446] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6458] <... futex resumed>) = 0 [pid 6446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6458] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6460] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6459] <... set_robust_list resumed>) = 0 [pid 6457] ioctl(3, SIOCSIFFLAGS, NULL [pid 6456] <... clone3 resumed> => {parent_tid=[6460]}, 88) = 6460 [pid 6450] <... mmap resumed>) = 0x7f20a715b000 [pid 6448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6460] <... rseq resumed>) = 0 [pid 6459] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6456] rt_sigprocmask(SIG_SETMASK, [], [pid 6450] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6448] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] set_robust_list(0x7f20a719c9a0, 24 [pid 6459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6457] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6450] <... mprotect resumed>) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6460] <... set_robust_list resumed>) = 0 [pid 6457] <... futex resumed>) = 1 [pid 6459] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6456] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] rt_sigprocmask(SIG_SETMASK, [], [pid 6457] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] <... futex resumed>) = 0 [pid 6459] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6460] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6459] <... futex resumed>) = 1 [pid 6450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6448] <... futex resumed>) = 0 [pid 6456] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6443] <... futex resumed>) = 0 [pid 6443] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6457] <... futex resumed>) = 0 [pid 6443] <... futex resumed>) = 1 [pid 6457] openat(AT_FDCWD, NULL, O_RDONLY [pid 6443] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6457] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6459] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6457] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6448] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6457] <... futex resumed>) = 1 [pid 6443] <... futex resumed>) = 0 [pid 6457] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6448] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] <... socket resumed>) = 3 [pid 6459] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6459] <... futex resumed>) = 0 [pid 6459] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] <... clone3 resumed> => {parent_tid=[6461]}, 88) = 6461 [pid 6459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6448] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6461 attached [pid 6459] ioctl(3, SIOCSIFFLAGS, NULL [pid 6450] rt_sigprocmask(SIG_SETMASK, [], [pid 6448] <... futex resumed>) = 0 [pid 6461] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6459] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6448] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6459] <... futex resumed>) = 0 [pid 6450] <... futex resumed>) = 0 [pid 6448] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6459] openat(AT_FDCWD, NULL, O_RDONLY [pid 6450] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6448] <... futex resumed>) = 0 [pid 6459] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6448] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6459] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6459] <... futex resumed>) = 0 [pid 6459] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6461] <... rseq resumed>) = 0 [pid 6461] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6449] <... unshare resumed>) = 0 [pid 6461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6449] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6449] <... futex resumed>) = 0 [pid 6461] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6449] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6461] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6461] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6450] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6450] <... futex resumed>) = 0 [pid 6461] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6450] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] <... socket resumed>) = 3 [pid 6461] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6443] exit_group(0 [pid 6461] <... futex resumed>) = 1 [pid 6457] <... futex resumed>) = ? [pid 6450] <... futex resumed>) = 0 [pid 6449] <... futex resumed>) = ? [pid 6443] <... exit_group resumed>) = ? [pid 6457] +++ exited with 0 +++ [pid 6450] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6449] +++ exited with 0 +++ [pid 6461] ioctl(3, SIOCSIFFLAGS, NULL [pid 6450] <... futex resumed>) = 0 [pid 6461] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6450] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6461] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6443] +++ exited with 0 +++ [pid 6461] <... futex resumed>) = 0 [pid 6450] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6461] openat(AT_FDCWD, NULL, O_RDONLY [pid 6450] <... futex resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6461] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6450] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... restart_syscall resumed>) = 0 [pid 6461] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6450] <... futex resumed>) = 0 [pid 6461] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6463 attached [pid 6456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6456] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6456] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6456] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6463] set_robust_list(0x55556c2686a0, 24 [pid 6456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6463 ./strace-static-x86_64: Process 6464 attached [pid 6456] <... clone3 resumed> => {parent_tid=[6464]}, 88) = 6464 [pid 6456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6456] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... set_robust_list resumed>) = 0 [pid 6456] <... futex resumed>) = 0 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6456] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6464] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6463] <... prctl resumed>) = 0 [pid 6463] setpgid(0, 0 [pid 6464] <... rseq resumed>) = 0 [pid 6463] <... setpgid resumed>) = 0 [pid 6464] set_robust_list(0x7f20a717b9a0, 24 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6464] <... set_robust_list resumed>) = 0 [pid 6464] rt_sigprocmask(SIG_SETMASK, [], [pid 6463] <... openat resumed>) = 3 [pid 6464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6463] write(3, "1000", 4 [pid 6464] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6464] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... write resumed>) = 4 [pid 6464] <... futex resumed>) = 1 [pid 6463] close(3 [pid 6456] <... futex resumed>) = 0 [pid 6464] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6463] <... close resumed>) = 0 [pid 6456] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... socket resumed>) = 3 executing program [pid 6463] write(1, "executing program\n", 18 [pid 6456] <... futex resumed>) = 0 [pid 6464] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... write resumed>) = 18 [pid 6464] <... futex resumed>) = 0 [pid 6463] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6455] <... unshare resumed>) = 0 [pid 6464] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] <... futex resumed>) = 0 [pid 6456] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6463] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6463] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6456] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6456] <... futex resumed>) = 1 [pid 6464] ioctl(3, SIOCSIFFLAGS, NULL [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6456] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6455] <... futex resumed>) = 0 [pid 6464] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... mmap resumed>) = 0x7f20a717c000 [pid 6450] exit_group(0 [pid 6461] <... futex resumed>) = ? [pid 6450] <... exit_group resumed>) = ? [pid 6461] +++ exited with 0 +++ [pid 6463] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6464] <... futex resumed>) = 1 [pid 6456] <... futex resumed>) = 0 [pid 6464] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6456] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6456] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6466 attached [pid 6464] openat(AT_FDCWD, NULL, O_RDONLY [pid 6456] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6455] +++ exited with 0 +++ [pid 6450] +++ exited with 0 +++ [pid 6466] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6464] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6451] <... unshare resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6451] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6451] <... futex resumed>) = 0 [pid 6464] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] <... clone3 resumed> => {parent_tid=[6466]}, 88) = 6466 [pid 6456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6451] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6464] <... futex resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6464] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6463] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6446] exit_group(0 [pid 6466] <... rseq resumed>) = 0 [pid 6463] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6466] set_robust_list(0x7f20a719c9a0, 24 [pid 6458] <... futex resumed>) = ? [pid 6451] <... futex resumed>) = ? [pid 6446] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6468 attached [pid 6451] +++ exited with 0 +++ [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6468 [pid 6468] set_robust_list(0x55556c2686a0, 24 [pid 6466] <... set_robust_list resumed>) = 0 [pid 6458] +++ exited with 0 +++ [pid 6446] +++ exited with 0 +++ [pid 6468] <... set_robust_list resumed>) = 0 [pid 6466] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] <... prctl resumed>) = 0 [pid 6466] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6468] setpgid(0, 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6468] <... setpgid resumed>) = 0 [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6469 attached ) = 3 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6469 [pid 6468] write(3, "1000", 4) = 4 [pid 6468] close(3) = 0 executing program [pid 6468] write(1, "executing program\n", 18) = 18 [pid 6468] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] set_robust_list(0x55556c2686a0, 24 [pid 6468] <... futex resumed>) = 0 [pid 6469] <... set_robust_list resumed>) = 0 [pid 6468] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6469] <... prctl resumed>) = 0 [pid 6468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6469] setpgid(0, 0 [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6469] <... setpgid resumed>) = 0 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6469] write(3, "1000", 4) = 4 [pid 6469] close(3) = 0 [pid 6469] write(1, "executing program\n", 18) = 18 [pid 6469] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... mmap resumed>) = 0x7f20a717c000 [pid 6468] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6468] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6469] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6468] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6469] <... rt_sigaction resumed>NULL, 8) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6471 attached [pid 6469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6468] <... clone3 resumed> => {parent_tid=[6471]}, 88) = 6471 [pid 6460] <... unshare resumed>) = 0 [pid 6468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6468] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6469] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6471] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6472 attached ) = 0 [pid 6469] <... clone3 resumed> => {parent_tid=[6472]}, 88) = 6472 [pid 6471] set_robust_list(0x7f20a719c9a0, 24 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], [pid 6471] <... set_robust_list resumed>) = 0 [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6471] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6460] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... futex resumed>) = 0 [pid 6460] <... futex resumed>) = 0 [pid 6472] <... rseq resumed>) = 0 [pid 6472] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6472] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6460] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6456] exit_group(0 [pid 6469] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6464] <... futex resumed>) = ? [pid 6460] <... futex resumed>) = ? [pid 6456] <... exit_group resumed>) = ? [pid 6464] +++ exited with 0 +++ [pid 6463] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6463] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6460] +++ exited with 0 +++ [pid 6456] +++ exited with 0 +++ [pid 6463] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6456, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6463] <... mprotect resumed>) = 0 [pid 6463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6474]}, 88) = 6474 [pid 6463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6463] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6463] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6475 attached ./strace-static-x86_64: Process 6474 attached [pid 6454] <... unshare resumed>) = 0 [pid 6454] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6454] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6475 [pid 6474] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6448] exit_group(0 [pid 6474] <... rseq resumed>) = 0 [pid 6454] <... futex resumed>) = ? [pid 6448] <... exit_group resumed>) = ? [pid 6459] <... futex resumed>) = ? [pid 6454] +++ exited with 0 +++ [pid 6475] set_robust_list(0x55556c2686a0, 24 [pid 6474] set_robust_list(0x7f20a717b9a0, 24 [pid 6475] <... set_robust_list resumed>) = 0 [pid 6474] <... set_robust_list resumed>) = 0 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6474] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] <... prctl resumed>) = 0 [pid 6474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6474] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6475] setpgid(0, 0 [pid 6474] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6475] <... setpgid resumed>) = 0 [pid 6468] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6459] +++ exited with 0 +++ [pid 6448] +++ exited with 0 +++ [pid 6468] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6468] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6468] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6474] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6474] <... futex resumed>) = 1 [pid 6463] <... futex resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6463] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6475] <... openat resumed>) = 3 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6463] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6476 attached [pid 6475] write(3, "1000", 4 [pid 6474] <... socket resumed>) = 3 [pid 6463] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] <... write resumed>) = 4 [pid 6468] <... clone3 resumed> => {parent_tid=[6476]}, 88) = 6476 [pid 6475] close(3 [pid 6474] <... futex resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6475] <... close resumed>) = 0 [pid 6474] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] rt_sigprocmask(SIG_SETMASK, [], [pid 6469] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6463] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6476] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6463] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6477 attached [pid 6476] <... rseq resumed>) = 0 executing program [pid 6475] write(1, "executing program\n", 18 [pid 6474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6469] <... mmap resumed>) = 0x7f20a715b000 [pid 6468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6477] set_robust_list(0x55556c2686a0, 24 [pid 6476] set_robust_list(0x7f20a717b9a0, 24 [pid 6475] <... write resumed>) = 18 [pid 6474] ioctl(3, SIOCSIFFLAGS, NULL [pid 6469] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6468] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] <... set_robust_list resumed>) = 0 [pid 6475] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6469] <... mprotect resumed>) = 0 [pid 6468] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6477 [pid 6476] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] <... futex resumed>) = 0 [pid 6474] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6468] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6475] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6474] <... futex resumed>) = 1 [pid 6475] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6474] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6477] <... set_robust_list resumed>) = 0 [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6469] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6476] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6475] <... mmap resumed>) = 0x7f20a717c000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6463] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6476] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6475] <... mprotect resumed>) = 0 [pid 6463] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6478 attached [pid 6476] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... clone3 resumed> => {parent_tid=[6478]}, 88) = 6478 [pid 6463] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6475] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6478] <... rseq resumed>) = 0 [pid 6475] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6478] set_robust_list(0x7f20a717b9a0, 24 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6478] <... set_robust_list resumed>) = 0 [pid 6477] <... prctl resumed>) = 0 [pid 6478] rt_sigprocmask(SIG_SETMASK, [], [pid 6476] <... futex resumed>) = 1 [pid 6474] <... futex resumed>) = 0 [pid 6469] rt_sigprocmask(SIG_SETMASK, [], [pid 6478] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6479 attached [pid 6478] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] setpgid(0, 0 [pid 6476] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] <... clone3 resumed> => {parent_tid=[6479]}, 88) = 6479 [pid 6474] openat(AT_FDCWD, NULL, O_RDONLY [pid 6469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6468] <... futex resumed>) = 0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6477] <... setpgid resumed>) = 0 [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6475] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6469] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6475] <... futex resumed>) = 0 [pid 6474] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = 1 [pid 6477] <... openat resumed>) = 3 [pid 6476] <... socket resumed>) = 3 [pid 6475] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] <... futex resumed>) = 1 [pid 6469] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = 0 [pid 6463] <... futex resumed>) = 0 [pid 6479] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6478] <... futex resumed>) = 0 [pid 6477] write(3, "1000", 4 [pid 6476] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6474] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6479] <... rseq resumed>) = 0 [pid 6478] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6477] <... write resumed>) = 4 [pid 6476] <... futex resumed>) = 0 [pid 6479] set_robust_list(0x7f20a719c9a0, 24 [pid 6478] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6477] close(3 [pid 6476] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6479] <... set_robust_list resumed>) = 0 [pid 6478] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... close resumed>) = 0 [pid 6476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6468] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] rt_sigprocmask(SIG_SETMASK, [], [pid 6478] <... futex resumed>) = 1 [pid 6477] write(1, "executing program\n", 18 [pid 6476] ioctl(3, SIOCSIFFLAGS, NULLexecuting program [pid 6469] <... futex resumed>) = 0 [pid 6479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6478] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] <... write resumed>) = 18 [pid 6476] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6468] <... futex resumed>) = 0 [pid 6479] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6477] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6476] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6476] <... futex resumed>) = 0 [pid 6469] <... futex resumed>) = 1 [pid 6468] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6477] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6476] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6478] <... socket resumed>) = 3 [pid 6477] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6478] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6468] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6478] <... futex resumed>) = 0 [pid 6477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6476] <... futex resumed>) = 0 [pid 6469] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... futex resumed>) = 1 [pid 6478] ioctl(3, SIOCSIFFLAGS, NULL [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6476] openat(AT_FDCWD, NULL, O_RDONLY [pid 6469] <... futex resumed>) = 0 [pid 6468] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6476] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6469] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... mmap resumed>) = 0x7f20a717c000 [pid 6476] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6478] <... futex resumed>) = 0 [pid 6478] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6476] <... futex resumed>) = 1 [pid 6469] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6468] <... futex resumed>) = 0 [pid 6478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6477] <... mprotect resumed>) = 0 [pid 6476] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6469] <... futex resumed>) = 0 [pid 6478] openat(AT_FDCWD, NULL, O_RDONLY [pid 6477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6469] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6478] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6478] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6480 attached [pid 6478] <... futex resumed>) = 1 [pid 6469] <... futex resumed>) = 0 [pid 6477] <... clone3 resumed> => {parent_tid=[6480]}, 88) = 6480 [pid 6478] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] rt_sigprocmask(SIG_SETMASK, [], [pid 6480] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] <... rseq resumed>) = 0 [pid 6477] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6480] rt_sigprocmask(SIG_SETMASK, [], [pid 6477] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6475] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6475] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6475] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6481]}, 88) = 6481 [pid 6475] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6481 attached [pid 6481] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6475] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] set_robust_list(0x7f20a717b9a0, 24 [pid 6475] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6481] <... set_robust_list resumed>) = 0 [pid 6481] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6481] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6481] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6481] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6475] <... futex resumed>) = 0 [pid 6475] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6481] <... futex resumed>) = 0 [pid 6481] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6475] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6481] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6481] <... futex resumed>) = 1 [pid 6477] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6481] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6477] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6475] <... futex resumed>) = 0 [pid 6477] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6475] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... mprotect resumed>) = 0 [pid 6475] <... futex resumed>) = 1 [pid 6481] <... futex resumed>) = 0 [pid 6477] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6475] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6477] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6481] ioctl(3, SIOCSIFFLAGS, NULL [pid 6477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6472] <... unshare resumed>) = 0 [pid 6481] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6481] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6472] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6481] <... futex resumed>) = 1 [pid 6477] <... clone3 resumed> => {parent_tid=[6483]}, 88) = 6483 [pid 6475] <... futex resumed>) = 0 [pid 6472] <... futex resumed>) = 0 [pid 6469] exit_group(0 [pid 6481] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6478] <... futex resumed>) = ? [pid 6477] rt_sigprocmask(SIG_SETMASK, [], [pid 6475] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6469] <... exit_group resumed>) = ? [pid 6481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6483 attached [pid 6481] openat(AT_FDCWD, NULL, O_RDONLY [pid 6478] +++ exited with 0 +++ [pid 6483] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6475] <... futex resumed>) = 0 [pid 6472] +++ exited with 0 +++ [pid 6469] +++ exited with 0 +++ [pid 6481] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6477] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6475] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] <... rseq resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6483] set_robust_list(0x7f20a717b9a0, 24 [pid 6481] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = 0 [pid 6475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6483] <... set_robust_list resumed>) = 0 [pid 6481] <... futex resumed>) = 0 [pid 6477] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6483] rt_sigprocmask(SIG_SETMASK, [], [pid 6481] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6483] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000./strace-static-x86_64: Process 6484 attached ) = -1 EFAULT (Bad address) [pid 6466] <... unshare resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6484 [pid 6483] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] <... futex resumed>) = 1 [pid 6477] <... futex resumed>) = 0 [pid 6466] <... futex resumed>) = 0 [pid 6483] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6466] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6477] <... futex resumed>) = 0 [pid 6483] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6477] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6484] set_robust_list(0x55556c2686a0, 24 [pid 6483] <... socket resumed>) = 3 [pid 6484] <... set_robust_list resumed>) = 0 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6483] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... prctl resumed>) = 0 [pid 6484] setpgid(0, 0) = 0 [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6483] <... futex resumed>) = 1 [pid 6477] <... futex resumed>) = 0 [pid 6463] exit_group(0 [pid 6483] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6477] <... futex resumed>) = 0 [pid 6474] <... futex resumed>) = ? [pid 6466] <... futex resumed>) = ? [pid 6463] <... exit_group resumed>) = ? [pid 6483] ioctl(3, SIOCSIFFLAGS, NULL [pid 6477] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6474] +++ exited with 0 +++ [pid 6484] <... openat resumed>) = 3 [pid 6483] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6484] write(3, "1000", 4) = 4 [pid 6484] close(3) = 0 [pid 6484] write(1, "executing program\n", 18) = 18 [pid 6484] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6483] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6480] <... unshare resumed>) = 0 [pid 6479] <... unshare resumed>) = 0 [pid 6477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6471] <... unshare resumed>) = 0 [pid 6466] +++ exited with 0 +++ [pid 6463] +++ exited with 0 +++ [pid 6484] <... futex resumed>) = 0 [pid 6480] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 6484] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6480] <... futex resumed>) = 0 [pid 6483] <... futex resumed>) = 0 [pid 6477] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6479] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6471] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6483] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6480] openat(AT_FDCWD, NULL, O_RDONLY [pid 6479] <... futex resumed>) = 0 [pid 6477] <... futex resumed>) = 0 [pid 6471] <... futex resumed>) = 0 [pid 6484] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6480] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6479] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6477] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6471] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6480] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6480] <... futex resumed>) = 0 [pid 6477] exit_group(0 [pid 6475] exit_group(0 [pid 6468] exit_group(0 [pid 6477] <... exit_group resumed>) = ? [pid 6481] <... futex resumed>) = ? [pid 6476] <... futex resumed>) = ? [pid 6468] <... exit_group resumed>) = ? [pid 6484] <... mmap resumed>) = 0x7f20a717c000 [pid 6481] +++ exited with 0 +++ [pid 6476] +++ exited with 0 +++ [pid 6484] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6483] <... futex resumed>) = ? [pid 6479] <... futex resumed>) = ? [pid 6475] <... exit_group resumed>) = ? [pid 6471] <... futex resumed>) = ? [pid 6480] +++ exited with 0 +++ [pid 6484] <... mprotect resumed>) = 0 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6490 attached [pid 6479] +++ exited with 0 +++ [pid 6484] <... clone3 resumed> => {parent_tid=[6490]}, 88) = 6490 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6489 ./strace-static-x86_64: Process 6489 attached [pid 6484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6484] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6484] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6489] set_robust_list(0x55556c2686a0, 24 [pid 6483] +++ exited with 0 +++ [pid 6477] +++ exited with 0 +++ [pid 6475] +++ exited with 0 +++ [pid 6471] +++ exited with 0 +++ [pid 6468] +++ exited with 0 +++ [pid 6490] set_robust_list(0x7f20a719c9a0, 24 [pid 6489] <... set_robust_list resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6475, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6468, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6491 attached [pid 6491] set_robust_list(0x55556c2686a0, 24 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6489] <... prctl resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6491 [pid 6490] rt_sigprocmask(SIG_SETMASK, [], [pid 6489] setpgid(0, 0 [pid 6490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6489] <... setpgid resumed>) = 0 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6489] <... openat resumed>) = 3 [pid 6489] write(3, "1000", 4 [pid 6491] <... prctl resumed>) = 0 [pid 6489] <... write resumed>) = 4 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6493 attached ./strace-static-x86_64: Process 6492 attached [pid 6491] setpgid(0, 0 [pid 6489] close(3 [pid 6491] <... setpgid resumed>) = 0 [pid 6489] <... close resumed>) = 0 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] write(1, "executing program\n", 18executing program [pid 6491] <... openat resumed>) = 3 [pid 6493] set_robust_list(0x55556c2686a0, 24 [pid 6492] set_robust_list(0x55556c2686a0, 24 [pid 6489] <... write resumed>) = 18 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6492 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6493 [pid 6489] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6489] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6494 attached [pid 6494] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6489] <... clone3 resumed> => {parent_tid=[6494]}, 88) = 6494 [pid 6494] <... rseq resumed>) = 0 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] set_robust_list(0x7f20a719c9a0, 24 [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] <... set_robust_list resumed>) = 0 [pid 6489] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] rt_sigprocmask(SIG_SETMASK, [], [pid 6489] <... futex resumed>) = 0 [pid 6494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6494] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6493] <... set_robust_list resumed>) = 0 [pid 6492] <... set_robust_list resumed>) = 0 executing program [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] write(3, "1000", 4) = 4 [pid 6491] close(3) = 0 [pid 6491] write(1, "executing program\n", 18 [pid 6493] <... prctl resumed>) = 0 [pid 6492] <... prctl resumed>) = 0 [pid 6491] <... write resumed>) = 18 [pid 6492] setpgid(0, 0 [pid 6491] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] setpgid(0, 0 [pid 6492] <... setpgid resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6491] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6493] <... setpgid resumed>) = 0 [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6492] <... openat resumed>) = 3 [pid 6493] write(3, "1000", 4 [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6484] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6484] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] <... write resumed>) = 4 [pid 6493] close(3 [pid 6491] <... mmap resumed>) = 0x7f20a717c000 [pid 6493] <... close resumed>) = 0 [pid 6492] write(3, "1000", 4 [pid 6491] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6493] write(1, "executing program\n", 18 [pid 6484] <... futex resumed>) = 0 executing program [pid 6484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] <... write resumed>) = 18 [pid 6491] <... mprotect resumed>) = 0 [pid 6493] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... mmap resumed>) = 0x7f20a715b000 [pid 6493] <... futex resumed>) = 0 [pid 6493] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6484] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6492] <... write resumed>) = 4 [pid 6493] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6484] <... mprotect resumed>) = 0 [pid 6493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6492] close(3 [pid 6484] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6492] <... close resumed>) = 0 [pid 6484] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6492] write(1, "executing program\n", 18 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6492] <... write resumed>) = 18 [pid 6491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6495 attached ./strace-static-x86_64: Process 6496 attached [pid 6493] <... mmap resumed>) = 0x7f20a717c000 [pid 6492] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... clone3 resumed> => {parent_tid=[6495]}, 88) = 6495 [pid 6490] <... unshare resumed>) = 0 [pid 6493] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6492] <... futex resumed>) = 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], [pid 6492] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... clone3 resumed> => {parent_tid=[6496]}, 88) = 6496 [pid 6493] <... mprotect resumed>) = 0 [pid 6492] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6491] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] rt_sigprocmask(SIG_SETMASK, [], [pid 6492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6491] <... futex resumed>) = 0 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6491] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6496] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6495] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6492] <... mmap resumed>) = 0x7f20a717c000 [pid 6484] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6496] <... rseq resumed>) = 0 [pid 6495] <... rseq resumed>) = 0 [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6492] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6484] <... futex resumed>) = 0 [pid 6496] set_robust_list(0x7f20a717b9a0, 24 [pid 6495] set_robust_list(0x7f20a719c9a0, 24 [pid 6493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6490] <... futex resumed>) = 0 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... set_robust_list resumed>) = 0 [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6492] <... mprotect resumed>) = 0 [pid 6484] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6495] rt_sigprocmask(SIG_SETMASK, [], [pid 6496] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6496] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6495] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6496] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6496] <... futex resumed>) = 1 [pid 6484] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6498 attached [pid 6496] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6484] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6493] <... clone3 resumed> => {parent_tid=[6498]}, 88) = 6498 [pid 6492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6490] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6493] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6498] <... rseq resumed>) = 0 [pid 6484] <... futex resumed>) = 0 [pid 6498] set_robust_list(0x7f20a719c9a0, 24 [pid 6484] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6499 attached [pid 6498] <... set_robust_list resumed>) = 0 [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] <... socket resumed>) = 3 [pid 6498] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... clone3 resumed> => {parent_tid=[6499]}, 88) = 6499 [pid 6490] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6498] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6492] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] <... futex resumed>) = 1 [pid 6484] <... futex resumed>) = 0 [pid 6493] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6484] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6484] <... futex resumed>) = 0 [pid 6499] <... rseq resumed>) = 0 [pid 6492] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] ioctl(3, SIOCSIFFLAGS, NULL [pid 6499] set_robust_list(0x7f20a719c9a0, 24 [pid 6492] <... futex resumed>) = 0 [pid 6484] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6499] <... set_robust_list resumed>) = 0 [pid 6492] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6489] <... futex resumed>) = 0 [pid 6490] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6490] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6484] <... futex resumed>) = 0 [pid 6489] <... mmap resumed>) = 0x7f20a715b000 [pid 6484] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6490] <... futex resumed>) = 0 [pid 6489] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6484] <... futex resumed>) = 1 [pid 6490] openat(AT_FDCWD, NULL, O_RDONLY [pid 6499] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6489] <... mprotect resumed>) = 0 [pid 6484] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6490] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6490] <... futex resumed>) = 0 [pid 6489] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6490] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6499] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6489] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6484] exit_group(0 [pid 6496] <... futex resumed>) = ? [pid 6489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6484] <... exit_group resumed>) = ? [pid 6496] +++ exited with 0 +++ ./strace-static-x86_64: Process 6501 attached [pid 6489] <... clone3 resumed> => {parent_tid=[6501]}, 88) = 6501 [pid 6489] rt_sigprocmask(SIG_SETMASK, [], [pid 6490] <... futex resumed>) = ? [pid 6489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6489] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6489] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6501] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6501] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6501] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6494] <... unshare resumed>) = 0 [pid 6501] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6494] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] <... futex resumed>) = 0 [pid 6501] <... futex resumed>) = 1 [pid 6494] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6489] <... futex resumed>) = 0 [pid 6494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6489] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6501] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6494] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6491] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6490] +++ exited with 0 +++ [pid 6489] <... futex resumed>) = 0 [pid 6484] +++ exited with 0 +++ [pid 6491] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... futex resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6494] <... socket resumed>) = 3 [pid 6491] <... mmap resumed>) = 0x7f20a715b000 [pid 6491] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6494] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6489] <... futex resumed>) = 0 [pid 6494] ioctl(3, SIOCSIFFLAGS, NULL [pid 6489] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6494] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6491] <... mprotect resumed>) = 0 [pid 6489] <... futex resumed>) = 0 [pid 6494] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6489] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6502 [pid 6491] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6502 attached [pid 6494] <... futex resumed>) = 0 [pid 6491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6503 attached [pid 6494] openat(AT_FDCWD, NULL, O_RDONLY [pid 6489] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6494] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6491] <... clone3 resumed> => {parent_tid=[6503]}, 88) = 6503 [pid 6489] <... futex resumed>) = 0 [pid 6503] <... rseq resumed>) = 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [], [pid 6503] set_robust_list(0x7f20a717b9a0, 24 [pid 6491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] <... set_robust_list resumed>) = 0 [pid 6494] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6489] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] rt_sigprocmask(SIG_SETMASK, [], [pid 6494] <... futex resumed>) = 0 [pid 6491] <... futex resumed>) = 0 [pid 6489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6494] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6491] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6489] exit_group(0 [pid 6503] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6501] <... futex resumed>) = ? [pid 6494] <... futex resumed>) = ? [pid 6489] <... exit_group resumed>) = ? [pid 6503] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6502] set_robust_list(0x55556c2686a0, 24 [pid 6501] +++ exited with 0 +++ [pid 6494] +++ exited with 0 +++ [pid 6502] <... set_robust_list resumed>) = 0 [pid 6489] +++ exited with 0 +++ [pid 6503] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6503] <... futex resumed>) = 1 [pid 6502] <... prctl resumed>) = 0 [pid 6493] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6489, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6503] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] setpgid(0, 0 [pid 6493] <... futex resumed>) = 0 [pid 6491] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] <... setpgid resumed>) = 0 [pid 6493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6503] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6493] <... mmap resumed>) = 0x7f20a715b000 [pid 6491] <... futex resumed>) = 0 [pid 6503] <... socket resumed>) = 3 [pid 6502] <... openat resumed>) = 3 [pid 6493] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5819] <... restart_syscall resumed>) = 0 [pid 6503] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] write(3, "1000", 4 [pid 6491] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6503] <... futex resumed>) = 0 [pid 6503] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... write resumed>) = 4 [pid 6502] close(3) = 0 executing program [pid 6502] write(1, "executing program\n", 18 [pid 6493] <... mprotect resumed>) = 0 [pid 6492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6502] <... write resumed>) = 18 [pid 6493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6492] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6502] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6492] <... futex resumed>) = 0 [pid 6491] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6503] <... futex resumed>) = 0 [pid 6502] <... futex resumed>) = 0 [pid 6493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6491] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6504 attached [pid 6503] ioctl(3, SIOCSIFFLAGS, NULL [pid 6504] set_robust_list(0x55556c2686a0, 24 [pid 6503] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6502] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6492] <... mmap resumed>) = 0x7f20a715b000 [pid 6491] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6504 ./strace-static-x86_64: Process 6505 attached [pid 6504] <... set_robust_list resumed>) = 0 [pid 6503] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6503] <... futex resumed>) = 0 [pid 6502] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6493] <... clone3 resumed> => {parent_tid=[6505]}, 88) = 6505 [pid 6492] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] <... rseq resumed>) = 0 [pid 6503] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6493] rt_sigprocmask(SIG_SETMASK, [], [pid 6492] <... mprotect resumed>) = 0 [pid 6491] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] set_robust_list(0x7f20a717b9a0, 24 [pid 6503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6491] <... futex resumed>) = 0 [pid 6504] <... prctl resumed>) = 0 [pid 6505] <... set_robust_list resumed>) = 0 [pid 6503] openat(AT_FDCWD, NULL, O_RDONLY [pid 6492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6491] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6505] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] setpgid(0, 0 [pid 6503] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6493] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6503] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6506 attached [pid 6505] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6503] <... futex resumed>) = 1 [pid 6502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6491] <... futex resumed>) = 0 [pid 6506] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6505] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6504] <... setpgid resumed>) = 0 [pid 6503] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... mmap resumed>) = 0x7f20a717c000 [pid 6492] <... clone3 resumed> => {parent_tid=[6506]}, 88) = 6506 [pid 6506] <... rseq resumed>) = 0 [pid 6505] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6492] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] set_robust_list(0x7f20a717b9a0, 24 [pid 6505] <... futex resumed>) = 1 [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6502] <... mprotect resumed>) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] <... set_robust_list resumed>) = 0 [pid 6505] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... openat resumed>) = 3 [pid 6502] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6493] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] rt_sigprocmask(SIG_SETMASK, [], [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] write(3, "1000", 4 [pid 6502] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6493] <... futex resumed>) = 0 [pid 6492] <... futex resumed>) = 0 [pid 6506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6505] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6504] <... write resumed>) = 4 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6493] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6505] <... socket resumed>) = 3 [pid 6504] close(3./strace-static-x86_64: Process 6507 attached [pid 6506] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6505] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... close resumed>) = 0 [pid 6502] <... clone3 resumed> => {parent_tid=[6507]}, 88) = 6507 executing program [pid 6507] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6506] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 1 [pid 6504] write(1, "executing program\n", 18 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6493] <... futex resumed>) = 0 [pid 6507] <... rseq resumed>) = 0 [pid 6506] <... futex resumed>) = 1 [pid 6505] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... write resumed>) = 18 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = 0 [pid 6507] set_robust_list(0x7f20a719c9a0, 24 [pid 6506] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6493] <... futex resumed>) = 0 [pid 6492] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6507] <... set_robust_list resumed>) = 0 [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6505] ioctl(3, SIOCSIFFLAGS, NULL [pid 6504] <... futex resumed>) = 0 [pid 6502] <... futex resumed>) = 0 [pid 6493] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... futex resumed>) = 0 [pid 6507] rt_sigprocmask(SIG_SETMASK, [], [pid 6506] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6505] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6504] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6502] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6506] <... socket resumed>) = 3 [pid 6505] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6507] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6506] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 1 [pid 6504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6493] <... futex resumed>) = 0 [pid 6506] <... futex resumed>) = 1 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6493] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6492] <... futex resumed>) = 0 [pid 6506] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6505] openat(AT_FDCWD, NULL, O_RDONLY [pid 6504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6493] <... futex resumed>) = 0 [pid 6492] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] <... mmap resumed>) = 0x7f20a717c000 [pid 6493] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] <... futex resumed>) = 0 [pid 6506] ioctl(3, SIOCSIFFLAGS, NULL [pid 6505] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6504] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6492] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6505] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... mprotect resumed>) = 0 [pid 6506] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6506] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6492] <... futex resumed>) = 0 [pid 6506] openat(AT_FDCWD, NULL, O_RDONLY [pid 6492] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6506] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6492] <... futex resumed>) = 0 [pid 6506] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6505] <... futex resumed>) = 1 [pid 6504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6493] <... futex resumed>) = 0 [pid 6492] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6506] <... futex resumed>) = 0 [pid 6505] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6506] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6508 attached => {parent_tid=[6508]}, 88) = 6508 [pid 6508] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 6508] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6508] rt_sigprocmask(SIG_SETMASK, [], [pid 6504] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6504] <... futex resumed>) = 0 [pid 6508] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6504] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6502] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6499] <... unshare resumed>) = 0 [pid 6502] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6499] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6499] <... futex resumed>) = 0 [pid 6498] <... unshare resumed>) = 0 [pid 6499] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] <... mmap resumed>) = 0x7f20a715b000 [pid 6502] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6512 attached [pid 6504] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6502] <... clone3 resumed> => {parent_tid=[6512]}, 88) = 6512 [pid 6504] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6498] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6495] <... unshare resumed>) = 0 [pid 6493] exit_group(0 [pid 6492] exit_group(0 [pid 6504] <... futex resumed>) = 0 [pid 6502] rt_sigprocmask(SIG_SETMASK, [], [pid 6498] <... futex resumed>) = 0 [pid 6512] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6506] <... futex resumed>) = ? [pid 6504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6505] <... futex resumed>) = ? [pid 6499] <... futex resumed>) = ? [pid 6493] <... exit_group resumed>) = ? [pid 6492] <... exit_group resumed>) = ? [pid 6512] <... rseq resumed>) = 0 [pid 6506] +++ exited with 0 +++ [pid 6505] +++ exited with 0 +++ [pid 6504] <... mmap resumed>) = 0x7f20a715b000 [pid 6502] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6499] +++ exited with 0 +++ [pid 6495] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6512] set_robust_list(0x7f20a717b9a0, 24 [pid 6504] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... mprotect resumed>) = 0 [pid 6491] exit_group(0 [pid 6495] <... futex resumed>) = 0 [pid 6504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6491] <... exit_group resumed>) = ? [pid 6503] <... futex resumed>) = ? [pid 6512] <... set_robust_list resumed>) = 0 [pid 6503] +++ exited with 0 +++ [pid 6512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6495] +++ exited with 0 +++ [pid 6512] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6512] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6512] <... futex resumed>) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6512] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6512] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6492] +++ exited with 0 +++ [pid 6512] ioctl(3, SIOCSIFFLAGS, NULL./strace-static-x86_64: Process 6513 attached ) = -1 EFAULT (Bad address) [pid 6512] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6502] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6502] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6512] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6512] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6502] <... futex resumed>) = 0 [pid 6512] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... clone3 resumed> => {parent_tid=[6513]}, 88) = 6513 [pid 6504] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6492, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6513] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6507] <... unshare resumed>) = 0 [pid 6504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6498] +++ exited with 0 +++ [pid 6493] +++ exited with 0 +++ [pid 6491] +++ exited with 0 +++ [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5821] <... restart_syscall resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6507] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6507] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6502] exit_group(0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6504] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6512] <... futex resumed>) = ? [pid 6507] <... futex resumed>) = ? [pid 6502] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6516 attached [pid 6512] +++ exited with 0 +++ [pid 6507] +++ exited with 0 +++ [pid 6504] <... futex resumed>) = 0 [pid 6513] <... rseq resumed>) = 0 [pid 6504] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6517 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6516 ./strace-static-x86_64: Process 6517 attached [pid 6517] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6513] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6513] rt_sigprocmask(SIG_SETMASK, [], [pid 6517] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6518 attached [pid 6516] set_robust_list(0x55556c2686a0, 24 [pid 6513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6508] <... unshare resumed>) = 0 [pid 6502] +++ exited with 0 +++ [pid 6516] <... set_robust_list resumed>) = 0 [pid 6513] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6508] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6518 [pid 6518] set_robust_list(0x55556c2686a0, 24 [pid 6517] setpgid(0, 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6513] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6508] <... futex resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6502, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6518] <... set_robust_list resumed>) = 0 [pid 6517] <... setpgid resumed>) = 0 [pid 6516] <... prctl resumed>) = 0 [pid 6513] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6516] setpgid(0, 0 [pid 6513] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6518] <... prctl resumed>) = 0 [pid 6517] <... openat resumed>) = 3 [pid 6516] <... setpgid resumed>) = 0 [pid 6513] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] setpgid(0, 0) = 0 [pid 6517] write(3, "1000", 4 [pid 6508] <... futex resumed>) = 0 [pid 6504] <... futex resumed>) = 1 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6517] <... write resumed>) = 4 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6508] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6504] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6519 attached [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6517] close(3executing program [pid 6516] <... openat resumed>) = 3 [pid 6508] <... socket resumed>) = 3 [pid 6519] set_robust_list(0x55556c2686a0, 24 [pid 6517] <... close resumed>) = 0 [pid 6516] write(3, "1000", 4 [pid 6508] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... openat resumed>) = 3 [pid 6517] write(1, "executing program\n", 18 [pid 6508] <... futex resumed>) = 1 [pid 6518] write(3, "1000", 4 [pid 6517] <... write resumed>) = 18 [pid 6508] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6504] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6519 [pid 6519] <... set_robust_list resumed>) = 0 [pid 6518] <... write resumed>) = 4 [pid 6516] <... write resumed>) = 4 [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6518] close(3 [pid 6517] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] close(3 [pid 6508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6504] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... close resumed>) = 0 [pid 6517] <... futex resumed>) = 0 [pid 6508] ioctl(3, SIOCSIFFLAGS, NULL [pid 6504] <... futex resumed>) = 0 [pid 6519] <... prctl resumed>) = 0 [pid 6518] write(1, "executing program\n", 18 [pid 6517] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, executing program [pid 6516] <... close resumed>) = 0 [pid 6504] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6519] setpgid(0, 0 [pid 6518] <... write resumed>) = 18 executing program [pid 6517] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6516] write(1, "executing program\n", 18 [pid 6508] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6519] <... setpgid resumed>) = 0 [pid 6518] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6516] <... write resumed>) = 18 [pid 6508] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6518] <... futex resumed>) = 0 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6519] <... openat resumed>) = 3 [pid 6518] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6516] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6508] <... futex resumed>) = 1 [pid 6504] <... futex resumed>) = 0 [pid 6519] write(3, "1000", 4 [pid 6518] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6504] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... write resumed>) = 4 [pid 6518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6516] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6504] <... futex resumed>) = 0 [pid 6519] close(3 [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6504] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6519] <... close resumed>) = 0 [pid 6516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6518] <... mmap resumed>) = 0x7f20a717c000 [pid 6508] openat(AT_FDCWD, NULL, O_RDONLY [pid 6519] write(1, "executing program\n", 18 [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6518] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6508] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6518] <... mprotect resumed>) = 0 [pid 6517] <... mmap resumed>) = 0x7f20a717c000 [pid 6517] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6508] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... mprotect resumed>) = 0 executing program [pid 6517] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6508] <... futex resumed>) = 1 [pid 6517] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6519] <... write resumed>) = 18 [pid 6517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6508] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6520 attached [pid 6517] <... clone3 resumed> => {parent_tid=[6520]}, 88) = 6520 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6517] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6516] <... mmap resumed>) = 0x7f20a717c000 [pid 6520] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6519] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6504] <... futex resumed>) = 0 [pid 6520] <... rseq resumed>) = 0 [pid 6519] <... futex resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6516] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6520] set_robust_list(0x7f20a719c9a0, 24 [pid 6519] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6504] exit_group(0 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6518] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6516] <... mprotect resumed>) = 0 [pid 6513] <... futex resumed>) = ? [pid 6508] <... futex resumed>) = ? [pid 6504] <... exit_group resumed>) = ? [pid 6520] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6513] +++ exited with 0 +++ [pid 6508] +++ exited with 0 +++ [pid 6520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6520] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6516] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6521 attached [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6504] +++ exited with 0 +++ [pid 6519] <... mmap resumed>) = 0x7f20a717c000 [pid 6521] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6504, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6519] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6516] <... clone3 resumed> => {parent_tid=[6522]}, 88) = 6522 [pid 6519] <... mprotect resumed>) = 0 [pid 6518] <... clone3 resumed> => {parent_tid=[6521]}, 88) = 6521 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6516] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6522 attached [pid 6521] set_robust_list(0x7f20a719c9a0, 24 [pid 6518] rt_sigprocmask(SIG_SETMASK, [], [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6521] <... set_robust_list resumed>) = 0 [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] <... futex resumed>) = 0 [pid 6522] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6521] rt_sigprocmask(SIG_SETMASK, [], [pid 6522] <... rseq resumed>) = 0 [pid 6521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6518] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6522] set_robust_list(0x7f20a719c9a0, 24 [pid 6521] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6518] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6523 ./strace-static-x86_64: Process 6524 attached [pid 6522] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6523 attached [pid 6522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6522] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6519] <... clone3 resumed> => {parent_tid=[6524]}, 88) = 6524 [pid 6524] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6519] rt_sigprocmask(SIG_SETMASK, [], [pid 6524] <... rseq resumed>) = 0 [pid 6524] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6524] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6523] set_robust_list(0x55556c2686a0, 24 [pid 6519] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6523] <... set_robust_list resumed>) = 0 [pid 6519] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6524] <... futex resumed>) = 0 [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6524] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6523] <... prctl resumed>) = 0 [pid 6523] setpgid(0, 0) = 0 [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6517] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6517] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6517] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6523] write(3, "1000", 4 [pid 6517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6523] <... write resumed>) = 4 [pid 6517] <... mmap resumed>) = 0x7f20a715b000 [pid 6523] close(3 [pid 6517] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6523] <... close resumed>) = 0 [pid 6517] <... mprotect resumed>) = 0 executing program [pid 6523] write(1, "executing program\n", 18 [pid 6517] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6523] <... write resumed>) = 18 [pid 6523] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6523] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 ./strace-static-x86_64: Process 6525 attached [pid 6523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6517] <... clone3 resumed> => {parent_tid=[6525]}, 88) = 6525 [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] rt_sigprocmask(SIG_SETMASK, [], [pid 6523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6523] <... mmap resumed>) = 0x7f20a717c000 [pid 6518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6517] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6523] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6518] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 0 [pid 6516] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... rseq resumed>) = 0 [pid 6523] <... mprotect resumed>) = 0 [pid 6518] <... futex resumed>) = 0 [pid 6525] set_robust_list(0x7f20a717b9a0, 24 [pid 6517] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6516] <... futex resumed>) = 0 [pid 6525] <... set_robust_list resumed>) = 0 [pid 6518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6516] <... mmap resumed>) = 0x7f20a715b000 [pid 6525] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6518] <... mmap resumed>) = 0x7f20a715b000 [pid 6525] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6525] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6525] <... futex resumed>) = 1 [pid 6525] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6517] <... futex resumed>) = 0 [pid 6518] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6516] <... mprotect resumed>) = 0 [pid 6523] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6517] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... mprotect resumed>) = 0 [pid 6516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6517] <... futex resumed>) = 1 [pid 6516] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6517] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6525] <... futex resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6525] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6518] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6519] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6526 attached [pid 6519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6527 attached [pid 6525] <... socket resumed>) = 3 [pid 6523] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6519] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] <... clone3 resumed> => {parent_tid=[6526]}, 88) = 6526 [pid 6516] rt_sigprocmask(SIG_SETMASK, [], [pid 6527] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6519] <... futex resumed>) = 0 [pid 6516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6516] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6516] <... futex resumed>) = 0 [pid 6516] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] <... rseq resumed>) = 0 [pid 6519] <... mmap resumed>) = 0x7f20a715b000 [pid 6525] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] set_robust_list(0x7f20a717b9a0, 24 [pid 6526] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6527] <... set_robust_list resumed>) = 0 [pid 6526] <... rseq resumed>) = 0 [pid 6527] rt_sigprocmask(SIG_SETMASK, [], [pid 6526] set_robust_list(0x7f20a717b9a0, 24 [pid 6527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6526] <... set_robust_list resumed>) = 0 [pid 6527] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6526] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6528 attached NULL, 8) = 0 [pid 6518] <... clone3 resumed> => {parent_tid=[6527]}, 88) = 6527 [pid 6526] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6526] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6526] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6516] <... futex resumed>) = 0 [pid 6528] <... rseq resumed>) = 0 [pid 6516] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = 1 [pid 6526] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6516] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... socket resumed>) = 3 [pid 6526] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6516] <... futex resumed>) = 0 [pid 6526] ioctl(3, SIOCSIFFLAGS, NULL [pid 6516] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6516] <... futex resumed>) = 0 [pid 6526] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6526] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6526] openat(AT_FDCWD, NULL, O_RDONLY [pid 6516] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6526] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6516] <... futex resumed>) = 0 [pid 6526] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6516] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] set_robust_list(0x7f20a719c9a0, 24 [pid 6526] <... futex resumed>) = 0 [pid 6516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6528] <... set_robust_list resumed>) = 0 [pid 6526] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6528] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6525] <... futex resumed>) = 1 [pid 6523] <... clone3 resumed> => {parent_tid=[6528]}, 88) = 6528 [pid 6519] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6518] rt_sigprocmask(SIG_SETMASK, [], [pid 6517] <... futex resumed>) = 0 [pid 6525] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 6519] <... mprotect resumed>) = 0 [pid 6525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6517] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6525] ioctl(3, SIOCSIFFLAGS, NULL [pid 6523] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6517] <... futex resumed>) = 0 [pid 6519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6528] <... futex resumed>) = 0 [pid 6527] <... futex resumed>) = 0 [pid 6525] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6523] <... futex resumed>) = 1 [pid 6519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6518] <... futex resumed>) = 1 [pid 6517] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6528] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6523] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6518] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6525] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6517] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6529 attached [pid 6527] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6525] <... futex resumed>) = 1 [pid 6517] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... clone3 resumed> => {parent_tid=[6529]}, 88) = 6529 [pid 6517] <... futex resumed>) = 0 [pid 6517] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6519] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] openat(AT_FDCWD, NULL, O_RDONLY [pid 6519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6527] <... futex resumed>) = 1 [pid 6519] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6518] <... futex resumed>) = 0 [pid 6529] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6525] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6519] <... futex resumed>) = 0 [pid 6518] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] set_robust_list(0x7f20a717b9a0, 24 [pid 6525] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] <... set_robust_list resumed>) = 0 [pid 6525] <... futex resumed>) = 1 [pid 6517] <... futex resumed>) = 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [], [pid 6525] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6529] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6518] <... futex resumed>) = 0 [pid 6529] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6518] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6527] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6518] <... futex resumed>) = 0 [pid 6518] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6518] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6529] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... futex resumed>) = 0 [pid 6529] <... futex resumed>) = 1 [pid 6519] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6519] <... futex resumed>) = 0 [pid 6529] <... socket resumed>) = 3 [pid 6519] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6529] <... futex resumed>) = 0 [pid 6519] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] ioctl(3, SIOCSIFFLAGS, NULL [pid 6519] <... futex resumed>) = 0 [pid 6529] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6519] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6518] <... futex resumed>) = 0 [pid 6518] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] openat(AT_FDCWD, NULL, O_RDONLY [pid 6518] <... futex resumed>) = 0 [pid 6529] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6527] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6518] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6527] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6518] <... futex resumed>) = 0 [pid 6527] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6529] <... futex resumed>) = 1 [pid 6529] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6519] <... futex resumed>) = 0 [pid 6519] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6529] <... futex resumed>) = 0 [pid 6519] <... futex resumed>) = 1 [pid 6529] openat(AT_FDCWD, NULL, O_RDONLY [pid 6524] <... unshare resumed>) = 0 [pid 6519] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6529] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6529] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6524] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6523] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6519] <... futex resumed>) = 0 [pid 6529] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6524] <... futex resumed>) = 0 [pid 6519] exit_group(0 [pid 6529] <... futex resumed>) = ? [pid 6519] <... exit_group resumed>) = ? [pid 6529] +++ exited with 0 +++ [pid 6524] +++ exited with 0 +++ [pid 6523] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6519] +++ exited with 0 +++ [pid 6523] <... futex resumed>) = 0 [pid 6523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6523] <... mmap resumed>) = 0x7f20a715b000 [pid 6523] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6523] <... mprotect resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6523] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6531 attached [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6531] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6531] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6532 attached [pid 6523] <... clone3 resumed> => {parent_tid=[6531]}, 88) = 6531 [pid 6532] set_robust_list(0x55556c2686a0, 24 [pid 6531] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] <... set_robust_list resumed>) = 0 [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6532] setpgid(0, 0) = 0 [pid 6523] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6532 [pid 6523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] <... futex resumed>) = 0 [pid 6523] <... futex resumed>) = 1 [pid 6531] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6523] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... openat resumed>) = 3 [pid 6531] <... openat resumed>) = -1 EFAULT (Bad address) [ 76.150695][ T25] cfg80211: failed to load regulatory.db [pid 6531] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6523] <... futex resumed>) = 0 [pid 6523] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6531] <... socket resumed>) = 3 [pid 6532] write(3, "1000", 4 [pid 6531] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... write resumed>) = 4 [pid 6523] <... futex resumed>) = 0 [pid 6532] close(3 [pid 6531] <... futex resumed>) = 1 [pid 6523] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... close resumed>) = 0 [pid 6523] <... futex resumed>) = 0 executing program [pid 6532] write(1, "executing program\n", 18 [pid 6523] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... write resumed>) = 18 [pid 6531] ioctl(3, SIOCSIFFLAGS, NULL [pid 6532] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6531] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6532] <... futex resumed>) = 0 [pid 6531] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6531] <... futex resumed>) = 1 [pid 6532] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6523] <... futex resumed>) = 0 [pid 6532] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6531] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6523] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6523] <... futex resumed>) = 0 [pid 6532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6531] openat(AT_FDCWD, NULL, O_RDONLY [pid 6523] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6532] <... mmap resumed>) = 0x7f20a717c000 [pid 6532] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6531] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6532] <... mprotect resumed>) = 0 [pid 6531] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6531] <... futex resumed>) = 1 [pid 6523] <... futex resumed>) = 0 [pid 6532] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6531] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6533 attached [pid 6533] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6532] <... clone3 resumed> => {parent_tid=[6533]}, 88) = 6533 [pid 6533] set_robust_list(0x7f20a719c9a0, 24 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6533] <... set_robust_list resumed>) = 0 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6532] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6533] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6532] <... futex resumed>) = 0 [pid 6532] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6532] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6532] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6532] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6532] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6534 attached [pid 6534] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6532] <... clone3 resumed> => {parent_tid=[6534]}, 88) = 6534 [pid 6534] <... rseq resumed>) = 0 [pid 6532] rt_sigprocmask(SIG_SETMASK, [], [pid 6534] set_robust_list(0x7f20a717b9a0, 24 [pid 6532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6534] <... set_robust_list resumed>) = 0 [pid 6532] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] rt_sigprocmask(SIG_SETMASK, [], [pid 6532] <... futex resumed>) = 0 [pid 6534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6532] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6534] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6532] <... futex resumed>) = 0 [pid 6534] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6532] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... socket resumed>) = 3 [pid 6532] <... futex resumed>) = 0 [pid 6534] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... futex resumed>) = 0 [pid 6532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6534] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6532] <... futex resumed>) = 0 [pid 6534] ioctl(3, SIOCSIFFLAGS, NULL [pid 6532] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6534] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6532] <... futex resumed>) = 0 [pid 6534] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6532] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6532] <... futex resumed>) = 0 [pid 6534] openat(AT_FDCWD, NULL, O_RDONLY [pid 6532] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6534] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6534] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6532] <... futex resumed>) = 0 [pid 6534] <... futex resumed>) = 1 [pid 6534] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6521] <... unshare resumed>) = 0 [pid 6521] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6521] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6518] exit_group(0) = ? [pid 6521] <... futex resumed>) = ? [pid 6521] +++ exited with 0 +++ [pid 6527] <... futex resumed>) = ? [pid 6522] <... unshare resumed>) = 0 [pid 6520] <... unshare resumed>) = 0 [pid 6520] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6520] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6522] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6527] +++ exited with 0 +++ [pid 6518] +++ exited with 0 +++ [pid 6516] exit_group(0 [pid 6517] exit_group(0) = ? [pid 6516] <... exit_group resumed>) = ? [pid 6526] <... futex resumed>) = ? [pid 6526] +++ exited with 0 +++ [pid 6520] <... futex resumed>) = ? [pid 6520] +++ exited with 0 +++ [pid 6525] <... futex resumed>) = ? [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6518, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6525] +++ exited with 0 +++ [pid 6517] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6517, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6538 attached [pid 6538] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6538 [pid 6538] <... prctl resumed>) = 0 [pid 6533] <... unshare resumed>) = 0 [pid 6528] <... unshare resumed>) = 0 [pid 6522] +++ exited with 0 +++ [pid 6516] +++ exited with 0 +++ [pid 6538] setpgid(0, 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6538] <... setpgid resumed>) = 0 [pid 6533] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6533] <... futex resumed>) = 0 [pid 6533] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6541 attached [pid 6538] <... openat resumed>) = 3 [pid 6532] exit_group(0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6542 attached [pid 6541] set_robust_list(0x55556c2686a0, 24 [pid 6538] write(3, "1000", 4 [pid 6534] <... futex resumed>) = ? [pid 6533] <... futex resumed>) = ? [pid 6532] <... exit_group resumed>) = ? [pid 6528] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6541 [pid 6542] set_robust_list(0x55556c2686a0, 24 [pid 6541] <... set_robust_list resumed>) = 0 [pid 6534] +++ exited with 0 +++ [pid 6533] +++ exited with 0 +++ [pid 6528] <... futex resumed>) = 0 [pid 6523] exit_group(0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6542 [pid 6542] <... set_robust_list resumed>) = 0 [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6531] <... futex resumed>) = ? [pid 6523] <... exit_group resumed>) = ? [pid 6541] <... prctl resumed>) = 0 [pid 6538] <... write resumed>) = 4 [pid 6531] +++ exited with 0 +++ [pid 6541] setpgid(0, 0 [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6541] <... setpgid resumed>) = 0 [pid 6542] <... prctl resumed>) = 0 [pid 6542] setpgid(0, 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] +++ exited with 0 +++ [pid 6542] <... setpgid resumed>) = 0 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6541] <... openat resumed>) = 3 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6532, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6538] close(3executing program [pid 6542] <... openat resumed>) = 3 [pid 6541] write(3, "1000", 4 [pid 6528] +++ exited with 0 +++ [pid 6538] <... close resumed>) = 0 [pid 6523] +++ exited with 0 +++ [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6542] write(3, "1000", 4 [pid 6541] <... write resumed>) = 4 [pid 6538] write(1, "executing program\n", 18 [pid 6541] close(3 [pid 6538] <... write resumed>) = 18 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- executing program executing program [pid 6542] <... write resumed>) = 4 [pid 6541] <... close resumed>) = 0 [pid 6538] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] close(3 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6542] <... close resumed>) = 0 [pid 6541] write(1, "executing program\n", 18 [pid 6538] <... futex resumed>) = 0 [pid 6542] write(1, "executing program\n", 18 [pid 6541] <... write resumed>) = 18 [pid 6538] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6542] <... write resumed>) = 18 [pid 6541] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6542] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] <... futex resumed>) = 0 [pid 6538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6542] <... futex resumed>) = 0 [pid 6541] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6542] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6541] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6541] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] <... mmap resumed>) = 0x7f20a717c000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6542] <... mmap resumed>) = 0x7f20a717c000 [pid 6541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6538] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5814] <... restart_syscall resumed>) = 0 [pid 6542] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6541] <... mmap resumed>) = 0x7f20a717c000 [pid 6538] <... mprotect resumed>) = 0 [pid 6542] <... mprotect resumed>) = 0 [pid 6541] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6542] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6541] <... mprotect resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6543 ./strace-static-x86_64: Process 6543 attached [pid 6543] set_robust_list(0x55556c2686a0, 24 [pid 6542] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6541] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6541] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6544 attached ./strace-static-x86_64: Process 6545 attached [pid 6544] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053./strace-static-x86_64: Process 6546 attached [pid 6545] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6543] <... set_robust_list resumed>) = 0 [pid 6541] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6538] <... clone3 resumed> => {parent_tid=[6544]}, 88) = 6544 [pid 6546] set_robust_list(0x55556c2686a0, 24 [pid 6544] <... rseq resumed>) = 0 [pid 6546] <... set_robust_list resumed>) = 0 [pid 6544] set_robust_list(0x7f20a719c9a0, 24 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6544] <... set_robust_list resumed>) = 0 [pid 6544] rt_sigprocmask(SIG_SETMASK, [], [pid 6546] <... prctl resumed>) = 0 [pid 6544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] setpgid(0, 0 [pid 6544] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] <... setpgid resumed>) = 0 [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6546] write(3, "1000", 4./strace-static-x86_64: Process 6547 attached [pid 6545] <... rseq resumed>) = 0 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6542] <... clone3 resumed> => {parent_tid=[6545]}, 88) = 6545 [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6546 [pid 6547] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6545] set_robust_list(0x7f20a719c9a0, 24 [pid 6543] <... prctl resumed>) = 0 [pid 6542] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] <... clone3 resumed> => {parent_tid=[6547]}, 88) = 6547 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6547] <... rseq resumed>) = 0 [pid 6546] <... write resumed>) = 4 [pid 6545] <... set_robust_list resumed>) = 0 [pid 6543] setpgid(0, 0 [pid 6542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6547] set_robust_list(0x7f20a719c9a0, 24 [pid 6546] close(3 [pid 6545] rt_sigprocmask(SIG_SETMASK, [], [pid 6543] <... setpgid resumed>) = 0 [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] <... futex resumed>) = 1 [pid 6542] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6544] <... futex resumed>) = 0 [pid 6547] <... set_robust_list resumed>) = 0 [pid 6546] <... close resumed>) = 0 [pid 6545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6544] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6547] rt_sigprocmask(SIG_SETMASK, [], [pid 6546] write(1, "executing program\n", 18 [pid 6542] <... futex resumed>) = 0 [pid 6541] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6546] <... write resumed>) = 18 [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6546] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6545] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6542] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... futex resumed>) = 0 [pid 6546] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6543] <... openat resumed>) = 3 [pid 6546] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6543] write(3, "1000", 4 [pid 6541] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6546] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6546] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6543] <... write resumed>) = 4 executing program executing program [pid 6546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6543] close(3 [pid 6546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6548 attached [pid 6548] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6546] <... clone3 resumed> => {parent_tid=[6548]}, 88) = 6548 [pid 6548] <... rseq resumed>) = 0 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6548] set_robust_list(0x7f20a719c9a0, 24 [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6548] <... set_robust_list resumed>) = 0 [pid 6546] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6548] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6546] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] <... close resumed>) = 0 [pid 6543] write(1, "executing program\n", 18) = 18 [pid 6543] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6543] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6549]}, 88) = 6549 ./strace-static-x86_64: Process 6549 attached [pid 6543] rt_sigprocmask(SIG_SETMASK, [], [pid 6542] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6541] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6538] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6543] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6543] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6549] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6542] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] <... rseq resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 6538] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6549] set_robust_list(0x7f20a719c9a0, 24 [pid 6538] <... mmap resumed>) = 0x7f20a715b000 [pid 6549] <... set_robust_list resumed>) = 0 [pid 6549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6541] <... futex resumed>) = 0 [pid 6538] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6549] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6546] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... mmap resumed>) = 0x7f20a715b000 [pid 6541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6538] <... mprotect resumed>) = 0 [pid 6546] <... futex resumed>) = 0 [pid 6542] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6541] <... mmap resumed>) = 0x7f20a715b000 [pid 6538] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6542] <... mprotect resumed>) = 0 [pid 6542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6541] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6538] <... rt_sigprocmask resumed>[], 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6541] <... mprotect resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6551 attached ./strace-static-x86_64: Process 6550 attached [pid 6546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6541] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6542] <... clone3 resumed> => {parent_tid=[6551]}, 88) = 6551 [pid 6541] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6538] <... clone3 resumed> => {parent_tid=[6550]}, 88) = 6550 [pid 6551] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6550] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6546] <... mmap resumed>) = 0x7f20a715b000 [pid 6542] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6538] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] <... rseq resumed>) = 0 [pid 6550] <... rseq resumed>) = 0 [pid 6551] set_robust_list(0x7f20a717b9a0, 24 [pid 6550] set_robust_list(0x7f20a717b9a0, 24 [pid 6551] <... set_robust_list resumed>) = 0 [pid 6550] <... set_robust_list resumed>) = 0 [pid 6551] rt_sigprocmask(SIG_SETMASK, [], [pid 6550] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6551] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6552 attached [pid 6542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6542] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] <... clone3 resumed> => {parent_tid=[6552]}, 88) = 6552 [pid 6538] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6546] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6542] <... futex resumed>) = 1 [pid 6541] rt_sigprocmask(SIG_SETMASK, [], [pid 6538] <... futex resumed>) = 1 [pid 6552] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6551] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6550] <... futex resumed>) = 0 [pid 6546] <... mprotect resumed>) = 0 [pid 6542] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] <... rseq resumed>) = 0 [pid 6551] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6550] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6546] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6538] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6552] set_robust_list(0x7f20a717b9a0, 24 [pid 6551] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6546] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6541] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... set_robust_list resumed>) = 0 [pid 6551] <... futex resumed>) = 1 [pid 6550] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6542] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6553 attached [pid 6552] rt_sigprocmask(SIG_SETMASK, [], [pid 6551] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6550] <... futex resumed>) = 1 [pid 6542] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... futex resumed>) = 0 [pid 6546] <... clone3 resumed> => {parent_tid=[6553]}, 88) = 6553 [pid 6546] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6552] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6552] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 1 [pid 6546] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6553] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6552] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6546] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6542] <... futex resumed>) = 0 [pid 6541] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... socket resumed>) = 3 [pid 6550] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6542] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... futex resumed>) = 0 [pid 6551] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... socket resumed>) = 3 [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6551] ioctl(3, SIOCSIFFLAGS, NULL [pid 6550] <... futex resumed>) = 0 [pid 6542] <... futex resumed>) = 0 [pid 6538] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6550] ioctl(3, SIOCSIFFLAGS, NULL [pid 6542] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... futex resumed>) = 0 [pid 6551] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6551] <... futex resumed>) = 0 [pid 6550] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6542] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] openat(AT_FDCWD, NULL, O_RDONLY [pid 6550] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] <... futex resumed>) = 0 [pid 6551] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6553] <... rseq resumed>) = 0 [pid 6552] <... socket resumed>) = 3 [pid 6551] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6550] <... futex resumed>) = 1 [pid 6542] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6541] <... futex resumed>) = 0 [pid 6538] <... futex resumed>) = 0 [pid 6553] set_robust_list(0x7f20a717b9a0, 24 [pid 6552] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = 0 [pid 6550] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... set_robust_list resumed>) = 0 [pid 6552] <... futex resumed>) = 0 [pid 6551] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6538] <... futex resumed>) = 0 [pid 6553] rt_sigprocmask(SIG_SETMASK, [], [pid 6552] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6550] openat(AT_FDCWD, NULL, O_RDONLY [pid 6541] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6553] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6541] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6552] ioctl(3, SIOCSIFFLAGS, NULL [pid 6553] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6553] <... futex resumed>) = 1 [pid 6552] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = 0 [pid 6553] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6552] <... futex resumed>) = 1 [pid 6550] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6541] <... futex resumed>) = 0 [pid 6546] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6552] openat(AT_FDCWD, NULL, O_RDONLY [pid 6550] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6546] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6543] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6553] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6552] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6543] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6541] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6550] <... futex resumed>) = 1 [pid 6546] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6538] <... futex resumed>) = 0 [pid 6553] <... socket resumed>) = 3 [pid 6552] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6552] <... futex resumed>) = 1 [pid 6550] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6543] <... futex resumed>) = 0 [pid 6541] <... futex resumed>) = 0 [pid 6553] <... futex resumed>) = 1 [pid 6552] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] <... futex resumed>) = 0 [pid 6543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6553] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6546] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6546] <... futex resumed>) = 0 [pid 6543] <... mmap resumed>) = 0x7f20a715b000 [pid 6553] ioctl(3, SIOCSIFFLAGS, NULL [pid 6546] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6553] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6553] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6546] <... futex resumed>) = 0 [pid 6546] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6546] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6553] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6543] <... mprotect resumed>) = 0 [pid 6553] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6546] <... futex resumed>) = 0 [pid 6543] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6553] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6555 attached [pid 6547] <... unshare resumed>) = 0 [pid 6555] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6547] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] set_robust_list(0x7f20a717b9a0, 24 [pid 6547] <... futex resumed>) = 0 [pid 6555] <... set_robust_list resumed>) = 0 [pid 6555] rt_sigprocmask(SIG_SETMASK, [], [pid 6547] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6555] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6541] exit_group(0 [pid 6552] <... futex resumed>) = ? [pid 6547] <... futex resumed>) = ? [pid 6541] <... exit_group resumed>) = ? [pid 6552] +++ exited with 0 +++ [pid 6547] +++ exited with 0 +++ [pid 6543] <... clone3 resumed> => {parent_tid=[6555]}, 88) = 6555 [pid 6543] rt_sigprocmask(SIG_SETMASK, [], [pid 6541] +++ exited with 0 +++ [pid 6543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6543] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] <... futex resumed>) = 0 [pid 6543] <... futex resumed>) = 1 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6541, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6555] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6543] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6555] <... openat resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 6557 attached [pid 6555] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6557 [pid 6557] set_robust_list(0x55556c2686a0, 24 [pid 6555] <... futex resumed>) = 1 [pid 6543] <... futex resumed>) = 0 [pid 6557] <... set_robust_list resumed>) = 0 [pid 6555] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6543] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6548] <... unshare resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 6555] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6543] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... prctl resumed>) = 0 [pid 6557] setpgid(0, 0 [pid 6555] <... socket resumed>) = 3 [pid 6557] <... setpgid resumed>) = 0 [pid 6557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6555] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6548] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] write(3, "1000", 4 [pid 6555] <... futex resumed>) = 1 [pid 6548] <... futex resumed>) = 0 [pid 6543] <... futex resumed>) = 0 [pid 6557] <... write resumed>) = 4 [pid 6555] ioctl(3, SIOCSIFFLAGS, NULL [pid 6548] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6543] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] close(3 [pid 6555] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6546] exit_group(0 [pid 6543] <... futex resumed>) = 0 [pid 6557] <... close resumed>) = 0 [pid 6555] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6553] <... futex resumed>) = ? [pid 6548] <... futex resumed>) = ? [pid 6546] <... exit_group resumed>) = ? [pid 6543] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6557] write(1, "executing program\n", 18 [pid 6555] <... futex resumed>) = 0 [pid 6553] +++ exited with 0 +++ [pid 6548] +++ exited with 0 +++ [pid 6543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6557] <... write resumed>) = 18 [pid 6555] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6557] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6543] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = 0 [pid 6543] <... futex resumed>) = 1 [pid 6557] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6555] openat(AT_FDCWD, NULL, O_RDONLY [pid 6543] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6555] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6555] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6555] <... futex resumed>) = 1 [pid 6546] +++ exited with 0 +++ [pid 6543] <... futex resumed>) = 0 [pid 6557] <... mmap resumed>) = 0x7f20a717c000 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6555] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6557] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6544] <... unshare resumed>) = 0 [pid 6557] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6544] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6538] exit_group(0 [pid 6557] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6550] <... futex resumed>) = ? [pid 6544] <... futex resumed>) = ? [pid 6538] <... exit_group resumed>) = ? [pid 6550] +++ exited with 0 +++ [pid 5814] <... restart_syscall resumed>) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6559 attached [pid 6544] +++ exited with 0 +++ [pid 6538] +++ exited with 0 +++ [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6559] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6559] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6559] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6560 ./strace-static-x86_64: Process 6560 attached [pid 6557] <... clone3 resumed> => {parent_tid=[6559]}, 88) = 6559 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6560] set_robust_list(0x55556c2686a0, 24 [pid 6557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6560] <... set_robust_list resumed>) = 0 [pid 6557] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6559] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 1 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6560] <... prctl resumed>) = 0 [pid 6559] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6560] setpgid(0, 0) = 0 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6560] write(3, "1000", 4./strace-static-x86_64: Process 6561 attached [pid 6557] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6561] set_robust_list(0x55556c2686a0, 24 [pid 6560] <... write resumed>) = 4 [pid 6561] <... set_robust_list resumed>) = 0 [pid 6560] close(3executing program ) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6561 [pid 6560] write(1, "executing program\n", 18 [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6560] <... write resumed>) = 18 [pid 6561] <... prctl resumed>) = 0 [pid 6560] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] setpgid(0, 0 [pid 6560] <... futex resumed>) = 0 [pid 6560] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6561] <... setpgid resumed>) = 0 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6560] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6561] <... openat resumed>) = 3 [pid 6560] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6561] write(3, "1000", 4) = 4 [pid 6560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6561] close(3) = 0 executing program [pid 6561] write(1, "executing program\n", 18 [pid 6560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6561] <... write resumed>) = 18 [pid 6561] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6561] <... futex resumed>) = 0 [pid 6561] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, ./strace-static-x86_64: Process 6562 attached NULL, 8) = 0 [pid 6560] <... clone3 resumed> => {parent_tid=[6562]}, 88) = 6562 [pid 6562] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6560] rt_sigprocmask(SIG_SETMASK, [], [pid 6562] <... rseq resumed>) = 0 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6562] set_robust_list(0x7f20a719c9a0, 24 [pid 6561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6562] <... set_robust_list resumed>) = 0 [pid 6560] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] <... mmap resumed>) = 0x7f20a717c000 [pid 6560] <... futex resumed>) = 0 [pid 6562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6560] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6562] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6561] <... mprotect resumed>) = 0 [pid 6557] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6561] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6557] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6563 attached ) = 0x7f20a715b000 [pid 6561] <... clone3 resumed> => {parent_tid=[6563]}, 88) = 6563 [pid 6557] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6557] <... mprotect resumed>) = 0 [pid 6563] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6557] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6563] <... rseq resumed>) = 0 [pid 6557] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6563] set_robust_list(0x7f20a719c9a0, 24 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6565 attached [pid 6563] <... set_robust_list resumed>) = 0 [pid 6563] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] <... clone3 resumed> => {parent_tid=[6565]}, 88) = 6565 [pid 6563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] <... futex resumed>) = 0 [pid 6561] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6557] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6557] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6563] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6545] <... unshare resumed>) = 0 [pid 6545] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6565] <... rseq resumed>) = 0 [pid 6545] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6565] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6565] rt_sigprocmask(SIG_SETMASK, [], [pid 6560] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6542] exit_group(0 [pid 6565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6565] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6565] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6565] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 0 [pid 6545] <... futex resumed>) = ? [pid 6542] <... exit_group resumed>) = ? [pid 6545] +++ exited with 0 +++ [pid 6557] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... futex resumed>) = 0 [pid 6557] <... futex resumed>) = 1 [pid 6557] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6565] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6551] <... futex resumed>) = ? [pid 6565] <... futex resumed>) = 1 [pid 6557] <... futex resumed>) = 0 [pid 6557] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] ioctl(3, SIOCSIFFLAGS, NULL [pid 6560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6557] <... futex resumed>) = 0 [pid 6560] <... mmap resumed>) = 0x7f20a715b000 [pid 6557] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6551] +++ exited with 0 +++ [pid 6542] +++ exited with 0 +++ [pid 6565] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6565] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] <... mprotect resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6542, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6565] <... futex resumed>) = 1 [pid 6557] <... futex resumed>) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6565] openat(AT_FDCWD, NULL, O_RDONLY [pid 6557] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6565] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6557] <... futex resumed>) = 0 [pid 6565] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6557] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6565] <... futex resumed>) = 0 [pid 6562] <... unshare resumed>) = 0 [pid 6561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] <... restart_syscall resumed>) = 0 [pid 6565] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6567 attached [pid 6562] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] <... clone3 resumed> => {parent_tid=[6567]}, 88) = 6567 [pid 6562] <... futex resumed>) = 0 [pid 6560] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6562] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6560] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6568 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6568 attached [pid 6567] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6560] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6567] <... rseq resumed>) = 0 [pid 6561] <... mmap resumed>) = 0x7f20a715b000 [pid 6568] set_robust_list(0x55556c2686a0, 24 [pid 6567] set_robust_list(0x7f20a717b9a0, 24 [pid 6561] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6568] <... set_robust_list resumed>) = 0 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6561] <... mprotect resumed>) = 0 [pid 6567] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6561] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6567] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6570 attached [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6567] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6549] <... unshare resumed>) = 0 [pid 6561] <... clone3 resumed> => {parent_tid=[6570]}, 88) = 6570 [pid 6570] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6561] rt_sigprocmask(SIG_SETMASK, [], [pid 6570] set_robust_list(0x7f20a717b9a0, 24 [pid 6561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6570] <... set_robust_list resumed>) = 0 [pid 6561] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] rt_sigprocmask(SIG_SETMASK, [], [pid 6561] <... futex resumed>) = 0 [pid 6567] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6567] <... futex resumed>) = 1 [pid 6561] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... prctl resumed>) = 0 [pid 6549] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6568] setpgid(0, 0 [pid 6567] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] <... futex resumed>) = 0 [pid 6549] <... futex resumed>) = 0 [pid 6568] <... setpgid resumed>) = 0 [pid 6560] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6549] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6570] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6562] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 1 [pid 6570] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6568] <... openat resumed>) = 3 [pid 6560] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6543] exit_group(0 [pid 6570] <... futex resumed>) = 1 [pid 6562] <... socket resumed>) = 3 [pid 6561] <... futex resumed>) = 0 [pid 6555] <... futex resumed>) = ? [pid 6543] <... exit_group resumed>) = ? [pid 6570] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6555] +++ exited with 0 +++ [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] <... futex resumed>) = 1 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6570] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6562] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... socket resumed>) = 3 [pid 6562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6560] <... futex resumed>) = 0 [pid 6570] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] ioctl(3, SIOCSIFFLAGS, NULL [pid 6560] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6570] <... futex resumed>) = 1 [pid 6562] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6561] <... futex resumed>) = 0 [pid 6570] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6562] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] <... futex resumed>) = 1 [pid 6561] <... futex resumed>) = 0 [pid 6560] <... futex resumed>) = 0 [pid 6570] ioctl(3, SIOCSIFFLAGS, NULL [pid 6562] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6560] <... futex resumed>) = 0 [pid 6570] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6562] openat(AT_FDCWD, NULL, O_RDONLY [pid 6560] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6570] <... futex resumed>) = 1 [pid 6562] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6561] <... futex resumed>) = 0 [pid 6570] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6561] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6562] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6561] <... futex resumed>) = 0 [pid 6570] openat(AT_FDCWD, NULL, O_RDONLY [pid 6562] <... futex resumed>) = 1 [pid 6561] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6560] <... futex resumed>) = 0 [pid 6570] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6562] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6560] exit_group(0 [pid 6570] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6567] <... futex resumed>) = ? [pid 6562] <... futex resumed>) = ? [pid 6560] <... exit_group resumed>) = ? [pid 6570] <... futex resumed>) = 1 [pid 6567] +++ exited with 0 +++ [pid 6561] <... futex resumed>) = 0 [pid 6570] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] write(3, "1000", 4 [pid 6563] <... unshare resumed>) = 0 [pid 6562] +++ exited with 0 +++ [pid 6560] +++ exited with 0 +++ [pid 6559] <... unshare resumed>) = 0 [pid 6549] <... futex resumed>) = ? [pid 6559] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6557] exit_group(0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6565] <... futex resumed>) = ? [pid 6559] <... futex resumed>) = ? [pid 6557] <... exit_group resumed>) = ? [pid 6568] <... write resumed>) = 4 [pid 6565] +++ exited with 0 +++ [pid 6563] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6559] +++ exited with 0 +++ [pid 6561] exit_group(0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6573 attached [pid 6570] <... futex resumed>) = ? [pid 6568] close(3 [pid 6563] <... futex resumed>) = ? [pid 6561] <... exit_group resumed>) = ? [pid 6570] +++ exited with 0 +++ [pid 6568] <... close resumed>) = 0 [pid 6563] +++ exited with 0 +++ [pid 6549] +++ exited with 0 +++ [pid 6543] +++ exited with 0 +++ [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6573 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6543, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6573] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6573] setpgid(0, 0) = 0 [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6568] write(1, "executing program\n", 18 [pid 6561] +++ exited with 0 +++ [pid 6557] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6557, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6573] <... openat resumed>) = 3 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6573] write(3, "1000", 4 [pid 6568] <... write resumed>) = 18 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6573] <... write resumed>) = 4 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6573] close(3 [pid 6568] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6573] <... close resumed>) = 0 [pid 6568] <... futex resumed>) = 0 [pid 6568] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6573] write(1, "executing program\n", 18 [pid 6568] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6573] <... write resumed>) = 18 [pid 6568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6568] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6573] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... mprotect resumed>) = 0 [pid 6568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6573] <... futex resumed>) = 0 [pid 6568] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6575 attached ./strace-static-x86_64: Process 6574 attached [pid 6573] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6576 attached [pid 6575] set_robust_list(0x55556c2686a0, 24 [pid 6574] set_robust_list(0x55556c2686a0, 24 [pid 6573] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6575 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6574 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6577 attached [pid 6576] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6575] <... set_robust_list resumed>) = 0 [pid 6574] <... set_robust_list resumed>) = 0 [pid 6573] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6568] <... clone3 resumed> => {parent_tid=[6576]}, 88) = 6576 [pid 6575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6577 [pid 6575] <... prctl resumed>) = 0 [pid 6574] <... prctl resumed>) = 0 [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program executing program [pid 6576] <... rseq resumed>) = 0 [pid 6575] setpgid(0, 0 [pid 6574] setpgid(0, 0 [pid 6573] <... mmap resumed>) = 0x7f20a717c000 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] <... setpgid resumed>) = 0 [pid 6573] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6573] <... mprotect resumed>) = 0 [pid 6576] set_robust_list(0x7f20a719c9a0, 24 [pid 6575] <... setpgid resumed>) = 0 [pid 6574] <... openat resumed>) = 3 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6576] <... set_robust_list resumed>) = 0 [pid 6575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6574] write(3, "1000", 4 [pid 6573] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6576] rt_sigprocmask(SIG_SETMASK, [], [pid 6575] <... openat resumed>) = 3 [pid 6574] <... write resumed>) = 4 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6568] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6578 attached [pid 6577] set_robust_list(0x55556c2686a0, 24 [pid 6576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6575] write(3, "1000", 4 [pid 6574] close(3 [pid 6577] <... set_robust_list resumed>) = 0 [pid 6576] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6575] <... write resumed>) = 4 [pid 6574] <... close resumed>) = 0 [pid 6573] <... clone3 resumed> => {parent_tid=[6578]}, 88) = 6578 [pid 6575] close(3 [pid 6574] write(1, "executing program\n", 18 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], [pid 6568] <... futex resumed>) = 0 [pid 6574] <... write resumed>) = 18 [pid 6573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... futex resumed>) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6574] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6573] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] <... close resumed>) = 0 [pid 6574] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6575] write(1, "executing program\n", 18 [pid 6574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6578] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6577] <... prctl resumed>) = 0 [pid 6575] <... write resumed>) = 18 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] <... rseq resumed>) = 0 [pid 6577] setpgid(0, 0 [pid 6578] set_robust_list(0x7f20a719c9a0, 24 [pid 6577] <... setpgid resumed>) = 0 [pid 6575] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6578] <... set_robust_list resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6575] <... futex resumed>) = 0 [pid 6578] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... openat resumed>) = 3 [pid 6575] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6574] <... mmap resumed>) = 0x7f20a717c000 [pid 6578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] write(3, "1000", 4 [pid 6574] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6578] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6577] <... write resumed>) = 4 [pid 6575] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6577] close(3 [pid 6575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6577] <... close resumed>) = 0 [pid 6575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] <... mprotect resumed>) = 0 [pid 6577] write(1, "executing program\n", 18 [pid 6575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}executing program ./strace-static-x86_64: Process 6579 attached [pid 6577] <... write resumed>) = 18 [pid 6575] <... mmap resumed>) = 0x7f20a717c000 [pid 6579] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6577] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6577] <... futex resumed>) = 0 [pid 6575] <... mprotect resumed>) = 0 [pid 6574] <... clone3 resumed> => {parent_tid=[6579]}, 88) = 6579 [pid 6577] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6575] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6579] <... rseq resumed>) = 0 [pid 6577] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6575] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6579] set_robust_list(0x7f20a719c9a0, 24 [pid 6577] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6579] <... set_robust_list resumed>) = 0 [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6580 attached [pid 6579] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6575] <... clone3 resumed> => {parent_tid=[6580]}, 88) = 6580 [pid 6580] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6577] <... mmap resumed>) = 0x7f20a717c000 [pid 6574] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6580] <... rseq resumed>) = 0 [pid 6577] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6575] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6580] set_robust_list(0x7f20a719c9a0, 24 [pid 6579] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6577] <... mprotect resumed>) = 0 [pid 6575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6577] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6575] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6580] rt_sigprocmask(SIG_SETMASK, [], [pid 6577] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6580] <... rt_sigprocmask resumed>NULL, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6575] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6581 attached [pid 6580] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6581] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6577] <... clone3 resumed> => {parent_tid=[6581]}, 88) = 6581 [pid 6577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6577] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6581] <... rseq resumed>) = 0 [pid 6577] <... futex resumed>) = 0 [pid 6581] set_robust_list(0x7f20a719c9a0, 24 [pid 6577] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] <... set_robust_list resumed>) = 0 [pid 6581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6581] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6573] <... futex resumed>) = 0 [pid 6568] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6573] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6573] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6573] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6582]}, 88) = 6582 [pid 6573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6573] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6573] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6582 attached [pid 6568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6582] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6568] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6582] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6584 attached [pid 6568] <... clone3 resumed> => {parent_tid=[6584]}, 88) = 6584 [pid 6584] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6568] rt_sigprocmask(SIG_SETMASK, [], [pid 6584] <... rseq resumed>) = 0 [pid 6568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] set_robust_list(0x7f20a717b9a0, 24 [pid 6568] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... set_robust_list resumed>) = 0 [pid 6582] set_robust_list(0x7f20a717b9a0, 24 [pid 6568] <... futex resumed>) = 0 [pid 6582] <... set_robust_list resumed>) = 0 [pid 6582] rt_sigprocmask(SIG_SETMASK, [], [pid 6576] <... unshare resumed>) = 0 [pid 6568] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6584] rt_sigprocmask(SIG_SETMASK, [], [pid 6576] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6584] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6584] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6576] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6584] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6584] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6584] <... futex resumed>) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6584] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6568] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6576] <... futex resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6576] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6568] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6576] <... socket resumed>) = 3 [pid 6576] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6568] <... futex resumed>) = 0 [pid 6582] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6576] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6575] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6574] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6582] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6582] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6575] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... futex resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... mmap resumed>) = 0x7f20a715b000 [pid 6573] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6573] <... futex resumed>) = 1 [pid 6582] <... futex resumed>) = 0 [pid 6575] <... mmap resumed>) = 0x7f20a715b000 [pid 6574] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6573] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6575] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6568] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6582] <... socket resumed>) = 3 [pid 6578] <... unshare resumed>) = 0 [pid 6576] <... futex resumed>) = 0 [pid 6575] <... mprotect resumed>) = 0 [pid 6574] <... mprotect resumed>) = 0 [pid 6568] <... futex resumed>) = 1 [pid 6582] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] ioctl(3, SIOCSIFFLAGS, NULL [pid 6575] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6568] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6582] <... futex resumed>) = 1 [pid 6578] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6575] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6573] <... futex resumed>) = 0 [pid 6582] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6578] <... futex resumed>) = 0 [pid 6576] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6573] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6586 attached [pid 6578] ioctl(3, SIOCSIFFLAGS, NULL [pid 6576] <... futex resumed>) = 1 [pid 6568] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6587 attached [pid 6586] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6578] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6576] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6575] <... clone3 resumed> => {parent_tid=[6586]}, 88) = 6586 [pid 6573] <... futex resumed>) = 0 [pid 6568] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6586] <... rseq resumed>) = 0 [pid 6578] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6575] rt_sigprocmask(SIG_SETMASK, [], [pid 6574] <... clone3 resumed> => {parent_tid=[6587]}, 88) = 6587 [pid 6573] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... futex resumed>) = 0 [pid 6587] <... rseq resumed>) = 0 [pid 6586] set_robust_list(0x7f20a717b9a0, 24 [pid 6578] <... futex resumed>) = 0 [pid 6576] openat(AT_FDCWD, NULL, O_RDONLY [pid 6575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] rt_sigprocmask(SIG_SETMASK, [], [pid 6573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6568] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6578] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6575] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6573] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... set_robust_list resumed>) = 0 [pid 6578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6577] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6576] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6573] <... futex resumed>) = 0 [pid 6587] set_robust_list(0x7f20a717b9a0, 24 [pid 6586] rt_sigprocmask(SIG_SETMASK, [], [pid 6578] openat(AT_FDCWD, NULL, O_RDONLY [pid 6577] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6576] <... futex resumed>) = 1 [pid 6575] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] <... futex resumed>) = 0 [pid 6573] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] <... futex resumed>) = 0 [pid 6587] <... set_robust_list resumed>) = 0 [pid 6586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6578] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6577] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6576] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6574] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6568] exit_group(0 [pid 6587] rt_sigprocmask(SIG_SETMASK, [], [pid 6586] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6584] <... futex resumed>) = ? [pid 6578] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6576] <... futex resumed>) = ? [pid 6568] <... exit_group resumed>) = ? [pid 6587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6586] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6584] +++ exited with 0 +++ [pid 6578] <... futex resumed>) = 1 [pid 6577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6573] <... futex resumed>) = 0 [pid 6578] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... mmap resumed>) = 0x7f20a715b000 [pid 6577] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6588]}, 88) = 6588 [pid 6573] exit_group(0./strace-static-x86_64: Process 6588 attached [pid 6587] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6582] <... futex resumed>) = ? [pid 6586] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6578] <... futex resumed>) = ? [pid 6577] rt_sigprocmask(SIG_SETMASK, [], [pid 6573] <... exit_group resumed>) = ? [pid 6588] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6587] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6586] <... futex resumed>) = 1 [pid 6582] +++ exited with 0 +++ [pid 6578] +++ exited with 0 +++ [pid 6577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6575] <... futex resumed>) = 0 [pid 6577] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... futex resumed>) = 0 [pid 6587] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6577] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6575] <... futex resumed>) = 0 [pid 6587] <... futex resumed>) = 1 [pid 6575] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] <... futex resumed>) = 0 [pid 6586] <... socket resumed>) = 3 [pid 6574] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6574] <... futex resumed>) = 0 [pid 6586] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6574] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6587] <... socket resumed>) = 3 [pid 6586] <... futex resumed>) = 1 [pid 6575] <... futex resumed>) = 0 [pid 6586] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6575] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6575] <... futex resumed>) = 0 [pid 6575] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6586] ioctl(3, SIOCSIFFLAGS, NULL [pid 6587] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6586] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6574] <... futex resumed>) = 0 [pid 6574] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... rseq resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 6588] set_robust_list(0x7f20a717b9a0, 24 [pid 6587] ioctl(3, SIOCSIFFLAGS, NULL [pid 6574] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... set_robust_list resumed>) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [], [pid 6576] +++ exited with 0 +++ [pid 6588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6568] +++ exited with 0 +++ [pid 6588] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6588] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6587] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6588] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6577] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... futex resumed>) = 1 [pid 6588] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6577] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 6577] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6574] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6574] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... socket resumed>) = 3 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6587] openat(AT_FDCWD, NULL, O_RDONLY [pid 6588] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6588] <... futex resumed>) = 1 [pid 6587] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = 0 [pid 6573] +++ exited with 0 +++ [pid 6588] ioctl(3, SIOCSIFFLAGS, NULL [pid 6587] <... futex resumed>) = 1 [pid 6586] <... futex resumed>) = 1 [pid 6577] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6575] <... futex resumed>) = 0 [pid 6574] <... futex resumed>) = 0 [pid 6588] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6586] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] <... futex resumed>) = 0 [pid 6575] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6587] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6575] <... futex resumed>) = 0 [pid 6586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6589 ./strace-static-x86_64: Process 6589 attached [pid 6588] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6586] openat(AT_FDCWD, NULL, O_RDONLY [pid 6575] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... restart_syscall resumed>) = 0 [pid 6589] set_robust_list(0x55556c2686a0, 24 [pid 6588] <... futex resumed>) = 1 [pid 6586] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6577] <... futex resumed>) = 0 [pid 6589] <... set_robust_list resumed>) = 0 [pid 6588] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6586] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6586] <... futex resumed>) = 1 [pid 6577] <... futex resumed>) = 0 [pid 6575] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6588] openat(AT_FDCWD, NULL, O_RDONLY [pid 6586] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6588] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6590 [pid 6588] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6588] <... futex resumed>) = 0 [pid 6588] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6590 attached [pid 6590] set_robust_list(0x55556c2686a0, 24 [pid 6589] <... prctl resumed>) = 0 [pid 6590] <... set_robust_list resumed>) = 0 [pid 6589] setpgid(0, 0 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6589] <... setpgid resumed>) = 0 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6590] <... prctl resumed>) = 0 [pid 6589] <... openat resumed>) = 3 [pid 6590] setpgid(0, 0 [pid 6589] write(3, "1000", 4 [pid 6590] <... setpgid resumed>) = 0 [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6589] <... write resumed>) = 4 [pid 6590] <... openat resumed>) = 3 [pid 6589] close(3) = 0 [pid 6579] <... unshare resumed>) = 0 [pid 6579] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6579] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6590] write(3, "1000", 4 [pid 6589] write(1, "executing program\n", 18 [pid 6590] <... write resumed>) = 4 [pid 6589] <... write resumed>) = 18 [pid 6590] close(3 [pid 6589] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... close resumed>) = 0 [pid 6589] <... futex resumed>) = 0 executing program [pid 6590] write(1, "executing program\n", 18 [pid 6589] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6590] <... write resumed>) = 18 [pid 6590] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6590] <... futex resumed>) = 0 [pid 6590] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6590] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6574] exit_group(0 [pid 6590] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6587] <... futex resumed>) = ? [pid 6579] <... futex resumed>) = ? [pid 6574] <... exit_group resumed>) = ? [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6587] +++ exited with 0 +++ [pid 6590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6580] <... unshare resumed>) = 0 [pid 6590] <... mmap resumed>) = 0x7f20a717c000 [pid 6589] <... mmap resumed>) = 0x7f20a717c000 [pid 6580] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6589] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6580] <... futex resumed>) = 0 [pid 6590] <... mprotect resumed>) = 0 [pid 6589] <... mprotect resumed>) = 0 [pid 6580] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6579] +++ exited with 0 +++ [pid 6574] +++ exited with 0 +++ [pid 6590] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6589] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6575] exit_group(0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6586] <... futex resumed>) = ? [pid 6580] <... futex resumed>) = ? [pid 6586] +++ exited with 0 +++ [pid 6580] +++ exited with 0 +++ [pid 5819] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6595 attached ./strace-static-x86_64: Process 6594 attached [pid 6581] <... unshare resumed>) = 0 [pid 6575] <... exit_group resumed>) = ? [pid 6595] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6594] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6590] <... clone3 resumed> => {parent_tid=[6595]}, 88) = 6595 [pid 6589] <... clone3 resumed> => {parent_tid=[6594]}, 88) = 6594 [pid 6581] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6594] <... rseq resumed>) = 0 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6595] <... rseq resumed>) = 0 [pid 6594] set_robust_list(0x7f20a719c9a0, 24 [pid 6590] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6589] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6581] <... futex resumed>) = 0 [pid 6595] set_robust_list(0x7f20a719c9a0, 24 [pid 6594] <... set_robust_list resumed>) = 0 [pid 6581] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6577] exit_group(0 [pid 6575] +++ exited with 0 +++ [pid 6595] <... set_robust_list resumed>) = 0 [pid 6594] rt_sigprocmask(SIG_SETMASK, [], [pid 6588] <... futex resumed>) = ? [pid 6581] <... futex resumed>) = ? [pid 6577] <... exit_group resumed>) = ? [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6595] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6588] +++ exited with 0 +++ [pid 6595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6594] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6581] +++ exited with 0 +++ [pid 6577] +++ exited with 0 +++ ./strace-static-x86_64: Process 6596 attached [pid 6595] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6575, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6577, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6596 [pid 6596] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6597 attached [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6596] setpgid(0, 0./strace-static-x86_64: Process 6598 attached ) = 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6598 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6597 [pid 6596] <... openat resumed>) = 3 [pid 6596] write(3, "1000", 4executing program ) = 4 [pid 6596] close(3) = 0 [pid 6596] write(1, "executing program\n", 18) = 18 [pid 6596] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, 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) = 0x7f20a717c000 [pid 6596] mprotect(0x7f20a717d000, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6599 attached [pid 6598] set_robust_list(0x55556c2686a0, 24 [pid 6597] set_robust_list(0x55556c2686a0, 24 [pid 6596] <... clone3 resumed> => {parent_tid=[6599]}, 88) = 6599 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6599] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6597] <... set_robust_list resumed>) = 0 [pid 6596] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... set_robust_list resumed>) = 0 [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6596] <... futex resumed>) = 0 [pid 6598] <... prctl resumed>) = 0 [pid 6596] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6598] setpgid(0, 0 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6599] <... rseq resumed>) = 0 [pid 6598] <... setpgid resumed>) = 0 [pid 6599] set_robust_list(0x7f20a719c9a0, 24 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] <... prctl resumed>) = 0 [pid 6599] <... set_robust_list resumed>) = 0 [pid 6598] <... openat resumed>) = 3 [pid 6599] rt_sigprocmask(SIG_SETMASK, [], [pid 6598] write(3, "1000", 4 [pid 6599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6597] setpgid(0, 0 [pid 6599] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6598] <... write resumed>) = 4 [pid 6597] <... setpgid resumed>) = 0 executing program executing program [pid 6598] close(3 [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6598] <... close resumed>) = 0 [pid 6598] write(1, "executing program\n", 18 [pid 6597] <... openat resumed>) = 3 [pid 6598] <... write resumed>) = 18 [pid 6597] write(3, "1000", 4 [pid 6598] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] <... write resumed>) = 4 [pid 6598] <... futex resumed>) = 0 [pid 6597] close(3 [pid 6598] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6597] <... close resumed>) = 0 [pid 6598] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6597] write(1, "executing program\n", 18 [pid 6598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6597] <... write resumed>) = 18 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6597] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... mmap resumed>) = 0x7f20a717c000 [pid 6597] <... futex resumed>) = 0 [pid 6598] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6597] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6598] <... mprotect resumed>) = 0 [pid 6597] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6590] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6590] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6597] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6598] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6597] <... mprotect resumed>) = 0 [pid 6590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6600 attached [pid 6597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6590] <... mmap resumed>) = 0x7f20a715b000 [pid 6589] <... mmap resumed>) = 0x7f20a715b000 [pid 6600] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6598] <... clone3 resumed> => {parent_tid=[6600]}, 88) = 6600 [pid 6597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6600] <... rseq resumed>) = 0 [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6600] set_robust_list(0x7f20a719c9a0, 24 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6601 attached [pid 6597] <... clone3 resumed> => {parent_tid=[6601]}, 88) = 6601 [pid 6601] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6600] <... set_robust_list resumed>) = 0 [pid 6598] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] rt_sigprocmask(SIG_SETMASK, [], [pid 6601] <... rseq resumed>) = 0 [pid 6600] rt_sigprocmask(SIG_SETMASK, [], [pid 6598] <... futex resumed>) = 0 [pid 6597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6601] set_robust_list(0x7f20a719c9a0, 24 [pid 6600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6598] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6601] <... set_robust_list resumed>) = 0 [pid 6600] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6597] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6589] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6590] <... mprotect resumed>) = 0 [pid 6589] <... mprotect resumed>) = 0 [pid 6590] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6590] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6597] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6602 attached [pid 6601] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6597] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6603 attached [pid 6602] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6590] <... clone3 resumed> => {parent_tid=[6602]}, 88) = 6602 [pid 6589] <... clone3 resumed> => {parent_tid=[6603]}, 88) = 6603 [pid 6603] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6602] <... rseq resumed>) = 0 [pid 6590] rt_sigprocmask(SIG_SETMASK, [], [pid 6589] rt_sigprocmask(SIG_SETMASK, [], [pid 6603] <... rseq resumed>) = 0 [pid 6602] set_robust_list(0x7f20a717b9a0, 24 [pid 6590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6603] set_robust_list(0x7f20a717b9a0, 24 [pid 6602] <... set_robust_list resumed>) = 0 [pid 6590] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... set_robust_list resumed>) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [], [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6603] rt_sigprocmask(SIG_SETMASK, [], [pid 6602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6590] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6589] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6602] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6603] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6602] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6603] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6602] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... futex resumed>) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6603] <... futex resumed>) = 1 [pid 6590] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6602] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6590] <... futex resumed>) = 0 [pid 6589] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] <... socket resumed>) = 3 [pid 6590] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6589] <... futex resumed>) = 0 [pid 6603] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6589] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... socket resumed>) = 3 [pid 6602] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] ioctl(3, SIOCSIFFLAGS, NULL [pid 6590] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = 1 [pid 6602] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6590] <... futex resumed>) = 0 [pid 6589] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6589] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6589] <... futex resumed>) = 0 [pid 6603] ioctl(3, SIOCSIFFLAGS, NULL [pid 6602] <... futex resumed>) = 0 [pid 6590] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6602] openat(AT_FDCWD, NULL, O_RDONLY [pid 6590] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6602] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6590] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... futex resumed>) = 1 [pid 6602] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6602] <... futex resumed>) = 1 [pid 6590] <... futex resumed>) = 0 [pid 6589] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6602] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6589] <... futex resumed>) = 0 [pid 6603] openat(AT_FDCWD, NULL, O_RDONLY [pid 6589] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6603] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6603] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6603] <... futex resumed>) = 1 [pid 6596] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6589] <... futex resumed>) = 0 [pid 6603] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6596] <... futex resumed>) = 0 [pid 6596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6596] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6605 attached [pid 6594] <... unshare resumed>) = 0 [pid 6605] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6596] <... clone3 resumed> => {parent_tid=[6605]}, 88) = 6605 [pid 6596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6596] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6596] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... rseq resumed>) = 0 [pid 6605] set_robust_list(0x7f20a717b9a0, 24 [pid 6594] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6598] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6594] <... futex resumed>) = 0 [pid 6589] exit_group(0) = ? [pid 6605] rt_sigprocmask(SIG_SETMASK, [], [pid 6594] +++ exited with 0 +++ [pid 6605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6603] <... futex resumed>) = ? [pid 6598] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6605] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6605] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6605] <... futex resumed>) = 1 [pid 6598] <... mmap resumed>) = 0x7f20a715b000 [pid 6597] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6605] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6596] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... mprotect resumed>) = 0 [pid 6597] <... mmap resumed>) = 0x7f20a715b000 [pid 6605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] <... futex resumed>) = 0 [pid 6597] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6605] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6596] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6605] <... socket resumed>) = 3 [pid 6597] <... mprotect resumed>) = 0 [pid 6605] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6605] <... futex resumed>) = 1 [pid 6603] +++ exited with 0 +++ [pid 6598] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6596] <... futex resumed>) = 0 [pid 6589] +++ exited with 0 +++ [pid 6605] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6596] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 6607 attached ./strace-static-x86_64: Process 6606 attached [pid 6605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6596] <... futex resumed>) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6607] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6606] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6605] ioctl(3, SIOCSIFFLAGS, NULL [pid 6598] <... clone3 resumed> => {parent_tid=[6606]}, 88) = 6606 [pid 6597] <... clone3 resumed> => {parent_tid=[6607]}, 88) = 6607 [pid 6596] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... rseq resumed>) = 0 [pid 6606] <... rseq resumed>) = 0 [pid 6605] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6598] rt_sigprocmask(SIG_SETMASK, [], [pid 6597] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] <... restart_syscall resumed>) = 0 [pid 6605] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6607] set_robust_list(0x7f20a717b9a0, 24 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6607] <... set_robust_list resumed>) = 0 [pid 6606] set_robust_list(0x7f20a717b9a0, 24 [pid 6605] <... futex resumed>) = 1 [pid 6598] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6596] <... futex resumed>) = 0 [pid 6596] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6608 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6596] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6608 attached [pid 6607] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] openat(AT_FDCWD, NULL, O_RDONLY [pid 6598] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6597] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... set_robust_list resumed>) = 0 [pid 6596] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6606] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6607] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6605] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6605] <... futex resumed>) = 1 [pid 6596] <... futex resumed>) = 0 [pid 6606] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6607] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6606] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6605] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] <... futex resumed>) = 0 [pid 6607] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6606] <... futex resumed>) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6607] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6606] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6598] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... socket resumed>) = 3 [pid 6606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] <... futex resumed>) = 0 [pid 6606] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6598] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] set_robust_list(0x55556c2686a0, 24 [pid 6606] <... socket resumed>) = 3 [pid 6608] <... set_robust_list resumed>) = 0 [pid 6606] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6606] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6598] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] ioctl(3, SIOCSIFFLAGS, NULL [pid 6598] <... futex resumed>) = 0 [pid 6598] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6606] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6606] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6606] openat(AT_FDCWD, NULL, O_RDONLY [pid 6598] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6598] <... futex resumed>) = 0 [pid 6598] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6607] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6606] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = 1 [pid 6606] <... futex resumed>) = 1 [pid 6598] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 0 [pid 6607] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6606] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6597] <... futex resumed>) = 0 [pid 6607] ioctl(3, SIOCSIFFLAGS, NULL [pid 6597] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6607] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6597] <... futex resumed>) = 0 [pid 6607] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... prctl resumed>) = 0 [pid 6607] <... futex resumed>) = 0 [pid 6597] <... futex resumed>) = 1 [pid 6607] openat(AT_FDCWD, NULL, O_RDONLY [pid 6597] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6608] setpgid(0, 0 [pid 6607] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6608] <... setpgid resumed>) = 0 [pid 6607] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6607] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] <... futex resumed>) = 0 [pid 6608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6595] <... unshare resumed>) = 0 [pid 6608] write(3, "1000", 4) = 4 [pid 6595] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] close(3 [pid 6595] <... futex resumed>) = 0 [pid 6608] <... close resumed>) = 0 [pid 6595] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6590] exit_group(0 executing program [pid 6608] write(1, "executing program\n", 18 [pid 6602] <... futex resumed>) = ? [pid 6595] <... futex resumed>) = ? [pid 6590] <... exit_group resumed>) = ? [pid 6595] +++ exited with 0 +++ [pid 6608] <... write resumed>) = 18 [pid 6602] +++ exited with 0 +++ [pid 6590] +++ exited with 0 +++ [pid 6608] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6608] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6608] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6608] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6601] <... unshare resumed>) = 0 [pid 6599] <... unshare resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6599] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6612 attached [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6614 attached [pid 6612] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6608] <... clone3 resumed> => {parent_tid=[6612]}, 88) = 6612 [pid 6596] exit_group(0 [pid 6612] <... rseq resumed>) = 0 [pid 6608] rt_sigprocmask(SIG_SETMASK, [], [pid 6605] <... futex resumed>) = ? [pid 6599] <... futex resumed>) = ? [pid 6596] <... exit_group resumed>) = ? [pid 6614] set_robust_list(0x55556c2686a0, 24 [pid 6612] set_robust_list(0x7f20a719c9a0, 24 [pid 6608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6605] +++ exited with 0 +++ [pid 6601] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6600] <... unshare resumed>) = 0 [pid 6599] +++ exited with 0 +++ [pid 6596] +++ exited with 0 +++ [pid 6614] <... set_robust_list resumed>) = 0 [pid 6612] <... set_robust_list resumed>) = 0 [pid 6608] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6601] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6614 [pid 6601] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6597] exit_group(0) = ? [pid 6607] <... futex resumed>) = ? [pid 6608] <... futex resumed>) = 0 [pid 6608] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6607] +++ exited with 0 +++ [pid 6601] <... futex resumed>) = ? [pid 6612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6612] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6601] +++ exited with 0 +++ [pid 6600] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6597] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6614] <... prctl resumed>) = 0 [pid 6600] <... futex resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6614] setpgid(0, 0 [pid 6600] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] <... restart_syscall resumed>) = 0 [pid 6598] exit_group(0) = ? [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6606] <... futex resumed>) = ? [pid 6606] +++ exited with 0 +++ [pid 6600] <... futex resumed>) = ? [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6615 [pid 6614] <... setpgid resumed>) = 0 [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ./strace-static-x86_64: Process 6615 attached ) = 3 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6616 attached [pid 6614] write(3, "1000", 4 [pid 6616] set_robust_list(0x55556c2686a0, 24 [pid 6614] <... write resumed>) = 4 [pid 6614] close(3) = 0 [pid 6614] write(1, "executing program\n", 18) = 18 [pid 6614] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6616 [pid 6614] <... futex resumed>) = 0 [pid 6615] set_robust_list(0x55556c2686a0, 24 [pid 6614] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6615] <... set_robust_list resumed>) = 0 [pid 6614] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6616] <... set_robust_list resumed>) = 0 [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6600] +++ exited with 0 +++ [pid 6598] +++ exited with 0 +++ [pid 6616] <... prctl resumed>) = 0 [pid 6616] setpgid(0, 0 [pid 6615] <... prctl resumed>) = 0 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6616] <... setpgid resumed>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6615] setpgid(0, 0 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6615] <... setpgid resumed>) = 0 [pid 6614] <... mmap resumed>) = 0x7f20a717c000 [pid 6616] write(3, "1000", 4) = 4 [pid 6615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6614] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6616] close(3executing program ) = 0 [pid 6615] <... openat resumed>) = 3 [pid 6614] <... mprotect resumed>) = 0 [pid 6616] write(1, "executing program\n", 18 [pid 6615] write(3, "1000", 4 [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6616] <... write resumed>) = 18 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6616] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... write resumed>) = 4 [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] <... futex resumed>) = 0 [pid 6616] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6615] close(3 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6616] <... rt_sigaction resumed>NULL, 8) = 0 executing program [pid 6615] <... close resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6616] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6615] write(1, "executing program\n", 18 [pid 6614] <... clone3 resumed> => {parent_tid=[6618]}, 88) = 6618 [pid 6615] <... write resumed>) = 18 [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6619 attached ./strace-static-x86_64: Process 6618 attached [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6614] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6614] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6619 [pid 6618] <... rseq resumed>) = 0 [pid 6616] <... mmap resumed>) = 0x7f20a717c000 [pid 6615] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6614] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] set_robust_list(0x55556c2686a0, 24 [pid 6618] set_robust_list(0x7f20a719c9a0, 24 [pid 6616] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6615] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6612] <... unshare resumed>) = 0 [pid 6619] <... set_robust_list resumed>) = 0 [pid 6618] <... set_robust_list resumed>) = 0 [pid 6616] <... mprotect resumed>) = 0 [pid 6615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6618] rt_sigprocmask(SIG_SETMASK, [], [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6619] <... prctl resumed>) = 0 [pid 6618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6616] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6615] <... mmap resumed>) = 0x7f20a717c000 [pid 6612] <... futex resumed>) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6619] setpgid(0, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6618] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6615] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6612] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6620 attached [pid 6619] <... setpgid resumed>) = 0 [pid 6615] <... mprotect resumed>) = 0 [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... futex resumed>) = 0 [pid 6620] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6616] <... clone3 resumed> => {parent_tid=[6620]}, 88) = 6620 [pid 6615] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6612] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6608] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6620] <... rseq resumed>) = 0 [pid 6619] <... openat resumed>) = 3 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6612] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6620] set_robust_list(0x7f20a719c9a0, 24 [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6620] <... set_robust_list resumed>) = 0 [pid 6619] write(3, "1000", 4 [pid 6616] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6621 attached [pid 6620] rt_sigprocmask(SIG_SETMASK, [], [pid 6619] <... write resumed>) = 4 [pid 6616] <... futex resumed>) = 0 [pid 6615] <... clone3 resumed> => {parent_tid=[6621]}, 88) = 6621 [pid 6612] <... futex resumed>) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6621] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] close(3 [pid 6616] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6621] <... rseq resumed>) = 0 [pid 6620] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6619] <... close resumed>) = 0 [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... futex resumed>) = 0 [pid 6619] write(1, "executing program\n", 18 [pid 6615] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6612] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6608] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... write resumed>) = 18 [pid 6615] <... futex resumed>) = 0 [pid 6612] <... socket resumed>) = 3 [pid 6619] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6612] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6612] <... futex resumed>) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6619] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6612] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6608] <... futex resumed>) = 0 [pid 6619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6612] ioctl(3, SIOCSIFFLAGS, NULL [pid 6608] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6612] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6612] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6608] <... futex resumed>) = 0 [pid 6608] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6612] <... futex resumed>) = 1 [pid 6608] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6621] set_robust_list(0x7f20a719c9a0, 24 [pid 6619] <... mprotect resumed>) = 0 [pid 6612] openat(AT_FDCWD, NULL, O_RDONLY [pid 6621] <... set_robust_list resumed>) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6621] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6612] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6612] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6612] <... futex resumed>) = 1 [pid 6608] <... futex resumed>) = 0 [pid 6612] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6608] exit_group(0 [pid 6619] <... clone3 resumed> => {parent_tid=[6622]}, 88) = 6622 [pid 6612] <... futex resumed>) = ? [pid 6608] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6622 attached [pid 6619] rt_sigprocmask(SIG_SETMASK, [], [pid 6612] +++ exited with 0 +++ [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6608] +++ exited with 0 +++ [pid 6619] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6608, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6622] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6622] <... rseq resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6622] set_robust_list(0x7f20a719c9a0, 24 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6622] <... set_robust_list resumed>) = 0 [pid 6622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6622] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET./strace-static-x86_64: Process 6623 attached [pid 6623] set_robust_list(0x55556c2686a0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6623 [pid 6614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] <... set_robust_list resumed>) = 0 [pid 6614] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6614] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6616] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6616] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 0 [pid 6616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6623] <... prctl resumed>) = 0 [pid 6616] <... mmap resumed>) = 0x7f20a715b000 [pid 6615] <... mmap resumed>) = 0x7f20a715b000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6616] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6615] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6624 attached [pid 6623] setpgid(0, 0 [pid 6616] <... mprotect resumed>) = 0 [pid 6615] <... mprotect resumed>) = 0 [pid 6623] <... setpgid resumed>) = 0 [pid 6614] <... clone3 resumed> => {parent_tid=[6624]}, 88) = 6624 [pid 6615] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6624] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6616] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6624] <... rseq resumed>) = 0 [pid 6619] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6624] set_robust_list(0x7f20a717b9a0, 24 [pid 6619] <... futex resumed>) = 0 [pid 6616] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6624] <... set_robust_list resumed>) = 0 [pid 6619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6625 attached [pid 6624] rt_sigprocmask(SIG_SETMASK, [], [pid 6623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6614] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6623] <... openat resumed>) = 3 [pid 6619] <... mmap resumed>) = 0x7f20a715b000 [pid 6615] <... clone3 resumed> => {parent_tid=[6625]}, 88) = 6625 [pid 6614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] <... rseq resumed>) = 0 [pid 6623] write(3, "1000", 4 [pid 6625] set_robust_list(0x7f20a717b9a0, 24 [pid 6623] <... write resumed>) = 4 [pid 6614] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... set_robust_list resumed>) = 0 [pid 6623] close(3 [pid 6625] rt_sigprocmask(SIG_SETMASK, [], [pid 6623] <... close resumed>) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6625] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6623] write(1, "executing program\n", 18 [pid 6614] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] <... write resumed>) = 18 [pid 6623] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6623] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6623] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6624] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6623] <... mprotect resumed>) = 0 [pid 6624] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6623] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6619] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6616] <... clone3 resumed> => {parent_tid=[6626]}, 88) = 6626 [pid 6615] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6626 attached [pid 6624] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6619] <... mprotect resumed>) = 0 [pid 6616] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6624] <... futex resumed>) = 1 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6615] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6627 attached [pid 6626] <... rseq resumed>) = 0 [pid 6625] <... futex resumed>) = 0 [pid 6624] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6616] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 1 [pid 6614] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6626] set_robust_list(0x7f20a717b9a0, 24 [pid 6625] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6623] <... clone3 resumed> => {parent_tid=[6627]}, 88) = 6627 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6616] <... futex resumed>) = 0 [pid 6615] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6628 attached [pid 6627] <... rseq resumed>) = 0 [pid 6626] <... set_robust_list resumed>) = 0 [pid 6625] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6624] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6623] rt_sigprocmask(SIG_SETMASK, [], [pid 6616] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6627] set_robust_list(0x7f20a719c9a0, 24 [pid 6626] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... socket resumed>) = 3 [pid 6623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6619] <... clone3 resumed> => {parent_tid=[6628]}, 88) = 6628 [pid 6628] <... rseq resumed>) = 0 [pid 6627] <... set_robust_list resumed>) = 0 [pid 6626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6625] <... futex resumed>) = 1 [pid 6624] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] rt_sigprocmask(SIG_SETMASK, [], [pid 6615] <... futex resumed>) = 0 [pid 6628] set_robust_list(0x7f20a717b9a0, 24 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], [pid 6625] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6624] <... futex resumed>) = 1 [pid 6619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] <... futex resumed>) = 0 [pid 6624] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6619] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6623] <... futex resumed>) = 0 [pid 6627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6614] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6627] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6624] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = 1 [pid 6614] <... futex resumed>) = 1 [pid 6625] <... futex resumed>) = 0 [pid 6628] <... set_robust_list resumed>) = 0 [pid 6626] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6625] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6624] ioctl(3, SIOCSIFFLAGS, NULL [pid 6615] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6614] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6625] <... socket resumed>) = 3 [pid 6624] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6625] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] <... futex resumed>) = 1 [pid 6615] <... futex resumed>) = 0 [pid 6624] <... futex resumed>) = 1 [pid 6625] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6615] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6614] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6615] <... futex resumed>) = 0 [pid 6625] ioctl(3, SIOCSIFFLAGS, NULL [pid 6614] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] rt_sigprocmask(SIG_SETMASK, [], [pid 6626] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6625] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6615] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6626] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... futex resumed>) = 0 [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 1 [pid 6628] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6626] <... futex resumed>) = 1 [pid 6625] <... futex resumed>) = 0 [pid 6624] openat(AT_FDCWD, NULL, O_RDONLY [pid 6616] <... futex resumed>) = 0 [pid 6615] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6614] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6626] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] openat(AT_FDCWD, NULL, O_RDONLY [pid 6624] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6616] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] <... futex resumed>) = 0 [pid 6628] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6625] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6624] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = 0 [pid 6615] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... futex resumed>) = 1 [pid 6626] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6625] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6624] <... futex resumed>) = 1 [pid 6619] <... futex resumed>) = 0 [pid 6616] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6614] <... futex resumed>) = 0 [pid 6628] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] <... socket resumed>) = 3 [pid 6625] <... futex resumed>) = 0 [pid 6624] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6625] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... futex resumed>) = 0 [pid 6628] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6626] <... futex resumed>) = 1 [pid 6619] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] <... futex resumed>) = 0 [pid 6628] <... socket resumed>) = 3 [pid 6626] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6616] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6616] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 1 [pid 6626] ioctl(3, SIOCSIFFLAGS, NULL [pid 6619] <... futex resumed>) = 0 [pid 6616] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6619] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6628] ioctl(3, SIOCSIFFLAGS, NULL [pid 6626] <... futex resumed>) = 1 [pid 6619] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6616] <... futex resumed>) = 0 [pid 6628] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6626] openat(AT_FDCWD, NULL, O_RDONLY [pid 6616] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6628] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6626] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6616] <... futex resumed>) = 0 [pid 6628] <... futex resumed>) = 1 [pid 6626] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] <... futex resumed>) = 0 [pid 6616] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] <... futex resumed>) = 0 [pid 6619] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6626] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6619] <... futex resumed>) = 0 [pid 6628] openat(AT_FDCWD, NULL, O_RDONLY [pid 6619] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6628] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6628] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6619] <... futex resumed>) = 0 [pid 6628] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6623] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6623] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6623] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6629 attached => {parent_tid=[6629]}, 88) = 6629 [pid 6623] rt_sigprocmask(SIG_SETMASK, [], [pid 6629] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6629] <... rseq resumed>) = 0 [pid 6623] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] set_robust_list(0x7f20a717b9a0, 24 [pid 6623] <... futex resumed>) = 0 [pid 6629] <... set_robust_list resumed>) = 0 [pid 6623] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6629] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6629] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6623] <... futex resumed>) = 0 [pid 6629] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6623] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6623] <... futex resumed>) = 0 [pid 6629] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6623] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6623] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] ioctl(3, SIOCSIFFLAGS, NULL [pid 6623] <... futex resumed>) = 0 [pid 6629] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6623] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6623] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6629] openat(AT_FDCWD, NULL, O_RDONLY [pid 6623] <... futex resumed>) = 0 [pid 6629] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6623] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6629] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6629] <... futex resumed>) = 0 [pid 6629] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6620] <... unshare resumed>) = 0 [pid 6620] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6620] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6618] <... unshare resumed>) = 0 [pid 6616] exit_group(0 [pid 6618] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6618] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6626] <... futex resumed>) = ? [pid 6620] <... futex resumed>) = ? [pid 6616] <... exit_group resumed>) = ? [pid 6626] +++ exited with 0 +++ [pid 6620] +++ exited with 0 +++ [pid 6614] exit_group(0 [pid 6624] <... futex resumed>) = ? [pid 6618] <... futex resumed>) = ? [pid 6614] <... exit_group resumed>) = ? [pid 6624] +++ exited with 0 +++ [pid 6618] +++ exited with 0 +++ [pid 6627] <... unshare resumed>) = 0 [pid 6621] <... unshare resumed>) = 0 [pid 6616] +++ exited with 0 +++ [pid 6614] +++ exited with 0 +++ [pid 6627] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6621] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6615] exit_group(0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6616, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6627] <... futex resumed>) = 0 [pid 6625] <... futex resumed>) = ? [pid 6621] <... futex resumed>) = ? [pid 6615] <... exit_group resumed>) = ? [pid 6627] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6625] +++ exited with 0 +++ [pid 6621] +++ exited with 0 +++ [pid 6623] exit_group(0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6634 attached [pid 6629] <... futex resumed>) = ? [pid 6627] <... futex resumed>) = ? [pid 6623] <... exit_group resumed>) = ? [pid 6629] +++ exited with 0 +++ ./strace-static-x86_64: Process 6636 attached [pid 6627] +++ exited with 0 +++ [pid 6615] +++ exited with 0 +++ [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6636 [pid 6634] set_robust_list(0x55556c2686a0, 24 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6615, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6636] set_robust_list(0x55556c2686a0, 24 [pid 6634] <... set_robust_list resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6634 [pid 6636] <... set_robust_list resumed>) = 0 [pid 6634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6622] <... unshare resumed>) = 0 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6634] <... prctl resumed>) = 0 [pid 6636] setpgid(0, 0 [pid 6634] setpgid(0, 0 [pid 6636] <... setpgid resumed>) = 0 [pid 6634] <... setpgid resumed>) = 0 [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6622] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6619] exit_group(0 [pid 6636] <... openat resumed>) = 3 [pid 6628] <... futex resumed>) = ? [pid 6623] +++ exited with 0 +++ [pid 6622] <... futex resumed>) = ? [pid 6619] <... exit_group resumed>) = ? [pid 5817] <... restart_syscall resumed>) = 0 [pid 6628] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6623, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6636] write(3, "1000", 4 [pid 6634] write(3, "1000", 4 [pid 6636] <... write resumed>) = 4 [pid 6634] <... write resumed>) = 4 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6636] close(3 [pid 6634] close(3 [pid 6636] <... close resumed>) = 0 executing program [pid 6634] <... close resumed>) = 0 ./strace-static-x86_64: Process 6637 attached [pid 6636] write(1, "executing program\n", 18 [pid 6634] write(1, "executing program\n", 18 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6636] <... write resumed>) = 18 executing program [pid 6637] set_robust_list(0x55556c2686a0, 24 [pid 6636] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... write resumed>) = 18 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6634] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6636] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6634] <... futex resumed>) = 0 [pid 6636] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6634] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6637] <... prctl resumed>) = 0 [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6634] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6637] setpgid(0, 0 [pid 6636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6634] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6637] <... setpgid resumed>) = 0 [pid 6636] <... mmap resumed>) = 0x7f20a717c000 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6636] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6637 [pid 6636] <... mprotect resumed>) = 0 [pid 6634] <... mmap resumed>) = 0x7f20a717c000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6638 [pid 6634] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6638 attached [pid 6636] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6634] <... mprotect resumed>) = 0 [pid 6637] <... openat resumed>) = 3 [pid 6636] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6638] set_robust_list(0x55556c2686a0, 24 [pid 6636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6639 attached [pid 6638] <... set_robust_list resumed>) = 0 executing program [pid 6637] write(3, "1000", 4 [pid 6634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6639] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6637] <... write resumed>) = 4 [pid 6639] <... rseq resumed>) = 0 [pid 6637] close(3 [pid 6639] set_robust_list(0x7f20a719c9a0, 24 [pid 6637] <... close resumed>) = 0 [pid 6639] <... set_robust_list resumed>) = 0 [pid 6637] write(1, "executing program\n", 18 [pid 6639] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] <... write resumed>) = 18 [pid 6639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6639] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] <... prctl resumed>) = 0 [pid 6637] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... clone3 resumed> => {parent_tid=[6639]}, 88) = 6639 [pid 6634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6622] +++ exited with 0 +++ [pid 6619] +++ exited with 0 +++ ./strace-static-x86_64: Process 6640 attached [pid 6638] setpgid(0, 0 [pid 6637] <... futex resumed>) = 0 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6619, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6634] <... clone3 resumed> => {parent_tid=[6640]}, 88) = 6640 [pid 6636] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6638] <... setpgid resumed>) = 0 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6640] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6637] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6641 attached [pid 6640] <... rseq resumed>) = 0 [pid 6639] <... futex resumed>) = 0 [pid 6634] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] set_robust_list(0x7f20a719c9a0, 24 [pid 6639] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6634] <... futex resumed>) = 0 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6638] <... openat resumed>) = 3 [pid 6637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6634] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] set_robust_list(0x55556c2686a0, 24 [pid 6640] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6641 [pid 6641] <... set_robust_list resumed>) = 0 [pid 6640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6638] write(3, "1000", 4 [pid 6637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6640] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6641] <... prctl resumed>) = 0 [pid 6638] <... write resumed>) = 4 [pid 6637] <... mmap resumed>) = 0x7f20a717c000 [pid 6637] mprotect(0x7f20a717d000, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6638] close(3 [pid 6637] <... clone3 resumed> => {parent_tid=[6642]}, 88) = 6642 [pid 6641] setpgid(0, 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6642 attached [pid 6641] <... setpgid resumed>) = 0 [pid 6638] <... close resumed>) = 0 [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6642] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6638] write(1, "executing program\n", 18 [pid 6637] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... rseq resumed>) = 0 [pid 6637] <... futex resumed>) = 0 [pid 6637] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6638] <... write resumed>) = 18 [pid 6642] set_robust_list(0x7f20a719c9a0, 24 [pid 6638] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] <... set_robust_list resumed>) = 0 [pid 6642] rt_sigprocmask(SIG_SETMASK, [], [pid 6638] <... futex resumed>) = 0 [pid 6642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] <... openat resumed>) = 3 [pid 6638] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6642] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6641] write(3, "1000", 4 [pid 6638] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6638] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6641] <... write resumed>) = 4 [pid 6641] close(3 [pid 6638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6636] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6641] <... close resumed>) = 0 [pid 6638] <... mmap resumed>) = 0x7f20a717c000 [pid 6636] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6641] write(1, "executing program\n", 18 [pid 6638] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6636] <... futex resumed>) = 0 [pid 6634] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6641] <... write resumed>) = 18 [pid 6638] <... mprotect resumed>) = 0 [pid 6636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6634] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6636] <... mmap resumed>) = 0x7f20a715b000 [pid 6634] <... futex resumed>) = 0 [pid 6638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6636] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6634] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 ./strace-static-x86_64: Process 6643 attached [pid 6638] <... clone3 resumed> => {parent_tid=[6643]}, 88) = 6643 [pid 6636] <... mprotect resumed>) = 0 [pid 6634] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6636] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6634] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6638] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6634] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6643] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6634] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6643] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6645 attached ./strace-static-x86_64: Process 6644 attached [pid 6645] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6643] set_robust_list(0x7f20a719c9a0, 24 [pid 6641] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] <... clone3 resumed> => {parent_tid=[6644]}, 88) = 6644 [pid 6645] <... rseq resumed>) = 0 [pid 6644] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6643] <... set_robust_list resumed>) = 0 [pid 6641] <... futex resumed>) = 0 [pid 6638] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] rt_sigprocmask(SIG_SETMASK, [], [pid 6634] <... clone3 resumed> => {parent_tid=[6645]}, 88) = 6645 [pid 6645] set_robust_list(0x7f20a717b9a0, 24 [pid 6644] <... rseq resumed>) = 0 [pid 6643] rt_sigprocmask(SIG_SETMASK, [], [pid 6641] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6640] <... unshare resumed>) = 0 [pid 6638] <... futex resumed>) = 0 [pid 6636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6634] rt_sigprocmask(SIG_SETMASK, [], [pid 6645] <... set_robust_list resumed>) = 0 [pid 6644] set_robust_list(0x7f20a717b9a0, 24 [pid 6643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6640] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6645] rt_sigprocmask(SIG_SETMASK, [], [pid 6644] <... set_robust_list resumed>) = 0 [pid 6643] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6641] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6640] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6634] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6640] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6634] <... futex resumed>) = 0 [pid 6645] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6637] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6644] rt_sigprocmask(SIG_SETMASK, [], [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6637] <... futex resumed>) = 0 [pid 6636] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6645] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6645] <... futex resumed>) = 1 [pid 6644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6637] <... mmap resumed>) = 0x7f20a715b000 [pid 6634] <... futex resumed>) = 0 [pid 6645] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6634] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6640] <... futex resumed>) = 0 [pid 6640] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6634] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6641] <... mmap resumed>) = 0x7f20a717c000 [pid 6640] <... socket resumed>) = 3 [pid 6644] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6641] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6640] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6637] <... mprotect resumed>) = 0 [pid 6634] <... futex resumed>) = 0 [pid 6640] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6634] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6637] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6634] <... futex resumed>) = 0 [pid 6640] ioctl(3, SIOCSIFFLAGS, NULL [pid 6644] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... mprotect resumed>) = 0 [pid 6640] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6634] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] <... futex resumed>) = 1 [pid 6641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6640] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6636] <... futex resumed>) = 0 [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6644] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6640] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6636] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6640] openat(AT_FDCWD, NULL, O_RDONLY [pid 6634] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6647 attached [pid 6644] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6640] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6636] <... futex resumed>) = 0 [pid 6634] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6648 attached [pid 6647] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6644] <... socket resumed>) = 3 [pid 6640] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] <... clone3 resumed> => {parent_tid=[6647]}, 88) = 6647 [pid 6636] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6648] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6647] <... rseq resumed>) = 0 [pid 6644] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... clone3 resumed> => {parent_tid=[6648]}, 88) = 6648 [pid 6640] <... futex resumed>) = 0 [pid 6637] rt_sigprocmask(SIG_SETMASK, [], [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6648] <... rseq resumed>) = 0 [pid 6647] set_robust_list(0x7f20a717b9a0, 24 [pid 6644] <... futex resumed>) = 0 [pid 6634] exit_group(0 [pid 6648] set_robust_list(0x7f20a719c9a0, 24 [pid 6644] ioctl(3, SIOCSIFFLAGS, NULL [pid 6637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6636] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6634] <... exit_group resumed>) = ? [pid 6648] <... set_robust_list resumed>) = 0 [pid 6647] <... set_robust_list resumed>) = 0 [pid 6645] <... futex resumed>) = ? [pid 6644] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6641] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... futex resumed>) = 0 [pid 6648] rt_sigprocmask(SIG_SETMASK, [], [pid 6647] rt_sigprocmask(SIG_SETMASK, [], [pid 6645] +++ exited with 0 +++ [pid 6640] +++ exited with 0 +++ [pid 6648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6637] <... futex resumed>) = 0 [pid 6636] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6647] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6647] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6647] <... futex resumed>) = 0 [pid 6641] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6648] <... futex resumed>) = 0 [pid 6647] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6644] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... futex resumed>) = 1 [pid 6637] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6648] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6644] <... futex resumed>) = 1 [pid 6641] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6636] <... futex resumed>) = 0 [pid 6644] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6636] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6644] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = 1 [pid 6644] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6644] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6644] <... futex resumed>) = 0 [pid 6636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6647] <... futex resumed>) = 0 [pid 6637] <... futex resumed>) = 1 [pid 6647] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6644] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6637] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6634] +++ exited with 0 +++ [pid 6647] <... socket resumed>) = 3 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6634, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6647] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6637] <... futex resumed>) = 0 [pid 6637] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6638] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6647] ioctl(3, SIOCSIFFLAGS, NULL [pid 6638] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6637] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6638] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6647] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6638] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6638] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6649 attached [pid 6647] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6649 ./strace-static-x86_64: Process 6650 attached [pid 6647] <... futex resumed>) = 1 [pid 6637] <... futex resumed>) = 0 [pid 6638] <... clone3 resumed> => {parent_tid=[6650]}, 88) = 6650 [pid 6637] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6638] rt_sigprocmask(SIG_SETMASK, [], [pid 6637] <... futex resumed>) = 0 [pid 6647] openat(AT_FDCWD, NULL, O_RDONLY [pid 6638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6637] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6647] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6638] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... rseq resumed>) = 0 [pid 6638] <... futex resumed>) = 0 [pid 6650] set_robust_list(0x7f20a717b9a0, 24 [pid 6638] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... set_robust_list resumed>) = 0 [pid 6650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6650] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6650] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6638] <... futex resumed>) = 0 [pid 6650] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6638] <... futex resumed>) = 0 [pid 6650] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6638] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... socket resumed>) = 3 [pid 6650] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6638] <... futex resumed>) = 0 [pid 6650] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6638] <... futex resumed>) = 0 [pid 6650] ioctl(3, SIOCSIFFLAGS, NULL [pid 6638] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6647] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6650] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] set_robust_list(0x55556c2686a0, 24 [pid 6647] <... futex resumed>) = 1 [pid 6639] <... unshare resumed>) = 0 [pid 6637] <... futex resumed>) = 0 [pid 6647] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6639] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6650] <... futex resumed>) = 1 [pid 6639] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6638] <... futex resumed>) = 0 [pid 6636] exit_group(0 [pid 6650] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... set_robust_list resumed>) = 0 [pid 6644] <... futex resumed>) = ? [pid 6639] <... futex resumed>) = ? [pid 6638] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6636] <... exit_group resumed>) = ? [pid 6650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6644] +++ exited with 0 +++ [pid 6639] +++ exited with 0 +++ [pid 6638] <... futex resumed>) = 0 [pid 6638] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6650] openat(AT_FDCWD, NULL, O_RDONLY [pid 6649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6650] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6649] <... prctl resumed>) = 0 [pid 6650] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6649] setpgid(0, 0 [pid 6638] <... futex resumed>) = 0 [pid 6649] <... setpgid resumed>) = 0 [pid 6650] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6636] +++ exited with 0 +++ [pid 6649] <... openat resumed>) = 3 [pid 6641] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6641] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6641] <... futex resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6649] write(3, "1000", 4 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6649] <... write resumed>) = 4 [pid 6641] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6649] close(3executing program [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6652 ./strace-static-x86_64: Process 6652 attached [pid 6649] <... close resumed>) = 0 [pid 6641] <... mprotect resumed>) = 0 [pid 6652] set_robust_list(0x55556c2686a0, 24 [pid 6649] write(1, "executing program\n", 18 [pid 6652] <... set_robust_list resumed>) = 0 [pid 6649] <... write resumed>) = 18 [pid 6641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6649] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6652] <... prctl resumed>) = 0 [pid 6649] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6652] setpgid(0, 0 [pid 6649] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6652] <... setpgid resumed>) = 0 [pid 6649] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6641] <... clone3 resumed> => {parent_tid=[6653]}, 88) = 6653 ./strace-static-x86_64: Process 6653 attached [pid 6649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6652] <... openat resumed>) = 3 [pid 6649] <... mmap resumed>) = 0x7f20a717c000 [pid 6641] rt_sigprocmask(SIG_SETMASK, [], [pid 6652] write(3, "1000", 4 [pid 6641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6652] <... write resumed>) = 4 [pid 6641] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] close(3 [pid 6641] <... futex resumed>) = 0 executing program [pid 6653] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6652] <... close resumed>) = 0 [pid 6649] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6641] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6652] write(1, "executing program\n", 18 [pid 6649] <... mprotect resumed>) = 0 [pid 6653] <... rseq resumed>) = 0 [pid 6652] <... write resumed>) = 18 [pid 6649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6653] set_robust_list(0x7f20a717b9a0, 24 [pid 6652] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6653] <... set_robust_list resumed>) = 0 [pid 6652] <... futex resumed>) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6652] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6652] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], ./strace-static-x86_64: Process 6654 attached [pid 6653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6649] <... clone3 resumed> => {parent_tid=[6654]}, 88) = 6654 [pid 6653] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], [pid 6652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6653] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6652] <... mmap resumed>) = 0x7f20a717c000 [pid 6649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6653] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6649] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... futex resumed>) = 1 [pid 6652] <... mprotect resumed>) = 0 [pid 6649] <... futex resumed>) = 0 [pid 6641] <... futex resumed>) = 0 [pid 6654] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6653] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6649] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6654] <... rseq resumed>) = 0 [pid 6653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6641] <... futex resumed>) = 0 [pid 6654] set_robust_list(0x7f20a719c9a0, 24 [pid 6653] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6641] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6654] <... set_robust_list resumed>) = 0 [pid 6653] <... socket resumed>) = 3 [pid 6654] rt_sigprocmask(SIG_SETMASK, [], [pid 6652] <... clone3 resumed> => {parent_tid=[6655]}, 88) = 6655 ./strace-static-x86_64: Process 6655 attached [pid 6654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6653] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6652] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6654] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6653] <... futex resumed>) = 1 [pid 6652] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6641] <... futex resumed>) = 0 [pid 6653] ioctl(3, SIOCSIFFLAGS, NULL [pid 6641] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6653] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6641] <... futex resumed>) = 0 [pid 6653] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6641] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6653] <... futex resumed>) = 0 [pid 6641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6655] <... rseq resumed>) = 0 [pid 6653] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6641] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] set_robust_list(0x7f20a719c9a0, 24 [pid 6653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6641] <... futex resumed>) = 0 [pid 6653] openat(AT_FDCWD, NULL, O_RDONLY [pid 6641] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6655] <... set_robust_list resumed>) = 0 [pid 6653] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6655] rt_sigprocmask(SIG_SETMASK, [], [pid 6653] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6655] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6653] <... futex resumed>) = 1 [pid 6641] <... futex resumed>) = 0 [pid 6653] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6642] <... unshare resumed>) = 0 [pid 6649] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6642] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6642] <... futex resumed>) = 0 [pid 6649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6642] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... mmap resumed>) = 0x7f20a715b000 [pid 6649] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6637] exit_group(0 [pid 6649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6647] <... futex resumed>) = ? [pid 6642] <... futex resumed>) = ? [pid 6637] <... exit_group resumed>) = ? [pid 6652] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6647] +++ exited with 0 +++ [pid 6642] +++ exited with 0 +++ [pid 6637] +++ exited with 0 +++ [pid 6652] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6657 attached [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6637, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6657] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6652] <... futex resumed>) = 0 [pid 6649] <... clone3 resumed> => {parent_tid=[6657]}, 88) = 6657 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6657] <... rseq resumed>) = 0 [pid 6652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6649] rt_sigprocmask(SIG_SETMASK, [], [pid 6643] <... unshare resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6657] set_robust_list(0x7f20a717b9a0, 24 [pid 6649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6643] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... set_robust_list resumed>) = 0 [pid 6649] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6643] <... futex resumed>) = 0 [pid 6657] rt_sigprocmask(SIG_SETMASK, [], [pid 6649] <... futex resumed>) = 0 [pid 6643] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6649] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6657] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6652] <... mmap resumed>) = 0x7f20a715b000 [pid 6652] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6657] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6638] exit_group(0./strace-static-x86_64: Process 6659 attached [pid 6657] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6650] <... futex resumed>) = ? [pid 6643] <... futex resumed>) = ? [pid 6638] <... exit_group resumed>) = ? [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6659 [pid 6657] <... futex resumed>) = 1 [pid 6652] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6650] +++ exited with 0 +++ [pid 6649] <... futex resumed>) = 0 [pid 6657] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6649] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6660 attached [pid 6659] set_robust_list(0x55556c2686a0, 24 [pid 6657] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = 1 [pid 6659] <... set_robust_list resumed>) = 0 [pid 6657] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6649] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6657] <... socket resumed>) = 3 [pid 6652] <... clone3 resumed> => {parent_tid=[6660]}, 88) = 6660 [pid 6643] +++ exited with 0 +++ [pid 6638] +++ exited with 0 +++ [pid 6659] <... prctl resumed>) = 0 [pid 6657] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6652] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] setpgid(0, 0 [pid 6657] <... futex resumed>) = 1 [pid 6652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6649] <... futex resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6638, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6659] <... setpgid resumed>) = 0 [pid 6657] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6661 attached [pid 6660] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] <... futex resumed>) = 0 [pid 6649] <... futex resumed>) = 0 [pid 6660] <... rseq resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6661 [pid 6660] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6660] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6660] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] set_robust_list(0x55556c2686a0, 24 [pid 6660] <... futex resumed>) = 0 [pid 6659] <... openat resumed>) = 3 [pid 6657] ioctl(3, SIOCSIFFLAGS, NULL [pid 6652] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6649] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 6661] <... set_robust_list resumed>) = 0 [pid 6659] write(3, "1000", 4 [pid 6657] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6659] <... write resumed>) = 4 [pid 6657] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] close(3 [pid 6652] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... futex resumed>) = 1 [pid 6649] <... futex resumed>) = 0 [pid 6659] <... close resumed>) = 0 [pid 6652] <... futex resumed>) = 0 [pid 6659] write(1, "executing program\n", 18 [pid 6649] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... write resumed>) = 18 [pid 6657] openat(AT_FDCWD, NULL, O_RDONLY [pid 6652] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6659] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6657] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6659] <... futex resumed>) = 0 [pid 6657] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] <... futex resumed>) = 0 [pid 6659] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6661] <... prctl resumed>) = 0 [pid 6659] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6657] <... futex resumed>) = 0 [pid 6649] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6657] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] setpgid(0, 0 [pid 6660] <... socket resumed>) = 3 [pid 6659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6661] <... setpgid resumed>) = 0 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6661] <... openat resumed>) = 3 [pid 6659] <... mmap resumed>) = 0x7f20a717c000 [pid 6659] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6660] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... mprotect resumed>) = 0 [pid 6661] write(3, "1000", 4) = 4 [pid 6660] <... futex resumed>) = 1 [pid 6652] <... futex resumed>) = 0 [pid 6661] close(3 [pid 6660] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6652] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... close resumed>) = 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6652] <... futex resumed>) = 0 executing program [pid 6661] write(1, "executing program\n", 18 [pid 6660] ioctl(3, SIOCSIFFLAGS, NULL [pid 6659] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6652] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6661] <... write resumed>) = 18 [pid 6660] <... ioctl resumed>) = -1 EFAULT (Bad address) [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6661] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6660] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] <... futex resumed>) = 0 [pid 6660] <... futex resumed>) = 1 [pid 6652] <... futex resumed>) = 0 [pid 6661] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, ./strace-static-x86_64: Process 6662 attached NULL, 8) = 0 [pid 6660] openat(AT_FDCWD, NULL, O_RDONLY [pid 6659] <... clone3 resumed> => {parent_tid=[6662]}, 88) = 6662 [pid 6652] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6660] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6652] <... futex resumed>) = 0 [pid 6660] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6652] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6660] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6662] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6662] <... rseq resumed>) = 0 [pid 6659] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6662] set_robust_list(0x7f20a719c9a0, 24 [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6659] <... futex resumed>) = 0 [pid 6662] <... set_robust_list resumed>) = 0 [pid 6662] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] <... mmap resumed>) = 0x7f20a717c000 [pid 6662] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6661] mprotect(0x7f20a717d000, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6663 attached [pid 6663] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6661] <... clone3 resumed> => {parent_tid=[6663]}, 88) = 6663 [pid 6661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6661] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6661] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6663] <... rseq resumed>) = 0 [pid 6663] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6663] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6659] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6659] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6654] <... unshare resumed>) = 0 [pid 6659] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6654] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6654] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6654] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6666 attached [pid 6648] <... unshare resumed>) = 0 [pid 6666] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6659] <... clone3 resumed> => {parent_tid=[6666]}, 88) = 6666 [pid 6649] exit_group(0 [pid 6648] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] set_robust_list(0x7f20a717b9a0, 24 [pid 6659] rt_sigprocmask(SIG_SETMASK, [], [pid 6657] <... futex resumed>) = ? [pid 6654] <... futex resumed>) = ? [pid 6649] <... exit_group resumed>) = ? [pid 6666] <... set_robust_list resumed>) = 0 [pid 6659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6657] +++ exited with 0 +++ [pid 6654] +++ exited with 0 +++ [pid 6648] <... futex resumed>) = 0 [pid 6666] rt_sigprocmask(SIG_SETMASK, [], [pid 6659] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6649] +++ exited with 0 +++ [pid 6641] exit_group(0 [pid 6666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6659] <... futex resumed>) = 0 [pid 6653] <... futex resumed>) = ? [pid 6641] <... exit_group resumed>) = ? [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6666] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6659] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6653] +++ exited with 0 +++ [pid 6666] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6666] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6666] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6659] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6659] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... socket resumed>) = 3 [pid 6666] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6666] <... futex resumed>) = 0 [pid 6659] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] ioctl(3, SIOCSIFFLAGS, NULL [pid 6659] <... futex resumed>) = 0 [pid 6666] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6659] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6659] <... futex resumed>) = 0 [pid 6666] openat(AT_FDCWD, NULL, O_RDONLY [pid 6659] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6666] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6659] <... futex resumed>) = 0 [pid 6666] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6659] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6666] <... futex resumed>) = 0 [pid 6659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6666] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6661] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6655] <... unshare resumed>) = 0 [pid 6648] +++ exited with 0 +++ [pid 6641] +++ exited with 0 +++ [pid 6661] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6655] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6641, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6655] <... futex resumed>) = 0 [pid 6652] exit_group(0 [pid 6661] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6668 attached [pid 6661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6652] <... exit_group resumed>) = ? [pid 6660] <... futex resumed>) = ? [pid 6660] +++ exited with 0 +++ [pid 6655] +++ exited with 0 +++ [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6661] <... mmap resumed>) = 0x7f20a715b000 ./strace-static-x86_64: Process 6669 attached [pid 6661] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6668 [pid 6669] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6661] <... mprotect resumed>) = 0 [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6661] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] <... prctl resumed>) = 0 [pid 6668] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6661] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] setpgid(0, 0) = 0 [pid 6668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6652] +++ exited with 0 +++ [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6669 [pid 6668] setpgid(0, 0executing program ) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6670 attached [pid 6668] <... openat resumed>) = 3 [pid 6668] write(3, "1000", 4 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6652, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6668] <... write resumed>) = 4 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6670] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6668] close(3 [pid 6670] <... rseq resumed>) = 0 [pid 6668] <... close resumed>) = 0 [pid 6670] set_robust_list(0x7f20a717b9a0, 24 [pid 6668] write(1, "executing program\n", 18 [pid 6670] <... set_robust_list resumed>) = 0 [pid 6668] <... write resumed>) = 18 [pid 6670] rt_sigprocmask(SIG_SETMASK, [], [pid 6668] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6668] <... futex resumed>) = 0 [pid 6670] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6668] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6669] <... openat resumed>) = 3 [pid 6661] <... clone3 resumed> => {parent_tid=[6670]}, 88) = 6670 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6669] write(3, "1000", 4 [pid 6668] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6661] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] <... write resumed>) = 4 [pid 6668] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] close(3 [pid 6661] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6670] <... futex resumed>) = 0 [pid 6669] <... close resumed>) = 0 [pid 6668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6661] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6671 attached [pid 6670] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000executing program [pid 6669] write(1, "executing program\n", 18 [pid 6668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6661] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6671 [pid 6671] set_robust_list(0x55556c2686a0, 24 [pid 6670] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6669] <... write resumed>) = 18 [pid 6668] <... mmap resumed>) = 0x7f20a717c000 [pid 6671] <... set_robust_list resumed>) = 0 [pid 6670] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6670] <... futex resumed>) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6668] <... mprotect resumed>) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6670] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6668] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6661] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] <... prctl resumed>) = 0 [pid 6670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6670] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6669] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6668] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6661] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] setpgid(0, 0 [pid 6670] <... socket resumed>) = 3 [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6673 attached [pid 6671] <... setpgid resumed>) = 0 [pid 6670] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6670] <... futex resumed>) = 1 [pid 6669] <... mmap resumed>) = 0x7f20a717c000 [pid 6673] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6661] <... futex resumed>) = 0 [pid 6668] <... clone3 resumed> => {parent_tid=[6673]}, 88) = 6673 [pid 6673] <... rseq resumed>) = 0 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6670] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6668] rt_sigprocmask(SIG_SETMASK, [], [pid 6661] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] set_robust_list(0x7f20a719c9a0, 24 [pid 6671] <... openat resumed>) = 3 [pid 6670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] <... mprotect resumed>) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6671] write(3, "1000", 4 [pid 6670] ioctl(3, SIOCSIFFLAGS, NULL [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6661] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] <... write resumed>) = 4 [pid 6670] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6671] close(3 [pid 6670] futex(0x7f20a726b31c, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6674 attached [pid 6671] <... close resumed>) = 0 [pid 6670] <... futex resumed>) = 1 executing program [pid 6661] <... futex resumed>) = 0 [pid 6674] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6673] <... set_robust_list resumed>) = 0 [pid 6671] write(1, "executing program\n", 18 [pid 6670] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] <... clone3 resumed> => {parent_tid=[6674]}, 88) = 6674 [pid 6661] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... rseq resumed>) = 0 [pid 6673] rt_sigprocmask(SIG_SETMASK, [], [pid 6671] <... write resumed>) = 18 [pid 6670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] rt_sigprocmask(SIG_SETMASK, [], [pid 6668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6662] <... unshare resumed>) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6674] set_robust_list(0x7f20a719c9a0, 24 [pid 6673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6668] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6661] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6673] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6668] <... futex resumed>) = 0 [pid 6674] <... set_robust_list resumed>) = 0 [pid 6671] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6670] openat(AT_FDCWD, NULL, O_RDONLY [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6670] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6674] rt_sigprocmask(SIG_SETMASK, [], [pid 6671] <... futex resumed>) = 0 [pid 6669] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6670] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... futex resumed>) = 0 [pid 6661] <... futex resumed>) = 0 [pid 6670] <... futex resumed>) = 1 [pid 6670] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6674] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6671] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6669] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6662] <... futex resumed>) = 0 [pid 6671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6662] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6671] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6659] exit_group(0 [pid 6666] <... futex resumed>) = ? [pid 6662] <... futex resumed>) = ? [pid 6659] <... exit_group resumed>) = ? [pid 6666] +++ exited with 0 +++ [pid 6671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6675 attached => {parent_tid=[6675]}, 88) = 6675 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6675] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6675] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6671] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6671] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6675] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6663] <... unshare resumed>) = 0 [pid 6662] +++ exited with 0 +++ [pid 6659] +++ exited with 0 +++ [pid 6663] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6661] exit_group(0) = ? [pid 6663] <... futex resumed>) = ? [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6663] +++ exited with 0 +++ ./strace-static-x86_64: Process 6677 attached [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6677 [pid 6670] <... futex resumed>) = ? [pid 6677] set_robust_list(0x55556c2686a0, 24) = 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 [pid 6668] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6677] <... write resumed>) = 4 [pid 6668] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] close(3 [pid 6668] <... futex resumed>) = 0 [pid 6677] <... close resumed>) = 0 [pid 6668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6677] write(1, "executing program\n", 18 [pid 6668] <... mmap resumed>) = 0x7f20a715b000 [pid 6677] <... write resumed>) = 18 [pid 6668] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6677] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... mprotect resumed>) = 0 [pid 6677] <... futex resumed>) = 0 [pid 6668] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6677] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6668] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6677] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6668] <... clone3 resumed> => {parent_tid=[6678]}, 88) = 6678 ./strace-static-x86_64: Process 6678 attached [pid 6677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6668] rt_sigprocmask(SIG_SETMASK, [], [pid 6677] <... mmap resumed>) = 0x7f20a717c000 [pid 6668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6677] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6668] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6677] <... mprotect resumed>) = 0 [pid 6669] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... futex resumed>) = 0 [pid 6677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6670] +++ exited with 0 +++ [pid 6669] <... futex resumed>) = 0 [pid 6668] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6661] +++ exited with 0 +++ [pid 6677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6669] <... mmap resumed>) = 0x7f20a715b000 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6669] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6677] <... clone3 resumed> => {parent_tid=[6679]}, 88) = 6679 [pid 6669] <... mprotect resumed>) = 0 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6677] futex(0x7f20a726b308, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6680 attached [pid 6677] <... futex resumed>) = 0 [pid 6680] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6677] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6669] <... clone3 resumed> => {parent_tid=[6680]}, 88) = 6680 [pid 6680] <... rseq resumed>) = 0 [pid 6669] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6679 attached [pid 6680] set_robust_list(0x7f20a717b9a0, 24 [pid 6678] <... rseq resumed>) = 0 [pid 6669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6680] <... set_robust_list resumed>) = 0 [pid 6679] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6678] set_robust_list(0x7f20a717b9a0, 24 [pid 6669] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] rt_sigprocmask(SIG_SETMASK, [], [pid 6679] <... rseq resumed>) = 0 [pid 6678] <... set_robust_list resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6679] set_robust_list(0x7f20a719c9a0, 24 [pid 6678] rt_sigprocmask(SIG_SETMASK, [], [pid 6673] <... unshare resumed>) = 0 [pid 6669] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6679] <... set_robust_list resumed>) = 0 [pid 6678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6673] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] rt_sigprocmask(SIG_SETMASK, [], [pid 6678] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6673] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6682 attached [pid 6680] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6682 [pid 6682] set_robust_list(0x55556c2686a0, 24 [pid 6680] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6678] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6673] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] <... set_robust_list resumed>) = 0 [pid 6680] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6679] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6678] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6680] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6678] <... futex resumed>) = 1 [pid 6671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6669] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... futex resumed>) = 0 [pid 6682] <... prctl resumed>) = 0 [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6678] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6669] <... futex resumed>) = 0 [pid 6668] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] setpgid(0, 0 [pid 6680] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6673] <... futex resumed>) = 0 [pid 6671] <... futex resumed>) = 0 [pid 6669] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] <... futex resumed>) = 1 [pid 6682] <... setpgid resumed>) = 0 [pid 6680] <... socket resumed>) = 3 [pid 6671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6668] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6680] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] <... mmap resumed>) = 0x7f20a715b000 [pid 6671] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6680] <... futex resumed>) = 1 [pid 6671] <... mprotect resumed>) = 0 [pid 6669] <... futex resumed>) = 0 [pid 6682] <... openat resumed>) = 3 [pid 6680] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6669] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] write(3, "1000", 4 [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6669] <... futex resumed>) = 0 [pid 6682] <... write resumed>) = 4 [pid 6680] ioctl(3, SIOCSIFFLAGS, NULL [pid 6671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6669] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6683 attached [pid 6682] close(3 [pid 6680] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6673] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6683] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6682] <... close resumed>) = 0 [pid 6680] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] <... clone3 resumed> => {parent_tid=[6683]}, 88) = 6683 [pid 6673] <... socket resumed>) = 3 [pid 6683] <... rseq resumed>) = 0 executing program [pid 6682] write(1, "executing program\n", 18 [pid 6680] <... futex resumed>) = 1 [pid 6671] rt_sigprocmask(SIG_SETMASK, [], [pid 6669] <... futex resumed>) = 0 [pid 6683] set_robust_list(0x7f20a717b9a0, 24 [pid 6682] <... write resumed>) = 18 [pid 6680] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6673] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6669] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... set_robust_list resumed>) = 0 [pid 6682] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] <... futex resumed>) = 0 [pid 6680] openat(AT_FDCWD, NULL, O_RDONLY [pid 6673] <... futex resumed>) = 1 [pid 6669] <... futex resumed>) = 0 [pid 6668] <... futex resumed>) = 0 [pid 6683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6680] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6683] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6682] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6680] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6673] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6669] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6680] <... futex resumed>) = 0 [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6671] <... futex resumed>) = 0 [pid 6669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6668] <... futex resumed>) = 0 [pid 6683] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6680] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6683] <... futex resumed>) = 0 [pid 6682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6673] ioctl(3, SIOCSIFFLAGS, NULL [pid 6671] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6682] <... mmap resumed>) = 0x7f20a717c000 [pid 6673] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6673] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... mprotect resumed>) = 0 [pid 6673] <... futex resumed>) = 1 [pid 6668] <... futex resumed>) = 0 [pid 6683] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6673] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] <... socket resumed>) = 3 [pid 6673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6673] openat(AT_FDCWD, NULL, O_RDONLY [pid 6671] <... futex resumed>) = 0 [pid 6668] <... futex resumed>) = 0 [pid 6683] <... futex resumed>) = 0 [pid 6673] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6671] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6668] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6673] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6673] <... futex resumed>) = 1 [pid 6671] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6668] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6684 attached [pid 6683] ioctl(3, SIOCSIFFLAGS, NULL [pid 6673] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6671] <... futex resumed>) = 0 [pid 6668] exit_group(0 [pid 6683] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6671] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6683] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6678] <... futex resumed>) = ? [pid 6673] <... futex resumed>) = ? [pid 6668] <... exit_group resumed>) = ? [pid 6683] <... futex resumed>) = 1 [pid 6678] +++ exited with 0 +++ [pid 6673] +++ exited with 0 +++ [pid 6671] <... futex resumed>) = 0 [pid 6683] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6682] <... clone3 resumed> => {parent_tid=[6684]}, 88) = 6684 [pid 6671] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6682] rt_sigprocmask(SIG_SETMASK, [], [pid 6671] <... futex resumed>) = 0 [pid 6683] openat(AT_FDCWD, NULL, O_RDONLY [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6671] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6684] <... rseq resumed>) = 0 [pid 6683] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6682] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6683] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = 0 [pid 6683] <... futex resumed>) = 1 [pid 6682] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6671] <... futex resumed>) = 0 [pid 6684] set_robust_list(0x7f20a719c9a0, 24 [pid 6683] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6684] <... set_robust_list resumed>) = 0 [pid 6675] <... unshare resumed>) = 0 [pid 6684] rt_sigprocmask(SIG_SETMASK, [], [pid 6675] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6675] <... futex resumed>) = 0 [pid 6675] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6684] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6671] exit_group(0 [pid 6683] <... futex resumed>) = ? [pid 6675] <... futex resumed>) = ? [pid 6671] <... exit_group resumed>) = ? [pid 6675] +++ exited with 0 +++ [pid 6677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6677] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6677] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6683] +++ exited with 0 +++ [pid 6677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6671] +++ exited with 0 +++ [pid 6668] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6668, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6677] <... rt_sigprocmask resumed>[], 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6686 attached [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6677] <... clone3 resumed> => {parent_tid=[6686]}, 88) = 6686 [pid 6677] rt_sigprocmask(SIG_SETMASK, [], [pid 6686] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6677] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6687 attached [pid 6686] <... rseq resumed>) = 0 [pid 6677] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] set_robust_list(0x7f20a717b9a0, 24 [pid 6677] <... futex resumed>) = 0 [pid 6687] set_robust_list(0x55556c2686a0, 24 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6687 [pid 6687] <... set_robust_list resumed>) = 0 [pid 6677] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6686] <... set_robust_list resumed>) = 0 [pid 6686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6687] <... prctl resumed>) = 0 [pid 6686] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6689 attached [pid 6687] setpgid(0, 0 [pid 6686] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6687] <... setpgid resumed>) = 0 [pid 6686] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6689 [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6686] <... futex resumed>) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6677] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6677] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6686] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6686] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... openat resumed>) = 3 [pid 6686] <... futex resumed>) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6687] write(3, "1000", 4 [pid 6686] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6677] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] <... write resumed>) = 4 [pid 6677] <... futex resumed>) = 0 [pid 6687] close(3 [pid 6686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6677] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] set_robust_list(0x55556c2686a0, 24 [pid 6687] <... close resumed>) = 0 [pid 6686] ioctl(3, SIOCSIFFLAGS, NULL [pid 6689] <... set_robust_list resumed>) = 0 executing program [pid 6687] write(1, "executing program\n", 18 [pid 6686] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6687] <... write resumed>) = 18 [pid 6686] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... prctl resumed>) = 0 [pid 6687] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6686] <... futex resumed>) = 1 [pid 6677] <... futex resumed>) = 0 [pid 6689] setpgid(0, 0 [pid 6687] <... futex resumed>) = 0 [pid 6686] openat(AT_FDCWD, NULL, O_RDONLY [pid 6677] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6674] <... unshare resumed>) = 0 [pid 6689] <... setpgid resumed>) = 0 [pid 6687] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6686] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6677] <... futex resumed>) = 0 [pid 6674] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6686] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6674] <... futex resumed>) = 0 [pid 6669] exit_group(0 [pid 6689] <... openat resumed>) = 3 [pid 6687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6686] <... futex resumed>) = 0 [pid 6677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6669] <... exit_group resumed>) = ? [pid 6680] <... futex resumed>) = ? [pid 6689] write(3, "1000", 4 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6686] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6680] +++ exited with 0 +++ [pid 6689] <... write resumed>) = 4 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6674] +++ exited with 0 +++ [pid 6689] close(3 [pid 6687] <... mmap resumed>) = 0x7f20a717c000 [pid 6689] <... close resumed>) = 0 [pid 6687] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6689] write(1, "executing program\n", 18 [pid 6687] <... mprotect resumed>) = 0 [pid 6669] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6682] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6682] <... mmap resumed>) = 0x7f20a715b000 [pid 6682] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6682] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}executing program ./strace-static-x86_64: Process 6690 attached [pid 6689] <... write resumed>) = 18 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6690 [pid 6689] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6690] set_robust_list(0x55556c2686a0, 24 [pid 6689] <... futex resumed>) = 0 [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6689] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6689] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6687] <... clone3 resumed> => {parent_tid=[6691]}, 88) = 6691 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] <... mmap resumed>) = 0x7f20a717c000 [pid 6689] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6687] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... mprotect resumed>) = 0 [pid 6687] <... futex resumed>) = 0 [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6687] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6692 attached ./strace-static-x86_64: Process 6691 attached [pid 6690] <... set_robust_list resumed>) = 0 [pid 6689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6692] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6691] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6693 attached [pid 6691] <... rseq resumed>) = 0 [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6682] <... clone3 resumed> => {parent_tid=[6692]}, 88) = 6692 [pid 6691] set_robust_list(0x7f20a719c9a0, 24 [pid 6690] <... prctl resumed>) = 0 [pid 6692] <... rseq resumed>) = 0 [pid 6691] <... set_robust_list resumed>) = 0 [pid 6690] setpgid(0, 0 [pid 6693] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6692] set_robust_list(0x7f20a717b9a0, 24 [pid 6691] rt_sigprocmask(SIG_SETMASK, [], [pid 6690] <... setpgid resumed>) = 0 [pid 6693] <... rseq resumed>) = 0 [pid 6692] <... set_robust_list resumed>) = 0 [pid 6691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6689] <... clone3 resumed> => {parent_tid=[6693]}, 88) = 6693 [pid 6682] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] set_robust_list(0x7f20a719c9a0, 24 [pid 6692] rt_sigprocmask(SIG_SETMASK, [], [pid 6691] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6689] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6689] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6690] <... openat resumed>) = 3 [pid 6682] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6692] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6690] write(3, "1000", 4 [pid 6693] rt_sigprocmask(SIG_SETMASK, [], [pid 6692] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6690] <... write resumed>) = 4 [pid 6693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] close(3 [pid 6693] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6692] <... futex resumed>) = 1 [pid 6690] <... close resumed>) = 0 [pid 6682] <... futex resumed>) = 0 [pid 6692] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 6690] write(1, "executing program\n", 18) = 18 [pid 6682] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... futex resumed>) = 0 [pid 6690] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6682] <... futex resumed>) = 1 [pid 6692] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6690] <... futex resumed>) = 0 [pid 6692] <... socket resumed>) = 3 [pid 6692] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6682] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] <... futex resumed>) = 0 [pid 6690] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6692] ioctl(3, SIOCSIFFLAGS, NULL [pid 6690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6682] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6682] <... futex resumed>) = 0 [pid 6692] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6682] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] <... futex resumed>) = 0 [pid 6690] <... mmap resumed>) = 0x7f20a717c000 [pid 6682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6692] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6682] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6687] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6692] openat(AT_FDCWD, NULL, O_RDONLY [pid 6690] <... mprotect resumed>) = 0 [pid 6687] <... mmap resumed>) = 0x7f20a715b000 [pid 6682] <... futex resumed>) = 0 [pid 6692] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6687] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6682] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6692] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6687] <... mprotect resumed>) = 0 [pid 6692] <... futex resumed>) = 1 [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6682] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6694 attached [pid 6692] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6694] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6690] <... clone3 resumed> => {parent_tid=[6694]}, 88) = 6694 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6694] <... rseq resumed>) = 0 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6694] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... clone3 resumed> => {parent_tid=[6695]}, 88) = 6695 [pid 6694] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6695 attached [pid 6690] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6690] <... futex resumed>) = 0 [pid 6695] <... rseq resumed>) = 0 [pid 6690] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] set_robust_list(0x7f20a717b9a0, 24 [pid 6694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] <... set_robust_list resumed>) = 0 [pid 6694] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6687] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] rt_sigprocmask(SIG_SETMASK, [], [pid 6687] <... futex resumed>) = 0 [pid 6695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6695] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6687] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6695] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6687] <... futex resumed>) = 0 [pid 6695] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6695] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6687] <... futex resumed>) = 0 [pid 6695] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6687] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6687] <... futex resumed>) = 0 [pid 6695] ioctl(3, SIOCSIFFLAGS, NULL [pid 6689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6689] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6687] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6695] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... mmap resumed>) = 0x7f20a715b000 [pid 6695] <... futex resumed>) = 1 [pid 6689] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6687] <... futex resumed>) = 0 [pid 6695] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] <... mprotect resumed>) = 0 [pid 6687] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6687] <... futex resumed>) = 0 [pid 6695] openat(AT_FDCWD, NULL, O_RDONLY [pid 6689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6695] <... openat resumed>) = -1 EFAULT (Bad address) [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6687] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6695] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6698 attached ) = 0 [pid 6687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6679] <... unshare resumed>) = 0 [pid 6695] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] <... clone3 resumed> => {parent_tid=[6698]}, 88) = 6698 [pid 6679] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6684] <... unshare resumed>) = 0 [pid 6679] <... futex resumed>) = 0 [pid 6677] exit_group(0 [pid 6689] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6677] <... exit_group resumed>) = ? [pid 6689] <... futex resumed>) = 0 [pid 6679] +++ exited with 0 +++ [pid 6689] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6686] <... futex resumed>) = ? [pid 6684] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... rseq resumed>) = 0 [pid 6686] +++ exited with 0 +++ [pid 6684] <... futex resumed>) = 0 [pid 6677] +++ exited with 0 +++ [pid 6698] set_robust_list(0x7f20a717b9a0, 24 [pid 6684] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6698] <... set_robust_list resumed>) = 0 [pid 6698] rt_sigprocmask(SIG_SETMASK, [], [pid 6682] exit_group(0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6677, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6692] <... futex resumed>) = ? [pid 6684] <... futex resumed>) = ? [pid 6682] <... exit_group resumed>) = ? [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6692] +++ exited with 0 +++ [pid 6684] +++ exited with 0 +++ [pid 6682] +++ exited with 0 +++ [pid 6698] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6698] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6698] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5815] <... restart_syscall resumed>) = 0 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6689] <... futex resumed>) = 0 [pid 6689] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6689] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6699 [pid 6698] <... futex resumed>) = 0 [pid 6698] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP./strace-static-x86_64: Process 6699 attached [pid 6690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... restart_syscall resumed>) = 0 [pid 6690] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6700 attached [pid 6698] <... socket resumed>) = 3 [pid 6690] <... mmap resumed>) = 0x7f20a715b000 [pid 6700] set_robust_list(0x55556c2686a0, 24 [pid 6699] set_robust_list(0x55556c2686a0, 24 [pid 6698] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6700 [pid 6700] <... set_robust_list resumed>) = 0 [pid 6699] <... set_robust_list resumed>) = 0 [pid 6698] <... futex resumed>) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6690] <... mprotect resumed>) = 0 [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6690] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6689] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... prctl resumed>) = 0 [pid 6699] <... prctl resumed>) = 0 [pid 6698] ioctl(3, SIOCSIFFLAGS, NULL [pid 6690] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6689] <... futex resumed>) = 0 [pid 6700] setpgid(0, 0 [pid 6699] setpgid(0, 0 [pid 6698] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6689] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6701 attached [pid 6700] <... setpgid resumed>) = 0 [pid 6699] <... setpgid resumed>) = 0 [pid 6698] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6701] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] <... rseq resumed>) = 0 [pid 6701] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6700] <... openat resumed>) = 3 [pid 6699] <... openat resumed>) = 3 [pid 6701] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6689] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6689] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] write(3, "1000", 4) = 4 [pid 6699] write(3, "1000", 4 [pid 6700] close(3) = 0 executing program [pid 6699] <... write resumed>) = 4 [pid 6700] write(1, "executing program\n", 18 [pid 6690] <... clone3 resumed> => {parent_tid=[6701]}, 88) = 6701 [pid 6700] <... write resumed>) = 18 [pid 6700] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... futex resumed>) = 1 [pid 6689] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6700] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6699] close(3 [pid 6690] rt_sigprocmask(SIG_SETMASK, [], [pid 6689] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 6700] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6699] <... close resumed>) = 0 [pid 6698] openat(AT_FDCWD, NULL, O_RDONLY [pid 6690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6699] write(1, "executing program\n", 18 [pid 6698] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6690] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6701] <... futex resumed>) = 0 [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] <... write resumed>) = 18 [pid 6698] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... futex resumed>) = 1 [pid 6701] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6700] <... mmap resumed>) = 0x7f20a717c000 [pid 6699] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6698] <... futex resumed>) = 1 [pid 6690] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... futex resumed>) = 0 [pid 6700] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6699] <... futex resumed>) = 0 [pid 6698] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] <... mprotect resumed>) = 0 [pid 6699] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6701] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6701] <... futex resumed>) = 1 [pid 6700] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] <... mmap resumed>) = 0x7f20a717c000 [pid 6690] <... futex resumed>) = 0 [pid 6701] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6699] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6690] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6702 attached [pid 6701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6699] <... mprotect resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6702] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6701] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6690] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6702] <... rseq resumed>) = 0 [pid 6701] <... socket resumed>) = 3 [pid 6699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6702] set_robust_list(0x7f20a719c9a0, 24 [pid 6701] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6703 attached [pid 6702] <... set_robust_list resumed>) = 0 [pid 6701] <... futex resumed>) = 1 [pid 6700] <... clone3 resumed> => {parent_tid=[6702]}, 88) = 6702 [pid 6690] <... futex resumed>) = 0 [pid 6703] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6702] rt_sigprocmask(SIG_SETMASK, [], [pid 6701] ioctl(3, SIOCSIFFLAGS, NULL [pid 6700] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] <... clone3 resumed> => {parent_tid=[6703]}, 88) = 6703 [pid 6690] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... rseq resumed>) = 0 [pid 6702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6701] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6693] <... unshare resumed>) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6703] set_robust_list(0x7f20a719c9a0, 24 [pid 6702] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6701] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] <... set_robust_list resumed>) = 0 [pid 6702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6701] <... futex resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6699] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6703] rt_sigprocmask(SIG_SETMASK, [], [pid 6702] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6701] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... futex resumed>) = 0 [pid 6693] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6690] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6690] <... futex resumed>) = 0 [pid 6689] exit_group(0 [pid 6701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6699] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6698] <... futex resumed>) = ? [pid 6690] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6689] <... exit_group resumed>) = ? [pid 6703] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6701] openat(AT_FDCWD, NULL, O_RDONLY [pid 6698] +++ exited with 0 +++ [pid 6693] <... futex resumed>) = ? [pid 6691] <... unshare resumed>) = 0 [pid 6691] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6701] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6691] <... futex resumed>) = 0 [pid 6687] exit_group(0 [pid 6701] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6693] +++ exited with 0 +++ [pid 6689] +++ exited with 0 +++ [pid 6695] <... futex resumed>) = ? [pid 6687] <... exit_group resumed>) = ? [pid 6701] <... futex resumed>) = 1 [pid 6695] +++ exited with 0 +++ [pid 6691] +++ exited with 0 +++ [pid 6690] <... futex resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6689, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6701] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6694] <... unshare resumed>) = 0 [pid 6694] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6694] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6690] exit_group(0 [pid 6694] <... futex resumed>) = ? [pid 6690] <... exit_group resumed>) = ? [pid 6687] +++ exited with 0 +++ [pid 6701] <... futex resumed>) = ? [pid 6694] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6687, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6701] +++ exited with 0 +++ [pid 6690] +++ exited with 0 +++ [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] <... restart_syscall resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6707 attached [pid 6700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6700] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6707 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6707] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6707] setpgid(0, 0 [pid 6700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6708 attached [pid 6700] <... mmap resumed>) = 0x7f20a715b000 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6707] <... setpgid resumed>) = 0 [pid 6699] <... mmap resumed>) = 0x7f20a715b000 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6708 [pid 6700] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6699] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6699] <... mprotect resumed>) = 0 [pid 6707] <... openat resumed>) = 3 [pid 6707] write(3, "1000", 4) = 4 [pid 6707] close(3./strace-static-x86_64: Process 6709 attached ) = 0 executing program [pid 6709] set_robust_list(0x55556c2686a0, 24 [pid 6707] write(1, "executing program\n", 18 [pid 6700] <... mprotect resumed>) = 0 [pid 6699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6708] set_robust_list(0x55556c2686a0, 24 [pid 6707] <... write resumed>) = 18 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6709 [pid 6708] <... set_robust_list resumed>) = 0 [pid 6709] <... set_robust_list resumed>) = 0 [pid 6708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6707] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6708] <... prctl resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6700] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6710 attached [pid 6709] <... prctl resumed>) = 0 [pid 6708] setpgid(0, 0 [pid 6707] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6708] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 6711 attached [pid 6709] setpgid(0, 0 [pid 6708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6707] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6699] <... clone3 resumed> => {parent_tid=[6710]}, 88) = 6710 [pid 6700] <... clone3 resumed> => {parent_tid=[6711]}, 88) = 6711 [pid 6699] rt_sigprocmask(SIG_SETMASK, [], [pid 6700] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6709] <... setpgid resumed>) = 0 [pid 6707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6710] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6708] <... openat resumed>) = 3 [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... rseq resumed>) = 0 [pid 6709] <... openat resumed>) = 3 [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6711] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6710] set_robust_list(0x7f20a717b9a0, 24 [pid 6707] <... mmap resumed>) = 0x7f20a717c000 [pid 6700] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] <... futex resumed>) = 0 [pid 6708] write(3, "1000", 4 [pid 6711] <... rseq resumed>) = 0 [pid 6710] <... set_robust_list resumed>) = 0 [pid 6709] write(3, "1000", 4 [pid 6707] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6700] <... futex resumed>) = 0 [pid 6699] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6708] <... write resumed>) = 4 [pid 6711] set_robust_list(0x7f20a717b9a0, 24 [pid 6710] rt_sigprocmask(SIG_SETMASK, [], [pid 6708] close(3 [pid 6711] <... set_robust_list resumed>) = 0 [pid 6710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] <... mprotect resumed>) = 0 [pid 6711] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] <... write resumed>) = 4 [pid 6708] <... close resumed>) = 0 [pid 6700] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6709] close(3) = 0 executing program [pid 6709] write(1, "executing program\n", 18) = 18 [pid 6709] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6709] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6709] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6709] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6710] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6708] write(1, "executing program\n", 18 [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6711] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6710] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6711] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6710] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6711] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6712 attached [pid 6711] <... futex resumed>) = 1 [pid 6710] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6708] <... write resumed>) = 18 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6711] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6708] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... clone3 resumed> => {parent_tid=[6712]}, 88) = 6712 [pid 6700] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] rt_sigprocmask(SIG_SETMASK, [], [pid 6711] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6713 attached [pid 6711] <... socket resumed>) = 3 [pid 6708] <... futex resumed>) = 0 [pid 6707] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] <... futex resumed>) = 0 [pid 6699] <... futex resumed>) = 1 [pid 6713] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6711] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6707] <... futex resumed>) = 0 [pid 6700] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... rseq resumed>) = 0 [pid 6711] <... futex resumed>) = 0 [pid 6708] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6707] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6713] set_robust_list(0x7f20a719c9a0, 24 [pid 6712] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6711] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... futex resumed>) = 0 [pid 6709] <... clone3 resumed> => {parent_tid=[6713]}, 88) = 6713 [pid 6708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6700] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] <... set_robust_list resumed>) = 0 [pid 6711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] <... rseq resumed>) = 0 [pid 6711] ioctl(3, SIOCSIFFLAGS, NULL [pid 6710] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6709] rt_sigprocmask(SIG_SETMASK, [], [pid 6708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6713] rt_sigprocmask(SIG_SETMASK, [], [pid 6712] set_robust_list(0x7f20a719c9a0, 24 [pid 6711] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6710] <... socket resumed>) = 3 [pid 6709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6700] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6712] <... set_robust_list resumed>) = 0 [pid 6711] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] rt_sigprocmask(SIG_SETMASK, [], [pid 6709] <... futex resumed>) = 0 [pid 6708] <... mmap resumed>) = 0x7f20a717c000 [pid 6700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6709] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6708] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6700] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6713] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6712] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6711] <... futex resumed>) = 0 [pid 6708] <... mprotect resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6711] openat(AT_FDCWD, NULL, O_RDONLY [pid 6710] <... futex resumed>) = 1 [pid 6708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6700] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6699] <... futex resumed>) = 0 [pid 6711] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6710] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6699] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6711] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6703] <... unshare resumed>) = 0 [pid 6699] <... futex resumed>) = 0 [pid 6711] <... futex resumed>) = 1 [pid 6710] ioctl(3, SIOCSIFFLAGS, NULL [pid 6702] <... unshare resumed>) = 0 [pid 6700] <... futex resumed>) = 0 [pid 6711] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6710] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6702] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6716 attached [pid 6710] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] <... clone3 resumed> => {parent_tid=[6716]}, 88) = 6716 [pid 6703] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6700] exit_group(0 [pid 6702] <... futex resumed>) = 0 [pid 6703] <... futex resumed>) = 0 [pid 6716] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6711] <... futex resumed>) = ? [pid 6703] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6700] <... exit_group resumed>) = ? [pid 6716] <... rseq resumed>) = 0 [pid 6711] +++ exited with 0 +++ [pid 6702] +++ exited with 0 +++ [pid 6716] set_robust_list(0x7f20a719c9a0, 24 [pid 6710] <... futex resumed>) = 1 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] <... futex resumed>) = 0 [pid 6716] <... set_robust_list resumed>) = 0 [pid 6710] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6699] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6716] rt_sigprocmask(SIG_SETMASK, [], [pid 6699] <... futex resumed>) = 1 [pid 6703] <... futex resumed>) = 0 [pid 6716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6716] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6703] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6703] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6699] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6708] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6703] <... futex resumed>) = 0 [pid 6699] exit_group(0 [pid 6710] <... futex resumed>) = ? [pid 6708] <... futex resumed>) = 1 [pid 6699] <... exit_group resumed>) = ? [pid 6716] <... futex resumed>) = 0 [pid 6716] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6708] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6703] +++ exited with 0 +++ [pid 6700] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6700, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6710] +++ exited with 0 +++ [pid 6699] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6717 ./strace-static-x86_64: Process 6717 attached [pid 6709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6707] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... restart_syscall resumed>) = 0 [pid 6709] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 0 [pid 6709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6709] <... mmap resumed>) = 0x7f20a715b000 [pid 6707] <... mmap resumed>) = 0x7f20a715b000 [pid 6709] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6707] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6709] <... mprotect resumed>) = 0 [pid 6709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6707] <... mprotect resumed>) = 0 [pid 6717] set_robust_list(0x55556c2686a0, 24 [pid 6709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6717] <... set_robust_list resumed>) = 0 [pid 6709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6707] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6718 attached [pid 6717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6718] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6717] <... prctl resumed>) = 0 [pid 6709] <... clone3 resumed> => {parent_tid=[6718]}, 88) = 6718 [pid 6707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6718] <... rseq resumed>) = 0 [pid 6717] setpgid(0, 0 [pid 6709] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6719 attached [pid 6718] set_robust_list(0x7f20a717b9a0, 24 [pid 6709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6709] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6709] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6717] <... setpgid resumed>) = 0 [pid 6717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6720 attached [pid 6717] <... openat resumed>) = 3 [pid 6717] write(3, "1000", 4) = 4 [pid 6717] close(3 [pid 6718] <... set_robust_list resumed>) = 0 [pid 6717] <... close resumed>) = 0 [pid 6707] <... clone3 resumed> => {parent_tid=[6719]}, 88) = 6719 [pid 6720] set_robust_list(0x55556c2686a0, 24 [pid 6719] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6718] rt_sigprocmask(SIG_SETMASK, [], [pid 6717] write(1, "executing program\n", 18 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6720 [pid 6719] <... rseq resumed>) = 0 [pid 6718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6707] rt_sigprocmask(SIG_SETMASK, [], [pid 6719] set_robust_list(0x7f20a717b9a0, 24 [pid 6718] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6718] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6719] rt_sigprocmask(SIG_SETMASK, [], [pid 6718] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6707] <... futex resumed>) = 0 [pid 6719] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6707] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] <... set_robust_list resumed>) = 0 [pid 6719] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6717] <... write resumed>) = 18 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6719] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] <... futex resumed>) = 1 [pid 6717] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 0 [pid 6720] <... prctl resumed>) = 0 [pid 6709] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 1 [pid 6719] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6709] <... futex resumed>) = 0 [pid 6709] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] setpgid(0, 0 [pid 6718] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6707] <... futex resumed>) = 0 [pid 6720] <... setpgid resumed>) = 0 [pid 6718] <... socket resumed>) = 3 [pid 6707] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] <... futex resumed>) = 0 [pid 6707] <... futex resumed>) = 1 [pid 6719] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6718] <... futex resumed>) = 1 [pid 6709] <... futex resumed>) = 0 [pid 6707] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6719] <... socket resumed>) = 3 [pid 6718] ioctl(3, SIOCSIFFLAGS, NULL [pid 6709] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6719] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = 0 [pid 6718] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6719] <... futex resumed>) = 1 [pid 6718] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6713] <... unshare resumed>) = 0 [pid 6712] <... unshare resumed>) = 0 [pid 6709] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6707] <... futex resumed>) = 0 [pid 6720] <... openat resumed>) = 3 [pid 6719] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6718] <... futex resumed>) = 0 [pid 6717] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6713] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] write(3, "1000", 4 [pid 6718] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6713] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 0 [pid 6709] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... futex resumed>) = 0 [pid 6720] <... write resumed>) = 4 [pid 6717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6713] openat(AT_FDCWD, NULL, O_RDONLY [pid 6712] ioctl(3, SIOCSIFFLAGS, NULL [pid 6709] <... futex resumed>) = 0 [pid 6707] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] close(3 [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6713] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6712] <... ioctl resumed>) = -1 EFAULT (Bad address) executing program [pid 6709] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6720] <... close resumed>) = 0 [pid 6717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6713] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] write(1, "executing program\n", 18 [pid 6712] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6709] exit_group(0 [pid 6720] <... write resumed>) = 18 [pid 6718] <... futex resumed>) = ? [pid 6717] <... mmap resumed>) = 0x7f20a717c000 [pid 6713] <... futex resumed>) = ? [pid 6712] <... futex resumed>) = 1 [pid 6709] <... exit_group resumed>) = ? [pid 6707] <... futex resumed>) = 0 [pid 6720] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6718] +++ exited with 0 +++ [pid 6712] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6707] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6707] <... futex resumed>) = 0 [pid 6712] openat(AT_FDCWD, NULL, O_RDONLY [pid 6707] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6712] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6712] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6707] <... futex resumed>) = 0 [pid 6712] <... futex resumed>) = 1 [pid 6707] exit_group(0 [pid 6719] <... futex resumed>) = ? [pid 6707] <... exit_group resumed>) = ? [pid 6720] <... futex resumed>) = 0 [pid 6719] +++ exited with 0 +++ [pid 6717] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6712] +++ exited with 0 +++ [pid 6720] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6713] +++ exited with 0 +++ [pid 6709] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6709, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6707] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6720] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6708] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6708] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6723 attached => {parent_tid=[6723]}, 88) = 6723 [pid 6708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6708] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6708] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6717] <... mprotect resumed>) = 0 [pid 6723] <... rseq resumed>) = 0 [pid 6723] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6723] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6723] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6708] <... futex resumed>) = 0 [pid 6723] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6717] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6708] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6708] <... futex resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6708] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 6724 attached [pid 6720] <... mmap resumed>) = 0x7f20a717c000 [pid 6717] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6724 [pid 6723] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6725 attached [pid 6723] <... socket resumed>) = 3 [pid 6720] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6725] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6723] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] <... mprotect resumed>) = 0 [pid 6717] <... clone3 resumed> => {parent_tid=[6725]}, 88) = 6725 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6725] <... rseq resumed>) = 0 [pid 6724] set_robust_list(0x55556c2686a0, 24 [pid 6723] <... futex resumed>) = 1 [pid 6708] <... futex resumed>) = 0 [pid 6708] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6708] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] ioctl(3, SIOCSIFFLAGS, NULL [pid 6717] rt_sigprocmask(SIG_SETMASK, [], [pid 6723] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6723] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6726 attached [pid 6724] <... set_robust_list resumed>) = 0 [pid 6723] <... futex resumed>) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6708] <... futex resumed>) = 0 [pid 6725] set_robust_list(0x7f20a719c9a0, 24 [pid 6723] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6717] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6708] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] <... set_robust_list resumed>) = 0 [pid 6724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6708] <... futex resumed>) = 0 [pid 6720] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6726] set_robust_list(0x55556c2686a0, 24 [pid 6725] rt_sigprocmask(SIG_SETMASK, [], [pid 6723] openat(AT_FDCWD, NULL, O_RDONLY [pid 6708] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] <... set_robust_list resumed>) = 0 [pid 6725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6724] <... prctl resumed>) = 0 [pid 6720] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6726 [pid 6725] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6724] setpgid(0, 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6723] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6723] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6708] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6727 attached [pid 6724] <... setpgid resumed>) = 0 [pid 6720] <... clone3 resumed> => {parent_tid=[6727]}, 88) = 6727 [pid 6726] <... prctl resumed>) = 0 [pid 6726] setpgid(0, 0 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] <... setpgid resumed>) = 0 [pid 6724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6723] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6724] <... openat resumed>) = 3 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6726] <... openat resumed>) = 3 [pid 6724] write(3, "1000", 4 [pid 6720] <... futex resumed>) = 0 executing program executing program [pid 6727] <... rseq resumed>) = 0 [pid 6726] write(3, "1000", 4 [pid 6724] <... write resumed>) = 4 [pid 6720] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6727] set_robust_list(0x7f20a719c9a0, 24 [pid 6726] <... write resumed>) = 4 [pid 6724] close(3 [pid 6727] <... set_robust_list resumed>) = 0 [pid 6726] close(3 [pid 6724] <... close resumed>) = 0 [pid 6726] <... close resumed>) = 0 [pid 6724] write(1, "executing program\n", 18 [pid 6727] rt_sigprocmask(SIG_SETMASK, [], [pid 6726] write(1, "executing program\n", 18 [pid 6724] <... write resumed>) = 18 [pid 6727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] <... write resumed>) = 18 [pid 6727] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6724] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] <... futex resumed>) = 0 [pid 6724] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6726] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6724] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6726] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6726] <... mmap resumed>) = 0x7f20a717c000 [pid 6726] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6724] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6726] <... mprotect resumed>) = 0 [pid 6724] <... mprotect resumed>) = 0 [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6724] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6724] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6728 attached [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6728] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6726] <... clone3 resumed> => {parent_tid=[6728]}, 88) = 6728 [pid 6728] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6729 attached [pid 6728] set_robust_list(0x7f20a719c9a0, 24 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6729] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6724] <... clone3 resumed> => {parent_tid=[6729]}, 88) = 6729 [pid 6729] <... rseq resumed>) = 0 [pid 6726] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] set_robust_list(0x7f20a719c9a0, 24 [pid 6726] <... futex resumed>) = 0 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], [pid 6729] <... set_robust_list resumed>) = 0 [pid 6726] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 6724] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6728] <... set_robust_list resumed>) = 0 [pid 6724] <... futex resumed>) = 0 [pid 6729] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6724] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6717] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6717] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6717] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6730]}, 88) = 6730 [pid 6717] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6730 attached NULL, 8) = 0 [pid 6717] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6730] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6730] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6730] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6730] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 1 [pid 6730] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6730] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6720] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6717] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6717] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6730] <... futex resumed>) = 1 [pid 6730] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6730] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6717] <... futex resumed>) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6730] <... futex resumed>) = 1 [pid 6730] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6720] mprotect(0x7f20a715c000, 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6731 attached [pid 6731] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6720] <... clone3 resumed> => {parent_tid=[6731]}, 88) = 6731 [pid 6731] <... rseq resumed>) = 0 [pid 6731] set_robust_list(0x7f20a717b9a0, 24 [pid 6720] rt_sigprocmask(SIG_SETMASK, [], [pid 6731] <... set_robust_list resumed>) = 0 [pid 6720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6731] rt_sigprocmask(SIG_SETMASK, [], [pid 6720] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6731] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6720] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6731] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6731] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6720] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... socket resumed>) = 3 [pid 6720] <... futex resumed>) = 0 [pid 6720] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6731] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] <... futex resumed>) = 0 [pid 6731] ioctl(3, SIOCSIFFLAGS, NULL [pid 6720] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6731] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6720] <... futex resumed>) = 0 [pid 6731] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6720] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6720] <... futex resumed>) = 0 [pid 6731] openat(AT_FDCWD, NULL, O_RDONLY [pid 6720] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6731] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6720] <... futex resumed>) = 0 [pid 6731] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6726] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6724] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6724] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6724] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6732 attached ) = 0x7f20a715b000 [pid 6732] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6732] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6732] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... clone3 resumed> => {parent_tid=[6732]}, 88) = 6732 [pid 6724] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6726] rt_sigprocmask(SIG_SETMASK, [], [pid 6724] <... mprotect resumed>) = 0 [pid 6726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6724] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6726] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6732] <... futex resumed>) = 0 [pid 6726] <... futex resumed>) = 1 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6732] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6726] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6733 attached [pid 6732] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6733] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6724] <... clone3 resumed> => {parent_tid=[6733]}, 88) = 6733 [pid 6733] <... rseq resumed>) = 0 [pid 6724] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] set_robust_list(0x7f20a717b9a0, 24 [pid 6732] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6724] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... set_robust_list resumed>) = 0 [pid 6732] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... futex resumed>) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6724] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6726] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6732] <... socket resumed>) = 3 [pid 6733] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6732] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 1 [pid 6732] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... futex resumed>) = 0 [pid 6733] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6724] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] ioctl(3, SIOCSIFFLAGS, NULL [pid 6726] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6724] <... futex resumed>) = 0 [pid 6733] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6732] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6724] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... socket resumed>) = 3 [pid 6732] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 1 [pid 6732] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6724] <... futex resumed>) = 0 [pid 6733] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 6724] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6732] openat(AT_FDCWD, NULL, O_RDONLY [pid 6726] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] ioctl(3, SIOCSIFFLAGS, NULL [pid 6732] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6724] <... futex resumed>) = 0 [pid 6733] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6732] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 6724] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... futex resumed>) = 0 [pid 6732] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6724] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6724] <... futex resumed>) = 0 [pid 6733] openat(AT_FDCWD, NULL, O_RDONLY [pid 6724] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6733] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6724] <... futex resumed>) = 0 [pid 6733] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6716] <... unshare resumed>) = 0 [pid 6716] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6708] exit_group(0 [pid 6723] <... futex resumed>) = ? [pid 6716] <... futex resumed>) = ? [pid 6708] <... exit_group resumed>) = ? [pid 6723] +++ exited with 0 +++ [pid 6716] +++ exited with 0 +++ [pid 6708] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6708, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6735 attached , child_tidptr=0x55556c268690) = 6735 [pid 6735] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6735] setpgid(0, 0) = 0 [pid 6735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 6735] write(3, "1000", 4) = 4 [pid 6735] close(3) = 0 [pid 6735] write(1, "executing program\n", 18) = 18 [pid 6735] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6735] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6735] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6735] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6735] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6736]}, 88) = 6736 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6735] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6736 attached [pid 6735] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6736] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6736] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6736] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6729] <... unshare resumed>) = 0 [pid 6729] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6724] exit_group(0 [pid 6729] ???( [pid 6735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6733] <... futex resumed>) = ? [pid 6729] <... ??? resumed>) = ? [pid 6728] <... unshare resumed>) = 0 [pid 6727] <... unshare resumed>) = 0 [pid 6725] <... unshare resumed>) = 0 [pid 6724] <... exit_group resumed>) = ? [pid 6735] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] +++ exited with 0 +++ [pid 6729] +++ exited with 0 +++ [pid 6728] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6727] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6725] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] <... futex resumed>) = 0 [pid 6727] <... futex resumed>) = 0 [pid 6725] <... futex resumed>) = 0 [pid 6728] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6727] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6735] <... futex resumed>) = 0 [pid 6726] exit_group(0 [pid 6720] exit_group(0 [pid 6717] exit_group(0 [pid 6735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6728] <... futex resumed>) = ? [pid 6727] <... futex resumed>) = ? [pid 6720] <... exit_group resumed>) = ? [pid 6731] <... futex resumed>) = ? [pid 6730] <... futex resumed>) = ? [pid 6717] <... exit_group resumed>) = ? [pid 6727] +++ exited with 0 +++ [pid 6735] <... mmap resumed>) = 0x7f20a715b000 [pid 6732] <... futex resumed>) = ? [pid 6731] +++ exited with 0 +++ [pid 6730] +++ exited with 0 +++ [pid 6728] +++ exited with 0 +++ [pid 6726] <... exit_group resumed>) = ? [pid 6735] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6732] +++ exited with 0 +++ [pid 6735] <... mprotect resumed>) = 0 [pid 6735] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6725] +++ exited with 0 +++ [pid 6717] +++ exited with 0 +++ [pid 6726] +++ exited with 0 +++ [pid 6724] +++ exited with 0 +++ [pid 6720] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6717, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6741 ./strace-static-x86_64: Process 6741 attached [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6724, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6735] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 6742 attached [pid 6741] set_robust_list(0x55556c2686a0, 24 [pid 6736] <... unshare resumed>) = 0 [pid 6735] <... clone3 resumed> => {parent_tid=[6742]}, 88) = 6742 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6742] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6742] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6736] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] <... futex resumed>) = 0 [pid 6736] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6742] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6745 attached ./strace-static-x86_64: Process 6744 attached [pid 6741] <... set_robust_list resumed>) = 0 [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6744 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6745 [pid 6735] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6745] setpgid(0, 0./strace-static-x86_64: Process 6746 attached [pid 6744] set_robust_list(0x55556c2686a0, 24 [pid 6742] <... futex resumed>) = 0 [pid 6741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6735] <... futex resumed>) = 1 [pid 6746] set_robust_list(0x55556c2686a0, 24 [pid 6745] <... setpgid resumed>) = 0 [pid 6746] <... set_robust_list resumed>) = 0 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6745] <... openat resumed>) = 3 [pid 6742] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6741] <... prctl resumed>) = 0 [pid 6735] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6746 [pid 6746] <... prctl resumed>) = 0 [pid 6746] setpgid(0, 0 [pid 6745] write(3, "1000", 4 [pid 6744] <... set_robust_list resumed>) = 0 [pid 6742] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6741] setpgid(0, 0 [pid 6746] <... setpgid resumed>) = 0 [pid 6745] <... write resumed>) = 4 executing program [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6745] close(3 [pid 6744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6742] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... setpgid resumed>) = 0 [pid 6745] <... close resumed>) = 0 [pid 6745] write(1, "executing program\n", 18 [pid 6746] <... openat resumed>) = 3 [pid 6745] <... write resumed>) = 18 executing program [pid 6745] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] write(3, "1000", 4 [pid 6745] <... futex resumed>) = 0 [pid 6744] <... prctl resumed>) = 0 [pid 6742] <... futex resumed>) = 1 [pid 6741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6735] <... futex resumed>) = 0 [pid 6746] <... write resumed>) = 4 [pid 6745] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6746] close(3 [pid 6745] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6746] <... close resumed>) = 0 [pid 6745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6746] write(1, "executing program\n", 18 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] <... write resumed>) = 18 [pid 6745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6746] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] <... mmap resumed>) = 0x7f20a717c000 [pid 6746] <... futex resumed>) = 0 [pid 6745] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6744] setpgid(0, 0 [pid 6742] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] <... openat resumed>) = 3 [pid 6735] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6745] <... mprotect resumed>) = 0 [pid 6746] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6746] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6744] <... setpgid resumed>) = 0 [pid 6741] write(3, "1000", 4 [pid 6736] <... futex resumed>) = 0 [pid 6735] <... futex resumed>) = 1 [pid 6746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6746] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6745] <... clone3 resumed> => {parent_tid=[6747]}, 88) = 6747 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6747 attached [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6745] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6741] <... write resumed>) = 4 [pid 6736] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6735] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] close(3 [pid 6736] <... socket resumed>) = 3 [pid 6744] <... openat resumed>) = 3 [pid 6741] <... close resumed>) = 0 [pid 6736] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6747] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6744] write(3, "1000", 4 [pid 6741] write(1, "executing program\n", 18 [pid 6736] <... futex resumed>) = 1 [pid 6735] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 0 [pid 6745] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... clone3 resumed> => {parent_tid=[6748]}, 88) = 6748 [pid 6746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6746] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6746] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6747] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6748 attached [pid 6744] <... write resumed>) = 4 [pid 6741] <... write resumed>) = 18 [pid 6736] ioctl(3, SIOCSIFFLAGS, NULL [pid 6747] set_robust_list(0x7f20a719c9a0, 24 [pid 6748] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6744] close(3 [pid 6741] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = 0 [pid 6747] <... set_robust_list resumed>) = 0 [pid 6736] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6747] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] <... close resumed>) = 0 [pid 6736] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] <... rseq resumed>) = 0 [pid 6747] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6744] write(1, "executing program\n", 18 [pid 6741] <... futex resumed>) = 0 [pid 6736] <... futex resumed>) = 0 [pid 6735] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6748] set_robust_list(0x7f20a719c9a0, 24 [pid 6747] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6744] <... write resumed>) = 18 [pid 6741] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6736] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6748] <... set_robust_list resumed>) = 0 [pid 6735] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... futex resumed>) = 0 [pid 6735] <... futex resumed>) = 1 [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... futex resumed>) = 0 [pid 6741] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6748] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6736] openat(AT_FDCWD, NULL, O_RDONLY [pid 6735] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6736] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6741] <... mmap resumed>) = 0x7f20a717c000 [pid 6736] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6736] <... futex resumed>) = 1 [pid 6735] <... futex resumed>) = 0 [pid 6741] <... mprotect resumed>) = 0 [pid 6735] exit_group(0 [pid 6736] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6742] <... futex resumed>) = ? [pid 6736] <... futex resumed>) = ? [pid 6735] <... exit_group resumed>) = ? [pid 6742] +++ exited with 0 +++ [pid 6744] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6741] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6744] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6741] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6749 attached [pid 6744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6749] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6736] +++ exited with 0 +++ [pid 6735] +++ exited with 0 +++ [pid 6749] <... rseq resumed>) = 0 [pid 6749] set_robust_list(0x7f20a719c9a0, 24 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6735, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6749] <... set_robust_list resumed>) = 0 [pid 6749] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... mmap resumed>) = 0x7f20a717c000 ./strace-static-x86_64: Process 6750 attached [pid 6749] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6741] <... clone3 resumed> => {parent_tid=[6749]}, 88) = 6749 [pid 6741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6741] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6741] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6750] set_robust_list(0x55556c2686a0, 24 [pid 6749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... set_robust_list resumed>) = 0 [pid 6749] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6744] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6751]}, 88) = 6751 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6744] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6744] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6751 attached [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6750 [pid 6751] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6751] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6751] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6750] <... prctl resumed>) = 0 [pid 6750] setpgid(0, 0 [pid 6746] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6750] <... setpgid resumed>) = 0 [pid 6746] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 0 [pid 6746] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6750] <... openat resumed>) = 3 [pid 6746] <... mmap resumed>) = 0x7f20a715b000 [pid 6745] <... mmap resumed>) = 0x7f20a715b000 [pid 6750] write(3, "1000", 4 [pid 6746] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6745] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6750] <... write resumed>) = 4 [pid 6746] <... mprotect resumed>) = 0 [pid 6750] close(3 [pid 6745] <... mprotect resumed>) = 0 [pid 6746] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6745] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 6750] <... close resumed>) = 0 [pid 6746] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6750] write(1, "executing program\n", 18) = 18 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6750] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6753 attached ./strace-static-x86_64: Process 6752 attached ) = 0 [pid 6746] <... clone3 resumed> => {parent_tid=[6752]}, 88) = 6752 [pid 6752] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6750] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6746] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] <... clone3 resumed> => {parent_tid=[6753]}, 88) = 6753 [pid 6741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6752] <... rseq resumed>) = 0 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6752] set_robust_list(0x7f20a717b9a0, 24 [pid 6750] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6752] <... set_robust_list resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6746] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] <... futex resumed>) = 0 [pid 6745] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6741] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6746] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] <... futex resumed>) = 0 [pid 6744] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6741] <... futex resumed>) = 0 [pid 6753] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6752] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6750] <... mmap resumed>) = 0x7f20a717c000 [pid 6745] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6753] <... rseq resumed>) = 0 [pid 6752] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6750] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6744] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... mmap resumed>) = 0x7f20a715b000 [pid 6753] set_robust_list(0x7f20a717b9a0, 24 [pid 6752] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] <... mprotect resumed>) = 0 [pid 6744] <... futex resumed>) = 0 [pid 6741] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6753] <... set_robust_list resumed>) = 0 [pid 6746] <... futex resumed>) = 0 [pid 6744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6741] <... mprotect resumed>) = 0 [pid 6753] rt_sigprocmask(SIG_SETMASK, [], [pid 6752] <... futex resumed>) = 1 [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6746] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... mmap resumed>) = 0x7f20a715b000 [pid 6741] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6752] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6750] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6746] <... futex resumed>) = 0 [pid 6744] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6741] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6753] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6752] <... socket resumed>) = 3 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6746] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] <... mprotect resumed>) = 0 [pid 6741] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6755 attached ./strace-static-x86_64: Process 6754 attached [pid 6753] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6752] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6755] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6754] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6752] <... futex resumed>) = 0 [pid 6750] <... clone3 resumed> => {parent_tid=[6754]}, 88) = 6754 [pid 6746] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6741] <... clone3 resumed> => {parent_tid=[6755]}, 88) = 6755 [pid 6755] <... rseq resumed>) = 0 [pid 6754] <... rseq resumed>) = 0 [pid 6753] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6752] ioctl(3, SIOCSIFFLAGS, NULL [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 6746] <... futex resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6741] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6756 attached [pid 6755] set_robust_list(0x7f20a717b9a0, 24 [pid 6753] <... futex resumed>) = 1 [pid 6745] <... futex resumed>) = 0 [pid 6741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6756] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6753] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] <... clone3 resumed> => {parent_tid=[6756]}, 88) = 6756 [pid 6741] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... rseq resumed>) = 0 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6741] <... futex resumed>) = 0 [pid 6756] set_robust_list(0x7f20a717b9a0, 24 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6741] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... set_robust_list resumed>) = 0 [pid 6744] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] <... futex resumed>) = 0 [pid 6756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6755] <... set_robust_list resumed>) = 0 [pid 6754] set_robust_list(0x7f20a719c9a0, 24 [pid 6752] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6746] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] <... set_robust_list resumed>) = 0 [pid 6753] <... futex resumed>) = 0 [pid 6752] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6750] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] <... futex resumed>) = 1 [pid 6756] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 6753] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6752] <... futex resumed>) = 0 [pid 6750] <... futex resumed>) = 0 [pid 6746] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6753] <... socket resumed>) = 3 [pid 6752] openat(AT_FDCWD, NULL, O_RDONLY [pid 6750] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6746] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6756] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6753] <... futex resumed>) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6756] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6753] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... socket resumed>) = 3 [pid 6756] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6754] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6752] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6746] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6745] <... futex resumed>) = 0 [pid 6756] <... futex resumed>) = 1 [pid 6752] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6756] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = 0 [pid 6752] <... futex resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6755] <... futex resumed>) = 1 [pid 6753] ioctl(3, SIOCSIFFLAGS, NULL [pid 6752] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6741] <... futex resumed>) = 0 [pid 6756] ioctl(3, SIOCSIFFLAGS, NULL [pid 6755] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6744] <... futex resumed>) = 0 [pid 6741] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6753] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... futex resumed>) = 0 [pid 6756] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6753] <... futex resumed>) = 1 [pid 6745] <... futex resumed>) = 0 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] <... futex resumed>) = 0 [pid 6755] <... socket resumed>) = 3 [pid 6753] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6756] openat(AT_FDCWD, NULL, O_RDONLY [pid 6755] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6745] <... futex resumed>) = 0 [pid 6744] <... futex resumed>) = 0 [pid 6756] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6753] openat(AT_FDCWD, NULL, O_RDONLY [pid 6744] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6756] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6753] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6756] <... futex resumed>) = 1 [pid 6753] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 0 [pid 6756] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6755] <... futex resumed>) = 1 [pid 6753] <... futex resumed>) = 0 [pid 6745] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6741] <... futex resumed>) = 0 [pid 6755] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6753] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] <... futex resumed>) = 0 [pid 6755] ioctl(3, SIOCSIFFLAGS, NULL [pid 6741] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6755] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6741] <... futex resumed>) = 0 [pid 6755] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6741] <... futex resumed>) = 0 [pid 6755] openat(AT_FDCWD, NULL, O_RDONLY [pid 6741] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6755] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6741] <... futex resumed>) = 0 [pid 6755] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6750] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6750] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6750] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6747] <... unshare resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6747] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6758 attached ) = 0 [pid 6758] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6750] <... clone3 resumed> => {parent_tid=[6758]}, 88) = 6758 [pid 6747] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6758] <... rseq resumed>) = 0 [pid 6750] rt_sigprocmask(SIG_SETMASK, [], [pid 6745] exit_group(0 [pid 6753] <... futex resumed>) = ? [pid 6745] <... exit_group resumed>) = ? [pid 6758] set_robust_list(0x7f20a717b9a0, 24 [pid 6750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6747] <... futex resumed>) = ? [pid 6753] +++ exited with 0 +++ [pid 6758] <... set_robust_list resumed>) = 0 [pid 6747] +++ exited with 0 +++ [pid 6758] rt_sigprocmask(SIG_SETMASK, [], [pid 6750] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6750] <... futex resumed>) = 0 [pid 6745] +++ exited with 0 +++ [pid 6750] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6758] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6758] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6758] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6750] <... futex resumed>) = 0 [pid 6758] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6759 attached [pid 6758] <... socket resumed>) = 3 [pid 6759] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6758] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6758] <... futex resumed>) = 0 [pid 6759] <... prctl resumed>) = 0 [pid 6758] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6759 [pid 6759] setpgid(0, 0) = 0 [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... openat resumed>) = 3 [pid 6750] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 0 [pid 6750] <... futex resumed>) = 1 [pid 6758] ioctl(3, SIOCSIFFLAGS, NULL [pid 6750] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6758] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] write(3, "1000", 4 [pid 6758] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6758] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6750] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] <... write resumed>) = 4 [pid 6750] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] close(3) = 0 executing program [pid 6759] write(1, "executing program\n", 18 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... write resumed>) = 18 [pid 6758] openat(AT_FDCWD, NULL, O_RDONLY [pid 6759] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6759] <... futex resumed>) = 0 [pid 6758] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6758] <... futex resumed>) = 1 [pid 6750] <... futex resumed>) = 0 [pid 6759] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6758] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6759] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6748] <... unshare resumed>) = 0 [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6761 attached => {parent_tid=[6761]}, 88) = 6761 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6759] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6748] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... rseq resumed>) = 0 [pid 6748] <... futex resumed>) = 0 [pid 6748] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6761] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6761] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6746] exit_group(0 [pid 6748] <... futex resumed>) = ? [pid 6752] <... futex resumed>) = ? [pid 6746] <... exit_group resumed>) = ? [pid 6748] +++ exited with 0 +++ [pid 6752] +++ exited with 0 +++ [pid 6746] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6751] <... unshare resumed>) = 0 [pid 6754] <... unshare resumed>) = 0 [pid 6751] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] exit_group(0 [pid 6756] <... futex resumed>) = ? [pid 6744] <... exit_group resumed>) = ? [pid 6749] <... unshare resumed>) = 0 [pid 6756] +++ exited with 0 +++ [pid 6751] <... futex resumed>) = ? [pid 6749] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6749] <... futex resumed>) = 0 [pid 6754] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6749] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6741] exit_group(0 [pid 6754] <... futex resumed>) = 0 [pid 6749] <... futex resumed>) = ? [pid 6741] <... exit_group resumed>) = ? [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6755] <... futex resumed>) = ? [pid 6754] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6749] +++ exited with 0 +++ ./strace-static-x86_64: Process 6765 attached [pid 6751] +++ exited with 0 +++ [pid 6750] exit_group(0 [pid 6744] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6744, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6758] <... futex resumed>) = ? [pid 6755] +++ exited with 0 +++ [pid 6750] <... exit_group resumed>) = ? [pid 6741] +++ exited with 0 +++ [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6765 [pid 6758] +++ exited with 0 +++ [pid 6754] <... futex resumed>) = ? [pid 6765] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6741, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6765] <... prctl resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6765] setpgid(0, 0) = 0 [pid 6765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6754] +++ exited with 0 +++ [pid 6750] +++ exited with 0 +++ [pid 5821] <... restart_syscall resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6765] <... openat resumed>) = 3 [pid 6765] write(3, "1000", 4 [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}./strace-static-x86_64: Process 6767 attached ./strace-static-x86_64: Process 6766 attached [pid 6765] <... write resumed>) = 4 [pid 6761] <... unshare resumed>) = 0 [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6767 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6766 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6767] set_robust_list(0x55556c2686a0, 24 [pid 6766] set_robust_list(0x55556c2686a0, 24 [pid 6765] close(3 [pid 6761] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6767] <... set_robust_list resumed>) = 0 [pid 6766] <... set_robust_list resumed>) = 0 [pid 6765] <... close resumed>) = 0 [pid 6761] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = 0 executing program ./strace-static-x86_64: Process 6769 attached [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6765] write(1, "executing program\n", 18 [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6769 [pid 6769] set_robust_list(0x55556c2686a0, 24 [pid 6767] <... prctl resumed>) = 0 [pid 6766] <... prctl resumed>) = 0 [pid 6765] <... write resumed>) = 18 [pid 6761] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6769] <... set_robust_list resumed>) = 0 [pid 6767] setpgid(0, 0 [pid 6766] setpgid(0, 0 [pid 6765] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6767] <... setpgid resumed>) = 0 [pid 6766] <... setpgid resumed>) = 0 [pid 6765] <... futex resumed>) = 0 [pid 6761] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6765] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6769] <... prctl resumed>) = 0 [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6766] <... openat resumed>) = 3 [pid 6765] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6761] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] setpgid(0, 0 [pid 6767] <... openat resumed>) = 3 [pid 6766] write(3, "1000", 4 [pid 6765] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6759] <... futex resumed>) = 0 [pid 6769] <... setpgid resumed>) = 0 [pid 6767] write(3, "1000", 4 [pid 6766] <... write resumed>) = 4 [pid 6765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6761] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6767] <... write resumed>) = 4 [pid 6766] close(3 [pid 6765] <... mmap resumed>) = 0x7f20a717c000 [pid 6761] <... socket resumed>) = 3 [pid 6767] close(3 [pid 6766] <... close resumed>) = 0 [pid 6765] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 6769] <... openat resumed>) = 3 [pid 6767] <... close resumed>) = 0 [pid 6766] write(1, "executing program\n", 18 [pid 6765] <... mprotect resumed>) = 0 [pid 6761] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6769] write(3, "1000", 4 [pid 6767] write(1, "executing program\n", 18 [pid 6766] <... write resumed>) = 18 [pid 6765] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6769] <... write resumed>) = 4 [pid 6767] <... write resumed>) = 18 [pid 6766] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6759] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] close(3 [pid 6767] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 6765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6759] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6770 attached [pid 6769] <... close resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, executing program [pid 6761] ioctl(3, SIOCSIFFLAGS, NULL [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6770] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6769] write(1, "executing program\n", 18 [pid 6767] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6766] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6765] <... clone3 resumed> => {parent_tid=[6770]}, 88) = 6770 [pid 6770] <... rseq resumed>) = 0 [pid 6769] <... write resumed>) = 18 [pid 6767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6765] rt_sigprocmask(SIG_SETMASK, [], [pid 6761] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6770] set_robust_list(0x7f20a719c9a0, 24 [pid 6767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... set_robust_list resumed>) = 0 [pid 6769] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6765] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] <... futex resumed>) = 0 [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6766] <... mmap resumed>) = 0x7f20a717c000 [pid 6765] <... futex resumed>) = 0 [pid 6761] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6767] <... mmap resumed>) = 0x7f20a717c000 [pid 6766] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6765] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 6761] openat(AT_FDCWD, NULL, O_RDONLY [pid 6769] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6761] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6759] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6761] <... futex resumed>) = 0 [pid 6759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] exit_group(0 [pid 6770] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6761] <... futex resumed>) = ? [pid 6759] <... exit_group resumed>) = ? [pid 6766] <... mprotect resumed>) = 0 [pid 6767] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6769] <... mmap resumed>) = 0x7f20a717c000 [pid 6767] <... mprotect resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6771 attached [pid 6769] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6769] <... mprotect resumed>) = 0 [pid 6769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6766] <... clone3 resumed> => {parent_tid=[6771]}, 88) = 6771 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] <... clone3 resumed> => {parent_tid=[6772]}, 88) = 6772 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6767] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6772 attached [pid 6769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6761] +++ exited with 0 +++ [pid 6759] +++ exited with 0 +++ [pid 6772] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6767] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6773 attached [pid 6772] <... rseq resumed>) = 0 [pid 6771] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6772] set_robust_list(0x7f20a719c9a0, 24 [pid 6769] <... clone3 resumed> => {parent_tid=[6773]}, 88) = 6773 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6772] <... set_robust_list resumed>) = 0 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6773] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6772] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] <... rseq resumed>) = 0 [pid 6772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] set_robust_list(0x7f20a719c9a0, 24 [pid 6772] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6769] <... futex resumed>) = 0 [pid 6773] <... set_robust_list resumed>) = 0 [pid 6771] set_robust_list(0x7f20a719c9a0, 24 [pid 6769] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... set_robust_list resumed>) = 0 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6771] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5817] <... restart_syscall resumed>) = 0 [pid 6765] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6765] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6774 attached [pid 6774] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6774 [pid 6774] <... set_robust_list resumed>) = 0 [pid 6774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6774] setpgid(0, 0) = 0 [pid 6774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6774] write(3, "1000", 4) = 4 [pid 6774] close(3executing program ) = 0 [pid 6774] write(1, "executing program\n", 18) = 18 [pid 6774] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6774] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6774] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6774] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6774] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6775 attached [pid 6765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6765] <... mmap resumed>) = 0x7f20a715b000 [pid 6766] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6775] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6774] <... clone3 resumed> => {parent_tid=[6775]}, 88) = 6775 [pid 6767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6775] <... rseq resumed>) = 0 [pid 6767] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] set_robust_list(0x7f20a719c9a0, 24 [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6775] <... set_robust_list resumed>) = 0 [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6769] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6767] <... mmap resumed>) = 0x7f20a715b000 [pid 6765] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6769] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6766] <... mmap resumed>) = 0x7f20a715b000 [pid 6769] <... futex resumed>) = 0 [pid 6767] <... mprotect resumed>) = 0 [pid 6766] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6765] <... mprotect resumed>) = 0 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6766] <... mprotect resumed>) = 0 [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] <... mmap resumed>) = 0x7f20a715b000 [pid 6767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6765] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6775] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6765] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6774] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... mprotect resumed>) = 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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6765] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6767] <... clone3 resumed> => {parent_tid=[6776]}, 88) = 6776 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] <... clone3 resumed> => {parent_tid=[6777]}, 88) = 6777 ./strace-static-x86_64: Process 6777 attached ./strace-static-x86_64: Process 6776 attached [pid 6775] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 1 [pid 6769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6778 attached [pid 6777] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6776] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6775] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6778] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6777] <... rseq resumed>) = 0 [pid 6776] <... rseq resumed>) = 0 [pid 6774] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6771] <... unshare resumed>) = 0 [pid 6769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] <... clone3 resumed> => {parent_tid=[6778]}, 88) = 6778 [pid 6778] <... rseq resumed>) = 0 [pid 6777] set_robust_list(0x7f20a717b9a0, 24 [pid 6776] set_robust_list(0x7f20a717b9a0, 24 [pid 6771] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6767] <... futex resumed>) = 0 [pid 6766] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6780 attached [pid 6778] set_robust_list(0x7f20a717b9a0, 24 [pid 6777] <... set_robust_list resumed>) = 0 [pid 6776] <... set_robust_list resumed>) = 0 [pid 6771] <... futex resumed>) = 0 [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6780] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6778] <... set_robust_list resumed>) = 0 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6769] <... clone3 resumed> => {parent_tid=[6780]}, 88) = 6780 [pid 6767] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... futex resumed>) = 0 [pid 6765] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] <... rseq resumed>) = 0 [pid 6778] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6766] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] set_robust_list(0x7f20a717b9a0, 24 [pid 6778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] <... futex resumed>) = 0 [pid 6778] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6777] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6776] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6769] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6778] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6777] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6777] <... futex resumed>) = 1 [pid 6776] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6769] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... futex resumed>) = 0 [pid 6778] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6778] <... futex resumed>) = 0 [pid 6776] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 1 [pid 6776] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6767] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] <... socket resumed>) = 3 [pid 6780] <... set_robust_list resumed>) = 0 [pid 6776] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = 0 [pid 6765] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6776] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] ioctl(3, SIOCSIFFLAGS, NULL [pid 6767] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6765] <... futex resumed>) = 1 [pid 6780] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6778] <... futex resumed>) = 0 [pid 6771] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6765] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6771] <... socket resumed>) = 3 [pid 6780] <... futex resumed>) = 1 [pid 6778] <... socket resumed>) = 3 [pid 6771] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6778] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6771] <... futex resumed>) = 1 [pid 6769] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 6776] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6776] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6778] <... futex resumed>) = 1 [pid 6776] openat(AT_FDCWD, NULL, O_RDONLY [pid 6771] ioctl(3, SIOCSIFFLAGS, NULL [pid 6769] <... futex resumed>) = 0 [pid 6767] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... futex resumed>) = 0 [pid 6778] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6776] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6771] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6769] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] <... futex resumed>) = 0 [pid 6776] <... futex resumed>) = 1 [pid 6771] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 0 [pid 6765] <... futex resumed>) = 1 [pid 6780] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6778] ioctl(3, SIOCSIFFLAGS, NULL [pid 6771] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] <... socket resumed>) = 3 [pid 6778] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6776] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] <... futex resumed>) = 0 [pid 6780] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6780] <... futex resumed>) = 1 [pid 6778] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6771] openat(AT_FDCWD, NULL, O_RDONLY [pid 6769] <... futex resumed>) = 0 [pid 6780] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6778] <... futex resumed>) = 1 [pid 6771] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6769] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6778] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6771] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6765] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6780] ioctl(3, SIOCSIFFLAGS, NULL [pid 6778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6771] <... futex resumed>) = 1 [pid 6769] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... futex resumed>) = 0 [pid 6765] <... futex resumed>) = 0 [pid 6780] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6778] openat(AT_FDCWD, NULL, O_RDONLY [pid 6771] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] exit_group(0 [pid 6765] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6778] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6777] <... futex resumed>) = ? [pid 6771] <... futex resumed>) = ? [pid 6766] <... exit_group resumed>) = ? [pid 6770] <... unshare resumed>) = 0 [pid 6780] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] +++ exited with 0 +++ [pid 6771] +++ exited with 0 +++ [pid 6780] <... futex resumed>) = 1 [pid 6778] <... futex resumed>) = 1 [pid 6770] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6765] <... futex resumed>) = 0 [pid 6780] openat(AT_FDCWD, NULL, O_RDONLY [pid 6778] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] <... futex resumed>) = 0 [pid 6769] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] exit_group(0 [pid 6766] +++ exited with 0 +++ [pid 6780] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6778] <... futex resumed>) = ? [pid 6769] <... futex resumed>) = 0 [pid 6765] <... exit_group resumed>) = ? [pid 6780] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6778] +++ exited with 0 +++ [pid 6769] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6780] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6770] +++ exited with 0 +++ [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6765] +++ exited with 0 +++ [pid 6780] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6774] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6765, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6774] <... futex resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6773] <... unshare resumed>) = 0 [pid 6774] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6773] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... mprotect resumed>) = 0 [pid 6773] <... futex resumed>) = 0 [pid 6769] exit_group(0 [pid 6774] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6780] <... futex resumed>) = ? [pid 6774] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6769] <... exit_group resumed>) = ? [pid 6780] +++ exited with 0 +++ [pid 6774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6783 attached [pid 5815] <... restart_syscall resumed>) = 0 [pid 6774] <... clone3 resumed> => {parent_tid=[6783]}, 88) = 6783 [pid 6774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6774] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6774] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6784 attached [pid 6783] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6773] +++ exited with 0 +++ [pid 6769] +++ exited with 0 +++ [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6784 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6769, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6783] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 6785 attached [pid 6783] set_robust_list(0x7f20a717b9a0, 24 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6785 [pid 6783] <... set_robust_list resumed>) = 0 [pid 6785] set_robust_list(0x55556c2686a0, 24 [pid 6783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6784] set_robust_list(0x55556c2686a0, 24 [pid 6783] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6785] <... set_robust_list resumed>) = 0 [pid 6783] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6783] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6783] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6774] <... futex resumed>) = 0 [pid 6774] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 1 [pid 6783] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6783] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6783] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6774] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6774] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 1 [pid 6783] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6783] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] <... set_robust_list resumed>) = 0 [pid 6785] <... prctl resumed>) = 0 [pid 6783] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6774] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6785] setpgid(0, 0 [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6785] <... setpgid resumed>) = 0 [pid 6774] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6783] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = 1 [pid 6785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6783] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6783] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6785] <... openat resumed>) = 3 [pid 6785] write(3, "1000", 4 [pid 6784] <... prctl resumed>) = 0 [pid 6783] <... futex resumed>) = 0 [pid 6774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6785] <... write resumed>) = 4 [pid 6784] setpgid(0, 0 [pid 6783] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] close(3) = 0 executing program [pid 6785] write(1, "executing program\n", 18 [pid 6784] <... setpgid resumed>) = 0 [pid 6785] <... write resumed>) = 18 [pid 6784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6785] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6784] <... openat resumed>) = 3 [pid 6785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] write(3, "1000", 4executing program [pid 6785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6784] <... write resumed>) = 4 [pid 6784] close(3 [pid 6785] <... mmap resumed>) = 0x7f20a717c000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6784] <... close resumed>) = 0 [pid 6784] write(1, "executing program\n", 18 [pid 6785] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6786 [pid 6784] <... write resumed>) = 18 [pid 6785] <... mprotect resumed>) = 0 [pid 6784] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6786 attached [pid 6784] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6785] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6784] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6786] set_robust_list(0x55556c2686a0, 24 [pid 6785] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6784] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6786] <... set_robust_list resumed>) = 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6772] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6789 attached [pid 6784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6772] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6785] <... clone3 resumed> => {parent_tid=[6789]}, 88) = 6789 [pid 6784] <... mmap resumed>) = 0x7f20a717c000 [pid 6772] <... futex resumed>) = 0 [pid 6786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6785] rt_sigprocmask(SIG_SETMASK, [], [pid 6784] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6772] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] exit_group(0 [pid 6789] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6786] <... prctl resumed>) = 0 [pid 6785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] <... mprotect resumed>) = 0 [pid 6789] <... rseq resumed>) = 0 [pid 6786] setpgid(0, 0 [pid 6776] <... futex resumed>) = ? [pid 6772] <... futex resumed>) = ? [pid 6767] <... exit_group resumed>) = ? [pid 6789] set_robust_list(0x7f20a719c9a0, 24 [pid 6786] <... setpgid resumed>) = 0 [pid 6785] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] +++ exited with 0 +++ [pid 6772] +++ exited with 0 +++ [pid 6789] <... set_robust_list resumed>) = 0 [pid 6786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6785] <... futex resumed>) = 0 [pid 6784] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6789] rt_sigprocmask(SIG_SETMASK, [], [pid 6785] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6786] <... openat resumed>) = 3 [pid 6775] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6790 attached [pid 6789] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6786] write(3, "1000", 4 [pid 6775] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6786] <... write resumed>) = 4 [pid 6786] close(3executing program ) = 0 [pid 6790] <... rseq resumed>) = 0 [pid 6784] <... clone3 resumed> => {parent_tid=[6790]}, 88) = 6790 [pid 6775] <... futex resumed>) = 0 [pid 6774] exit_group(0 [pid 6767] +++ exited with 0 +++ [pid 6786] write(1, "executing program\n", 18) = 18 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6786] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6786] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6775] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6786] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6783] <... futex resumed>) = ? [pid 6775] <... futex resumed>) = ? [pid 6774] <... exit_group resumed>) = ? [pid 6786] <... mmap resumed>) = 0x7f20a717c000 [pid 6783] +++ exited with 0 +++ [pid 6775] +++ exited with 0 +++ [pid 6786] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6790] set_robust_list(0x7f20a719c9a0, 24 [pid 6786] <... mprotect resumed>) = 0 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6790] <... set_robust_list resumed>) = 0 [pid 6784] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] rt_sigprocmask(SIG_SETMASK, [], [pid 6786] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6784] <... futex resumed>) = 0 [pid 6790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6790] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6786] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6791 attached [pid 6791] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6786] <... clone3 resumed> => {parent_tid=[6791]}, 88) = 6791 [pid 6791] <... rseq resumed>) = 0 [pid 6786] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] set_robust_list(0x7f20a719c9a0, 24 [pid 6786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] <... set_robust_list resumed>) = 0 [pid 6786] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 6786] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] +++ exited with 0 +++ [pid 6791] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6774, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6792 attached [pid 6789] <... unshare resumed>) = 0 [pid 6792] set_robust_list(0x55556c2686a0, 24 [pid 6789] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6792 [pid 6792] <... set_robust_list resumed>) = 0 [pid 6789] <... futex resumed>) = 1 [pid 6789] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6785] <... futex resumed>) = 1 [pid 6792] <... prctl resumed>) = 0 [pid 6785] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] <... restart_syscall resumed>) = 0 [pid 6792] setpgid(0, 0) = 0 [pid 6789] <... futex resumed>) = 0 [pid 6789] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6789] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6789] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6785] <... futex resumed>) = 0 [pid 6789] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6785] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6789] <... socket resumed>) = 3 [pid 6789] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6794 attached ) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6789] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6794 [pid 6789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6785] <... futex resumed>) = 0 [pid 6792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6789] ioctl(3, SIOCSIFFLAGS, NULL [pid 6785] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] set_robust_list(0x55556c2686a0, 24 [pid 6789] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6789] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... set_robust_list resumed>) = 0 [pid 6792] <... openat resumed>) = 3 [pid 6794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6789] <... futex resumed>) = 1 [pid 6785] <... futex resumed>) = 0 [pid 6785] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6785] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] <... prctl resumed>) = 0 [pid 6792] write(3, "1000", 4 [pid 6789] openat(AT_FDCWD, NULL, O_RDONLY [pid 6794] setpgid(0, 0 [pid 6789] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6789] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... write resumed>) = 4 [pid 6792] close(3 [pid 6794] <... setpgid resumed>) = 0 [pid 6789] <... futex resumed>) = 1 [pid 6789] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6785] <... futex resumed>) = 0 [pid 6794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6785] exit_group(0 [pid 6792] <... close resumed>) = 0 executing program [pid 6792] write(1, "executing program\n", 18) = 18 [pid 6785] <... exit_group resumed>) = ? [pid 6789] <... futex resumed>) = ? [pid 6794] <... openat resumed>) = 3 [pid 6792] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6792] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6794] write(3, "1000", 4 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6794] <... write resumed>) = 4 [pid 6792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6794] close(3 [pid 6792] <... mmap resumed>) = 0x7f20a717c000 [pid 6794] <... close resumed>) = 0 [pid 6794] write(1, "executing program\n", 18executing program ) = 18 [pid 6792] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6789] +++ exited with 0 +++ [pid 6785] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6785, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6792] <... mprotect resumed>) = 0 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6794] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 6792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6794] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6794] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6795 attached [pid 6794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6796 ./strace-static-x86_64: Process 6796 attached [pid 6794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6792] <... clone3 resumed> => {parent_tid=[6795]}, 88) = 6795 [pid 6794] <... mmap resumed>) = 0x7f20a717c000 [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6796] set_robust_list(0x55556c2686a0, 24 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6795] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6794] <... mprotect resumed>) = 0 [pid 6792] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... set_robust_list resumed>) = 0 [pid 6795] <... rseq resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6795] set_robust_list(0x7f20a719c9a0, 24 [pid 6792] <... futex resumed>) = 0 [pid 6796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6795] <... set_robust_list resumed>) = 0 [pid 6794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6792] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] <... prctl resumed>) = 0 [pid 6795] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6784] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6796] setpgid(0, 0 [pid 6795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6795] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6784] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6784] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6784] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6784] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6784] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6784] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6798 attached [pid 6798] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6784] <... clone3 resumed> => {parent_tid=[6798]}, 88) = 6798 [pid 6798] <... rseq resumed>) = 0 [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6798] set_robust_list(0x7f20a717b9a0, 24 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6798] <... set_robust_list resumed>) = 0 [pid 6784] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] rt_sigprocmask(SIG_SETMASK, [], [pid 6784] <... futex resumed>) = 0 [pid 6798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6784] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000./strace-static-x86_64: Process 6797 attached ) = -1 EFAULT (Bad address) [pid 6798] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6796] <... setpgid resumed>) = 0 [pid 6794] <... clone3 resumed> => {parent_tid=[6797]}, 88) = 6797 [pid 6786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6797] <... rseq resumed>) = 0 [pid 6796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 6786] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] set_robust_list(0x7f20a719c9a0, 24 [pid 6796] <... openat resumed>) = 3 [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6786] <... futex resumed>) = 0 [pid 6798] <... futex resumed>) = 1 [pid 6797] <... set_robust_list resumed>) = 0 [pid 6794] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6798] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6797] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] <... futex resumed>) = 0 [pid 6786] <... mmap resumed>) = 0x7f20a715b000 [pid 6784] <... futex resumed>) = 0 [pid 6797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6794] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6784] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = 0 [pid 6797] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6784] <... futex resumed>) = 1 [pid 6798] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6796] write(3, "1000", 4 [pid 6786] <... mprotect resumed>) = 0 [pid 6784] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... socket resumed>) = 3 [pid 6798] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6798] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6784] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6784] <... futex resumed>) = 0 [pid 6798] ioctl(3, SIOCSIFFLAGS, NULL [pid 6786] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6784] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6798] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6798] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6784] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6784] <... futex resumed>) = 0 [pid 6798] openat(AT_FDCWD, NULL, O_RDONLY [pid 6784] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6798] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6798] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6784] <... futex resumed>) = 0 [pid 6798] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] <... write resumed>) = 4 [pid 6786] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6796] close(3 [pid 6786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6796] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 6799 attached [pid 6796] write(1, "executing program\n", 18 [pid 6799] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6796] <... write resumed>) = 18 [pid 6786] <... clone3 resumed> => {parent_tid=[6799]}, 88) = 6799 [pid 6796] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] <... futex resumed>) = 0 [pid 6786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6799] <... rseq resumed>) = 0 [pid 6796] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6786] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6799] set_robust_list(0x7f20a717b9a0, 24 [pid 6796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6786] <... futex resumed>) = 0 [pid 6799] <... set_robust_list resumed>) = 0 [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6786] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6796] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6799] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6799] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6800 attached [pid 6799] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6796] <... clone3 resumed> => {parent_tid=[6800]}, 88) = 6800 [pid 6799] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] rt_sigprocmask(SIG_SETMASK, [], [pid 6800] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6799] <... futex resumed>) = 1 [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6786] <... futex resumed>) = 0 [pid 6786] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] <... futex resumed>) = 0 [pid 6800] <... rseq resumed>) = 0 [pid 6799] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6800] set_robust_list(0x7f20a719c9a0, 24 [pid 6799] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6796] <... futex resumed>) = 0 [pid 6786] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] <... futex resumed>) = 0 [pid 6786] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6799] ioctl(3, SIOCSIFFLAGS, NULL [pid 6786] <... futex resumed>) = 0 [pid 6786] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6799] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6800] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6790] <... unshare resumed>) = 0 [pid 6799] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6799] <... futex resumed>) = 1 [pid 6786] <... futex resumed>) = 0 [pid 6786] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] openat(AT_FDCWD, NULL, O_RDONLY [pid 6786] <... futex resumed>) = 0 [pid 6799] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6792] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6790] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6784] exit_group(0 [pid 6799] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6799] <... futex resumed>) = 0 [pid 6799] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6798] <... futex resumed>) = ? [pid 6792] <... futex resumed>) = 0 [pid 6790] <... futex resumed>) = ? [pid 6784] <... exit_group resumed>) = ? [pid 6798] +++ exited with 0 +++ [pid 6790] +++ exited with 0 +++ [pid 6792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6784] +++ exited with 0 +++ [pid 6794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6792] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6794] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... mprotect resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6784, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6794] <... futex resumed>) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] <... restart_syscall resumed>) = 0 [pid 6794] <... mmap resumed>) = 0x7f20a715b000 [pid 6792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6794] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6794] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6802 attached [pid 6792] <... clone3 resumed> => {parent_tid=[6802]}, 88) = 6802 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6802] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6792] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] <... rseq resumed>) = 0 [pid 6792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6802] set_robust_list(0x7f20a717b9a0, 24 [pid 6792] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6792] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... set_robust_list resumed>) = 0 [pid 6802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6803 ./strace-static-x86_64: Process 6803 attached [pid 6802] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000./strace-static-x86_64: Process 6804 attached [pid 6804] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6794] <... clone3 resumed> => {parent_tid=[6804]}, 88) = 6804 [pid 6802] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6803] set_robust_list(0x55556c2686a0, 24 [pid 6802] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... rseq resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 6802] <... futex resumed>) = 1 [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6792] <... futex resumed>) = 0 [pid 6804] set_robust_list(0x7f20a717b9a0, 24 [pid 6794] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... set_robust_list resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], [pid 6794] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] <... set_robust_list resumed>) = 0 [pid 6792] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6792] <... futex resumed>) = 0 [pid 6802] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6792] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] <... socket resumed>) = 3 [pid 6802] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... prctl resumed>) = 0 [pid 6802] <... futex resumed>) = 1 [pid 6792] <... futex resumed>) = 0 [pid 6803] setpgid(0, 0 [pid 6792] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6803] <... setpgid resumed>) = 0 [pid 6802] ioctl(3, SIOCSIFFLAGS, NULL [pid 6792] <... futex resumed>) = 0 [pid 6804] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6802] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6792] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... openat resumed>) = 3 [pid 6802] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6804] <... futex resumed>) = 0 [pid 6803] write(3, "1000", 4 [pid 6802] <... futex resumed>) = 1 [pid 6792] <... futex resumed>) = 0 [pid 6804] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] <... write resumed>) = 4 [pid 6794] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] <... futex resumed>) = 0 [pid 6804] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6803] close(3 [pid 6792] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6804] <... socket resumed>) = 3 [pid 6803] <... close resumed>) = 0 [pid 6794] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6792] <... futex resumed>) = 0 [pid 6804] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] write(1, "executing program\n", 18 [pid 6792] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = 0 [pid 6803] <... write resumed>) = 18 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6804] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6803] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6794] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6796] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6804] <... futex resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6802] openat(AT_FDCWD, NULL, O_RDONLY [pid 6796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6794] <... futex resumed>) = 1 [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6802] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6803] <... mmap resumed>) = 0x7f20a717c000 [pid 6802] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6802] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6803] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6804] ioctl(3, SIOCSIFFLAGS, NULL [pid 6803] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6796] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6794] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6804] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6792] <... futex resumed>) = 0 [pid 6803] <... rt_sigprocmask resumed>[], 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=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6806]}, 88) = 6806 [pid 6803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6803] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6803] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6806 attached [pid 6804] <... futex resumed>) = 1 [pid 6796] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6794] <... futex resumed>) = 0 [pid 6791] <... unshare resumed>) = 0 [pid 6794] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] <... mprotect resumed>) = 0 [pid 6804] openat(AT_FDCWD, NULL, O_RDONLY [pid 6796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6794] <... futex resumed>) = 0 [pid 6791] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... futex resumed>) = 0 [pid 6806] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6806] set_robust_list(0x7f20a719c9a0, 24 [pid 6791] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6806] <... set_robust_list resumed>) = 0 [pid 6806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6806] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6804] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6804] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6807 attached [pid 6804] <... futex resumed>) = 1 [pid 6794] <... futex resumed>) = 0 [pid 6786] exit_group(0 [pid 6807] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6804] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] <... clone3 resumed> => {parent_tid=[6807]}, 88) = 6807 [pid 6786] <... exit_group resumed>) = ? [pid 6807] <... rseq resumed>) = 0 [pid 6799] <... futex resumed>) = ? [pid 6796] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] <... futex resumed>) = ? [pid 6807] set_robust_list(0x7f20a717b9a0, 24 [pid 6799] +++ exited with 0 +++ [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6807] <... set_robust_list resumed>) = 0 [pid 6807] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6796] <... futex resumed>) = 0 [pid 6807] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6796] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6807] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] +++ exited with 0 +++ [pid 6786] +++ exited with 0 +++ [pid 6807] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6807] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] <... futex resumed>) = 0 [pid 6807] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6796] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] <... socket resumed>) = 3 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6786, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6807] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6808 attached [pid 6807] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6808 [pid 6808] set_robust_list(0x55556c2686a0, 24 [pid 6807] ioctl(3, SIOCSIFFLAGS, NULL [pid 6796] <... futex resumed>) = 0 [pid 6796] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6807] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6808] <... set_robust_list resumed>) = 0 [pid 6796] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6796] <... futex resumed>) = 0 [pid 6796] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6807] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6808] <... prctl resumed>) = 0 [pid 6807] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] setpgid(0, 0 [pid 6807] <... futex resumed>) = 1 [pid 6800] <... unshare resumed>) = 0 [pid 6797] <... unshare resumed>) = 0 [pid 6796] <... futex resumed>) = 0 [pid 6807] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... setpgid resumed>) = 0 [pid 6797] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6803] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6800] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6797] <... futex resumed>) = 0 [pid 6803] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6797] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... openat resumed>) = 3 [pid 6803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6800] <... futex resumed>) = 0 [pid 6796] exit_group(0 [pid 6794] exit_group(0 [pid 6808] write(3, "1000", 4 [pid 6803] <... mmap resumed>) = 0x7f20a715b000 executing program [pid 6800] syscall_0x7f20a715b000(0, 0x7fffd8886390, 0x4, 0, 0, 0 [pid 6808] <... write resumed>) = 4 [pid 6807] <... futex resumed>) = ? [pid 6804] <... futex resumed>) = ? [pid 6803] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6797] <... futex resumed>) = ? [pid 6796] <... exit_group resumed>) = ? [pid 6794] <... exit_group resumed>) = ? [pid 6808] close(3 [pid 6807] +++ exited with 0 +++ [pid 6804] +++ exited with 0 +++ [pid 6803] <... mprotect resumed>) = 0 [pid 6800] +++ exited with 0 +++ [pid 6797] +++ exited with 0 +++ [pid 6808] <... close resumed>) = 0 [pid 6803] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6808] write(1, "executing program\n", 18 [pid 6803] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6808] <... write resumed>) = 18 [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=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6811 attached [pid 6808] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6808] <... futex resumed>) = 0 [pid 6803] <... clone3 resumed> => {parent_tid=[6811]}, 88) = 6811 [pid 6811] <... rseq resumed>) = 0 [pid 6808] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6803] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] set_robust_list(0x7f20a717b9a0, 24 [pid 6808] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6811] <... set_robust_list resumed>) = 0 [pid 6808] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6803] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] <... futex resumed>) = 0 [pid 6811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6803] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6808] <... mmap resumed>) = 0x7f20a717c000 [pid 6811] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6811] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6811] <... futex resumed>) = 1 [pid 6803] <... futex resumed>) = 0 [pid 6811] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... mprotect resumed>) = 0 [pid 6803] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6803] <... futex resumed>) = 0 [pid 6811] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6808] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6803] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] <... socket resumed>) = 3 [pid 6811] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6803] <... futex resumed>) = 0 [pid 6794] +++ exited with 0 +++ [pid 6811] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6803] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6803] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6812 attached [pid 6811] ioctl(3, SIOCSIFFLAGS, NULL [pid 6803] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6794, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6812] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6811] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6812] <... rseq resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6796, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6812] set_robust_list(0x7f20a719c9a0, 24 [pid 6811] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... clone3 resumed> => {parent_tid=[6812]}, 88) = 6812 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6812] <... set_robust_list resumed>) = 0 [pid 6811] <... futex resumed>) = 1 [pid 6808] rt_sigprocmask(SIG_SETMASK, [], [pid 6803] <... futex resumed>) = 0 [pid 6812] rt_sigprocmask(SIG_SETMASK, [], [pid 6811] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6803] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6808] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6803] <... futex resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6812] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6811] openat(AT_FDCWD, NULL, O_RDONLY [pid 6808] <... futex resumed>) = 0 [pid 6803] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6808] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6811] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6803] <... futex resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6811] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] <... restart_syscall resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6813 attached ./strace-static-x86_64: Process 6814 attached [pid 6813] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6813 [pid 6814] set_robust_list(0x55556c2686a0, 24 [pid 6813] <... set_robust_list resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6814 [pid 6814] <... set_robust_list resumed>) = 0 [pid 6814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6814] <... prctl resumed>) = 0 [pid 6813] setpgid(0, 0 [pid 6814] setpgid(0, 0 [pid 6813] <... setpgid resumed>) = 0 [pid 6814] <... setpgid resumed>) = 0 [pid 6813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6813] <... openat resumed>) = 3 [pid 6814] <... openat resumed>) = 3 [pid 6813] write(3, "1000", 4 [pid 6795] <... unshare resumed>) = 0 [pid 6814] write(3, "1000", 4 [pid 6795] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6814] <... write resumed>) = 4 [pid 6813] <... write resumed>) = 4 [pid 6795] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6813] close(3executing program ) = 0 [pid 6792] exit_group(0 [pid 6813] write(1, "executing program\n", 18) = 18 [pid 6802] <... futex resumed>) = ? [pid 6795] <... futex resumed>) = ? [pid 6792] <... exit_group resumed>) = ? [pid 6814] close(3 [pid 6813] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6802] +++ exited with 0 +++ [pid 6795] +++ exited with 0 +++ [pid 6813] <... futex resumed>) = 0 [pid 6813] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6813] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6814] <... close resumed>) = 0 [pid 6814] write(1, "executing program\n", 18executing program ) = 18 [pid 6813] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6792] +++ exited with 0 +++ [pid 6814] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6814] <... futex resumed>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6814] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5821] <... restart_syscall resumed>) = 0 [pid 6814] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6816 attached [pid 6814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6813] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6816] set_robust_list(0x55556c2686a0, 24 [pid 6813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6816 ./strace-static-x86_64: Process 6817 attached [pid 6817] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6816] <... set_robust_list resumed>) = 0 [pid 6817] <... rseq resumed>) = 0 [pid 6816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6813] <... clone3 resumed> => {parent_tid=[6817]}, 88) = 6817 [pid 6817] set_robust_list(0x7f20a719c9a0, 24 [pid 6813] rt_sigprocmask(SIG_SETMASK, [], [pid 6817] <... set_robust_list resumed>) = 0 [pid 6816] <... prctl resumed>) = 0 [pid 6813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6817] rt_sigprocmask(SIG_SETMASK, [], [pid 6816] setpgid(0, 0 [pid 6813] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6817] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6816] <... setpgid resumed>) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6814] <... mmap resumed>) = 0x7f20a717c000 [pid 6814] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6814] <... mprotect resumed>) = 0 [pid 6813] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6816] <... openat resumed>) = 3 [pid 6814] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6816] write(3, "1000", 4) = 4 [pid 6816] close(3) = 0 [pid 6816] write(1, "executing program\n", 18executing program ) = 18 [pid 6816] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6816] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6814] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6818 attached [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6814] <... clone3 resumed> => {parent_tid=[6818]}, 88) = 6818 [pid 6816] <... mmap resumed>) = 0x7f20a717c000 [pid 6816] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6808] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6814] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6808] <... futex resumed>) = 0 [pid 6814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6819 attached [pid 6819] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6816] <... clone3 resumed> => {parent_tid=[6819]}, 88) = 6819 [pid 6814] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... mmap resumed>) = 0x7f20a715b000 [pid 6819] <... rseq resumed>) = 0 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6819] set_robust_list(0x7f20a719c9a0, 24 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6819] <... set_robust_list resumed>) = 0 [pid 6819] rt_sigprocmask(SIG_SETMASK, [], [pid 6814] <... futex resumed>) = 0 [pid 6819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... mprotect resumed>) = 0 [pid 6819] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6814] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6816] <... futex resumed>) = 0 [pid 6818] <... rseq resumed>) = 0 [pid 6808] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6816] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] set_robust_list(0x7f20a719c9a0, 24 [pid 6808] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6818] <... set_robust_list resumed>) = 0 [pid 6818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6818] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6820 attached [pid 6820] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6808] <... clone3 resumed> => {parent_tid=[6820]}, 88) = 6820 [pid 6820] set_robust_list(0x7f20a717b9a0, 24 [pid 6808] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] <... set_robust_list resumed>) = 0 [pid 6808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], [pid 6808] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6808] <... futex resumed>) = 0 [pid 6820] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6813] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6808] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6813] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] <... futex resumed>) = 0 [pid 6820] <... futex resumed>) = 1 [pid 6813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6808] <... futex resumed>) = 0 [pid 6820] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6813] <... mmap resumed>) = 0x7f20a715b000 [pid 6808] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = 0 [pid 6808] <... futex resumed>) = 1 [pid 6820] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6813] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6808] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] <... socket resumed>) = 3 [pid 6813] <... mprotect resumed>) = 0 [pid 6820] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6820] <... futex resumed>) = 1 [pid 6813] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6808] <... futex resumed>) = 0 [pid 6820] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6808] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6821 attached [pid 6820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6814] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6808] <... futex resumed>) = 0 [pid 6821] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6820] ioctl(3, SIOCSIFFLAGS, NULL [pid 6814] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6813] <... clone3 resumed> => {parent_tid=[6821]}, 88) = 6821 [pid 6808] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6821] <... rseq resumed>) = 0 [pid 6820] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6814] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6813] rt_sigprocmask(SIG_SETMASK, [], [pid 6821] set_robust_list(0x7f20a717b9a0, 24 [pid 6820] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6821] <... set_robust_list resumed>) = 0 [pid 6820] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = 0 [pid 6813] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6808] <... futex resumed>) = 0 [pid 6821] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6813] <... futex resumed>) = 0 [pid 6808] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... mmap resumed>) = 0x7f20a715b000 [pid 6814] <... mmap resumed>) = 0x7f20a715b000 [pid 6813] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] <... futex resumed>) = 0 [pid 6821] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6820] openat(AT_FDCWD, NULL, O_RDONLY [pid 6816] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6814] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6808] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6821] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6820] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6816] <... mprotect resumed>) = 0 [pid 6814] <... mprotect resumed>) = 0 [pid 6821] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6814] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6821] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 1 [pid 6816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6814] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6808] <... futex resumed>) = 0 [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6813] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] <... clone3 resumed> => {parent_tid=[6822]}, 88) = 6822 [pid 6814] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6823 attached ./strace-static-x86_64: Process 6822 attached NULL, 8) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6823] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6814] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] <... rseq resumed>) = 0 [pid 6822] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6821] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6820] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] <... clone3 resumed> => {parent_tid=[6823]}, 88) = 6823 [pid 6814] <... futex resumed>) = 0 [pid 6813] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] set_robust_list(0x7f20a717b9a0, 24 [pid 6822] <... rseq resumed>) = 0 [pid 6821] <... socket resumed>) = 3 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 6814] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] <... set_robust_list resumed>) = 0 [pid 6822] set_robust_list(0x7f20a717b9a0, 24 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6821] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6823] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6822] <... set_robust_list resumed>) = 0 [pid 6821] <... futex resumed>) = 1 [pid 6816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6813] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = 0 [pid 6822] rt_sigprocmask(SIG_SETMASK, [], [pid 6821] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] <... futex resumed>) = 1 [pid 6813] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6822] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6813] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6822] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6821] ioctl(3, SIOCSIFFLAGS, NULL [pid 6823] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6822] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = 1 [pid 6821] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6814] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = 1 [pid 6822] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] <... futex resumed>) = 0 [pid 6814] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] <... futex resumed>) = 1 [pid 6816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] <... futex resumed>) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6821] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6814] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6813] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... socket resumed>) = 3 [pid 6823] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6822] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 6813] <... futex resumed>) = 0 [pid 6823] <... socket resumed>) = 3 [pid 6822] <... futex resumed>) = 1 [pid 6821] openat(AT_FDCWD, NULL, O_RDONLY [pid 6816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6814] <... futex resumed>) = 0 [pid 6813] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6821] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6814] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6821] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] <... futex resumed>) = 0 [pid 6823] ioctl(3, SIOCSIFFLAGS, NULL [pid 6822] ioctl(3, SIOCSIFFLAGS, NULL [pid 6821] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6814] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6813] <... futex resumed>) = 0 [pid 6822] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6821] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6823] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] <... futex resumed>) = 1 [pid 6822] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = 0 [pid 6822] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] openat(AT_FDCWD, NULL, O_RDONLY [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 6814] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] openat(AT_FDCWD, NULL, O_RDONLY [pid 6816] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6823] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6814] <... futex resumed>) = 0 [pid 6822] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6814] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6823] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] <... futex resumed>) = 0 [pid 6823] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6822] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6823] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6806] <... unshare resumed>) = 0 [pid 6806] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6803] exit_group(0) = ? [pid 6811] <... futex resumed>) = ? [pid 6811] +++ exited with 0 +++ [pid 6806] +++ exited with 0 +++ [pid 6803] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6803, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6825 attached [pid 6825] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6825] setpgid(0, 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6825 [pid 6825] <... setpgid resumed>) = 0 [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6825] write(3, "1000", 4) = 4 [pid 6825] close(3) = 0 executing program [pid 6825] write(1, "executing program\n", 18) = 18 [pid 6825] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6825] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6825] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6826 attached => {parent_tid=[6826]}, 88) = 6826 [pid 6826] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6826] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6826] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 6826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6825] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6826] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6819] <... unshare resumed>) = 0 [pid 6817] <... unshare resumed>) = 0 [pid 6817] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6816] exit_group(0 [pid 6813] exit_group(0 [pid 6817] <... futex resumed>) = ? [pid 6816] <... exit_group resumed>) = ? [pid 6813] <... exit_group resumed>) = ? [pid 6821] <... futex resumed>) = ? [pid 6823] <... futex resumed>) = ? [pid 6821] +++ exited with 0 +++ [pid 6819] +++ exited with 0 +++ [pid 6823] +++ exited with 0 +++ [pid 6817] +++ exited with 0 +++ [pid 6816] +++ exited with 0 +++ [pid 6813] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6813, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6816, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] <... restart_syscall resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6829 [pid 5821] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6829 attached [pid 6829] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6818] <... unshare resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 6829] <... prctl resumed>) = 0 [pid 6829] setpgid(0, 0) = 0 [pid 6818] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6818] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6814] exit_group(0) = ? [pid 6829] <... openat resumed>) = 3 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6818] <... futex resumed>) = ? [pid 6829] write(3, "1000", 4./strace-static-x86_64: Process 6831 attached ) = 4 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6831 [pid 6829] close(3executing program ) = 0 [pid 6829] write(1, "executing program\n", 18) = 18 [pid 6825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6818] +++ exited with 0 +++ [pid 6831] set_robust_list(0x55556c2686a0, 24 [pid 6829] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = ? [pid 6831] <... set_robust_list resumed>) = 0 [pid 6829] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 0 [pid 6822] +++ exited with 0 +++ [pid 6814] +++ exited with 0 +++ [pid 6829] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6814, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6829] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6825] <... mmap resumed>) = 0x7f20a715b000 [pid 6831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6825] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6831] <... prctl resumed>) = 0 [pid 6829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] <... mprotect resumed>) = 0 [pid 6831] setpgid(0, 0 [pid 6829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6831] <... setpgid resumed>) = 0 [pid 6829] <... mmap resumed>) = 0x7f20a717c000 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6829] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6829] <... mprotect resumed>) = 0 [pid 6831] <... openat resumed>) = 3 [pid 6829] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6831] write(3, "1000", 4 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6834 attached [pid 6831] <... write resumed>) = 4 [pid 6829] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6826] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6835 attached [pid 6834] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6831] close(3 [pid 6829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6825] <... clone3 resumed> => {parent_tid=[6834]}, 88) = 6834 [pid 6812] <... unshare resumed>) = 0 [pid 6835] set_robust_list(0x55556c2686a0, 24 [pid 6834] <... rseq resumed>) = 0 [pid 6831] <... close resumed>) = 0 [pid 6826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6836 attached [pid 6835] <... set_robust_list resumed>) = 0 [pid 6834] set_robust_list(0x7f20a717b9a0, 24 [pid 6831] write(1, "executing program\n", 18 [pid 6826] <... futex resumed>) = 0 executing program [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6835 [pid 6836] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6834] <... set_robust_list resumed>) = 0 [pid 6831] <... write resumed>) = 18 [pid 6829] <... clone3 resumed> => {parent_tid=[6836]}, 88) = 6836 [pid 6826] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6812] <... futex resumed>) = 0 [pid 6836] <... rseq resumed>) = 0 [pid 6835] <... prctl resumed>) = 0 [pid 6834] rt_sigprocmask(SIG_SETMASK, [], [pid 6831] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6829] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] setpgid(0, 0) = 0 [pid 6836] set_robust_list(0x7f20a719c9a0, 24 [pid 6834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... set_robust_list resumed>) = 0 [pid 6835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6834] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6836] rt_sigprocmask(SIG_SETMASK, [], [pid 6834] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6829] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... futex resumed>) = 0 [pid 6836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6834] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... futex resumed>) = 0 [pid 6829] <... futex resumed>) = 0 [pid 6825] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6808] exit_group(0 [pid 6836] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6835] <... openat resumed>) = 3 [pid 6834] <... futex resumed>) = 0 [pid 6831] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6829] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6835] write(3, "1000", 4 [pid 6825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = ? [pid 6808] <... exit_group resumed>) = ? [pid 6835] <... write resumed>) = 4 [pid 6835] close(3executing program ) = 0 [pid 6835] write(1, "executing program\n", 18) = 18 [pid 6835] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6820] +++ exited with 0 +++ [pid 6835] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6825] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6835] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6834] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6826] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = 1 [pid 6812] +++ exited with 0 +++ [pid 6808] +++ exited with 0 +++ [pid 6831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6826] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6825] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6808, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6835] <... mprotect resumed>) = 0 [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6826] <... socket resumed>) = 3 [pid 6835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... mmap resumed>) = 0x7f20a717c000 [pid 6826] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6831] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6826] ioctl(3, SIOCSIFFLAGS, NULL [pid 6825] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... mprotect resumed>) = 0 [pid 6826] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6825] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6826] <... futex resumed>) = 0 [pid 6825] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6826] openat(AT_FDCWD, NULL, O_RDONLY [pid 6825] <... futex resumed>) = 0 [pid 6831] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6826] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6825] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6838 attached ./strace-static-x86_64: Process 6837 attached [pid 6831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6826] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6839 attached [pid 6838] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6837] set_robust_list(0x55556c2686a0, 24 [pid 6826] <... futex resumed>) = 0 [pid 6825] exit_group(0 [pid 6839] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6838] <... rseq resumed>) = 0 [pid 6837] <... set_robust_list resumed>) = 0 [pid 6835] <... clone3 resumed> => {parent_tid=[6838]}, 88) = 6838 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6837 [pid 6837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6834] <... futex resumed>) = ? [pid 6825] <... exit_group resumed>) = ? [pid 6837] <... prctl resumed>) = 0 [pid 6834] +++ exited with 0 +++ [pid 6838] set_robust_list(0x7f20a719c9a0, 24 [pid 6837] setpgid(0, 0 [pid 6839] <... rseq resumed>) = 0 [pid 6838] <... set_robust_list resumed>) = 0 [pid 6837] <... setpgid resumed>) = 0 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], [pid 6839] set_robust_list(0x7f20a719c9a0, 24 [pid 6838] rt_sigprocmask(SIG_SETMASK, [], [pid 6837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6831] <... clone3 resumed> => {parent_tid=[6839]}, 88) = 6839 [pid 6839] <... set_robust_list resumed>) = 0 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6837] <... openat resumed>) = 3 [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6826] +++ exited with 0 +++ [pid 6825] +++ exited with 0 +++ [pid 6839] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6837] write(3, "1000", 4 [pid 6831] <... futex resumed>) = 0 [pid 6835] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6837] <... write resumed>) = 4 [pid 6831] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] <... futex resumed>) = 0 [pid 6837] close(3 [pid 6835] <... futex resumed>) = 1 [pid 6838] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6837] <... close resumed>) = 0 executing program [pid 6837] write(1, "executing program\n", 18 [pid 6835] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6837] <... write resumed>) = 18 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6837] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6837] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6837] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 6840 attached [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6840 [pid 6840] set_robust_list(0x55556c2686a0, 24 [pid 6837] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6829] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6837] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6829] <... mmap resumed>) = 0x7f20a715b000 [pid 6837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6829] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 6841 attached [pid 6829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6842 attached [pid 6840] <... set_robust_list resumed>) = 0 [pid 6837] <... clone3 resumed> => {parent_tid=[6841]}, 88) = 6841 [pid 6842] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6841] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6837] rt_sigprocmask(SIG_SETMASK, [], [pid 6829] <... clone3 resumed> => {parent_tid=[6842]}, 88) = 6842 [pid 6842] <... rseq resumed>) = 0 [pid 6841] <... rseq resumed>) = 0 [pid 6829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6841] set_robust_list(0x7f20a719c9a0, 24 [pid 6829] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... set_robust_list resumed>) = 0 [pid 6837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6829] <... futex resumed>) = 0 [pid 6842] set_robust_list(0x7f20a717b9a0, 24 [pid 6841] rt_sigprocmask(SIG_SETMASK, [], [pid 6840] <... prctl resumed>) = 0 [pid 6841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6841] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6829] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] <... set_robust_list resumed>) = 0 [pid 6842] rt_sigprocmask(SIG_SETMASK, [], [pid 6837] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = 1 [pid 6841] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6837] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6840] setpgid(0, 0 [pid 6842] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6842] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6829] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6842] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6829] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... setpgid resumed>) = 0 [pid 6829] <... futex resumed>) = 0 [pid 6842] ioctl(3, SIOCSIFFLAGS, NULL [pid 6829] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6842] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6829] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... openat resumed>) = 3 [pid 6829] <... futex resumed>) = 0 [pid 6842] openat(AT_FDCWD, NULL, O_RDONLY [pid 6829] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6842] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6829] <... futex resumed>) = 0 [pid 6842] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] write(3, "1000", 4 [pid 6831] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6831] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6840] <... write resumed>) = 4 [pid 6831] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6831] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6831] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6843 attached [pid 6840] close(3 [pid 6831] <... clone3 resumed> => {parent_tid=[6843]}, 88) = 6843 [pid 6840] <... close resumed>) = 0 [pid 6843] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6840] write(1, "executing program\n", 18executing program [pid 6831] rt_sigprocmask(SIG_SETMASK, [], [pid 6843] <... rseq resumed>) = 0 [pid 6840] <... write resumed>) = 18 [pid 6843] set_robust_list(0x7f20a717b9a0, 24 [pid 6840] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... set_robust_list resumed>) = 0 [pid 6843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6843] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6831] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... futex resumed>) = 0 [pid 6831] <... futex resumed>) = 1 [pid 6843] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6843] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6831] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6831] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 0 [pid 6831] <... futex resumed>) = 1 [pid 6843] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6831] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6831] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] ioctl(3, SIOCSIFFLAGS, NULL [pid 6831] <... futex resumed>) = 0 [pid 6843] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6831] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6831] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] openat(AT_FDCWD, NULL, O_RDONLY [pid 6831] <... futex resumed>) = 0 [pid 6843] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6831] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6843] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6835] <... futex resumed>) = 0 [pid 6835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6840] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6840] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6844 attached => {parent_tid=[6844]}, 88) = 6844 [pid 6840] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... mmap resumed>) = 0x7f20a715b000 [pid 6844] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6844] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6844] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6835] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6840] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6844] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 1 [pid 6835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6844] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6840] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6845 attached => {parent_tid=[6845]}, 88) = 6845 [pid 6845] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6835] rt_sigprocmask(SIG_SETMASK, [], [pid 6845] <... rseq resumed>) = 0 [pid 6845] set_robust_list(0x7f20a717b9a0, 24 [pid 6835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6845] <... set_robust_list resumed>) = 0 [pid 6835] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6845] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... futex resumed>) = 0 [pid 6835] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6845] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6845] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6835] <... futex resumed>) = 0 [pid 6845] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6835] <... futex resumed>) = 0 [pid 6845] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6835] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6837] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6837] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6845] <... socket resumed>) = 3 [pid 6845] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6835] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6846 attached [pid 6845] ioctl(3, SIOCSIFFLAGS, NULL [pid 6835] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] <... clone3 resumed> => {parent_tid=[6846]}, 88) = 6846 [pid 6845] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6837] rt_sigprocmask(SIG_SETMASK, [], [pid 6835] <... futex resumed>) = 0 [pid 6845] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6835] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6845] <... futex resumed>) = 0 [pid 6835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6845] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6835] <... futex resumed>) = 0 [pid 6845] openat(AT_FDCWD, NULL, O_RDONLY [pid 6835] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6845] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6845] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6845] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6846] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6846] <... rseq resumed>) = 0 [pid 6837] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] set_robust_list(0x7f20a717b9a0, 24 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] <... set_robust_list resumed>) = 0 [pid 6846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6846] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6846] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6837] <... futex resumed>) = 0 [pid 6846] <... socket resumed>) = 3 [pid 6837] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6837] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6840] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6837] <... futex resumed>) = 0 [pid 6840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6846] ioctl(3, SIOCSIFFLAGS, NULL [pid 6840] <... mmap resumed>) = 0x7f20a715b000 [pid 6837] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6840] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6846] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6840] <... mprotect resumed>) = 0 [pid 6837] <... futex resumed>) = 0 [pid 6837] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6846] openat(AT_FDCWD, NULL, O_RDONLY [pid 6837] <... futex resumed>) = 0 [pid 6846] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6837] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6847 attached [pid 6846] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6847] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6846] <... futex resumed>) = 0 [pid 6840] <... clone3 resumed> => {parent_tid=[6847]}, 88) = 6847 [pid 6847] <... rseq resumed>) = 0 [pid 6846] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] rt_sigprocmask(SIG_SETMASK, [], [pid 6847] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6847] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6836] <... unshare resumed>) = 0 [pid 6840] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 1 [pid 6836] <... futex resumed>) = 0 [pid 6829] exit_group(0 [pid 6847] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6842] <... futex resumed>) = ? [pid 6840] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6829] <... exit_group resumed>) = ? [pid 6847] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6842] +++ exited with 0 +++ [pid 6836] +++ exited with 0 +++ [pid 6847] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6840] <... futex resumed>) = 0 [pid 6847] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] <... futex resumed>) = 0 [pid 6847] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6840] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] <... socket resumed>) = 3 [pid 6847] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6840] <... futex resumed>) = 0 [pid 6847] ioctl(3, SIOCSIFFLAGS, NULL [pid 6840] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6840] <... futex resumed>) = 0 [pid 6840] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6847] <... futex resumed>) = 1 [pid 6840] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] openat(AT_FDCWD, NULL, O_RDONLY [pid 6840] <... futex resumed>) = 0 [pid 6847] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6840] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 0 [pid 6847] <... futex resumed>) = 1 [pid 6847] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6829] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6829, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 6838] <... unshare resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6838] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6838] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6850 attached [pid 6835] exit_group(0 [pid 6845] <... futex resumed>) = ? [pid 6835] <... exit_group resumed>) = ? [pid 6845] +++ exited with 0 +++ [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6850 [pid 6850] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6838] <... futex resumed>) = ? [pid 6850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6838] +++ exited with 0 +++ [pid 6835] +++ exited with 0 +++ [pid 6841] <... unshare resumed>) = 0 [pid 6850] <... prctl resumed>) = 0 [pid 6841] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6835, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6844] <... unshare resumed>) = 0 [pid 6839] <... unshare resumed>) = 0 [pid 6837] exit_group(0 [pid 6850] setpgid(0, 0 [pid 6846] <... futex resumed>) = ? [pid 6844] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... futex resumed>) = ? [pid 6839] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6837] <... exit_group resumed>) = ? [pid 6850] <... setpgid resumed>) = 0 [pid 6846] +++ exited with 0 +++ [pid 6839] <... futex resumed>) = 0 [pid 6839] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6840] exit_group(0 [pid 6831] exit_group(0 [pid 6843] <... futex resumed>) = ? [pid 6839] <... futex resumed>) = ? [pid 6831] <... exit_group resumed>) = ? [pid 6850] <... openat resumed>) = 3 [pid 6847] <... futex resumed>) = ? [pid 6844] <... futex resumed>) = ? [pid 6843] +++ exited with 0 +++ [pid 6841] +++ exited with 0 +++ [pid 6840] <... exit_group resumed>) = ? [pid 6839] +++ exited with 0 +++ [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6847] +++ exited with 0 +++ ./strace-static-x86_64: Process 6854 attached [pid 6837] +++ exited with 0 +++ executing program [pid 6850] write(3, "1000", 4 [pid 6844] +++ exited with 0 +++ [pid 6840] +++ exited with 0 +++ [pid 6831] +++ exited with 0 +++ [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6854 [pid 6850] <... write resumed>) = 4 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6840, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6837, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6850] close(3 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6831, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5814] <... restart_syscall resumed>) = 0 [pid 6854] set_robust_list(0x55556c2686a0, 24 [pid 6850] <... close resumed>) = 0 [pid 6854] <... set_robust_list resumed>) = 0 [pid 6854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6850] write(1, "executing program\n", 18 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6854] <... prctl resumed>) = 0 [pid 6854] setpgid(0, 0) = 0 [pid 6854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6855 [pid 6850] <... write resumed>) = 18 ./strace-static-x86_64: Process 6855 attached [pid 6854] <... openat resumed>) = 3 [pid 6855] set_robust_list(0x55556c2686a0, 24./strace-static-x86_64: Process 6856 attached [pid 6854] write(3, "1000", 4 [pid 6850] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6850] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6856 [pid 6856] set_robust_list(0x55556c2686a0, 24 [pid 6855] <... set_robust_list resumed>) = 0 [pid 6854] <... write resumed>) = 4 [pid 6850] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6856] <... set_robust_list resumed>) = 0 [pid 6855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6854] close(3 [pid 6850] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6855] <... prctl resumed>) = 0 [pid 6854] <... close resumed>) = 0 [pid 6850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6856] <... prctl resumed>) = 0 [pid 6855] setpgid(0, 0 [pid 6854] write(1, "executing program\n", 18 [pid 6856] setpgid(0, 0 [pid 6855] <... setpgid resumed>) = 0 [pid 6854] <... write resumed>) = 18 [pid 6856] <... setpgid resumed>) = 0 [pid 6855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6854] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6854] <... futex resumed>) = 0 [pid 6854] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, executing program [pid 6856] <... openat resumed>) = 3 [pid 6855] <... openat resumed>) = 3 [pid 6854] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6856] write(3, "1000", 4 [pid 6854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6856] <... write resumed>) = 4 [pid 6855] write(3, "1000", 4 [pid 6854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6850] <... mmap resumed>) = 0x7f20a717c000 [pid 6850] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6857 ./strace-static-x86_64: Process 6857 attached [pid 6856] close(3 [pid 6855] <... write resumed>) = 4 [pid 6854] <... mmap resumed>) = 0x7f20a717c000 [pid 6850] <... mprotect resumed>) = 0 [pid 6857] set_robust_list(0x55556c2686a0, 24 [pid 6856] <... close resumed>) = 0 [pid 6855] close(3 [pid 6854] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6857] <... set_robust_list resumed>) = 0 [pid 6856] write(1, "executing program\n", 18executing program [pid 6855] <... close resumed>) = 0 [pid 6854] <... mprotect resumed>) = 0 [pid 6850] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6856] <... write resumed>) = 18 [pid 6855] write(1, "executing program\n", 18 [pid 6850] <... rt_sigprocmask resumed>[], 8) = 0 executing program [pid 6857] <... prctl resumed>) = 0 [pid 6856] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] <... write resumed>) = 18 [pid 6854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6857] setpgid(0, 0 [pid 6856] <... futex resumed>) = 0 [pid 6855] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6855] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6858 attached [pid 6857] <... setpgid resumed>) = 0 [pid 6856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6855] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6858] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6850] <... clone3 resumed> => {parent_tid=[6858]}, 88) = 6858 [pid 6858] <... rseq resumed>) = 0 [pid 6850] rt_sigprocmask(SIG_SETMASK, [], [pid 6858] set_robust_list(0x7f20a719c9a0, 24 [pid 6850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6858] <... set_robust_list resumed>) = 0 [pid 6858] rt_sigprocmask(SIG_SETMASK, [], [pid 6857] <... openat resumed>) = 3 [pid 6856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6850] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6857] write(3, "1000", 4 [pid 6856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6854] <... clone3 resumed> => {parent_tid=[6859]}, 88) = 6859 [pid 6850] <... futex resumed>) = 0 [pid 6857] <... write resumed>) = 4 [pid 6856] <... mmap resumed>) = 0x7f20a717c000 [pid 6855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6854] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6859 attached [pid 6858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6857] close(3 [pid 6856] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6855] <... mmap resumed>) = 0x7f20a717c000 [pid 6854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6850] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6859] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6858] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6857] <... close resumed>) = 0 [pid 6856] <... mprotect resumed>) = 0 [pid 6855] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6854] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6859] <... rseq resumed>) = 0 [pid 6857] write(1, "executing program\n", 18 [pid 6856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6855] <... mprotect resumed>) = 0 [pid 6854] <... futex resumed>) = 0 [pid 6857] <... write resumed>) = 18 [pid 6857] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6859] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6857] <... futex resumed>) = 0 [pid 6856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6857] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6857] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6856] <... clone3 resumed> => {parent_tid=[6860]}, 88) = 6860 [pid 6857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6856] rt_sigprocmask(SIG_SETMASK, [], [pid 6855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6857] <... mmap resumed>) = 0x7f20a717c000 [pid 6856] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6857] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6856] <... futex resumed>) = 0 [pid 6857] <... mprotect resumed>) = 0 [pid 6856] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6855] <... clone3 resumed> => {parent_tid=[6861]}, 88) = 6861 [pid 6857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 6861 attached ./strace-static-x86_64: Process 6860 attached [pid 6859] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6855] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6861] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6861] set_robust_list(0x7f20a719c9a0, 24 [pid 6860] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6855] <... futex resumed>) = 0 [pid 6861] <... set_robust_list resumed>) = 0 [pid 6860] <... rseq resumed>) = 0 [pid 6855] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6862 attached [pid 6861] rt_sigprocmask(SIG_SETMASK, [], [pid 6860] set_robust_list(0x7f20a719c9a0, 24 [pid 6861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6860] <... set_robust_list resumed>) = 0 [pid 6857] <... clone3 resumed> => {parent_tid=[6862]}, 88) = 6862 [pid 6862] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6861] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6860] rt_sigprocmask(SIG_SETMASK, [], [pid 6857] rt_sigprocmask(SIG_SETMASK, [], [pid 6862] <... rseq resumed>) = 0 [pid 6862] set_robust_list(0x7f20a719c9a0, 24 [pid 6857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6857] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6857] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6862] <... set_robust_list resumed>) = 0 [pid 6860] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6862] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6850] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6854] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6854] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6854] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6863 attached [pid 6850] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] <... clone3 resumed> => {parent_tid=[6863]}, 88) = 6863 [pid 6850] <... futex resumed>) = 0 [pid 6854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6854] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6854] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6863] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6863] <... rseq resumed>) = 0 [pid 6850] <... mmap resumed>) = 0x7f20a715b000 [pid 6863] set_robust_list(0x7f20a717b9a0, 24 [pid 6850] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6863] <... set_robust_list resumed>) = 0 [pid 6856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6856] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] rt_sigprocmask(SIG_SETMASK, [], [pid 6850] <... mprotect resumed>) = 0 [pid 6856] <... futex resumed>) = 0 [pid 6863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6863] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6850] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6863] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6850] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6863] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6863] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6864 attached [pid 6863] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6856] <... mmap resumed>) = 0x7f20a715b000 [pid 6854] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6864] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6856] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6854] <... futex resumed>) = 0 [pid 6850] <... clone3 resumed> => {parent_tid=[6864]}, 88) = 6864 [pid 6864] <... rseq resumed>) = 0 [pid 6863] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6856] <... mprotect resumed>) = 0 [pid 6856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6864] set_robust_list(0x7f20a717b9a0, 24 [pid 6863] <... socket resumed>) = 3 [pid 6854] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6850] rt_sigprocmask(SIG_SETMASK, [], [pid 6864] <... set_robust_list resumed>) = 0 [pid 6863] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] <... clone3 resumed> => {parent_tid=[6865]}, 88) = 6865 [pid 6850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6864] rt_sigprocmask(SIG_SETMASK, [], [pid 6863] <... futex resumed>) = 1 [pid 6856] rt_sigprocmask(SIG_SETMASK, [], [pid 6854] <... futex resumed>) = 0 [pid 6850] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6863] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6850] <... futex resumed>) = 0 [pid 6864] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] <... futex resumed>) = 0 [pid 6850] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6864] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6863] ioctl(3, SIOCSIFFLAGS, NULL [pid 6854] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6864] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6856] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6856] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6865 attached [pid 6864] <... futex resumed>) = 1 [pid 6863] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6850] <... futex resumed>) = 0 [pid 6865] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6864] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6863] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6850] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 6850] <... futex resumed>) = 0 [pid 6865] set_robust_list(0x7f20a717b9a0, 24 [pid 6864] <... socket resumed>) = 3 [pid 6863] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6850] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] <... set_robust_list resumed>) = 0 [pid 6864] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] <... futex resumed>) = 0 [pid 6850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6865] rt_sigprocmask(SIG_SETMASK, [], [pid 6864] <... futex resumed>) = 0 [pid 6863] openat(AT_FDCWD, NULL, O_RDONLY [pid 6854] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6850] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6864] ioctl(3, SIOCSIFFLAGS, NULL [pid 6863] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6850] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6863] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6864] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6863] <... futex resumed>) = 1 [pid 6855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6854] <... futex resumed>) = 0 [pid 6865] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6865] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6863] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6865] <... futex resumed>) = 1 [pid 6855] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] <... futex resumed>) = 0 [pid 6855] <... futex resumed>) = 0 [pid 6856] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6856] <... futex resumed>) = 0 [pid 6855] <... mmap resumed>) = 0x7f20a715b000 [pid 6856] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6855] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6865] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6855] <... mprotect resumed>) = 0 [pid 6865] <... socket resumed>) = 3 [pid 6855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6865] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6866 attached => {parent_tid=[6866]}, 88) = 6866 [pid 6855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6865] <... futex resumed>) = 1 [pid 6856] <... futex resumed>) = 0 [pid 6855] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6855] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6866] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6866] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6866] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6856] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] ioctl(3, SIOCSIFFLAGS, NULL [pid 6864] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6866] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6866] <... futex resumed>) = 1 [pid 6857] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] <... futex resumed>) = 0 [pid 6866] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] <... futex resumed>) = 0 [pid 6855] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6865] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6864] <... futex resumed>) = 1 [pid 6856] <... futex resumed>) = 0 [pid 6850] <... futex resumed>) = 0 [pid 6850] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6856] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6864] openat(AT_FDCWD, NULL, O_RDONLY [pid 6850] <... futex resumed>) = 0 [pid 6865] <... futex resumed>) = 0 [pid 6864] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6850] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6865] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6866] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6864] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6856] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] <... futex resumed>) = 0 [pid 6866] <... socket resumed>) = 3 [pid 6865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6864] <... futex resumed>) = 1 [pid 6857] <... mmap resumed>) = 0x7f20a715b000 [pid 6856] <... futex resumed>) = 0 [pid 6855] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6850] <... futex resumed>) = 0 [pid 6866] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] openat(AT_FDCWD, NULL, O_RDONLY [pid 6864] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6856] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6866] <... futex resumed>) = 0 [pid 6865] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6857] <... mprotect resumed>) = 0 [pid 6855] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] ioctl(3, SIOCSIFFLAGS, NULL [pid 6857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6855] <... futex resumed>) = 0 [pid 6865] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6865] <... futex resumed>) = 1 [pid 6857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6856] <... futex resumed>) = 0 [pid 6855] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6866] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6865] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6866] <... futex resumed>) = 0 [pid 6866] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6855] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6866] <... futex resumed>) = 0 [pid 6855] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6867 attached [pid 6866] openat(AT_FDCWD, NULL, O_RDONLY [pid 6857] <... clone3 resumed> => {parent_tid=[6867]}, 88) = 6867 [pid 6855] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6866] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6857] rt_sigprocmask(SIG_SETMASK, [], [pid 6866] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6866] <... futex resumed>) = 1 [pid 6857] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6855] <... futex resumed>) = 0 [pid 6867] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6866] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] <... futex resumed>) = 0 [pid 6867] <... rseq resumed>) = 0 [pid 6857] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6867] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6867] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6857] <... futex resumed>) = 0 [pid 6867] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6857] <... futex resumed>) = 0 [pid 6867] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6857] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] <... socket resumed>) = 3 [pid 6867] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6857] <... futex resumed>) = 0 [pid 6867] ioctl(3, SIOCSIFFLAGS, NULL [pid 6858] <... unshare resumed>) = 0 [pid 6857] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6867] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6857] <... futex resumed>) = 0 [pid 6867] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6857] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = 0 [pid 6857] <... futex resumed>) = 1 [pid 6867] openat(AT_FDCWD, NULL, O_RDONLY [pid 6857] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6858] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 1 [pid 6858] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] <... futex resumed>) = 0 [pid 6850] exit_group(0 [pid 6867] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6864] <... futex resumed>) = ? [pid 6858] <... futex resumed>) = ? [pid 6850] <... exit_group resumed>) = ? [pid 6864] +++ exited with 0 +++ [pid 6858] +++ exited with 0 +++ [pid 6850] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6850, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6869 attached [pid 6869] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6869 [pid 6869] <... set_robust_list resumed>) = 0 [pid 6869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6869] setpgid(0, 0) = 0 [pid 6869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6869] write(3, "1000", 4) = 4 [pid 6869] close(3) = 0 [pid 6869] write(1, "executing program\n", 18) = 18 executing program [pid 6869] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6869] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6869] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6869] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6869] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6862] <... unshare resumed>) = 0 [pid 6869] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6872 attached [pid 6862] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6862] <... futex resumed>) = 0 [pid 6857] exit_group(0 [pid 6872] <... rseq resumed>) = 0 [pid 6867] <... futex resumed>) = ? [pid 6857] <... exit_group resumed>) = ? [pid 6872] set_robust_list(0x7f20a719c9a0, 24 [pid 6869] <... clone3 resumed> => {parent_tid=[6872]}, 88) = 6872 [pid 6867] +++ exited with 0 +++ [pid 6862] +++ exited with 0 +++ [pid 6869] rt_sigprocmask(SIG_SETMASK, [], [pid 6872] <... set_robust_list resumed>) = 0 [pid 6872] rt_sigprocmask(SIG_SETMASK, [], [pid 6869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6860] <... unshare resumed>) = 0 [pid 6859] <... unshare resumed>) = 0 [pid 6857] +++ exited with 0 +++ [pid 6872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6872] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6869] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6860] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6859] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6872] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = 1 [pid 6860] <... futex resumed>) = 0 [pid 6859] <... futex resumed>) = 0 [pid 6854] exit_group(0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6857, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6863] <... futex resumed>) = ? [pid 6854] <... exit_group resumed>) = ? [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6875 attached [pid 6872] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6863] +++ exited with 0 +++ [pid 6869] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6860] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6875 [pid 6875] set_robust_list(0x55556c2686a0, 24 [pid 6861] <... unshare resumed>) = 0 [pid 6859] +++ exited with 0 +++ [pid 6856] exit_group(0 [pid 6854] +++ exited with 0 +++ [pid 6875] <... set_robust_list resumed>) = 0 [pid 6875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6865] <... futex resumed>) = ? [pid 6861] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6860] <... futex resumed>) = ? [pid 6856] <... exit_group resumed>) = ? [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6854, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6875] <... prctl resumed>) = 0 [pid 6865] +++ exited with 0 +++ [pid 6861] <... futex resumed>) = 0 [pid 6860] +++ exited with 0 +++ [pid 6861] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] setpgid(0, 0) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6876 attached [pid 6875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6855] exit_group(0 [pid 6866] <... futex resumed>) = ? [pid 6866] +++ exited with 0 +++ [pid 6875] <... openat resumed>) = 3 [pid 6861] <... futex resumed>) = ? [pid 6855] <... exit_group resumed>) = ? [pid 6875] write(3, "1000", 4 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6876 [pid 6875] <... write resumed>) = 4 [pid 6856] +++ exited with 0 +++ [pid 6875] close(3executing program [pid 6876] set_robust_list(0x55556c2686a0, 24 [pid 6875] <... close resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6856, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6875] write(1, "executing program\n", 18 [pid 6861] +++ exited with 0 +++ [pid 6855] +++ exited with 0 +++ [pid 6875] <... write resumed>) = 18 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6855, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6875] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6875] <... futex resumed>) = 0 [pid 6875] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 5814] <... restart_syscall resumed>) = 0 [pid 6876] <... set_robust_list resumed>) = 0 [pid 6875] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6876] <... prctl resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 ./strace-static-x86_64: Process 6877 attached [pid 6875] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6875] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 6878 attached [pid 6877] set_robust_list(0x55556c2686a0, 24 [pid 6876] setpgid(0, 0 [pid 6875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6877 [pid 6877] <... set_robust_list resumed>) = 0 [pid 6876] <... setpgid resumed>) = 0 [pid 6875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6878] set_robust_list(0x55556c2686a0, 24 [pid 6877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6879 attached [pid 6878] <... set_robust_list resumed>) = 0 [pid 6876] <... openat resumed>) = 3 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6878 [pid 6876] write(3, "1000", 4 [pid 6875] <... clone3 resumed> => {parent_tid=[6879]}, 88) = 6879 [pid 6877] <... prctl resumed>) = 0 [pid 6876] <... write resumed>) = 4 [pid 6879] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6877] setpgid(0, 0 [pid 6876] close(3 [pid 6875] rt_sigprocmask(SIG_SETMASK, [], [pid 6879] <... rseq resumed>) = 0 [pid 6878] <... prctl resumed>) = 0 [pid 6877] <... setpgid resumed>) = 0 [pid 6876] <... close resumed>) = 0 [pid 6875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6879] set_robust_list(0x7f20a719c9a0, 24 [pid 6878] setpgid(0, 0executing program [pid 6879] <... set_robust_list resumed>) = 0 [pid 6878] <... setpgid resumed>) = 0 [pid 6877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6876] write(1, "executing program\n", 18 [pid 6875] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program executing program [pid 6878] write(3, "1000", 4 [pid 6879] rt_sigprocmask(SIG_SETMASK, [], [pid 6877] <... openat resumed>) = 3 [pid 6876] <... write resumed>) = 18 [pid 6875] <... futex resumed>) = 0 [pid 6879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6877] write(3, "1000", 4 [pid 6876] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6879] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6875] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6877] <... write resumed>) = 4 [pid 6876] <... futex resumed>) = 0 [pid 6878] <... write resumed>) = 4 [pid 6878] close(3) = 0 [pid 6878] write(1, "executing program\n", 18) = 18 [pid 6878] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6878] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6869] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6869] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6869] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6869] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6869] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6878] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6869] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6878] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6877] close(3./strace-static-x86_64: Process 6880 attached [pid 6878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6877] <... close resumed>) = 0 [pid 6876] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6869] <... clone3 resumed> => {parent_tid=[6880]}, 88) = 6880 [pid 6880] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6877] write(1, "executing program\n", 18 [pid 6876] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6869] rt_sigprocmask(SIG_SETMASK, [], [pid 6880] <... rseq resumed>) = 0 [pid 6878] <... mmap resumed>) = 0x7f20a717c000 [pid 6869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6878] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6869] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] <... mprotect resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 6869] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6878] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6880] set_robust_list(0x7f20a717b9a0, 24 [pid 6877] <... write resumed>) = 18 [pid 6876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6880] <... set_robust_list resumed>) = 0 [pid 6877] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6880] rt_sigprocmask(SIG_SETMASK, [], [pid 6877] <... futex resumed>) = 0 [pid 6876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6878] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6877] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, ./strace-static-x86_64: Process 6882 attached [pid 6876] <... mmap resumed>) = 0x7f20a717c000 [pid 6882] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6878] <... clone3 resumed> => {parent_tid=[6882]}, 88) = 6882 [pid 6882] <... rseq resumed>) = 0 [pid 6878] rt_sigprocmask(SIG_SETMASK, [], [pid 6882] set_robust_list(0x7f20a719c9a0, 24 [pid 6878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6882] <... set_robust_list resumed>) = 0 [pid 6878] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6882] rt_sigprocmask(SIG_SETMASK, [], [pid 6878] <... futex resumed>) = 0 [pid 6882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6878] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6882] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6880] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6877] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6876] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6872] <... unshare resumed>) = 0 [pid 6876] <... mprotect resumed>) = 0 [pid 6877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6872] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6880] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6880] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6872] <... futex resumed>) = 0 [pid 6880] <... futex resumed>) = 1 [pid 6877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6872] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6869] <... futex resumed>) = 0 [pid 6880] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] <... mmap resumed>) = 0x7f20a717c000 [pid 6876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6869] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6872] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6883 attached [pid 6877] <... mprotect resumed>) = 0 [pid 6872] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6869] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6883] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6872] <... socket resumed>) = 3 [pid 6877] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6876] <... clone3 resumed> => {parent_tid=[6883]}, 88) = 6883 [pid 6883] <... rseq resumed>) = 0 [pid 6876] rt_sigprocmask(SIG_SETMASK, [], [pid 6872] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6883] set_robust_list(0x7f20a719c9a0, 24 [pid 6876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6872] <... futex resumed>) = 1 [pid 6869] <... futex resumed>) = 0 [pid 6877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6876] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6876] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6884 attached [pid 6877] <... clone3 resumed> => {parent_tid=[6884]}, 88) = 6884 [pid 6869] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6877] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6869] <... futex resumed>) = 1 [pid 6877] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] <... futex resumed>) = 0 [pid 6872] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6872] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6872] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6869] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 6869] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6872] <... futex resumed>) = 0 [pid 6872] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6869] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6872] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6872] <... futex resumed>) = 0 [pid 6872] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6869] exit_group(0) = ? [pid 6880] <... futex resumed>) = ? [pid 6880] +++ exited with 0 +++ [pid 6872] <... futex resumed>) = ? [pid 6872] +++ exited with 0 +++ [pid 6883] <... set_robust_list resumed>) = 0 [pid 6883] rt_sigprocmask(SIG_SETMASK, [], [pid 6884] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6884] set_robust_list(0x7f20a719c9a0, 24 [pid 6883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6884] <... set_robust_list resumed>) = 0 [pid 6883] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6884] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6875] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6875] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6875] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6869] +++ exited with 0 +++ [pid 6875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6869, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6875] <... clone3 resumed> => {parent_tid=[6885]}, 88) = 6885 [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6875] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6885 attached NULL, 8) = 0 [pid 6878] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6875] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] <... restart_syscall resumed>) = 0 [pid 6875] <... futex resumed>) = 0 [pid 6875] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6878] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6885] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6885] set_robust_list(0x7f20a717b9a0, 24 [pid 6878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6885] <... set_robust_list resumed>) = 0 [pid 6878] <... mmap resumed>) = 0x7f20a715b000 [pid 6885] rt_sigprocmask(SIG_SETMASK, [], [pid 6878] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6887 attached [pid 6885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6878] <... mprotect resumed>) = 0 [pid 6885] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6878] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6876] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6887 [pid 6885] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6878] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6876] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... futex resumed>) = 0 [pid 6877] <... futex resumed>) = 0 [pid 6876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6885] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6877] <... mmap resumed>) = 0x7f20a715b000 [pid 6876] <... mmap resumed>) = 0x7f20a715b000 [pid 6877] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6876] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6888 attached [pid 6887] set_robust_list(0x55556c2686a0, 24 [pid 6885] <... futex resumed>) = 1 [pid 6877] <... mprotect resumed>) = 0 [pid 6876] <... mprotect resumed>) = 0 [pid 6875] <... futex resumed>) = 0 [pid 6887] <... set_robust_list resumed>) = 0 [pid 6885] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6878] <... clone3 resumed> => {parent_tid=[6888]}, 88) = 6888 [pid 6877] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6875] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6885] <... socket resumed>) = 3 [pid 6878] rt_sigprocmask(SIG_SETMASK, [], [pid 6877] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6875] <... futex resumed>) = 0 [pid 6887] <... prctl resumed>) = 0 [pid 6885] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6875] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6887] setpgid(0, 0 [pid 6885] <... futex resumed>) = 0 [pid 6878] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 6890 attached ./strace-static-x86_64: Process 6889 attached [pid 6888] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6885] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6879] <... unshare resumed>) = 0 [pid 6878] <... futex resumed>) = 0 [pid 6875] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6889] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6888] <... rseq resumed>) = 0 [pid 6887] <... setpgid resumed>) = 0 [pid 6885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6877] <... clone3 resumed> => {parent_tid=[6890]}, 88) = 6890 [pid 6876] <... clone3 resumed> => {parent_tid=[6889]}, 88) = 6889 [pid 6875] <... futex resumed>) = 0 [pid 6890] <... rseq resumed>) = 0 [pid 6889] <... rseq resumed>) = 0 [pid 6888] set_robust_list(0x7f20a717b9a0, 24 [pid 6885] ioctl(3, SIOCSIFFLAGS, NULL [pid 6879] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6877] rt_sigprocmask(SIG_SETMASK, [], [pid 6876] rt_sigprocmask(SIG_SETMASK, [], [pid 6875] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6890] set_robust_list(0x7f20a717b9a0, 24 [pid 6889] set_robust_list(0x7f20a717b9a0, 24 [pid 6887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6885] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6890] <... set_robust_list resumed>) = 0 [pid 6889] <... set_robust_list resumed>) = 0 [pid 6888] <... set_robust_list resumed>) = 0 [pid 6879] <... futex resumed>) = 0 [pid 6890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6889] rt_sigprocmask(SIG_SETMASK, [], [pid 6888] rt_sigprocmask(SIG_SETMASK, [], [pid 6879] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6885] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 6890] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6885] <... futex resumed>) = 1 [pid 6877] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] <... futex resumed>) = 0 [pid 6890] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6885] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... futex resumed>) = 0 [pid 6890] <... futex resumed>) = 1 [pid 6877] <... futex resumed>) = 0 [pid 6875] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6890] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6877] <... futex resumed>) = 0 [pid 6890] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6883] <... unshare resumed>) = 0 [pid 6877] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6890] <... socket resumed>) = 3 [pid 6889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6887] <... openat resumed>) = 3 [pid 6883] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6890] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6889] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6888] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6887] write(3, "1000", 4 [pid 6883] <... futex resumed>) = 0 [pid 6879] openat(AT_FDCWD, NULL, O_RDONLY [pid 6890] <... futex resumed>) = 1 [pid 6889] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6888] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6887] <... write resumed>) = 4 [pid 6883] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] <... futex resumed>) = 0 [pid 6890] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6889] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6888] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] close(3 [pid 6879] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6877] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6889] <... futex resumed>) = 1 [pid 6888] <... futex resumed>) = 1 [pid 6887] <... close resumed>) = 0 [pid 6879] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] <... futex resumed>) = 0 [pid 6877] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 6890] ioctl(3, SIOCSIFFLAGS, NULL executing program [pid 6889] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6888] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] write(1, "executing program\n", 18 [pid 6879] <... futex resumed>) = 1 [pid 6878] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... futex resumed>) = 0 [pid 6890] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6887] <... write resumed>) = 18 [pid 6879] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6878] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 1 [pid 6875] exit_group(0 [pid 6890] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6888] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6887] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6885] <... futex resumed>) = ? [pid 6883] <... futex resumed>) = 0 [pid 6879] <... futex resumed>) = ? [pid 6878] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] <... exit_group resumed>) = ? [pid 6890] <... futex resumed>) = 1 [pid 6888] <... socket resumed>) = 3 [pid 6887] <... futex resumed>) = 0 [pid 6885] +++ exited with 0 +++ [pid 6883] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6879] +++ exited with 0 +++ [pid 6877] <... futex resumed>) = 0 [pid 6890] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6888] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6883] <... socket resumed>) = 3 [pid 6877] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] +++ exited with 0 +++ [pid 6890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6888] <... futex resumed>) = 1 [pid 6887] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6883] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] <... futex resumed>) = 0 [pid 6877] <... futex resumed>) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6875, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6890] openat(AT_FDCWD, NULL, O_RDONLY [pid 6887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6883] <... futex resumed>) = 1 [pid 6878] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] <... futex resumed>) = 0 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6890] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6888] ioctl(3, SIOCSIFFLAGS, NULL [pid 6887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6883] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6878] <... futex resumed>) = 0 [pid 6890] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6890] <... futex resumed>) = 1 [pid 6888] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6877] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 6890] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6888] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] <... mmap resumed>) = 0x7f20a717c000 [pid 6883] ioctl(3, SIOCSIFFLAGS, NULL [pid 6876] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] <... restart_syscall resumed>) = 0 [pid 6888] <... futex resumed>) = 1 [pid 6887] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6883] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6882] <... unshare resumed>) = 0 [pid 6878] <... futex resumed>) = 0 [pid 6888] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] <... mprotect resumed>) = 0 [pid 6883] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6882] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6878] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6883] <... futex resumed>) = 1 [pid 6882] <... futex resumed>) = 0 [pid 6878] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 6888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6883] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6882] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6878] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6888] openat(AT_FDCWD, NULL, O_RDONLY [pid 6887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6876] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6893 attached [pid 6888] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6883] openat(AT_FDCWD, NULL, O_RDONLY [pid 6888] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6894 attached [pid 6893] set_robust_list(0x55556c2686a0, 24 [pid 6888] <... futex resumed>) = 1 [pid 6878] <... futex resumed>) = 0 [pid 6894] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6893] <... set_robust_list resumed>) = 0 [pid 6888] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] <... clone3 resumed> => {parent_tid=[6894]}, 88) = 6894 [pid 6883] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6878] exit_group(0 [pid 6894] <... rseq resumed>) = 0 [pid 6887] rt_sigprocmask(SIG_SETMASK, [], [pid 6878] <... exit_group resumed>) = ? [pid 6894] set_robust_list(0x7f20a719c9a0, 24 [pid 6888] <... futex resumed>) = ? [pid 6887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6882] <... futex resumed>) = ? [pid 6893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6888] +++ exited with 0 +++ [pid 6883] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6876] <... futex resumed>) = 0 [pid 6883] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] exit_group(0 [pid 6889] <... futex resumed>) = ? [pid 6883] <... futex resumed>) = ? [pid 6876] <... exit_group resumed>) = ? [pid 6889] +++ exited with 0 +++ [pid 6893] <... prctl resumed>) = 0 [pid 6883] +++ exited with 0 +++ [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6893 [pid 6893] setpgid(0, 0) = 0 [pid 6893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6894] <... set_robust_list resumed>) = 0 [pid 6893] <... openat resumed>) = 3 [pid 6887] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6894] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 6893] write(3, "1000", 4 [pid 6887] <... futex resumed>) = 0 [pid 6894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6893] <... write resumed>) = 4 [pid 6894] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6887] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6893] close(3) = 0 [pid 6893] write(1, "executing program\n", 18) = 18 [pid 6893] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6893] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6893] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6893] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6876] +++ exited with 0 +++ [pid 6893] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6895 attached [pid 6882] +++ exited with 0 +++ [pid 6878] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6876, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6895] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6893] <... clone3 resumed> => {parent_tid=[6895]}, 88) = 6895 [pid 6895] <... rseq resumed>) = 0 [pid 6893] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6878, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6895] set_robust_list(0x7f20a719c9a0, 24 [pid 6893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6895] <... set_robust_list resumed>) = 0 [pid 6893] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6895] rt_sigprocmask(SIG_SETMASK, [], [pid 6893] <... futex resumed>) = 0 [pid 6895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6893] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6895] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6896 attached , child_tidptr=0x55556c268690) = 6896 [pid 5815] <... restart_syscall resumed>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6897 attached [pid 6896] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6897 [pid 6896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6896] setpgid(0, 0) = 0 [pid 6896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6897] set_robust_list(0x55556c2686a0, 24 [pid 6896] <... openat resumed>) = 3 [pid 6897] <... set_robust_list resumed>) = 0 [pid 6896] write(3, "1000", 4) = 4 executing program [pid 6897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6896] close(3 [pid 6897] <... prctl resumed>) = 0 [pid 6896] <... close resumed>) = 0 [pid 6897] setpgid(0, 0 [pid 6896] write(1, "executing program\n", 18 [pid 6897] <... setpgid resumed>) = 0 [pid 6896] <... write resumed>) = 18 [pid 6896] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6896] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6897] <... openat resumed>) = 3 [pid 6896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6887] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6887] <... futex resumed>) = 0 [pid 6897] write(3, "1000", 4 [pid 6896] <... mmap resumed>) = 0x7f20a717c000 [pid 6887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6897] <... write resumed>) = 4 [pid 6896] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6887] <... mmap resumed>) = 0x7f20a715b000 [pid 6897] close(3 [pid 6896] <... mprotect resumed>) = 0 [pid 6897] <... close resumed>) = 0 [pid 6896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6887] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6897] write(1, "executing program\n", 18executing program ) = 18 [pid 6887] <... mprotect resumed>) = 0 [pid 6897] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6897] <... futex resumed>) = 0 [pid 6896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6887] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6898 attached [pid 6897] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6898] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6898] <... rseq resumed>) = 0 [pid 6897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6896] <... clone3 resumed> => {parent_tid=[6898]}, 88) = 6898 [pid 6887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6899 attached [pid 6898] set_robust_list(0x7f20a719c9a0, 24 [pid 6897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6896] rt_sigprocmask(SIG_SETMASK, [], [pid 6899] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6898] <... set_robust_list resumed>) = 0 [pid 6897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6899] <... rseq resumed>) = 0 [pid 6898] rt_sigprocmask(SIG_SETMASK, [], [pid 6897] <... mmap resumed>) = 0x7f20a717c000 [pid 6896] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] <... clone3 resumed> => {parent_tid=[6899]}, 88) = 6899 [pid 6899] set_robust_list(0x7f20a717b9a0, 24 [pid 6898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6897] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6896] <... futex resumed>) = 0 [pid 6899] <... set_robust_list resumed>) = 0 [pid 6898] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6897] <... mprotect resumed>) = 0 [pid 6896] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6887] rt_sigprocmask(SIG_SETMASK, [], [pid 6899] rt_sigprocmask(SIG_SETMASK, [], [pid 6893] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6893] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6893] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6887] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6893] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6887] <... futex resumed>) = 0 [pid 6899] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6887] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6899] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6893] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6901 attached ./strace-static-x86_64: Process 6900 attached [pid 6899] <... futex resumed>) = 1 [pid 6887] <... futex resumed>) = 0 [pid 6901] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6900] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6899] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] <... clone3 resumed> => {parent_tid=[6901]}, 88) = 6901 [pid 6893] <... clone3 resumed> => {parent_tid=[6900]}, 88) = 6900 [pid 6887] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] <... rseq resumed>) = 0 [pid 6900] <... rseq resumed>) = 0 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] rt_sigprocmask(SIG_SETMASK, [], [pid 6893] rt_sigprocmask(SIG_SETMASK, [], [pid 6887] <... futex resumed>) = 0 [pid 6901] set_robust_list(0x7f20a719c9a0, 24 [pid 6900] set_robust_list(0x7f20a717b9a0, 24 [pid 6899] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6887] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] <... set_robust_list resumed>) = 0 [pid 6900] <... set_robust_list resumed>) = 0 [pid 6899] <... socket resumed>) = 3 [pid 6897] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] rt_sigprocmask(SIG_SETMASK, [], [pid 6900] rt_sigprocmask(SIG_SETMASK, [], [pid 6899] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] <... futex resumed>) = 0 [pid 6893] <... futex resumed>) = 0 [pid 6901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6899] <... futex resumed>) = 1 [pid 6897] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6893] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6900] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6899] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] <... futex resumed>) = 0 [pid 6900] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6900] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6900] <... futex resumed>) = 1 [pid 6899] <... futex resumed>) = 0 [pid 6893] <... futex resumed>) = 0 [pid 6887] <... futex resumed>) = 1 [pid 6900] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6899] ioctl(3, SIOCSIFFLAGS, NULL [pid 6893] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6899] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6893] <... futex resumed>) = 0 [pid 6900] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6899] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6900] <... socket resumed>) = 3 [pid 6899] <... futex resumed>) = 1 [pid 6887] <... futex resumed>) = 0 [pid 6900] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6900] <... futex resumed>) = 1 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6893] <... futex resumed>) = 0 [pid 6887] <... futex resumed>) = 0 [pid 6900] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6899] openat(AT_FDCWD, NULL, O_RDONLY [pid 6893] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6887] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6899] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6893] <... futex resumed>) = 0 [pid 6900] ioctl(3, SIOCSIFFLAGS, NULL [pid 6899] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6900] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6899] <... futex resumed>) = 1 [pid 6887] <... futex resumed>) = 0 [pid 6899] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6900] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6900] <... futex resumed>) = 1 [pid 6896] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] <... futex resumed>) = 0 [pid 6900] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6896] <... futex resumed>) = 0 [pid 6893] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6893] <... futex resumed>) = 0 [pid 6900] openat(AT_FDCWD, NULL, O_RDONLY [pid 6896] <... mmap resumed>) = 0x7f20a715b000 [pid 6893] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6900] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6896] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6900] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6896] <... mprotect resumed>) = 0 [pid 6893] <... futex resumed>) = 0 [pid 6900] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6896] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6902 attached [pid 6902] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6902] set_robust_list(0x7f20a717b9a0, 24 [pid 6896] <... clone3 resumed> => {parent_tid=[6902]}, 88) = 6902 [pid 6902] <... set_robust_list resumed>) = 0 [pid 6896] rt_sigprocmask(SIG_SETMASK, [], [pid 6902] rt_sigprocmask(SIG_SETMASK, [], [pid 6896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6896] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] <... futex resumed>) = 0 [pid 6897] <... futex resumed>) = 0 [pid 6896] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6897] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6903 attached [pid 6902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6897] <... clone3 resumed> => {parent_tid=[6903]}, 88) = 6903 [pid 6903] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6902] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6897] rt_sigprocmask(SIG_SETMASK, [], [pid 6903] <... rseq resumed>) = 0 [pid 6902] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6903] set_robust_list(0x7f20a717b9a0, 24 [pid 6902] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6903] <... set_robust_list resumed>) = 0 [pid 6902] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 6896] <... futex resumed>) = 0 [pid 6903] rt_sigprocmask(SIG_SETMASK, [], [pid 6902] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6896] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6896] <... futex resumed>) = 0 [pid 6902] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6896] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6903] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6902] <... socket resumed>) = 3 [pid 6903] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6902] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6903] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6902] <... futex resumed>) = 1 [pid 6896] <... futex resumed>) = 0 [pid 6896] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6903] <... futex resumed>) = 1 [pid 6902] ioctl(3, SIOCSIFFLAGS, NULL [pid 6897] <... futex resumed>) = 0 [pid 6896] <... futex resumed>) = 0 [pid 6897] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6902] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6903] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6902] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] <... futex resumed>) = 0 [pid 6903] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6902] <... futex resumed>) = 1 [pid 6897] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6896] <... futex resumed>) = 0 [pid 6903] <... futex resumed>) = 0 [pid 6902] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6903] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6896] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6902] openat(AT_FDCWD, NULL, O_RDONLY [pid 6897] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] <... futex resumed>) = 0 [pid 6903] <... futex resumed>) = 0 [pid 6902] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6897] <... futex resumed>) = 1 [pid 6903] ioctl(3, SIOCSIFFLAGS, NULL [pid 6902] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6903] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6902] <... futex resumed>) = 0 [pid 6903] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6902] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] <... futex resumed>) = 0 [pid 6903] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6896] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 6896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6903] openat(AT_FDCWD, NULL, O_RDONLY [pid 6897] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6903] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6903] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6897] <... futex resumed>) = 0 [pid 6903] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6884] <... unshare resumed>) = 0 [pid 6884] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6884] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] exit_group(0 [pid 6884] <... futex resumed>) = ? [pid 6877] <... exit_group resumed>) = ? [pid 6890] <... futex resumed>) = ? [pid 6884] +++ exited with 0 +++ [pid 6890] +++ exited with 0 +++ [pid 6877] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6877, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6905 ./strace-static-x86_64: Process 6905 attached [pid 6905] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6905] setpgid(0, 0) = 0 [pid 6905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6905] write(3, "1000", 4) = 4 [pid 6905] close(3executing program ) = 0 [pid 6905] write(1, "executing program\n", 18) = 18 [pid 6905] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6905] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6905] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6905] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6906]}, 88) = 6906 [pid 6905] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6906 attached NULL, 8) = 0 [pid 6905] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6905] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6906] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6906] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6906] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6895] <... unshare resumed>) = 0 [pid 6894] <... unshare resumed>) = 0 [pid 6894] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6895] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6894] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6895] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6887] exit_group(0 [pid 6893] exit_group(0 [pid 6901] <... unshare resumed>) = 0 [pid 6899] <... futex resumed>) = ? [pid 6898] <... unshare resumed>) = 0 [pid 6894] <... futex resumed>) = ? [pid 6887] <... exit_group resumed>) = ? [pid 6901] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6900] <... futex resumed>) = ? [pid 6899] +++ exited with 0 +++ [pid 6895] <... futex resumed>) = ? [pid 6894] +++ exited with 0 +++ [pid 6893] <... exit_group resumed>) = ? [pid 6887] +++ exited with 0 +++ [pid 6901] <... futex resumed>) = 0 [pid 6895] +++ exited with 0 +++ [pid 6905] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6901] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6900] +++ exited with 0 +++ [pid 6898] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] exit_group(0 [pid 6893] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6887, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6905] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6903] <... futex resumed>) = ? [pid 6901] <... futex resumed>) = ? [pid 6898] <... futex resumed>) = 0 [pid 6897] <... exit_group resumed>) = ? [pid 6896] exit_group(0 [pid 6905] <... futex resumed>) = 0 [pid 6903] +++ exited with 0 +++ [pid 6901] +++ exited with 0 +++ [pid 6902] <... futex resumed>) = ? [pid 6896] <... exit_group resumed>) = ? [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6893, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6902] +++ exited with 0 +++ [pid 6898] +++ exited with 0 +++ [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6905] <... mmap resumed>) = 0x7f20a715b000 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6905] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6897] +++ exited with 0 +++ [pid 6905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6897, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6896] +++ exited with 0 +++ [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6911 ./strace-static-x86_64: Process 6912 attached ./strace-static-x86_64: Process 6911 attached [pid 5821] <... restart_syscall resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6896, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5815] <... restart_syscall resumed>) = 0 [pid 6912] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6905] <... clone3 resumed> => {parent_tid=[6912]}, 88) = 6912 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6912] <... rseq resumed>) = 0 [pid 6905] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] <... restart_syscall resumed>) = 0 [pid 6912] set_robust_list(0x7f20a717b9a0, 24 [pid 6905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6912] <... set_robust_list resumed>) = 0 [pid 6905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6912] rt_sigprocmask(SIG_SETMASK, [], [pid 6905] <... futex resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6911] set_robust_list(0x55556c2686a0, 24 [pid 6905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6914 attached ./strace-static-x86_64: Process 6913 attached [pid 6912] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6911] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 6915 attached [pid 6914] set_robust_list(0x55556c2686a0, 24 [pid 6912] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6912] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] set_robust_list(0x55556c2686a0, 24 [pid 6912] <... futex resumed>) = 1 [pid 6905] <... futex resumed>) = 0 [pid 6915] set_robust_list(0x55556c2686a0, 24 [pid 6914] <... set_robust_list resumed>) = 0 [pid 6913] <... set_robust_list resumed>) = 0 [pid 6912] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6913 [pid 6915] <... set_robust_list resumed>) = 0 [pid 6914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6905] <... futex resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6915 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6914 [pid 6915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6914] <... prctl resumed>) = 0 [pid 6913] <... prctl resumed>) = 0 [pid 6912] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6911] <... prctl resumed>) = 0 [pid 6915] <... prctl resumed>) = 0 [pid 6914] setpgid(0, 0 [pid 6913] setpgid(0, 0 [pid 6912] <... socket resumed>) = 3 [pid 6905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6915] setpgid(0, 0 [pid 6914] <... setpgid resumed>) = 0 [pid 6913] <... setpgid resumed>) = 0 [pid 6912] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] setpgid(0, 0 [pid 6905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6915] <... setpgid resumed>) = 0 [pid 6914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6912] <... futex resumed>) = 0 [pid 6911] <... setpgid resumed>) = 0 [pid 6905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6912] ioctl(3, SIOCSIFFLAGS, NULL [pid 6905] <... futex resumed>) = 0 [pid 6915] <... openat resumed>) = 3 [pid 6914] <... openat resumed>) = 3 [pid 6913] <... openat resumed>) = 3 [pid 6912] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6915] write(3, "1000", 4 [pid 6914] write(3, "1000", 4 [pid 6913] write(3, "1000", 4 [pid 6912] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] <... write resumed>) = 4 [pid 6914] <... write resumed>) = 4 [pid 6913] <... write resumed>) = 4 [pid 6915] close(3 [pid 6912] <... futex resumed>) = 1 [pid 6911] <... openat resumed>) = 3 [pid 6915] <... close resumed>) = 0 [pid 6913] close(3 [pid 6912] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6911] write(3, "1000", 4) = 4 [pid 6905] <... futex resumed>) = 0 [pid 6914] close(3 [pid 6911] close(3 [pid 6905] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... close resumed>) = 0 executing program [pid 6912] <... futex resumed>) = 0 [pid 6911] <... close resumed>) = 0 [pid 6905] <... futex resumed>) = 1 [pid 6914] write(1, "executing program\n", 18 [pid 6912] openat(AT_FDCWD, NULL, O_RDONLYexecuting program [pid 6911] write(1, "executing program\n", 18 [pid 6905] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6915] write(1, "executing program\n", 18 [pid 6914] <... write resumed>) = 18 [pid 6913] <... close resumed>) = 0 [pid 6912] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6911] <... write resumed>) = 18 [pid 6906] <... unshare resumed>) = 0 [pid 6914] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6912] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] <... write resumed>) = 18 [pid 6914] <... futex resumed>) = 0 [pid 6913] write(1, "executing program\n", 18 [pid 6912] <... futex resumed>) = 1 [pid 6911] <... futex resumed>) = 0 [pid 6906] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6905] <... futex resumed>) = 0 [pid 6914] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6912] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6906] <... futex resumed>) = 0 executing program [pid 6915] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6911] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6906] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6913] <... write resumed>) = 18 [pid 6915] <... futex resumed>) = 0 [pid 6914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6911] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6905] exit_group(0 [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6914] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6915] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6913] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6912] <... futex resumed>) = ? [pid 6911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6906] <... futex resumed>) = ? [pid 6905] <... exit_group resumed>) = ? [pid 6915] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6913] <... futex resumed>) = 0 [pid 6912] +++ exited with 0 +++ [pid 6911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6906] +++ exited with 0 +++ [pid 6914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6917 attached [pid 6917] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6914] <... clone3 resumed> => {parent_tid=[6917]}, 88) = 6917 [pid 6917] <... rseq resumed>) = 0 [pid 6917] set_robust_list(0x7f20a719c9a0, 24 [pid 6914] rt_sigprocmask(SIG_SETMASK, [], [pid 6917] <... set_robust_list resumed>) = 0 [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6917] rt_sigprocmask(SIG_SETMASK, [], [pid 6915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6914] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6905] +++ exited with 0 +++ [pid 6917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6911] <... mmap resumed>) = 0x7f20a717c000 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6917] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6914] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6911] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6915] <... mmap resumed>) = 0x7f20a717c000 [pid 6913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6911] <... mprotect resumed>) = 0 [pid 6913] <... mmap resumed>) = 0x7f20a717c000 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6918 attached [pid 6915] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6913] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6911] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6915] <... mprotect resumed>) = 0 [pid 6918] set_robust_list(0x55556c2686a0, 24 [pid 6915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6913] <... mprotect resumed>) = 0 [pid 6911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6918 [pid 6918] <... set_robust_list resumed>) = 0 [pid 6913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6911] <... clone3 resumed> => {parent_tid=[6919]}, 88) = 6919 [pid 6913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6911] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6919 attached [pid 6918] <... prctl resumed>) = 0 [pid 6915] <... clone3 resumed> => {parent_tid=[6920]}, 88) = 6920 [pid 6911] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6920 attached [pid 6919] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6918] setpgid(0, 0 [pid 6915] rt_sigprocmask(SIG_SETMASK, [], [pid 6913] <... clone3 resumed> => {parent_tid=[6921]}, 88) = 6921 [pid 6911] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... setpgid resumed>) = 0 [pid 6915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] rt_sigprocmask(SIG_SETMASK, [], [pid 6911] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6921 attached [pid 6919] set_robust_list(0x7f20a719c9a0, 24 [pid 6918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6911] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6915] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6919] <... set_robust_list resumed>) = 0 [pid 6920] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6919] rt_sigprocmask(SIG_SETMASK, [], [pid 6920] <... rseq resumed>) = 0 [pid 6919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6920] set_robust_list(0x7f20a719c9a0, 24 [pid 6919] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6915] <... futex resumed>) = 0 [pid 6915] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6920] <... set_robust_list resumed>) = 0 [pid 6918] <... openat resumed>) = 3 [pid 6921] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6920] rt_sigprocmask(SIG_SETMASK, [], [pid 6921] <... rseq resumed>) = 0 [pid 6920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6918] write(3, "1000", 4 [pid 6921] set_robust_list(0x7f20a719c9a0, 24 [pid 6920] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6918] <... write resumed>) = 4 [pid 6921] <... set_robust_list resumed>) = 0 [pid 6918] close(3 [pid 6921] rt_sigprocmask(SIG_SETMASK, [], [pid 6918] <... close resumed>) = 0 [pid 6921] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 6918] write(1, "executing program\n", 18 [pid 6921] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6918] <... write resumed>) = 18 [pid 6918] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6918] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6918] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6918] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6922 attached => {parent_tid=[6922]}, 88) = 6922 [pid 6918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6922] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6918] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6922] <... rseq resumed>) = 0 [pid 6918] <... futex resumed>) = 0 [pid 6922] set_robust_list(0x7f20a719c9a0, 24 [pid 6918] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6922] <... set_robust_list resumed>) = 0 [pid 6922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6922] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6914] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6914] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6914] <... mprotect resumed>) = 0 [pid 6914] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6913] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6913] <... futex resumed>) = 0 [pid 6915] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6915] <... futex resumed>) = 0 [pid 6913] <... mmap resumed>) = 0x7f20a715b000 [pid 6915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6913] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6911] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6913] <... mprotect resumed>) = 0 [pid 6911] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6923 attached [pid 6915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6923] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6914] <... clone3 resumed> => {parent_tid=[6923]}, 88) = 6923 [pid 6923] <... rseq resumed>) = 0 [pid 6914] rt_sigprocmask(SIG_SETMASK, [], [pid 6923] set_robust_list(0x7f20a717b9a0, 24 [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6923] <... set_robust_list resumed>) = 0 [pid 6914] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6923] rt_sigprocmask(SIG_SETMASK, [], [pid 6914] <... futex resumed>) = 0 [pid 6923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6923] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6911] <... mmap resumed>) = 0x7f20a715b000 [pid 6923] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6911] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6923] <... futex resumed>) = 1 [pid 6914] <... futex resumed>) = 0 [pid 6923] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6924 attached [pid 6923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6914] <... futex resumed>) = 0 [pid 6913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6911] <... mprotect resumed>) = 0 [pid 6924] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6923] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6915] <... clone3 resumed> => {parent_tid=[6924]}, 88) = 6924 [pid 6914] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6911] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6925 attached [pid 6924] <... rseq resumed>) = 0 [pid 6923] <... socket resumed>) = 3 [pid 6915] rt_sigprocmask(SIG_SETMASK, [], [pid 6925] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6924] set_robust_list(0x7f20a717b9a0, 24 [pid 6923] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] <... clone3 resumed> => {parent_tid=[6925]}, 88) = 6925 [pid 6924] <... set_robust_list resumed>) = 0 [pid 6915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] rt_sigprocmask(SIG_SETMASK, [], [pid 6915] <... futex resumed>) = 0 [pid 6924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] rt_sigprocmask(SIG_SETMASK, [], [pid 6915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6925] <... rseq resumed>) = 0 [pid 6924] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6923] <... futex resumed>) = 1 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6924] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6925] set_robust_list(0x7f20a717b9a0, 24 [pid 6924] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6923] ioctl(3, SIOCSIFFLAGS, NULL [pid 6914] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6917] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 6927 attached [pid 6925] <... set_robust_list resumed>) = 0 [pid 6924] <... futex resumed>) = 1 [pid 6923] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6917] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] <... futex resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = 0 [pid 6927] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6924] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6917] <... futex resumed>) = 0 [pid 6915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6927] <... rseq resumed>) = 0 [pid 6924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6917] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6915] <... futex resumed>) = 0 [pid 6927] set_robust_list(0x7f20a717b9a0, 24 [pid 6924] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6927] <... set_robust_list resumed>) = 0 [pid 6925] rt_sigprocmask(SIG_SETMASK, [], [pid 6924] <... socket resumed>) = 3 [pid 6923] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6911] <... clone3 resumed> => {parent_tid=[6927]}, 88) = 6927 [pid 6925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6923] <... futex resumed>) = 0 [pid 6914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6911] rt_sigprocmask(SIG_SETMASK, [], [pid 6925] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6923] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6925] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6914] <... futex resumed>) = 1 [pid 6911] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6927] rt_sigprocmask(SIG_SETMASK, [], [pid 6925] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] <... futex resumed>) = 0 [pid 6914] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6925] <... futex resumed>) = 1 [pid 6918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6911] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] <... futex resumed>) = 0 [pid 6925] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6918] <... futex resumed>) = 0 [pid 6927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6924] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6917] <... futex resumed>) = 0 [pid 6913] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6925] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6918] <... mmap resumed>) = 0x7f20a715b000 [pid 6913] <... futex resumed>) = 0 [pid 6918] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6913] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6927] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6925] <... socket resumed>) = 3 [pid 6924] <... futex resumed>) = 1 [pid 6918] <... mprotect resumed>) = 0 [pid 6917] openat(AT_FDCWD, NULL, O_RDONLY [pid 6925] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6913] <... futex resumed>) = 0 [pid 6918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6913] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6925] ioctl(3, SIOCSIFFLAGS, NULL [pid 6918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6913] <... futex resumed>) = 0 [pid 6927] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6925] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6924] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6917] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6915] <... futex resumed>) = 0 [pid 6913] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6925] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6925] <... futex resumed>) = 0 [pid 6913] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6925] openat(AT_FDCWD, NULL, O_RDONLY [pid 6913] <... futex resumed>) = 0 [pid 6925] <... openat resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 6928 attached [pid 6927] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6917] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6927] <... futex resumed>) = 1 [pid 6925] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] ioctl(3, SIOCSIFFLAGS, NULL [pid 6918] <... clone3 resumed> => {parent_tid=[6928]}, 88) = 6928 [pid 6917] <... futex resumed>) = 1 [pid 6915] <... futex resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6928] <... rseq resumed>) = 0 [pid 6927] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6925] <... futex resumed>) = 0 [pid 6924] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6918] rt_sigprocmask(SIG_SETMASK, [], [pid 6917] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6914] exit_group(0 [pid 6911] <... futex resumed>) = 0 [pid 6928] set_robust_list(0x7f20a717b9a0, 24 [pid 6925] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6924] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6917] <... futex resumed>) = ? [pid 6915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6911] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] <... set_robust_list resumed>) = 0 [pid 6924] <... futex resumed>) = 0 [pid 6923] <... futex resumed>) = ? [pid 6918] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6917] +++ exited with 0 +++ [pid 6915] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... exit_group resumed>) = ? [pid 6928] rt_sigprocmask(SIG_SETMASK, [], [pid 6927] <... futex resumed>) = 0 [pid 6924] openat(AT_FDCWD, NULL, O_RDONLY [pid 6923] +++ exited with 0 +++ [pid 6918] <... futex resumed>) = 0 [pid 6915] <... futex resumed>) = 0 [pid 6911] <... futex resumed>) = 1 [pid 6928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6927] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6924] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6915] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6927] <... socket resumed>) = 3 [pid 6924] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6914] +++ exited with 0 +++ [pid 6911] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6927] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] <... futex resumed>) = 0 [pid 6911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6928] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6927] <... futex resumed>) = 0 [pid 6924] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6911] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6914, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6928] <... futex resumed>) = 1 [pid 6927] ioctl(3, SIOCSIFFLAGS, NULL [pid 6918] <... futex resumed>) = 0 [pid 6911] <... futex resumed>) = 0 [pid 6928] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6927] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6918] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6911] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6927] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6927] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6928] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6918] <... futex resumed>) = 0 [pid 6911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6918] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6911] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6927] <... futex resumed>) = 0 [pid 6911] <... futex resumed>) = 1 [pid 6927] openat(AT_FDCWD, NULL, O_RDONLY [pid 6911] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] <... socket resumed>) = 3 [pid 6927] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6927] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6911] <... futex resumed>) = 0 [pid 6927] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6928] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6918] <... futex resumed>) = 0 [pid 6928] ioctl(3, SIOCSIFFLAGS, NULL [pid 6918] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6928] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6918] <... futex resumed>) = 0 [pid 6928] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] <... futex resumed>) = 0 [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6928] openat(AT_FDCWD, NULL, O_RDONLY [pid 6918] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6928] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... futex resumed>) = 0 [pid 6928] <... futex resumed>) = 0 [pid 6918] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6929 ./strace-static-x86_64: Process 6929 attached [pid 6929] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6929] setpgid(0, 0) = 0 [pid 6929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6929] write(3, "1000", 4) = 4 executing program [pid 6929] close(3) = 0 [pid 6929] write(1, "executing program\n", 18) = 18 [pid 6929] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6929] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6929] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6930 attached [pid 6930] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6929] <... clone3 resumed> => {parent_tid=[6930]}, 88) = 6930 [pid 6930] <... rseq resumed>) = 0 [pid 6929] rt_sigprocmask(SIG_SETMASK, [], [pid 6930] set_robust_list(0x7f20a719c9a0, 24 [pid 6929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6930] <... set_robust_list resumed>) = 0 [pid 6929] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6930] rt_sigprocmask(SIG_SETMASK, [], [pid 6929] <... futex resumed>) = 0 [pid 6930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6929] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6930] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6922] <... unshare resumed>) = 0 [pid 6922] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] exit_group(0 [pid 6928] <... futex resumed>) = ? [pid 6922] <... futex resumed>) = ? [pid 6921] <... unshare resumed>) = 0 [pid 6919] <... unshare resumed>) = 0 [pid 6929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6928] +++ exited with 0 +++ [pid 6922] +++ exited with 0 +++ [pid 6921] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6920] <... unshare resumed>) = 0 [pid 6919] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... exit_group resumed>) = ? [pid 6921] <... futex resumed>) = 0 [pid 6920] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] <... futex resumed>) = 0 [pid 6921] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6920] <... futex resumed>) = 0 [pid 6913] exit_group(0 [pid 6919] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6925] <... futex resumed>) = ? [pid 6921] <... futex resumed>) = ? [pid 6920] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6913] <... exit_group resumed>) = ? [pid 6929] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6925] +++ exited with 0 +++ [pid 6921] +++ exited with 0 +++ [pid 6911] exit_group(0 [pid 6929] <... futex resumed>) = 0 [pid 6927] <... futex resumed>) = ? [pid 6911] <... exit_group resumed>) = ? [pid 6929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6927] +++ exited with 0 +++ [pid 6915] exit_group(0 [pid 6929] <... mmap resumed>) = 0x7f20a715b000 [pid 6924] <... futex resumed>) = ? [pid 6919] <... futex resumed>) = ? [pid 6915] <... exit_group resumed>) = ? [pid 6929] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6924] +++ exited with 0 +++ [pid 6920] <... futex resumed>) = ? [pid 6929] <... mprotect resumed>) = 0 [pid 6929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6913] +++ exited with 0 +++ [pid 6929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6935 attached [pid 6919] +++ exited with 0 +++ [pid 6911] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6913, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6929] <... clone3 resumed> => {parent_tid=[6935]}, 88) = 6935 [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6911, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6935] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6929] rt_sigprocmask(SIG_SETMASK, [], [pid 6918] +++ exited with 0 +++ [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6935] <... rseq resumed>) = 0 [pid 6929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6918, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6935] set_robust_list(0x7f20a717b9a0, 24 [pid 6929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6935] <... set_robust_list resumed>) = 0 [pid 6929] <... futex resumed>) = 0 [pid 6935] rt_sigprocmask(SIG_SETMASK, [], [pid 6929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6935] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6920] +++ exited with 0 +++ [pid 6915] +++ exited with 0 +++ [pid 6935] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6915, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6935] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6935] <... futex resumed>) = 1 [pid 6929] <... futex resumed>) = 0 [pid 6929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6935] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6935] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6929] <... futex resumed>) = 0 [pid 6935] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6929] <... futex resumed>) = 0 [pid 6935] ioctl(3, SIOCSIFFLAGS, NULL [pid 6929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6935] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6935] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6930] <... unshare resumed>) = 0 [pid 6929] <... futex resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5817] <... restart_syscall resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6935] <... futex resumed>) = 1 [pid 6929] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6935] openat(AT_FDCWD, NULL, O_RDONLY [pid 6929] <... futex resumed>) = 0 [pid 6935] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6929] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6935] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6929] <... futex resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6935] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6937 attached [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6938 attached [pid 6937] set_robust_list(0x55556c2686a0, 24 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6937 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6938 [pid 6937] <... set_robust_list resumed>) = 0 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6939 [pid 6937] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 6939 attached ) = 0 [pid 6937] setpgid(0, 0 [pid 6938] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6939] set_robust_list(0x55556c2686a0, 24 [pid 6937] <... setpgid resumed>) = 0 [pid 6930] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6930] <... futex resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6939] <... set_robust_list resumed>) = 0 [pid 6938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6937] <... openat resumed>) = 3 [pid 6930] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6929] exit_group(0./strace-static-x86_64: Process 6940 attached [pid 6938] <... prctl resumed>) = 0 [pid 6937] write(3, "1000", 4 [pid 6935] <... futex resumed>) = ? [pid 6929] <... exit_group resumed>) = ? [pid 6930] <... futex resumed>) = ? [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6940 [pid 6930] +++ exited with 0 +++ [pid 6939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6935] +++ exited with 0 +++ [pid 6929] +++ exited with 0 +++ [pid 6939] <... prctl resumed>) = 0 [pid 6938] setpgid(0, 0 [pid 6937] <... write resumed>) = 4 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6939] setpgid(0, 0 [pid 6938] <... setpgid resumed>) = 0 [pid 6937] close(3 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6939] <... setpgid resumed>) = 0 [pid 6938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6937] <... close resumed>) = 0 [pid 6939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 6937] write(1, "executing program\n", 18 [pid 6940] set_robust_list(0x55556c2686a0, 24 [pid 6938] <... openat resumed>) = 3 [pid 6937] <... write resumed>) = 18 [pid 6940] <... set_robust_list resumed>) = 0 [pid 6939] <... openat resumed>) = 3 [pid 6938] write(3, "1000", 4 [pid 6937] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] write(3, "1000", 4 [pid 6938] <... write resumed>) = 4 [pid 6937] <... futex resumed>) = 0 [pid 6938] close(3 [pid 6937] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6939] <... write resumed>) = 4 [pid 6938] <... close resumed>) = 0 [pid 6937] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6940] <... prctl resumed>) = 0 [pid 6939] close(3 [pid 6938] write(1, "executing program\n", 18 [pid 6937] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5815] <... restart_syscall resumed>) = 0 executing program [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6941 attached [pid 6940] setpgid(0, 0 [pid 6939] <... close resumed>) = 0 [pid 6938] <... write resumed>) = 18 [pid 6937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6941] set_robust_list(0x55556c2686a0, 24 [pid 6940] <... setpgid resumed>) = 0 [pid 6939] write(1, "executing program\n", 18 [pid 6938] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6941 [pid 6941] <... set_robust_list resumed>) = 0 [pid 6940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6939] <... write resumed>) = 18 [pid 6938] <... futex resumed>) = 0 [pid 6937] <... mmap resumed>) = 0x7f20a717c000 [pid 6941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6940] <... openat resumed>) = 3 [pid 6939] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6937] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6941] <... prctl resumed>) = 0 [pid 6940] write(3, "1000", 4 [pid 6939] <... futex resumed>) = 0 [pid 6938] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6937] <... mprotect resumed>) = 0 [pid 6941] setpgid(0, 0 [pid 6940] <... write resumed>) = 4 [pid 6939] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6938] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6937] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6941] <... setpgid resumed>) = 0 [pid 6941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6940] close(3 [pid 6939] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6937] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6940] <... close resumed>) = 0 [pid 6939] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6940] write(1, "executing program\n", 18 [pid 6939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6938] <... mmap resumed>) = 0x7f20a717c000 executing program ./strace-static-x86_64: Process 6942 attached [pid 6940] <... write resumed>) = 18 [pid 6939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6938] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6940] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] <... mmap resumed>) = 0x7f20a717c000 [pid 6942] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6940] <... futex resumed>) = 0 [pid 6939] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6938] <... mprotect resumed>) = 0 [pid 6937] <... clone3 resumed> => {parent_tid=[6942]}, 88) = 6942 [pid 6940] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6939] <... mprotect resumed>) = 0 [pid 6942] <... rseq resumed>) = 0 [pid 6941] write(3, "1000", 4 [pid 6940] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6938] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6937] rt_sigprocmask(SIG_SETMASK, [], [pid 6942] set_robust_list(0x7f20a719c9a0, 24 [pid 6940] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6939] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6942] <... set_robust_list resumed>) = 0 [pid 6941] <... write resumed>) = 4 [pid 6940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6939] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6938] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6937] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6942] rt_sigprocmask(SIG_SETMASK, [], [pid 6941] close(3 [pid 6940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6937] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6943 attached [pid 6942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6941] <... close resumed>) = 0 [pid 6940] <... mmap resumed>) = 0x7f20a717c000 ./strace-static-x86_64: Process 6944 attached [pid 6943] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6942] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6941] write(1, "executing program\n", 18 [pid 6940] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE executing program [pid 6939] <... clone3 resumed> => {parent_tid=[6943]}, 88) = 6943 [pid 6937] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6941] <... write resumed>) = 18 [pid 6940] <... mprotect resumed>) = 0 [pid 6939] rt_sigprocmask(SIG_SETMASK, [], [pid 6944] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6943] <... rseq resumed>) = 0 [pid 6940] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6938] <... clone3 resumed> => {parent_tid=[6944]}, 88) = 6944 [pid 6940] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6939] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] rt_sigprocmask(SIG_SETMASK, [], [pid 6940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6939] <... futex resumed>) = 0 [pid 6938] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6945 attached [pid 6944] <... rseq resumed>) = 0 [pid 6943] set_robust_list(0x7f20a719c9a0, 24 [pid 6941] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6940] <... clone3 resumed> => {parent_tid=[6945]}, 88) = 6945 [pid 6938] <... futex resumed>) = 0 [pid 6945] <... rseq resumed>) = 0 [pid 6940] rt_sigprocmask(SIG_SETMASK, [], [pid 6945] set_robust_list(0x7f20a719c9a0, 24 [pid 6938] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6945] <... set_robust_list resumed>) = 0 [pid 6940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6945] rt_sigprocmask(SIG_SETMASK, [], [pid 6940] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6940] <... futex resumed>) = 0 [pid 6945] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6940] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6941] <... futex resumed>) = 0 [pid 6941] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6944] set_robust_list(0x7f20a719c9a0, 24 [pid 6943] <... set_robust_list resumed>) = 0 [pid 6941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6944] <... set_robust_list resumed>) = 0 [pid 6943] rt_sigprocmask(SIG_SETMASK, [], [pid 6941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6944] rt_sigprocmask(SIG_SETMASK, [], [pid 6943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6943] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6941] <... mmap resumed>) = 0x7f20a717c000 [pid 6944] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6941] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[6946]}, 88) = 6946 [pid 6941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6941] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6941] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6946 attached [pid 6946] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6937] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6937] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] <... rseq resumed>) = 0 [pid 6937] <... futex resumed>) = 0 [pid 6937] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6946] set_robust_list(0x7f20a719c9a0, 24 [pid 6937] <... mmap resumed>) = 0x7f20a715b000 [pid 6937] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6946] <... set_robust_list resumed>) = 0 [pid 6937] <... mprotect resumed>) = 0 [pid 6946] rt_sigprocmask(SIG_SETMASK, [], [pid 6940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6939] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6938] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6937] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6940] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6946] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6940] <... futex resumed>) = 0 [pid 6939] <... futex resumed>) = 0 [pid 6938] <... futex resumed>) = 0 [pid 6937] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6939] <... mmap resumed>) = 0x7f20a715b000 [pid 6940] <... mmap resumed>) = 0x7f20a715b000 [pid 6939] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6938] <... mmap resumed>) = 0x7f20a715b000 [pid 6937] <... clone3 resumed> => {parent_tid=[6947]}, 88) = 6947 [pid 6940] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6939] <... mprotect resumed>) = 0 [pid 6938] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6937] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6947 attached [pid 6947] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6947] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6947] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6938] <... mprotect resumed>) = 0 [pid 6940] <... mprotect resumed>) = 0 [pid 6937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6939] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6937] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6947] <... futex resumed>) = 0 [pid 6947] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6947] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6947] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6937] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6939] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6940] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6938] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6937] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6948 attached [pid 6941] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6940] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6938] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6947] <... futex resumed>) = 0 [pid 6937] <... futex resumed>) = 1 [pid 6947] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6947] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6947] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6940] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6949 attached [pid 6941] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6950 attached [pid 6941] <... futex resumed>) = 0 [pid 6948] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6939] <... clone3 resumed> => {parent_tid=[6948]}, 88) = 6948 [pid 6938] <... clone3 resumed> => {parent_tid=[6950]}, 88) = 6950 [pid 6937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6949] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6948] <... rseq resumed>) = 0 [pid 6941] <... mmap resumed>) = 0x7f20a715b000 [pid 6948] set_robust_list(0x7f20a717b9a0, 24 [pid 6941] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6950] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6949] <... rseq resumed>) = 0 [pid 6948] <... set_robust_list resumed>) = 0 [pid 6950] <... rseq resumed>) = 0 [pid 6949] set_robust_list(0x7f20a717b9a0, 24 [pid 6948] rt_sigprocmask(SIG_SETMASK, [], [pid 6941] <... mprotect resumed>) = 0 [pid 6940] <... clone3 resumed> => {parent_tid=[6949]}, 88) = 6949 [pid 6939] rt_sigprocmask(SIG_SETMASK, [], [pid 6938] rt_sigprocmask(SIG_SETMASK, [], [pid 6937] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6950] set_robust_list(0x7f20a717b9a0, 24 [pid 6949] <... set_robust_list resumed>) = 0 [pid 6948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6947] <... futex resumed>) = 0 [pid 6941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6940] rt_sigprocmask(SIG_SETMASK, [], [pid 6939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6937] <... futex resumed>) = 1 [pid 6948] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6950] <... set_robust_list resumed>) = 0 [pid 6949] rt_sigprocmask(SIG_SETMASK, [], [pid 6947] ioctl(3, SIOCSIFFLAGS, NULL [pid 6941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6939] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6950] rt_sigprocmask(SIG_SETMASK, [], [pid 6949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6948] <... futex resumed>) = 0 [pid 6941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6939] <... futex resumed>) = 1 [pid 6938] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6951 attached [pid 6950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6949] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6948] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6947] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6940] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6950] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6948] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6947] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... clone3 resumed> => {parent_tid=[6951]}, 88) = 6951 [pid 6940] <... futex resumed>) = 0 [pid 6938] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... rseq resumed>) = 0 [pid 6950] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6949] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6948] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6947] <... futex resumed>) = 1 [pid 6941] rt_sigprocmask(SIG_SETMASK, [], [pid 6940] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6937] <... futex resumed>) = 0 [pid 6951] set_robust_list(0x7f20a717b9a0, 24 [pid 6950] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6948] <... futex resumed>) = 1 [pid 6947] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6939] <... futex resumed>) = 0 [pid 6937] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6951] <... set_robust_list resumed>) = 0 [pid 6950] <... futex resumed>) = 1 [pid 6949] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6948] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6938] <... futex resumed>) = 0 [pid 6941] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... futex resumed>) = 1 [pid 6947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6940] <... futex resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 6939] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6937] <... futex resumed>) = 0 [pid 6950] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6949] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6947] openat(AT_FDCWD, NULL, O_RDONLY [pid 6941] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6940] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6951] rt_sigprocmask(SIG_SETMASK, [], [pid 6950] <... socket resumed>) = 3 [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6947] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6940] <... futex resumed>) = 0 [pid 6938] <... futex resumed>) = 0 [pid 6937] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6950] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6948] <... futex resumed>) = 0 [pid 6947] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] <... futex resumed>) = 1 [pid 6951] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6950] <... futex resumed>) = 0 [pid 6949] <... socket resumed>) = 3 [pid 6948] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6947] <... futex resumed>) = 0 [pid 6940] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6951] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6950] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6949] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6948] <... socket resumed>) = 3 [pid 6947] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6939] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6951] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... futex resumed>) = 0 [pid 6948] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6940] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6938] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6951] <... futex resumed>) = 1 [pid 6950] <... futex resumed>) = 0 [pid 6949] ioctl(3, SIOCSIFFLAGS, NULL [pid 6948] <... futex resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 6940] <... futex resumed>) = 0 [pid 6939] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] <... futex resumed>) = 1 [pid 6951] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6950] ioctl(3, SIOCSIFFLAGS, NULL [pid 6949] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6948] ioctl(3, SIOCSIFFLAGS, NULL [pid 6941] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6940] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6939] <... futex resumed>) = 0 [pid 6938] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6950] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6949] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6948] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6945] <... unshare resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 6940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6939] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6949] <... futex resumed>) = 0 [pid 6948] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6940] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6951] <... socket resumed>) = 3 [pid 6950] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] openat(AT_FDCWD, NULL, O_RDONLY [pid 6948] <... futex resumed>) = 0 [pid 6945] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6940] <... futex resumed>) = 0 [pid 6939] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6950] <... futex resumed>) = 1 [pid 6949] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6948] openat(AT_FDCWD, NULL, O_RDONLY [pid 6945] <... futex resumed>) = 0 [pid 6940] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6939] <... futex resumed>) = 0 [pid 6938] <... futex resumed>) = 0 [pid 6950] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6948] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6945] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6939] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6951] <... futex resumed>) = 1 [pid 6950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6948] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... futex resumed>) = 0 [pid 6939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6938] <... futex resumed>) = 0 [pid 6951] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6950] openat(AT_FDCWD, NULL, O_RDONLY [pid 6949] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6948] <... futex resumed>) = 0 [pid 6941] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6950] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6949] <... futex resumed>) = 1 [pid 6948] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] <... futex resumed>) = 0 [pid 6940] <... futex resumed>) = 0 [pid 6951] ioctl(3, SIOCSIFFLAGS, NULL [pid 6950] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6950] <... futex resumed>) = 1 [pid 6949] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6950] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6940] exit_group(0 [pid 6938] <... futex resumed>) = 0 [pid 6940] <... exit_group resumed>) = ? [pid 6951] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6941] <... futex resumed>) = 0 [pid 6951] openat(AT_FDCWD, NULL, O_RDONLY [pid 6941] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6951] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6942] <... unshare resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 6951] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6942] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6951] <... futex resumed>) = 0 [pid 6942] <... futex resumed>) = 0 [pid 6951] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6942] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6949] <... futex resumed>) = ? [pid 6945] <... futex resumed>) = ? [pid 6949] +++ exited with 0 +++ [pid 6937] exit_group(0 [pid 6942] <... futex resumed>) = ? [pid 6937] <... exit_group resumed>) = ? [pid 6947] <... futex resumed>) = ? [pid 6947] +++ exited with 0 +++ [pid 6942] +++ exited with 0 +++ [pid 6937] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6937, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6945] +++ exited with 0 +++ [pid 6940] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6940, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 5821] <... restart_syscall resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6956 ./strace-static-x86_64: Process 6955 attached [pid 6955] set_robust_list(0x55556c2686a0, 24 [pid 6943] <... unshare resumed>) = 0 [pid 6955] <... set_robust_list resumed>) = 0 [pid 6955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6943] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6955] <... prctl resumed>) = 0 [pid 6943] <... futex resumed>) = 0 [pid 6955] setpgid(0, 0 [pid 6943] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6955] <... setpgid resumed>) = 0 [pid 6939] exit_group(0 [pid 6955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6943] <... futex resumed>) = ? [pid 6939] <... exit_group resumed>) = ? [pid 6955] <... openat resumed>) = 3 [pid 6943] +++ exited with 0 +++ executing program [pid 6955] write(3, "1000", 4) = 4 [pid 6955] close(3) = 0 [pid 6955] write(1, "executing program\n", 18) = 18 [pid 6955] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6955] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6955] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6955] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6956 attached ) = 0 [pid 6948] <... futex resumed>) = ? [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6955 [pid 6955] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6957 attached [pid 6956] set_robust_list(0x55556c2686a0, 24 [pid 6948] +++ exited with 0 +++ [pid 6946] <... unshare resumed>) = 0 [pid 6939] +++ exited with 0 +++ [pid 6957] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6956] <... set_robust_list resumed>) = 0 [pid 6955] <... clone3 resumed> => {parent_tid=[6957]}, 88) = 6957 [pid 6944] <... unshare resumed>) = 0 [pid 6955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6955] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6939, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...> [pid 6956] <... prctl resumed>) = 0 [pid 6955] <... futex resumed>) = 0 [pid 6956] setpgid(0, 0 [pid 6955] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6957] <... rseq resumed>) = 0 [pid 6956] <... setpgid resumed>) = 0 [pid 6946] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6957] set_robust_list(0x7f20a719c9a0, 24 [pid 6956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6957] <... set_robust_list resumed>) = 0 [pid 6946] <... futex resumed>) = 0 [pid 6957] rt_sigprocmask(SIG_SETMASK, [], [pid 6941] exit_group(0 [pid 6946] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6957] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6951] <... futex resumed>) = ? [pid 6946] <... futex resumed>) = ? [pid 6941] <... exit_group resumed>) = ? [pid 6946] +++ exited with 0 +++ [pid 6956] <... openat resumed>) = 3 [pid 6951] +++ exited with 0 +++ [pid 6944] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] +++ exited with 0 +++ [pid 5817] <... restart_syscall resumed>) = 0 [pid 6956] write(3, "1000", 4 [pid 6944] <... futex resumed>) = 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6941, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6944] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] <... write resumed>) = 4 [pid 6956] close(3) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6938] exit_group(0 [pid 6950] <... futex resumed>) = ? [pid 6938] <... exit_group resumed>) = ? [pid 6950] +++ exited with 0 +++ [pid 6944] <... futex resumed>) = ? ./strace-static-x86_64: Process 6960 attached ./strace-static-x86_64: Process 6961 attached [pid 6956] write(1, "executing program\n", 18 [pid 6944] +++ exited with 0 +++ [pid 6938] +++ exited with 0 +++ [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6960 executing program [pid 6960] set_robust_list(0x55556c2686a0, 24) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6938, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6956] <... write resumed>) = 18 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 6961 [pid 6960] <... prctl resumed>) = 0 [pid 6956] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6960] setpgid(0, 0) = 0 [pid 6956] <... futex resumed>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6956] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6960] write(3, "1000", 4 [pid 6956] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6962 attached [pid 6956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6962 [pid 6960] <... write resumed>) = 4 [pid 6960] close(3executing program ) = 0 [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6960] write(1, "executing program\n", 18 [pid 6956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6960] <... write resumed>) = 18 [pid 6960] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... mmap resumed>) = 0x7f20a717c000 [pid 6960] <... futex resumed>) = 0 [pid 6956] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6960] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6956] <... mprotect resumed>) = 0 [pid 6960] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6960] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6961] set_robust_list(0x55556c2686a0, 24 [pid 6960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6960] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6962] set_robust_list(0x55556c2686a0, 24 [pid 6961] <... set_robust_list resumed>) = 0 [pid 6960] <... mprotect resumed>) = 0 [pid 6956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6963 attached [pid 6962] <... set_robust_list resumed>) = 0 [pid 6961] <... prctl resumed>) = 0 [pid 6956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6960] <... clone3 resumed> => {parent_tid=[6963]}, 88) = 6963 [pid 6961] setpgid(0, 0./strace-static-x86_64: Process 6964 attached [pid 6963] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6962] <... prctl resumed>) = 0 [pid 6961] <... setpgid resumed>) = 0 [pid 6960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6960] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6963] <... rseq resumed>) = 0 [pid 6962] setpgid(0, 0 [pid 6961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6960] <... futex resumed>) = 0 [pid 6956] <... clone3 resumed> => {parent_tid=[6964]}, 88) = 6964 [pid 6964] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6963] set_robust_list(0x7f20a719c9a0, 24 [pid 6962] <... setpgid resumed>) = 0 [pid 6956] rt_sigprocmask(SIG_SETMASK, [], [pid 6963] <... set_robust_list resumed>) = 0 [pid 6960] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6963] rt_sigprocmask(SIG_SETMASK, [], [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6956] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6963] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6956] <... futex resumed>) = 0 [pid 6964] <... rseq resumed>) = 0 [pid 6962] <... openat resumed>) = 3 [pid 6961] <... openat resumed>) = 3 [pid 6956] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6955] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6962] write(3, "1000", 4 [pid 6955] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6964] set_robust_list(0x7f20a719c9a0, 24 [pid 6962] <... write resumed>) = 4 [pid 6961] write(3, "1000", 4 [pid 6955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6962] close(3 [pid 6961] <... write resumed>) = 4 [pid 6955] <... mmap resumed>) = 0x7f20a715b000 [pid 6964] <... set_robust_list resumed>) = 0 [pid 6962] <... close resumed>) = 0 [pid 6955] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE executing program [pid 6964] rt_sigprocmask(SIG_SETMASK, [], [pid 6962] write(1, "executing program\n", 18 [pid 6961] close(3 [pid 6964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6962] <... write resumed>) = 18 [pid 6955] <... mprotect resumed>) = 0 [pid 6964] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6961] <... close resumed>) = 0 executing program [pid 6962] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] write(1, "executing program\n", 18 [pid 6955] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6962] <... futex resumed>) = 0 [pid 6961] <... write resumed>) = 18 [pid 6955] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6962] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6961] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6962] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6961] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6965 attached [pid 6962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6961] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6965] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6965] set_robust_list(0x7f20a717b9a0, 24 [pid 6962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6965] <... set_robust_list resumed>) = 0 [pid 6962] <... mmap resumed>) = 0x7f20a717c000 [pid 6961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6965] rt_sigprocmask(SIG_SETMASK, [], [pid 6962] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6962] <... mprotect resumed>) = 0 [pid 6961] <... mmap resumed>) = 0x7f20a717c000 [pid 6955] <... clone3 resumed> => {parent_tid=[6965]}, 88) = 6965 [pid 6965] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6961] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6955] rt_sigprocmask(SIG_SETMASK, [], [pid 6962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6961] <... mprotect resumed>) = 0 [pid 6962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6961] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6966 attached [], 8) = 0 [pid 6966] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6962] <... clone3 resumed> => {parent_tid=[6966]}, 88) = 6966 [pid 6961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6967 attached [pid 6966] <... rseq resumed>) = 0 [pid 6962] rt_sigprocmask(SIG_SETMASK, [], [pid 6966] set_robust_list(0x7f20a719c9a0, 24 [pid 6962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6961] <... clone3 resumed> => {parent_tid=[6967]}, 88) = 6967 [pid 6967] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6966] <... set_robust_list resumed>) = 0 [pid 6962] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] rt_sigprocmask(SIG_SETMASK, [], [pid 6967] <... rseq resumed>) = 0 [pid 6962] <... futex resumed>) = 0 [pid 6962] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6966] rt_sigprocmask(SIG_SETMASK, [], [pid 6961] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6967] set_robust_list(0x7f20a719c9a0, 24 [pid 6966] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6961] <... futex resumed>) = 0 [pid 6967] <... set_robust_list resumed>) = 0 [pid 6961] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6967] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6967] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] <... futex resumed>) = 0 [pid 6955] <... futex resumed>) = 1 [pid 6965] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6965] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6955] <... futex resumed>) = 0 [pid 6955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 6965] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6955] <... futex resumed>) = 0 [pid 6955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 6965] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6955] <... futex resumed>) = 0 [pid 6955] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6955] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] <... futex resumed>) = 1 [pid 6965] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 6965] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6955] <... futex resumed>) = 0 [pid 6965] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6960] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6960] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6960] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6960] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6960] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6957] <... unshare resumed>) = 0 [pid 6957] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6957] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6969 attached [pid 6960] <... clone3 resumed> => {parent_tid=[6969]}, 88) = 6969 [pid 6960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6960] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6955] exit_group(0 [pid 6960] <... futex resumed>) = 0 [pid 6960] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6955] <... exit_group resumed>) = ? [pid 6965] <... futex resumed>) = ? [pid 6957] <... futex resumed>) = ? [pid 6965] +++ exited with 0 +++ [pid 6969] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6957] +++ exited with 0 +++ [pid 6955] +++ exited with 0 +++ [pid 6969] set_robust_list(0x7f20a717b9a0, 24 [pid 6956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6955, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6969] <... set_robust_list resumed>) = 0 [pid 6956] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6969] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6956] <... futex resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6969] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6956] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6956] <... mprotect resumed>) = 0 [pid 6969] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6969] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6969] <... futex resumed>) = 1 [pid 6960] <... futex resumed>) = 0 [pid 6956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 6971 attached ./strace-static-x86_64: Process 6970 attached [pid 6960] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6969] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6960] <... futex resumed>) = 0 [pid 6960] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6971] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6970] set_robust_list(0x55556c2686a0, 24 [pid 6969] <... socket resumed>) = 3 [pid 6962] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6956] <... clone3 resumed> => {parent_tid=[6971]}, 88) = 6971 [pid 6971] <... rseq resumed>) = 0 [pid 6970] <... set_robust_list resumed>) = 0 [pid 6971] set_robust_list(0x7f20a717b9a0, 24 [pid 6962] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6970 [pid 6970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6971] <... set_robust_list resumed>) = 0 [pid 6971] rt_sigprocmask(SIG_SETMASK, [], [pid 6962] <... futex resumed>) = 0 [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6970] <... prctl resumed>) = 0 [pid 6971] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6969] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6956] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] setpgid(0, 0 [pid 6971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] <... setpgid resumed>) = 0 [pid 6971] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6971] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6962] <... mmap resumed>) = 0x7f20a715b000 [pid 6961] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... futex resumed>) = 0 [pid 6971] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6961] <... futex resumed>) = 0 [pid 6962] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6956] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6970] <... openat resumed>) = 3 [pid 6961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6970] write(3, "1000", 4 [pid 6969] <... futex resumed>) = 1 [pid 6962] <... mprotect resumed>) = 0 [pid 6961] <... mmap resumed>) = 0x7f20a715b000 [pid 6960] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] <... write resumed>) = 4 [pid 6969] ioctl(3, SIOCSIFFLAGS, NULL [pid 6962] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6961] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6960] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] close(3) = 0 [pid 6969] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6962] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6961] <... mprotect resumed>) = 0 [pid 6960] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = 1 [pid 6970] write(1, "executing program\n", 18 [pid 6969] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}executing program [pid 6956] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6972 attached [pid 6969] <... futex resumed>) = 0 [pid 6970] <... write resumed>) = 18 [pid 6960] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6970] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] <... futex resumed>) = 0 [pid 6961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6960] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6960] <... futex resumed>) = 0 [pid 6970] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6960] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6969] openat(AT_FDCWD, NULL, O_RDONLY [pid 6962] <... clone3 resumed> => {parent_tid=[6972]}, 88) = 6972 [pid 6972] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6971] <... futex resumed>) = 0 [pid 6970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6969] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6972] <... rseq resumed>) = 0 [pid 6971] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6969] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6962] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6973 attached [pid 6972] set_robust_list(0x7f20a717b9a0, 24 [pid 6971] <... socket resumed>) = 3 [pid 6970] <... mmap resumed>) = 0x7f20a717c000 [pid 6969] <... futex resumed>) = 1 [pid 6962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6973] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6972] <... set_robust_list resumed>) = 0 [pid 6971] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6969] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6962] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] <... clone3 resumed> => {parent_tid=[6973]}, 88) = 6973 [pid 6973] <... rseq resumed>) = 0 [pid 6972] rt_sigprocmask(SIG_SETMASK, [], [pid 6971] <... futex resumed>) = 1 [pid 6970] <... mprotect resumed>) = 0 [pid 6962] <... futex resumed>) = 0 [pid 6961] rt_sigprocmask(SIG_SETMASK, [], [pid 6956] <... futex resumed>) = 0 [pid 6973] set_robust_list(0x7f20a717b9a0, 24 [pid 6972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6971] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6962] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6960] <... futex resumed>) = 0 [pid 6956] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6973] <... set_robust_list resumed>) = 0 [pid 6972] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6956] <... futex resumed>) = 0 [pid 6973] rt_sigprocmask(SIG_SETMASK, [], [pid 6972] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6971] ioctl(3, SIOCSIFFLAGS, NULL [pid 6970] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6961] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6971] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6961] <... futex resumed>) = 0 [pid 6973] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6972] <... futex resumed>) = 1 [pid 6962] <... futex resumed>) = 0 [pid 6961] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6973] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6970] <... clone3 resumed> => {parent_tid=[6974]}, 88) = 6974 [pid 6973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6974 attached [pid 6973] <... futex resumed>) = 1 [pid 6970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6962] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] <... futex resumed>) = 0 [pid 6971] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6974] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6973] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6972] <... socket resumed>) = 3 [pid 6971] <... futex resumed>) = 1 [pid 6970] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... futex resumed>) = 0 [pid 6962] <... futex resumed>) = 0 [pid 6974] <... rseq resumed>) = 0 [pid 6973] <... socket resumed>) = 3 [pid 6972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6971] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6970] <... futex resumed>) = 0 [pid 6962] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6961] <... futex resumed>) = 0 [pid 6956] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6974] set_robust_list(0x7f20a719c9a0, 24 [pid 6973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] <... futex resumed>) = 0 [pid 6971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6961] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6956] <... futex resumed>) = 0 [pid 6974] <... set_robust_list resumed>) = 0 [pid 6972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6971] openat(AT_FDCWD, NULL, O_RDONLY [pid 6962] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6971] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6962] <... futex resumed>) = 0 [pid 6972] ioctl(3, SIOCSIFFLAGS, NULL [pid 6971] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6962] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6971] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 6974] rt_sigprocmask(SIG_SETMASK, [], [pid 6972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6971] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6972] <... futex resumed>) = 1 [pid 6962] <... futex resumed>) = 0 [pid 6973] <... futex resumed>) = 0 [pid 6972] openat(AT_FDCWD, NULL, O_RDONLY [pid 6962] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6961] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6961] <... futex resumed>) = 0 [pid 6973] ioctl(3, SIOCSIFFLAGS, NULL [pid 6961] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6973] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6961] <... futex resumed>) = 0 [pid 6973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6961] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6962] <... futex resumed>) = 0 [pid 6961] <... futex resumed>) = 0 [pid 6973] openat(AT_FDCWD, NULL, O_RDONLY [pid 6961] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6973] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6962] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6973] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6961] <... futex resumed>) = 0 [pid 6973] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6974] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6972] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6972] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6964] <... unshare resumed>) = 0 [pid 6962] <... futex resumed>) = 0 [pid 6972] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6964] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] exit_group(0 [pid 6971] <... futex resumed>) = ? [pid 6964] <... futex resumed>) = ? [pid 6963] <... unshare resumed>) = 0 [pid 6956] <... exit_group resumed>) = ? [pid 6971] +++ exited with 0 +++ [pid 6964] +++ exited with 0 +++ [pid 6963] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6963] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6956, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 6960] exit_group(0 [pid 6969] <... futex resumed>) = ? [pid 6963] <... futex resumed>) = ? [pid 6960] <... exit_group resumed>) = ? [pid 6969] +++ exited with 0 +++ [pid 6963] +++ exited with 0 +++ [pid 6960] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6960, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 5821] <... restart_syscall resumed>) = 0 [pid 6970] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6966] <... unshare resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6970] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6978 attached [pid 6966] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] set_robust_list(0x55556c2686a0, 24 [pid 6970] <... futex resumed>) = 0 [pid 6966] <... futex resumed>) = 0 [pid 6962] exit_group(0 [pid 6978] <... set_robust_list resumed>) = 0 [pid 6972] <... futex resumed>) = ? [pid 6970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6962] <... exit_group resumed>) = ? [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6978 [pid 6978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6972] +++ exited with 0 +++ [pid 6970] <... mmap resumed>) = 0x7f20a715b000 [pid 6978] <... prctl resumed>) = 0 [pid 6970] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6966] +++ exited with 0 +++ [pid 6962] +++ exited with 0 +++ [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6978] setpgid(0, 0 [pid 6970] <... mprotect resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6962, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6978] <... setpgid resumed>) = 0 [pid 6978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 6979 attached [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6979] set_robust_list(0x55556c2686a0, 24 [pid 6970] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6979 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6979] <... set_robust_list resumed>) = 0 [pid 6978] <... openat resumed>) = 3 [pid 6970] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6979] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 6980 attached [pid 6979] setpgid(0, 0 [pid 6978] write(3, "1000", 4 [pid 6980] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6979] <... setpgid resumed>) = 0 [pid 6978] <... write resumed>) = 4 [pid 6970] <... clone3 resumed> => {parent_tid=[6980]}, 88) = 6980 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6980] <... rseq resumed>) = 0 [pid 6979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6978] close(3 [pid 6970] rt_sigprocmask(SIG_SETMASK, [], [pid 6980] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6979] <... openat resumed>) = 3 [pid 6978] <... close resumed>) = 0 [pid 6980] rt_sigprocmask(SIG_SETMASK, [], [pid 6970] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6981 attached [pid 6970] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6979] write(3, "1000", 4 [pid 6978] write(1, "executing program\n", 18executing program [pid 6970] <... futex resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6981 [pid 6981] set_robust_list(0x55556c2686a0, 24 [pid 6980] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6979] <... write resumed>) = 4 [pid 6978] <... write resumed>) = 18 [pid 6970] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] <... set_robust_list resumed>) = 0 [pid 6980] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6979] close(3 [pid 6978] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6980] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] <... close resumed>) = 0 [pid 6978] <... futex resumed>) = 0 [pid 6980] <... futex resumed>) = 1 [pid 6979] write(1, "executing program\n", 18 [pid 6978] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6970] <... futex resumed>) = 0 [pid 6981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6980] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 6970] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] <... prctl resumed>) = 0 [pid 6970] <... futex resumed>) = 0 [pid 6980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6979] <... write resumed>) = 18 [pid 6978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6970] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] setpgid(0, 0 [pid 6980] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6979] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6981] <... setpgid resumed>) = 0 [pid 6980] <... socket resumed>) = 3 [pid 6979] <... futex resumed>) = 0 [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6980] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6980] <... futex resumed>) = 1 [pid 6979] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6978] <... mmap resumed>) = 0x7f20a717c000 [pid 6970] <... futex resumed>) = 0 [pid 6981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6980] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6970] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6978] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6970] <... futex resumed>) = 0 [pid 6981] <... openat resumed>) = 3 [pid 6980] ioctl(3, SIOCSIFFLAGS, NULL [pid 6979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6978] <... mprotect resumed>) = 0 [pid 6980] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6979] <... mmap resumed>) = 0x7f20a717c000 [pid 6978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6970] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6980] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6981] write(3, "1000", 4 [pid 6980] <... futex resumed>) = 1 [pid 6979] <... mprotect resumed>) = 0 [pid 6978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6970] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6982 attached [pid 6981] <... write resumed>) = 4 [pid 6980] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6970] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6982] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6981] close(3 [pid 6980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6970] <... futex resumed>) = 0 [pid 6982] <... rseq resumed>) = 0 [pid 6981] <... close resumed>) = 0 [pid 6980] openat(AT_FDCWD, NULL, O_RDONLY executing program [pid 6970] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] write(1, "executing program\n", 18) = 18 [pid 6981] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6982] set_robust_list(0x7f20a719c9a0, 24 [pid 6981] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6980] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6978] <... clone3 resumed> => {parent_tid=[6982]}, 88) = 6982 [pid 6982] <... set_robust_list resumed>) = 0 [pid 6980] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6978] rt_sigprocmask(SIG_SETMASK, [], [pid 6982] rt_sigprocmask(SIG_SETMASK, [], [pid 6981] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6980] <... futex resumed>) = 1 [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6970] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6983 attached [pid 6982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6980] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6979] <... clone3 resumed> => {parent_tid=[6983]}, 88) = 6983 [pid 6978] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6982] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6979] rt_sigprocmask(SIG_SETMASK, [], [pid 6978] <... futex resumed>) = 0 [pid 6978] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6979] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6979] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6983] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6983] <... rseq resumed>) = 0 [pid 6983] set_robust_list(0x7f20a719c9a0, 24 [pid 6981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6983] <... set_robust_list resumed>) = 0 [pid 6983] rt_sigprocmask(SIG_SETMASK, [], [pid 6981] <... mmap resumed>) = 0x7f20a717c000 [pid 6983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6983] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6981] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6981] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6984 attached => {parent_tid=[6984]}, 88) = 6984 [pid 6981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6981] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6984] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 6984] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6984] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6981] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6979] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6978] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6978] <... futex resumed>) = 0 [pid 6979] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6979] <... futex resumed>) = 0 [pid 6978] <... mmap resumed>) = 0x7f20a715b000 [pid 6979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 6978] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6979] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6978] <... mprotect resumed>) = 0 [pid 6979] <... mprotect resumed>) = 0 [pid 6979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6979] <... clone3 resumed> => {parent_tid=[6985]}, 88) = 6985 [pid 6978] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 6985 attached [pid 6979] rt_sigprocmask(SIG_SETMASK, [], [pid 6978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6979] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 6986 attached [pid 6979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6985] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6979] <... futex resumed>) = 0 [pid 6985] <... rseq resumed>) = 0 [pid 6979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6978] <... clone3 resumed> => {parent_tid=[6986]}, 88) = 6986 [pid 6985] set_robust_list(0x7f20a717b9a0, 24 [pid 6978] rt_sigprocmask(SIG_SETMASK, [], [pid 6986] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6985] <... set_robust_list resumed>) = 0 [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6986] <... rseq resumed>) = 0 [pid 6985] rt_sigprocmask(SIG_SETMASK, [], [pid 6978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6985] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6978] <... futex resumed>) = 0 [pid 6978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] set_robust_list(0x7f20a717b9a0, 24 [pid 6985] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6986] <... set_robust_list resumed>) = 0 [pid 6985] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] rt_sigprocmask(SIG_SETMASK, [], [pid 6985] <... futex resumed>) = 1 [pid 6986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6979] <... futex resumed>) = 0 [pid 6986] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6985] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6979] <... futex resumed>) = 0 [pid 6985] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6985] <... socket resumed>) = 3 [pid 6986] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6986] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6985] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6985] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6979] <... futex resumed>) = 0 [pid 6978] <... futex resumed>) = 0 [pid 6986] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6985] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] <... socket resumed>) = 3 [pid 6985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] <... futex resumed>) = 0 [pid 6979] <... futex resumed>) = 0 [pid 6986] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6985] ioctl(3, SIOCSIFFLAGS, NULL [pid 6981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] <... futex resumed>) = 1 [pid 6985] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6978] <... futex resumed>) = 0 [pid 6986] ioctl(3, SIOCSIFFLAGS, NULL [pid 6985] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] <... mmap resumed>) = 0x7f20a715b000 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6985] <... futex resumed>) = 0 [pid 6981] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6979] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] <... futex resumed>) = 0 [pid 6986] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6985] openat(AT_FDCWD, NULL, O_RDONLY [pid 6981] <... mprotect resumed>) = 0 [pid 6979] <... futex resumed>) = 0 [pid 6978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] <... futex resumed>) = 0 [pid 6985] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6986] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6985] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6985] <... futex resumed>) = 0 [pid 6978] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6986] openat(AT_FDCWD, NULL, O_RDONLY [pid 6985] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] <... futex resumed>) = 0 [pid 6986] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6978] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6986] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6986] <... futex resumed>) = 0 [pid 6986] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6979] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[6987]}, 88) = 6987 [pid 6981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6981] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 6987 attached [pid 6981] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6987] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 6987] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 6987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6987] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 6987] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6981] <... futex resumed>) = 0 [pid 6987] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] <... futex resumed>) = 0 [pid 6987] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6981] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6987] <... socket resumed>) = 3 [pid 6987] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6981] <... futex resumed>) = 0 [pid 6987] ioctl(3, SIOCSIFFLAGS, NULL [pid 6981] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6987] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6981] <... futex resumed>) = 0 [pid 6981] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6987] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6981] <... futex resumed>) = 0 [pid 6987] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6987] openat(AT_FDCWD, NULL, O_RDONLY [pid 6981] <... futex resumed>) = 0 [pid 6987] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6981] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6987] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6987] <... futex resumed>) = 0 [pid 6987] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6967] <... unshare resumed>) = 0 [pid 6967] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6967] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6961] exit_group(0 [pid 6973] <... futex resumed>) = ? [pid 6967] <... futex resumed>) = ? [pid 6961] <... exit_group resumed>) = ? [pid 6973] +++ exited with 0 +++ [pid 6967] +++ exited with 0 +++ [pid 6961] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6961, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556c268690) = 6989 ./strace-static-x86_64: Process 6989 attached [pid 6989] set_robust_list(0x55556c2686a0, 24) = 0 [pid 6989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6989] setpgid(0, 0) = 0 [pid 6989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6989] write(3, "1000", 4) = 4 [pid 6974] <... unshare resumed>) = 0 [pid 6989] close(3executing program ) = 0 [pid 6989] write(1, "executing program\n", 18) = 18 [pid 6974] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6989] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6974] <... futex resumed>) = 0 [pid 6989] <... futex resumed>) = 0 [pid 6974] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6989] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6989] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 6970] exit_group(0 [pid 6989] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6970] <... exit_group resumed>) = ? [pid 6989] <... mprotect resumed>) = 0 [pid 6989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6974] <... futex resumed>) = ? [pid 6974] +++ exited with 0 +++ [pid 6989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 6991 attached [pid 6980] <... futex resumed>) = ? [pid 6989] <... clone3 resumed> => {parent_tid=[6991]}, 88) = 6991 [pid 6989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6989] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6989] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6980] +++ exited with 0 +++ [pid 6991] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6970] +++ exited with 0 +++ [pid 6991] <... rseq resumed>) = 0 [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6970, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 6991] set_robust_list(0x7f20a719c9a0, 24 [pid 5819] <... restart_syscall resumed>) = 0 [pid 6991] <... set_robust_list resumed>) = 0 [pid 6991] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 6993 ./strace-static-x86_64: Process 6993 attached [pid 6991] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6983] <... unshare resumed>) = 0 [pid 6983] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6979] exit_group(0 [pid 6983] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6985] <... futex resumed>) = ? [pid 6985] +++ exited with 0 +++ [pid 6983] <... futex resumed>) = ? [pid 6993] set_robust_list(0x55556c2686a0, 24 [pid 6984] <... unshare resumed>) = 0 [pid 6982] <... unshare resumed>) = 0 [pid 6979] <... exit_group resumed>) = ? [pid 6993] <... set_robust_list resumed>) = 0 [pid 6982] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6982] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6993] <... prctl resumed>) = 0 [pid 6978] exit_group(0 [pid 6993] setpgid(0, 0 [pid 6986] <... futex resumed>) = ? [pid 6982] <... futex resumed>) = ? [pid 6978] <... exit_group resumed>) = ? [pid 6986] +++ exited with 0 +++ [pid 6993] <... setpgid resumed>) = 0 [pid 6984] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6982] +++ exited with 0 +++ [pid 6984] <... futex resumed>) = 0 [pid 6984] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] exit_group(0) = ? [pid 6987] <... futex resumed>) = ? [pid 6987] +++ exited with 0 +++ [pid 6984] <... futex resumed>) = ? [pid 6993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6984] +++ exited with 0 +++ [pid 6989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6989] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6989] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6993] <... openat resumed>) = 3 [pid 6989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6993] write(3, "1000", 4 [pid 6989] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6983] +++ exited with 0 +++ [pid 6979] +++ exited with 0 +++ [pid 6989] <... futex resumed>) = 0 executing program [pid 6993] <... write resumed>) = 4 [pid 6989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6979, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6993] close(3 [pid 6989] <... mmap resumed>) = 0x7f20a715b000 [pid 6993] <... close resumed>) = 0 [pid 6989] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 6993] write(1, "executing program\n", 18 [pid 6989] <... mprotect resumed>) = 0 [pid 6993] <... write resumed>) = 18 [pid 6989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6978] +++ exited with 0 +++ [pid 6993] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6978, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6981] +++ exited with 0 +++ [pid 5821] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 6996 attached [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6981, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 6996] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 6989] <... clone3 resumed> => {parent_tid=[6996]}, 88) = 6996 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 6996] <... rseq resumed>) = 0 [pid 6989] rt_sigprocmask(SIG_SETMASK, [], [pid 6996] set_robust_list(0x7f20a717b9a0, 24 [pid 6989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6996] <... set_robust_list resumed>) = 0 [pid 6989] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6996] rt_sigprocmask(SIG_SETMASK, [], [pid 6989] <... futex resumed>) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 6996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6989] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6996] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6998 attached ./strace-static-x86_64: Process 6997 attached [pid 6996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... futex resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 6998] set_robust_list(0x55556c2686a0, 24 [pid 6997] set_robust_list(0x55556c2686a0, 24 [pid 6996] <... futex resumed>) = 1 [pid 6989] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 6997 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 6998 [pid 6998] <... set_robust_list resumed>) = 0 [pid 6997] <... set_robust_list resumed>) = 0 [pid 6996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6989] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6993] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6989] <... futex resumed>) = 0 [pid 6998] <... prctl resumed>) = 0 [pid 6997] <... prctl resumed>) = 0 [pid 6996] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6993] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6989] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6998] setpgid(0, 0 [pid 6997] setpgid(0, 0 [pid 6996] <... socket resumed>) = 3 [pid 6993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6998] <... setpgid resumed>) = 0 [pid 6996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6997] <... setpgid resumed>) = 0 [pid 6996] <... futex resumed>) = 1 [pid 6993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6989] <... futex resumed>) = 0 [pid 6998] <... openat resumed>) = 3 [pid 6997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6989] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6999 attached [pid 6998] write(3, "1000", 4 [pid 6997] <... openat resumed>) = 3 [pid 6996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6989] <... futex resumed>) = 0 [pid 6999] set_robust_list(0x55556c2686a0, 24 [pid 6998] <... write resumed>) = 4 [pid 6993] <... mmap resumed>) = 0x7f20a717c000 [pid 6989] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 6999 [pid 6999] <... set_robust_list resumed>) = 0 executing program [pid 6998] close(3 [pid 6997] write(3, "1000", 4 [pid 6996] ioctl(3, SIOCSIFFLAGS, NULL [pid 6993] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6998] <... close resumed>) = 0 [pid 6997] <... write resumed>) = 4 [pid 6996] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6998] write(1, "executing program\n", 18 [pid 6997] close(3 [pid 6996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... mprotect resumed>) = 0 [pid 6999] <... prctl resumed>) = 0 [pid 6998] <... write resumed>) = 18 [pid 6997] <... close resumed>) = 0 [pid 6996] <... futex resumed>) = 1 [pid 6989] <... futex resumed>) = 0 [pid 6999] setpgid(0, 0 [pid 6998] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] write(1, "executing program\n", 18 executing program [pid 6996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6993] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6989] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6999] <... setpgid resumed>) = 0 [pid 6998] <... futex resumed>) = 0 [pid 6997] <... write resumed>) = 18 [pid 6996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6989] <... futex resumed>) = 0 [pid 6993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6989] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7000 attached [pid 6997] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7000] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 6999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6998] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6997] <... futex resumed>) = 0 [pid 6996] openat(AT_FDCWD, NULL, O_RDONLY [pid 6993] <... clone3 resumed> => {parent_tid=[7000]}, 88) = 7000 [pid 7000] <... rseq resumed>) = 0 [pid 6999] <... openat resumed>) = 3 [pid 6998] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6997] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6996] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6993] rt_sigprocmask(SIG_SETMASK, [], [pid 6999] write(3, "1000", 4 [pid 6998] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6997] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6996] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6999] <... write resumed>) = 4 [pid 6998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6996] <... futex resumed>) = 1 [pid 6989] <... futex resumed>) = 0 [pid 6999] close(3 [pid 6998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6996] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6993] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6999] <... close resumed>) = 0 [pid 6998] <... mmap resumed>) = 0x7f20a717c000 [pid 6997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6999] write(1, "executing program\n", 18 [pid 6998] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6997] <... mmap resumed>) = 0x7f20a717c000 [pid 6999] <... write resumed>) = 18 [pid 6998] <... mprotect resumed>) = 0 [pid 6997] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6999] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6998] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6997] <... mprotect resumed>) = 0 [pid 6999] <... futex resumed>) = 0 [pid 6997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6999] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 6998] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6999] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program ) = 0x7f20a717c000 ./strace-static-x86_64: Process 7002 attached ./strace-static-x86_64: Process 7001 attached [pid 7000] set_robust_list(0x7f20a719c9a0, 24 [pid 6998] <... clone3 resumed> => {parent_tid=[7002]}, 88) = 7002 [pid 6997] <... clone3 resumed> => {parent_tid=[7001]}, 88) = 7001 [pid 6993] <... futex resumed>) = 0 [pid 6999] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 6998] rt_sigprocmask(SIG_SETMASK, [], [pid 6997] rt_sigprocmask(SIG_SETMASK, [], [pid 6999] <... mprotect resumed>) = 0 [pid 6998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6999] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6998] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7000] <... set_robust_list resumed>) = 0 [pid 6999] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6998] <... futex resumed>) = 0 [pid 6997] <... futex resumed>) = 0 [pid 6993] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7002] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7001] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7000] rt_sigprocmask(SIG_SETMASK, [], [pid 6999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 6998] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6997] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7002] <... rseq resumed>) = 0 [pid 7001] <... rseq resumed>) = 0 [pid 7000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7002] set_robust_list(0x7f20a719c9a0, 24 [pid 6999] <... clone3 resumed> => {parent_tid=[7004]}, 88) = 7004 [pid 6999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6999] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6999] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7004 attached [pid 7002] <... set_robust_list resumed>) = 0 [pid 7001] set_robust_list(0x7f20a719c9a0, 24 [pid 7000] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6991] <... unshare resumed>) = 0 [pid 7001] <... set_robust_list resumed>) = 0 [pid 7002] rt_sigprocmask(SIG_SETMASK, [], [pid 7004] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7001] rt_sigprocmask(SIG_SETMASK, [], [pid 6991] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7004] <... rseq resumed>) = 0 [pid 7002] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7001] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6991] <... futex resumed>) = 0 [pid 7004] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 6991] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6989] exit_group(0 [pid 7004] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 6996] <... futex resumed>) = ? [pid 6991] <... futex resumed>) = ? [pid 6989] <... exit_group resumed>) = ? [pid 6991] +++ exited with 0 +++ [pid 6996] +++ exited with 0 +++ [pid 6989] +++ exited with 0 +++ [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6989, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7005 attached [pid 6998] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6993] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 7005 [pid 6998] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6998] <... futex resumed>) = 0 [pid 6997] <... futex resumed>) = 0 [pid 7005] set_robust_list(0x55556c2686a0, 24 [pid 6998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6993] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7005] <... set_robust_list resumed>) = 0 [pid 6998] <... mmap resumed>) = 0x7f20a715b000 [pid 6993] <... futex resumed>) = 0 [pid 6999] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6999] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6998] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6993] <... mmap resumed>) = 0x7f20a715b000 [pid 7005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6998] <... mprotect resumed>) = 0 [pid 6997] <... mmap resumed>) = 0x7f20a715b000 [pid 6999] <... mmap resumed>) = 0x7f20a715b000 [pid 7005] <... prctl resumed>) = 0 [pid 6999] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6998] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6997] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7005] setpgid(0, 0 [pid 6999] <... mprotect resumed>) = 0 [pid 6998] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6997] <... mprotect resumed>) = 0 [pid 6993] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 6999] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6997] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 7006 attached [pid 7005] <... setpgid resumed>) = 0 [pid 6997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6993] <... mprotect resumed>) = 0 [pid 7005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6999] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6998] <... clone3 resumed> => {parent_tid=[7006]}, 88) = 7006 [pid 6997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7006] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7005] <... openat resumed>) = 3 [pid 6999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 6998] rt_sigprocmask(SIG_SETMASK, [], [pid 6993] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 7008 attached ./strace-static-x86_64: Process 7007 attached [pid 7006] <... rseq resumed>) = 0 [pid 7005] write(3, "1000", 4executing program [pid 6998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6993] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7006] set_robust_list(0x7f20a717b9a0, 24 [pid 7005] <... write resumed>) = 4 [pid 6998] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7005] close(3 [pid 6998] <... futex resumed>) = 0 [pid 7005] <... close resumed>) = 0 [pid 6998] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7005] write(1, "executing program\n", 18) = 18 [pid 6997] <... clone3 resumed> => {parent_tid=[7007]}, 88) = 7007 [pid 7005] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7005] <... futex resumed>) = 0 [pid 6999] <... clone3 resumed> => {parent_tid=[7008]}, 88) = 7008 [pid 6997] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7005] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 6999] rt_sigprocmask(SIG_SETMASK, [], [pid 6997] <... futex resumed>) = 0 [pid 7005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6997] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6999] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6999] <... futex resumed>) = 0 [pid 7005] <... mmap resumed>) = 0x7f20a717c000 [pid 6999] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7005] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} => {parent_tid=[7009]}, 88) = 7009 [pid 7005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7005] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7005] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7009 attached [pid 6993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7006] <... set_robust_list resumed>) = 0 [pid 7009] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7008] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7007] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7006] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7010 attached NULL, 8) = 0 [pid 7009] <... rseq resumed>) = 0 [pid 7008] <... rseq resumed>) = 0 [pid 7007] <... rseq resumed>) = 0 [pid 7006] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7009] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7006] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7009] rt_sigprocmask(SIG_SETMASK, [], [pid 7008] set_robust_list(0x7f20a717b9a0, 24 [pid 7007] set_robust_list(0x7f20a717b9a0, 24 [pid 7010] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 7010] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7010] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7008] <... set_robust_list resumed>) = 0 [pid 7007] <... set_robust_list resumed>) = 0 [pid 7006] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7008] rt_sigprocmask(SIG_SETMASK, [], [pid 7007] rt_sigprocmask(SIG_SETMASK, [], [pid 7006] <... futex resumed>) = 1 [pid 7008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7006] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7008] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7007] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7008] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7007] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7008] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] <... futex resumed>) = 1 [pid 6997] <... futex resumed>) = 0 [pid 7008] <... futex resumed>) = 1 [pid 7007] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6999] <... futex resumed>) = 0 [pid 7008] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6998] <... futex resumed>) = 0 [pid 6999] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6997] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7008] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7007] <... futex resumed>) = 0 [pid 6999] <... futex resumed>) = 0 [pid 6997] <... futex resumed>) = 1 [pid 7008] <... socket resumed>) = 3 [pid 7007] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6999] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6998] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6993] <... clone3 resumed> => {parent_tid=[7010]}, 88) = 7010 [pid 7008] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] <... socket resumed>) = 3 [pid 7008] <... futex resumed>) = 1 [pid 6999] <... futex resumed>) = 0 [pid 7008] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6999] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 1 [pid 6999] <... futex resumed>) = 0 [pid 6997] <... futex resumed>) = 0 [pid 7008] ioctl(3, SIOCSIFFLAGS, NULL [pid 7007] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6999] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6997] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7008] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6997] <... futex resumed>) = 0 [pid 7008] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] ioctl(3, SIOCSIFFLAGS, NULL [pid 6997] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7008] <... futex resumed>) = 1 [pid 6999] <... futex resumed>) = 0 [pid 7007] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7006] <... futex resumed>) = 0 [pid 6998] <... futex resumed>) = 1 [pid 6993] rt_sigprocmask(SIG_SETMASK, [], [pid 6998] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6993] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7010] <... futex resumed>) = 0 [pid 6993] <... futex resumed>) = 1 [pid 7010] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 6993] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7010] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7010] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7007] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7006] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6999] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... futex resumed>) = 0 [pid 7010] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6993] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6993] <... futex resumed>) = 0 [pid 7010] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 6993] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7010] <... socket resumed>) = 3 [pid 7010] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6993] <... futex resumed>) = 0 [pid 7010] ioctl(3, SIOCSIFFLAGS, NULL [pid 6993] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7010] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6993] <... futex resumed>) = 0 [pid 7006] <... socket resumed>) = 3 [pid 6999] <... futex resumed>) = 0 [pid 6993] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7010] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] <... futex resumed>) = 1 [pid 7006] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6999] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7008] openat(AT_FDCWD, NULL, O_RDONLY [pid 6997] <... futex resumed>) = 0 [pid 7010] <... futex resumed>) = 1 [pid 7008] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7006] <... futex resumed>) = 1 [pid 6998] <... futex resumed>) = 0 [pid 6997] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... futex resumed>) = 0 [pid 7010] openat(AT_FDCWD, NULL, O_RDONLY [pid 6993] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7010] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6993] <... futex resumed>) = 0 [pid 7010] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7010] <... futex resumed>) = 0 [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7010] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7008] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7006] ioctl(3, SIOCSIFFLAGS, NULL [pid 6998] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] <... futex resumed>) = 0 [pid 7008] <... futex resumed>) = 1 [pid 6999] <... futex resumed>) = 0 [pid 7008] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7006] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 6998] <... futex resumed>) = 0 [pid 6997] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7006] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6998] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7007] openat(AT_FDCWD, NULL, O_RDONLY [pid 7006] <... futex resumed>) = 0 [pid 6998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7006] openat(AT_FDCWD, NULL, O_RDONLY [pid 6998] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7006] <... openat resumed>) = -1 EFAULT (Bad address) [pid 6998] <... futex resumed>) = 0 [pid 7006] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6998] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7006] <... futex resumed>) = 0 [pid 6998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7006] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] <... futex resumed>) = 1 [pid 6997] <... futex resumed>) = 0 [pid 7007] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7005] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7005] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 7005] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7011 attached => {parent_tid=[7011]}, 88) = 7011 [pid 7005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7011] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 7005] <... futex resumed>) = 0 [pid 7011] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7011] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 7011] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7011] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 7005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7011] <... futex resumed>) = 0 [pid 7005] <... futex resumed>) = 1 [pid 7011] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 7005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7011] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7011] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7011] <... futex resumed>) = 0 [pid 7011] ioctl(3, SIOCSIFFLAGS, NULL) = -1 EFAULT (Bad address) [pid 7011] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7011] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 7005] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7011] <... futex resumed>) = 0 [pid 7005] <... futex resumed>) = 1 [pid 7011] openat(AT_FDCWD, NULL, O_RDONLY [pid 7005] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7011] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7011] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7005] <... futex resumed>) = 0 [pid 7011] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7000] <... unshare resumed>) = 0 [pid 7000] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7000] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6993] exit_group(0 [pid 7010] <... futex resumed>) = ? [pid 7000] <... futex resumed>) = ? [pid 6993] <... exit_group resumed>) = ? [pid 7010] +++ exited with 0 +++ [pid 7000] +++ exited with 0 +++ [pid 6993] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6993, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5819] restart_syscall(<... resuming interrupted clone ...> [pid 7004] <... unshare resumed>) = 0 [pid 5819] <... restart_syscall resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7004] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7004] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7015 attached [pid 6999] exit_group(0 [pid 7015] set_robust_list(0x55556c2686a0, 24 [pid 7009] <... unshare resumed>) = 0 [pid 7008] <... futex resumed>) = ? [pid 7004] <... futex resumed>) = ? [pid 7002] <... unshare resumed>) = 0 [pid 7001] <... unshare resumed>) = 0 [pid 6999] <... exit_group resumed>) = ? [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 7015 [pid 7015] <... set_robust_list resumed>) = 0 [pid 7008] +++ exited with 0 +++ [pid 7004] +++ exited with 0 +++ [pid 7015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7009] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6999] +++ exited with 0 +++ [pid 7015] <... prctl resumed>) = 0 [pid 7009] <... futex resumed>) = 0 [pid 7005] exit_group(0 [pid 7002] <... futex resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 7015] setpgid(0, 0 [pid 7011] <... futex resumed>) = ? [pid 7005] <... exit_group resumed>) = ? [pid 7002] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7001] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6998] exit_group(0 [pid 6997] exit_group(0 [pid 7015] <... setpgid resumed>) = 0 [pid 7011] +++ exited with 0 +++ [pid 7009] +++ exited with 0 +++ [pid 7007] <... futex resumed>) = ? [pid 6998] <... exit_group resumed>) = ? [pid 6997] <... exit_group resumed>) = ? [pid 7015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7007] +++ exited with 0 +++ [pid 7006] <... futex resumed>) = ? [pid 7015] <... openat resumed>) = 3 [pid 7006] +++ exited with 0 +++ [pid 7001] <... futex resumed>) = ? [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6999, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7015] write(3, "1000", 4) = 4 [pid 7002] <... futex resumed>) = ? [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7015] close(3) = 0 [pid 7005] +++ exited with 0 +++ executing program ./strace-static-x86_64: Process 7018 attached [pid 7015] write(1, "executing program\n", 18 [pid 7018] set_robust_list(0x55556c2686a0, 24 [pid 7015] <... write resumed>) = 18 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7005, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7018] <... set_robust_list resumed>) = 0 [pid 7015] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5817] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 7018 [pid 7015] <... futex resumed>) = 0 [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7019 attached [pid 7018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7015] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7001] +++ exited with 0 +++ [pid 6997] +++ exited with 0 +++ [pid 7019] set_robust_list(0x55556c2686a0, 24 [pid 7018] <... prctl resumed>) = 0 [pid 7015] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7002] +++ exited with 0 +++ [pid 6998] +++ exited with 0 +++ [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6997, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 7019 [pid 7018] setpgid(0, 0 [pid 7015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 7019] <... set_robust_list resumed>) = 0 [pid 7018] <... setpgid resumed>) = 0 [pid 7015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6998, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7015] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7020 attached [pid 7019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7015] <... mprotect resumed>) = 0 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 7020 [pid 7015] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7020] set_robust_list(0x55556c2686a0, 24 [pid 7019] <... prctl resumed>) = 0 [pid 7018] <... openat resumed>) = 3 [pid 7015] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5821] <... restart_syscall resumed>) = 0 [pid 7020] <... set_robust_list resumed>) = 0 [pid 7015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7019] setpgid(0, 0./strace-static-x86_64: Process 7021 attached ) = 0 [pid 7015] <... clone3 resumed> => {parent_tid=[7021]}, 88) = 7021 [pid 7019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7015] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7022 attached [pid 7021] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7019] <... openat resumed>) = 3 [pid 7018] write(3, "1000", 4 [pid 7015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] set_robust_list(0x55556c2686a0, 24 [pid 7021] <... rseq resumed>) = 0 [pid 7020] <... prctl resumed>) = 0 [pid 7018] <... write resumed>) = 4 [pid 7015] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] <... set_robust_list resumed>) = 0 [pid 7021] set_robust_list(0x7f20a719c9a0, 24 [pid 7020] setpgid(0, 0 [pid 7019] write(3, "1000", 4 [pid 7018] close(3 [pid 7015] <... futex resumed>) = 0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 7022 [pid 7022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7021] <... set_robust_list resumed>) = 0 [pid 7020] <... setpgid resumed>) = 0 [pid 7019] <... write resumed>) = 4 [pid 7018] <... close resumed>) = 0 [pid 7015] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7022] <... prctl resumed>) = 0 [pid 7021] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 7020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7019] close(3 [pid 7018] write(1, "executing program\n", 18 [pid 7022] setpgid(0, 0 [pid 7021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7020] <... openat resumed>) = 3 [pid 7019] <... close resumed>) = 0 [pid 7018] <... write resumed>) = 18 [pid 7022] <... setpgid resumed>) = 0 [pid 7021] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNETexecuting program [pid 7020] write(3, "1000", 4 [pid 7019] write(1, "executing program\n", 18 [pid 7018] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... write resumed>) = 4 [pid 7019] <... write resumed>) = 18 [pid 7020] close(3executing program [pid 7022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7020] <... close resumed>) = 0 [pid 7019] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] <... futex resumed>) = 0 [pid 7020] write(1, "executing program\n", 18 [pid 7019] <... futex resumed>) = 0 [pid 7018] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7022] <... openat resumed>) = 3 [pid 7020] <... write resumed>) = 18 [pid 7019] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7018] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7022] write(3, "1000", 4 [pid 7020] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 7022] <... write resumed>) = 4 [pid 7020] <... futex resumed>) = 0 [pid 7019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] close(3 [pid 7018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7022] <... close resumed>) = 0 [pid 7018] <... mmap resumed>) = 0x7f20a717c000 [pid 7022] write(1, "executing program\n", 18) = 18 [pid 7022] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7020] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7018] <... mprotect resumed>) = 0 [pid 7019] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7020] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7022] <... futex resumed>) = 0 [pid 7019] <... mprotect resumed>) = 0 [pid 7020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7022] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7020] <... mmap resumed>) = 0x7f20a717c000 [pid 7019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7020] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7020] <... mprotect resumed>) = 0 [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7019] <... clone3 resumed> => {parent_tid=[7023]}, 88) = 7023 [pid 7020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7019] rt_sigprocmask(SIG_SETMASK, [], [pid 7020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 7023 attached [pid 7019] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... clone3 resumed> => {parent_tid=[7024]}, 88) = 7024 [pid 7019] <... futex resumed>) = 0 [pid 7020] rt_sigprocmask(SIG_SETMASK, [], [pid 7019] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] <... mprotect resumed>) = 0 [pid 7020] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7020] <... futex resumed>) = 0 [pid 7022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7020] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 7024 attached [pid 7022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7018] <... clone3 resumed> => {parent_tid=[7025]}, 88) = 7025 [pid 7023] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7018] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7026 attached [pid 7023] <... rseq resumed>) = 0 [pid 7022] <... clone3 resumed> => {parent_tid=[7026]}, 88) = 7026 [pid 7018] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 7025 attached [pid 7023] set_robust_list(0x7f20a719c9a0, 24 [pid 7022] rt_sigprocmask(SIG_SETMASK, [], [pid 7018] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7025] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 7023] <... set_robust_list resumed>) = 0 [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7018] <... futex resumed>) = 0 [pid 7025] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7024] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7023] rt_sigprocmask(SIG_SETMASK, [], [pid 7022] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7025] rt_sigprocmask(SIG_SETMASK, [], [pid 7024] <... rseq resumed>) = 0 [pid 7023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7022] <... futex resumed>) = 0 [pid 7025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7024] set_robust_list(0x7f20a719c9a0, 24 [pid 7023] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7025] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7024] <... set_robust_list resumed>) = 0 [pid 7022] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7026] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7024] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7026] <... rseq resumed>) = 0 [pid 7026] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7026] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7015] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 7015] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7027 attached [pid 7027] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7015] <... clone3 resumed> => {parent_tid=[7027]}, 88) = 7027 [pid 7027] <... rseq resumed>) = 0 [pid 7015] rt_sigprocmask(SIG_SETMASK, [], [pid 7027] set_robust_list(0x7f20a717b9a0, 24 [pid 7015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7027] <... set_robust_list resumed>) = 0 [pid 7015] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7027] rt_sigprocmask(SIG_SETMASK, [], [pid 7015] <... futex resumed>) = 0 [pid 7027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7015] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7027] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 7019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7027] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 7027] <... futex resumed>) = 1 [pid 7015] <... futex resumed>) = 0 [pid 7019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7027] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7015] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 7027] <... socket resumed>) = 3 [pid 7019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7015] <... futex resumed>) = 0 [pid 7027] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7015] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7027] <... futex resumed>) = 0 [pid 7020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7019] <... futex resumed>) = 0 [pid 7015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7027] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7020] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7015] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7020] <... futex resumed>) = 0 [pid 7019] <... mmap resumed>) = 0x7f20a715b000 [pid 7015] <... futex resumed>) = 0 [pid 7027] ioctl(3, SIOCSIFFLAGS, NULL [pid 7020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7019] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7015] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7027] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7019] <... mprotect resumed>) = 0 [pid 7027] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... mmap resumed>) = 0x7f20a715b000 [pid 7027] <... futex resumed>) = 1 [pid 7015] <... futex resumed>) = 0 [pid 7019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7027] openat(AT_FDCWD, NULL, O_RDONLY [pid 7020] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7015] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7027] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7020] <... mprotect resumed>) = 0 [pid 7015] <... futex resumed>) = 0 [pid 7027] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7027] <... futex resumed>) = 0 [pid 7015] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7028 attached [pid 7027] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7028] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7019] <... clone3 resumed> => {parent_tid=[7028]}, 88) = 7028 [pid 7028] <... rseq resumed>) = 0 [pid 7028] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7028] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7019] rt_sigprocmask(SIG_SETMASK, [], [pid 7020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7019] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7019] <... futex resumed>) = 1 ./strace-static-x86_64: Process 7029 attached [pid 7028] <... futex resumed>) = 0 [pid 7019] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7028] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7018] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7028] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7020] <... clone3 resumed> => {parent_tid=[7029]}, 88) = 7029 [pid 7018] <... futex resumed>) = 0 [pid 7029] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7028] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] rt_sigprocmask(SIG_SETMASK, [], [pid 7018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7029] <... rseq resumed>) = 0 [pid 7028] <... futex resumed>) = 1 [pid 7020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] <... futex resumed>) = 0 [pid 7018] <... mmap resumed>) = 0x7f20a715b000 [pid 7029] set_robust_list(0x7f20a717b9a0, 24 [pid 7028] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7029] <... set_robust_list resumed>) = 0 [pid 7028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... futex resumed>) = 0 [pid 7019] <... futex resumed>) = 0 [pid 7018] <... mprotect resumed>) = 0 [pid 7029] rt_sigprocmask(SIG_SETMASK, [], [pid 7028] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7022] <... futex resumed>) = 0 [pid 7020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7019] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7028] <... socket resumed>) = 3 [pid 7022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7029] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7022] <... mmap resumed>) = 0x7f20a715b000 [pid 7029] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7028] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7029] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7028] <... futex resumed>) = 1 [pid 7022] <... mprotect resumed>) = 0 [pid 7019] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7030 attached [pid 7029] <... futex resumed>) = 1 [pid 7028] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7020] <... futex resumed>) = 0 [pid 7019] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7030] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7030] <... rseq resumed>) = 0 [pid 7022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7031 attached [pid 7030] set_robust_list(0x7f20a717b9a0, 24 [pid 7028] ioctl(3, SIOCSIFFLAGS, NULL [pid 7019] <... futex resumed>) = 0 [pid 7031] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7030] <... set_robust_list resumed>) = 0 [pid 7028] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7022] <... clone3 resumed> => {parent_tid=[7031]}, 88) = 7031 [pid 7020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] <... clone3 resumed> => {parent_tid=[7030]}, 88) = 7030 [pid 7031] <... rseq resumed>) = 0 [pid 7030] rt_sigprocmask(SIG_SETMASK, [], [pid 7020] <... futex resumed>) = 1 [pid 7018] rt_sigprocmask(SIG_SETMASK, [], [pid 7031] set_robust_list(0x7f20a717b9a0, 24 [pid 7030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7028] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] rt_sigprocmask(SIG_SETMASK, [], [pid 7018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7031] <... set_robust_list resumed>) = 0 [pid 7030] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7029] <... futex resumed>) = 0 [pid 7028] <... futex resumed>) = 1 [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7019] <... futex resumed>) = 0 [pid 7031] rt_sigprocmask(SIG_SETMASK, [], [pid 7029] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7028] openat(AT_FDCWD, NULL, O_RDONLY [pid 7022] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7030] <... futex resumed>) = 0 [pid 7029] <... socket resumed>) = 3 [pid 7028] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7022] <... futex resumed>) = 0 [pid 7019] <... futex resumed>) = 0 [pid 7018] <... futex resumed>) = 1 [pid 7031] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7030] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7022] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7030] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7029] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7030] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7029] <... futex resumed>) = 1 [pid 7028] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... futex resumed>) = 0 [pid 7031] <... futex resumed>) = 1 [pid 7030] <... futex resumed>) = 1 [pid 7029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7028] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = 0 [pid 7019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7018] <... futex resumed>) = 0 [pid 7020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7030] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7028] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... futex resumed>) = 0 [pid 7018] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7029] ioctl(3, SIOCSIFFLAGS, NULL [pid 7022] <... futex resumed>) = 0 [pid 7018] <... futex resumed>) = 0 [pid 7031] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7030] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7029] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7022] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... socket resumed>) = 3 [pid 7030] <... socket resumed>) = 3 [pid 7029] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7030] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7029] <... futex resumed>) = 0 [pid 7020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7031] <... futex resumed>) = 1 [pid 7030] <... futex resumed>) = 1 [pid 7029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] <... futex resumed>) = 0 [pid 7020] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7018] <... futex resumed>) = 0 [pid 7031] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7030] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] <... futex resumed>) = 0 [pid 7018] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7029] openat(AT_FDCWD, NULL, O_RDONLY [pid 7022] <... futex resumed>) = 0 [pid 7020] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] <... futex resumed>) = 0 [pid 7031] ioctl(3, SIOCSIFFLAGS, NULL [pid 7029] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7022] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7018] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7029] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7029] <... futex resumed>) = 0 [pid 7031] <... futex resumed>) = 1 [pid 7029] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] <... futex resumed>) = 0 [pid 7031] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] <... futex resumed>) = 0 [pid 7031] openat(AT_FDCWD, NULL, O_RDONLY [pid 7022] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7031] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7022] <... futex resumed>) = 0 [pid 7031] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7030] ioctl(3, SIOCSIFFLAGS, NULL [pid 7020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7030] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7030] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7018] <... futex resumed>) = 0 [pid 7030] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7018] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7018] <... futex resumed>) = 0 [pid 7030] openat(AT_FDCWD, NULL, O_RDONLY [pid 7018] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7030] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7030] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7018] <... futex resumed>) = 0 [pid 7030] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7021] <... unshare resumed>) = 0 [pid 7021] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7021] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7015] exit_group(0 [pid 7027] <... futex resumed>) = ? [pid 7021] <... futex resumed>) = ? [pid 7015] <... exit_group resumed>) = ? [pid 7021] +++ exited with 0 +++ [pid 7027] +++ exited with 0 +++ [pid 7015] +++ exited with 0 +++ [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7025] <... unshare resumed>) = 0 [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7025] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7034 attached ) = 0 [pid 7018] exit_group(0 [pid 7034] set_robust_list(0x55556c2686a0, 24 [pid 7025] ???( [pid 7034] <... set_robust_list resumed>) = 0 [pid 7030] <... futex resumed>) = ? [pid 7025] <... ??? resumed>) = ? [pid 7018] <... exit_group resumed>) = ? [pid 7030] +++ exited with 0 +++ [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 7034 [pid 7034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7025] +++ exited with 0 +++ [pid 7018] +++ exited with 0 +++ [pid 7034] <... prctl resumed>) = 0 [pid 7034] setpgid(0, 0 [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7018, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7034] <... setpgid resumed>) = 0 [pid 7034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7035 attached [pid 7034] <... openat resumed>) = 3 [pid 7035] set_robust_list(0x55556c2686a0, 24 [pid 7034] write(3, "1000", 4 [pid 7035] <... set_robust_list resumed>) = 0 [pid 7034] <... write resumed>) = 4 [pid 7023] <... unshare resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 7035 [pid 7034] close(3 [pid 7035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7034] <... close resumed>) = 0 executing program [pid 7034] write(1, "executing program\n", 18 [pid 7035] <... prctl resumed>) = 0 [pid 7034] <... write resumed>) = 18 [pid 7034] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7035] setpgid(0, 0 [pid 7034] <... futex resumed>) = 0 [pid 7035] <... setpgid resumed>) = 0 [pid 7034] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 7034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7035] <... openat resumed>) = 3 [pid 7034] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7035] write(3, "1000", 4 [pid 7034] <... mprotect resumed>) = 0 [pid 7023] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7035] <... write resumed>) = 4 [pid 7034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7023] <... futex resumed>) = 0 [pid 7035] close(3 [pid 7034] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7035] <... close resumed>) = 0 [pid 7034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7023] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7037 attached executing program [pid 7035] write(1, "executing program\n", 18 [pid 7019] exit_group(0 [pid 7037] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7035] <... write resumed>) = 18 [pid 7034] <... clone3 resumed> => {parent_tid=[7037]}, 88) = 7037 [pid 7019] <... exit_group resumed>) = ? [pid 7037] <... rseq resumed>) = 0 [pid 7035] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] rt_sigprocmask(SIG_SETMASK, [], [pid 7028] <... futex resumed>) = ? [pid 7023] <... futex resumed>) = ? [pid 7037] set_robust_list(0x7f20a719c9a0, 24 [pid 7035] <... futex resumed>) = 0 [pid 7034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7037] <... set_robust_list resumed>) = 0 [pid 7035] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7034] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7028] +++ exited with 0 +++ [pid 7037] rt_sigprocmask(SIG_SETMASK, [], [pid 7035] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7034] <... futex resumed>) = 0 [pid 7037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7034] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7037] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7023] +++ exited with 0 +++ [pid 7019] +++ exited with 0 +++ [pid 7035] <... mmap resumed>) = 0x7f20a717c000 [pid 5817] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7019, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7035] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7035] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5817] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7035] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 7038 attached [pid 7035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7038] set_robust_list(0x55556c2686a0, 24 [pid 5817] <... clone resumed>, child_tidptr=0x55556c268690) = 7038 [pid 7038] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 7039 attached [pid 7038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7039] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7038] <... prctl resumed>) = 0 [pid 7035] <... clone3 resumed> => {parent_tid=[7039]}, 88) = 7039 [pid 7039] <... rseq resumed>) = 0 [pid 7038] setpgid(0, 0 [pid 7039] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7038] <... setpgid resumed>) = 0 [pid 7035] rt_sigprocmask(SIG_SETMASK, [], [pid 7039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7035] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7039] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7038] <... openat resumed>) = 3 [pid 7035] <... futex resumed>) = 0 [pid 7035] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7038] write(3, "1000", 4) = 4 [pid 7038] close(3) = 0 [pid 7038] write(1, "executing program\n", 18executing program ) = 18 [pid 7038] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7038] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 7038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7038] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7034] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7034] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7026] <... unshare resumed>) = 0 [pid 7038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7034] <... futex resumed>) = 0 [pid 7026] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7026] <... futex resumed>) = 0 [pid 7034] <... mmap resumed>) = 0x7f20a715b000 [pid 7026] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7022] exit_group(0./strace-static-x86_64: Process 7043 attached [pid 7039] <... unshare resumed>) = 0 [pid 7038] <... clone3 resumed> => {parent_tid=[7043]}, 88) = 7043 [pid 7037] <... unshare resumed>) = 0 [pid 7043] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7035] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7034] <... mprotect resumed>) = 0 [pid 7031] <... futex resumed>) = ? [pid 7026] <... futex resumed>) = ? [pid 7024] <... unshare resumed>) = 0 [pid 7022] <... exit_group resumed>) = ? [pid 7043] <... rseq resumed>) = 0 [pid 7039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] rt_sigprocmask(SIG_SETMASK, [], [pid 7034] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7043] set_robust_list(0x7f20a719c9a0, 24 [pid 7039] <... futex resumed>) = 0 [pid 7038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7043] <... set_robust_list resumed>) = 0 [pid 7039] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7043] rt_sigprocmask(SIG_SETMASK, [], [pid 7038] <... futex resumed>) = 0 [pid 7034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7045 attached [pid 7043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7038] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] +++ exited with 0 +++ [pid 7026] +++ exited with 0 +++ [pid 7024] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] +++ exited with 0 +++ [pid 7045] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7024] <... futex resumed>) = 0 [pid 7045] <... rseq resumed>) = 0 [pid 7024] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7045] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7043] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7037] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7035] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] <... clone3 resumed> => {parent_tid=[7045]}, 88) = 7045 [pid 7020] exit_group(0 [pid 7034] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7022, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 7034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7045] rt_sigprocmask(SIG_SETMASK, [], [pid 7037] <... futex resumed>) = 0 [pid 7035] <... futex resumed>) = 1 [pid 7034] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7029] <... futex resumed>) = ? [pid 7024] <... futex resumed>) = ? [pid 7020] <... exit_group resumed>) = ? [pid 7045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7039] <... futex resumed>) = 0 [pid 7037] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] <... futex resumed>) = 0 [pid 7029] +++ exited with 0 +++ [pid 7024] +++ exited with 0 +++ [pid 5821] restart_syscall(<... resuming interrupted clone ...> [pid 7045] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7039] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7034] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7045] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7039] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7045] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7035] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7045] <... futex resumed>) = 1 [pid 7039] <... futex resumed>) = 0 [pid 7035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7034] <... futex resumed>) = 0 [pid 7045] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7039] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7035] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7020] +++ exited with 0 +++ [pid 5821] <... restart_syscall resumed>) = 0 [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7020, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7035] <... futex resumed>) = 0 [pid 7034] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... futex resumed>) = 0 [pid 7035] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7034] <... futex resumed>) = 1 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7037] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7034] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7037] <... socket resumed>) = 3 [pid 7037] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7034] <... futex resumed>) = 0 [pid 7037] ioctl(3, SIOCSIFFLAGS, NULL [pid 7034] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7046 attached [pid 7039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7037] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7034] <... futex resumed>) = 0 [pid 7037] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] set_robust_list(0x55556c2686a0, 24 [pid 7039] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7037] <... futex resumed>) = 0 [pid 7034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 7046 [pid 7046] <... set_robust_list resumed>) = 0 [pid 7039] <... socket resumed>) = 3 [pid 7037] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7034] <... futex resumed>) = 0 [pid 7037] openat(AT_FDCWD, NULL, O_RDONLY [pid 7034] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7037] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7037] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7034] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7047 attached [pid 7046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] exit_group(0 [pid 5821] <... clone resumed>, child_tidptr=0x55556c268690) = 7047 [pid 7039] <... futex resumed>) = 1 [pid 7035] <... futex resumed>) = 0 [pid 7047] set_robust_list(0x55556c2686a0, 24 [pid 7046] <... prctl resumed>) = 0 [pid 7047] <... set_robust_list resumed>) = 0 [pid 7039] ioctl(3, SIOCSIFFLAGS, NULL [pid 7035] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] setpgid(0, 0 [pid 7035] <... futex resumed>) = 0 [pid 7046] <... setpgid resumed>) = 0 [pid 7045] <... futex resumed>) = ? [pid 7039] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7037] <... futex resumed>) = ? [pid 7035] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7034] <... exit_group resumed>) = ? [pid 7047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7045] +++ exited with 0 +++ [pid 7039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] +++ exited with 0 +++ [pid 7035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7039] <... futex resumed>) = 0 [pid 7035] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7039] openat(AT_FDCWD, NULL, O_RDONLY [pid 7047] <... prctl resumed>) = 0 [pid 7035] <... futex resumed>) = 0 [pid 7039] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7035] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7039] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7039] <... futex resumed>) = 0 [pid 7047] setpgid(0, 0 [pid 7046] <... openat resumed>) = 3 [pid 7039] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7035] exit_group(0 [pid 7034] +++ exited with 0 +++ [pid 7035] <... exit_group resumed>) = ? [pid 5819] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7034, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7039] <... futex resumed>) = ? [pid 5819] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7048 attached [pid 7047] <... setpgid resumed>) = 0 [pid 7048] set_robust_list(0x55556c2686a0, 24) = 0 [pid 7048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7046] write(3, "1000", 4 [pid 7039] +++ exited with 0 +++ [pid 7035] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7035, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7046] <... write resumed>) = 4 [pid 5815] restart_syscall(<... resuming interrupted clone ...> [pid 7048] <... prctl resumed>) = 0 [pid 5819] <... clone resumed>, child_tidptr=0x55556c268690) = 7048 [pid 7046] close(3 [pid 7048] setpgid(0, 0) = 0 [pid 7048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7047] <... openat resumed>) = 3 [pid 7046] <... close resumed>) = 0 [pid 5815] <... restart_syscall resumed>) = 0 [pid 7048] write(3, "1000", 4 [pid 7047] write(3, "1000", 4executing program [pid 7046] write(1, "executing program\n", 18 [pid 7048] <... write resumed>) = 4 [pid 7047] <... write resumed>) = 4 [pid 7046] <... write resumed>) = 18 [pid 7048] close(3 [pid 7047] close(3 [pid 7048] <... close resumed>) = 0 executing program [pid 7047] <... close resumed>) = 0 [pid 7046] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7048] write(1, "executing program\n", 18executing program [pid 7047] write(1, "executing program\n", 18 [pid 7046] <... futex resumed>) = 0 [pid 7048] <... write resumed>) = 18 [pid 7047] <... write resumed>) = 18 ./strace-static-x86_64: Process 7049 attached [pid 7048] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7049] set_robust_list(0x55556c2686a0, 24 [pid 7048] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = 0 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 7049 [pid 7049] <... set_robust_list resumed>) = 0 [pid 7048] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7047] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7046] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7048] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7047] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7049] <... prctl resumed>) = 0 [pid 7048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7049] setpgid(0, 0 [pid 7048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7049] <... setpgid resumed>) = 0 [pid 7048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7048] <... mmap resumed>) = 0x7f20a717c000 [pid 7047] <... mmap resumed>) = 0x7f20a717c000 [pid 7046] <... mmap resumed>) = 0x7f20a717c000 [pid 7049] <... openat resumed>) = 3 [pid 7048] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7046] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7049] write(3, "1000", 4 [pid 7048] <... mprotect resumed>) = 0 [pid 7047] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7049] <... write resumed>) = 4 [pid 7046] <... mprotect resumed>) = 0 [pid 7049] close(3executing program ) = 0 [pid 7048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7047] <... mprotect resumed>) = 0 [pid 7046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7049] write(1, "executing program\n", 18) = 18 [pid 7048] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7049] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7049] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7049] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, [pid 7038] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7050 attached [pid 7049] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7038] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7051 attached [pid 7050] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7048] <... clone3 resumed> => {parent_tid=[7051]}, 88) = 7051 [pid 7047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7046] <... clone3 resumed> => {parent_tid=[7050]}, 88) = 7050 [pid 7038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7051] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7050] <... rseq resumed>) = 0 [pid 7049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7046] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7052 attached [pid 7051] <... rseq resumed>) = 0 [pid 7050] set_robust_list(0x7f20a719c9a0, 24 [pid 7049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7048] rt_sigprocmask(SIG_SETMASK, [], [pid 7046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7038] <... mmap resumed>) = 0x7f20a715b000 [pid 7052] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7051] set_robust_list(0x7f20a719c9a0, 24 [pid 7048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7048] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... clone3 resumed> => {parent_tid=[7052]}, 88) = 7052 [pid 7048] <... futex resumed>) = 0 [pid 7047] rt_sigprocmask(SIG_SETMASK, [], [pid 7048] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7047] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7047] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7038] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7053 attached [pid 7052] <... rseq resumed>) = 0 [pid 7051] <... set_robust_list resumed>) = 0 [pid 7038] <... clone3 resumed> => {parent_tid=[7053]}, 88) = 7053 [pid 7052] set_robust_list(0x7f20a719c9a0, 24 [pid 7051] rt_sigprocmask(SIG_SETMASK, [], [pid 7050] <... set_robust_list resumed>) = 0 [pid 7049] <... mmap resumed>) = 0x7f20a717c000 [pid 7038] rt_sigprocmask(SIG_SETMASK, [], [pid 7052] <... set_robust_list resumed>) = 0 [pid 7051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7050] rt_sigprocmask(SIG_SETMASK, [], [pid 7049] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7046] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7052] rt_sigprocmask(SIG_SETMASK, [], [pid 7051] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7050] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7049] <... mprotect resumed>) = 0 [pid 7046] <... futex resumed>) = 0 [pid 7038] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7050] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7046] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7038] <... futex resumed>) = 0 [pid 7038] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7052] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0} [pid 7053] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7049] <... clone3 resumed> => {parent_tid=[7054]}, 88) = 7054 [pid 7049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7049] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7049] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7054 attached [pid 7053] <... rseq resumed>) = 0 [pid 7054] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7053] set_robust_list(0x7f20a717b9a0, 24 [pid 7054] <... rseq resumed>) = 0 [pid 7053] <... set_robust_list resumed>) = 0 [pid 7054] set_robust_list(0x7f20a719c9a0, 24 [pid 7053] rt_sigprocmask(SIG_SETMASK, [], [pid 7054] <... set_robust_list resumed>) = 0 [pid 7053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7053] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7054] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7038] <... futex resumed>) = 0 [pid 7053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7038] <... futex resumed>) = 0 [pid 7053] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7038] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7053] <... socket resumed>) = 3 [pid 7053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] <... futex resumed>) = 0 [pid 7053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7038] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7053] ioctl(3, SIOCSIFFLAGS, NULL [pid 7038] <... futex resumed>) = 0 [pid 7053] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7038] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7053] <... futex resumed>) = 0 [pid 7038] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7053] openat(AT_FDCWD, NULL, O_RDONLY [pid 7038] <... futex resumed>) = 0 [pid 7053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7038] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7053] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7053] <... futex resumed>) = 0 [pid 7053] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7048] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7049] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7048] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7049] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = 0 [pid 7046] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] <... futex resumed>) = 0 [pid 7048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7046] <... futex resumed>) = 0 [pid 7049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7048] <... mmap resumed>) = 0x7f20a715b000 [pid 7047] <... mmap resumed>) = 0x7f20a715b000 [pid 7046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7049] <... mmap resumed>) = 0x7f20a715b000 [pid 7048] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7047] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7046] <... mmap resumed>) = 0x7f20a715b000 [pid 7049] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7048] <... mprotect resumed>) = 0 [pid 7047] <... mprotect resumed>) = 0 [pid 7046] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE [pid 7049] <... mprotect resumed>) = 0 [pid 7048] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7046] <... mprotect resumed>) = 0 [pid 7049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7048] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7046] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 7057 attached ./strace-static-x86_64: Process 7056 attached ./strace-static-x86_64: Process 7055 attached [pid 7048] <... clone3 resumed> => {parent_tid=[7055]}, 88) = 7055 [pid 7046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7055] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7047] <... clone3 resumed> => {parent_tid=[7057]}, 88) = 7057 ./strace-static-x86_64: Process 7058 attached [pid 7057] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7056] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7055] <... rseq resumed>) = 0 [pid 7048] rt_sigprocmask(SIG_SETMASK, [], [pid 7047] rt_sigprocmask(SIG_SETMASK, [], [pid 7058] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7057] <... rseq resumed>) = 0 [pid 7056] <... rseq resumed>) = 0 [pid 7055] set_robust_list(0x7f20a717b9a0, 24 [pid 7049] <... clone3 resumed> => {parent_tid=[7056]}, 88) = 7056 [pid 7048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7046] <... clone3 resumed> => {parent_tid=[7058]}, 88) = 7058 [pid 7058] <... rseq resumed>) = 0 [pid 7057] set_robust_list(0x7f20a717b9a0, 24 [pid 7056] set_robust_list(0x7f20a717b9a0, 24 [pid 7055] <... set_robust_list resumed>) = 0 [pid 7049] rt_sigprocmask(SIG_SETMASK, [], [pid 7048] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] rt_sigprocmask(SIG_SETMASK, [], [pid 7058] set_robust_list(0x7f20a717b9a0, 24 [pid 7057] <... set_robust_list resumed>) = 0 [pid 7056] <... set_robust_list resumed>) = 0 [pid 7055] rt_sigprocmask(SIG_SETMASK, [], [pid 7049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7048] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = 0 [pid 7046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7058] <... set_robust_list resumed>) = 0 [pid 7057] rt_sigprocmask(SIG_SETMASK, [], [pid 7056] rt_sigprocmask(SIG_SETMASK, [], [pid 7055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] rt_sigprocmask(SIG_SETMASK, [], [pid 7057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7055] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7049] <... futex resumed>) = 0 [pid 7046] <... futex resumed>) = 0 [pid 7058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7057] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7056] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7055] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7057] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7056] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7055] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7057] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7055] <... futex resumed>) = 1 [pid 7048] <... futex resumed>) = 0 [pid 7058] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7057] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 1 [pid 7055] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7049] <... futex resumed>) = 0 [pid 7048] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... futex resumed>) = 0 [pid 7058] <... futex resumed>) = 1 [pid 7057] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = 0 [pid 7047] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] <... futex resumed>) = 0 [pid 7055] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7048] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] <... futex resumed>) = 0 [pid 7046] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... socket resumed>) = 3 [pid 7055] <... socket resumed>) = 3 [pid 7049] <... futex resumed>) = 0 [pid 7047] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] <... futex resumed>) = 0 [pid 7058] <... socket resumed>) = 3 [pid 7057] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7056] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7055] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7057] <... socket resumed>) = 3 [pid 7056] <... futex resumed>) = 0 [pid 7055] <... futex resumed>) = 1 [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7048] <... futex resumed>) = 0 [pid 7046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7058] <... futex resumed>) = 0 [pid 7057] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] ioctl(3, SIOCSIFFLAGS, NULL [pid 7057] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7055] ioctl(3, SIOCSIFFLAGS, NULL [pid 7049] <... futex resumed>) = 0 [pid 7048] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = 0 [pid 7058] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7057] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] ioctl(3, SIOCSIFFLAGS, NULL [pid 7049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7055] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7048] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = 0 [pid 7057] <... futex resumed>) = 0 [pid 7056] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7055] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... futex resumed>) = 1 [pid 7046] <... futex resumed>) = 0 [pid 7058] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7057] ioctl(3, SIOCSIFFLAGS, NULL [pid 7056] <... futex resumed>) = 1 [pid 7055] <... futex resumed>) = 0 [pid 7049] <... futex resumed>) = 0 [pid 7048] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7057] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7056] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7049] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = 0 [pid 7046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7057] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7055] openat(AT_FDCWD, NULL, O_RDONLY [pid 7049] <... futex resumed>) = 0 [pid 7048] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7046] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = 0 [pid 7057] <... futex resumed>) = 1 [pid 7056] openat(AT_FDCWD, NULL, O_RDONLY [pid 7055] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7049] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] <... futex resumed>) = 0 [pid 7046] <... futex resumed>) = 1 [pid 7058] openat(AT_FDCWD, NULL, O_RDONLY [pid 7057] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7047] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7046] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7055] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... futex resumed>) = 0 [pid 7058] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = 0 [pid 7057] openat(AT_FDCWD, NULL, O_RDONLY [pid 7056] <... futex resumed>) = 1 [pid 7055] <... futex resumed>) = 1 [pid 7049] <... futex resumed>) = 0 [pid 7048] <... futex resumed>) = 0 [pid 7047] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7057] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7056] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7055] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7057] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7047] <... futex resumed>) = 0 [pid 7057] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7050] <... unshare resumed>) = 0 [pid 7050] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7050] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7046] exit_group(0 [pid 7058] <... futex resumed>) = ? [pid 7050] <... futex resumed>) = ? [pid 7046] <... exit_group resumed>) = ? [pid 7058] +++ exited with 0 +++ [pid 7050] +++ exited with 0 +++ [pid 7046] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7046, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5814] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7060 attached , child_tidptr=0x55556c268690) = 7060 [pid 7060] set_robust_list(0x55556c2686a0, 24) = 0 [pid 7060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7060] setpgid(0, 0) = 0 [pid 7060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7060] write(3, "1000", 4) = 4 [pid 7060] close(3) = 0 [pid 7060] write(1, "executing program\n", 18executing program ) = 18 [pid 7060] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7060] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 7060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7060] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 7061 attached [pid 7061] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 7060] <... clone3 resumed> => {parent_tid=[7061]}, 88) = 7061 [pid 7061] <... rseq resumed>) = 0 [pid 7060] rt_sigprocmask(SIG_SETMASK, [], [pid 7061] set_robust_list(0x7f20a719c9a0, 24 [pid 7060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7061] <... set_robust_list resumed>) = 0 [pid 7060] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7061] rt_sigprocmask(SIG_SETMASK, [], [pid 7060] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7061] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7038] exit_group(0) = ? [pid 7053] <... futex resumed>) = ? [pid 7053] +++ exited with 0 +++ [pid 7060] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7060] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 7060] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0}./strace-static-x86_64: Process 7062 attached => {parent_tid=[7062]}, 88) = 7062 [pid 7060] rt_sigprocmask(SIG_SETMASK, [], [pid 7062] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053) = 0 [pid 7062] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7060] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7062] <... futex resumed>) = 0 [pid 7060] <... futex resumed>) = 1 [pid 7062] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000 [pid 7060] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7062] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7060] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] exit_group(0 [pid 7055] <... futex resumed>) = ? [pid 7048] <... exit_group resumed>) = ? [pid 7055] +++ exited with 0 +++ [pid 7062] <... futex resumed>) = 0 [pid 7060] <... futex resumed>) = 1 [pid 7060] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7062] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP) = 3 [pid 7062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] exit_group(0 [pid 7062] <... futex resumed>) = 1 [pid 7060] <... futex resumed>) = 0 [pid 7047] <... exit_group resumed>) = ? [pid 7060] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7062] ioctl(3, SIOCSIFFLAGS, NULL [pid 7060] <... futex resumed>) = 0 [pid 7060] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7057] <... futex resumed>) = ? [pid 7062] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7057] +++ exited with 0 +++ [pid 7062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7060] <... futex resumed>) = 0 [pid 7060] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7060] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7062] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 7062] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7060] <... futex resumed>) = 0 [pid 7062] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7054] <... unshare resumed>) = 0 [pid 7054] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7054] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7049] exit_group(0) = ? [pid 7056] <... futex resumed>) = ? [pid 7054] <... futex resumed>) = ? [pid 7056] +++ exited with 0 +++ [pid 7054] +++ exited with 0 +++ [pid 7049] +++ exited with 0 +++ [pid 5815] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7049, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5815] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5815] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7065 attached [pid 7065] set_robust_list(0x55556c2686a0, 24 [pid 5815] <... clone resumed>, child_tidptr=0x55556c268690) = 7065 [pid 7065] <... set_robust_list resumed>) = 0 [pid 7065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7065] setpgid(0, 0) = 0 [pid 7065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7065] write(3, "1000", 4) = 4 [pid 7065] close(3) = 0 executing program [pid 7065] write(1, "executing program\n", 18 [pid 7061] <... unshare resumed>) = 0 [pid 7065] <... write resumed>) = 18 [pid 7065] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7065] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 7061] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7065] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7060] exit_group(0 [pid 7065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7062] <... futex resumed>) = ? [pid 7060] <... exit_group resumed>) = ? [pid 7065] <... mmap resumed>) = 0x7f20a717c000 [pid 7062] +++ exited with 0 +++ [pid 7065] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE [pid 7061] +++ exited with 0 +++ [pid 7060] +++ exited with 0 +++ [pid 5814] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7060, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7065] <... mprotect resumed>) = 0 [pid 5814] restart_syscall(<... resuming interrupted clone ...> [pid 7065] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5814] <... restart_syscall resumed>) = 0 [pid 7065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 7067 attached => {parent_tid=[7067]}, 88) = 7067 [pid 5814] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7065] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7068 attached NULL, 8) = 0 [pid 7067] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053 [pid 5814] <... clone resumed>, child_tidptr=0x55556c268690) = 7068 [pid 7068] set_robust_list(0x55556c2686a0, 24 [pid 7067] <... rseq resumed>) = 0 [pid 7065] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7068] <... set_robust_list resumed>) = 0 [pid 7067] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7065] <... futex resumed>) = 0 [pid 7068] <... prctl resumed>) = 0 [pid 7065] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7068] setpgid(0, 0 [pid 7067] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7068] <... setpgid resumed>) = 0 [pid 7068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7068] write(3, "1000", 4executing program ) = 4 [pid 7068] close(3) = 0 [pid 7068] write(1, "executing program\n", 18) = 18 [pid 7068] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7068] rt_sigaction(SIGRT_1, {sa_handler=0x7f20a72072d0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f20a71f8950}, NULL, 8) = 0 [pid 7068] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a717c000 [pid 7068] mprotect(0x7f20a717d000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a719c990, parent_tid=0x7f20a719c990, exit_signal=0, stack=0x7f20a717c000, stack_size=0x20300, tls=0x7f20a719c6c0}./strace-static-x86_64: Process 7069 attached => {parent_tid=[7069]}, 88) = 7069 [pid 7069] rseq(0x7f20a719cfe0, 0x20, 0, 0x53053053) = 0 [pid 7068] rt_sigprocmask(SIG_SETMASK, [], [pid 7069] set_robust_list(0x7f20a719c9a0, 24) = 0 [pid 7068] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7069] rt_sigprocmask(SIG_SETMASK, [], [pid 7068] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7068] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7069] unshare(CLONE_FS|CLONE_SYSVSEM|CLONE_NEWIPC|CLONE_NEWPID|CLONE_NEWNET [pid 7065] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7065] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7065] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 7065] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7067] <... unshare resumed>) = 0 [pid 7065] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7065] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7067] <... futex resumed>) = 0 [pid 7065] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} [pid 7067] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7071 attached [pid 7071] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7065] <... clone3 resumed> => {parent_tid=[7071]}, 88) = 7071 [pid 7071] <... rseq resumed>) = 0 [pid 7065] rt_sigprocmask(SIG_SETMASK, [], [pid 7071] set_robust_list(0x7f20a717b9a0, 24) = 0 [pid 7065] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7071] rt_sigprocmask(SIG_SETMASK, [], [pid 7065] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7068] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f20a715b000 [pid 7068] mprotect(0x7f20a715c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7068] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7068] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f20a717b990, parent_tid=0x7f20a717b990, exit_signal=0, stack=0x7f20a715b000, stack_size=0x20300, tls=0x7f20a717b6c0} => {parent_tid=[7072]}, 88) = 7072 [pid 7068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7068] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7068] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7065] <... futex resumed>) = 0 [ 84.656850][ T7043] ------------[ cut here ]------------ [ 84.662494][ T7043] WARNING: CPU: 1 PID: 7043 at net/ipv6/ip6mr.c:419 ip6mr_free_table+0xbd/0x120 [ 84.671874][ T7043] Modules linked in: [ 84.675779][ T7043] CPU: 1 UID: 0 PID: 7043 Comm: syz-executor674 Not tainted 6.13.0-rc1-syzkaller-00025-gfeffde684ac2 #0 [ 84.687253][ T7043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 84.697447][ T7043] RIP: 0010:ip6mr_free_table+0xbd/0x120 [pid 7065] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7072 attached [pid 7071] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 7071] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7072] rseq(0x7f20a717bfe0, 0x20, 0, 0x53053053 [pid 7071] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7065] <... futex resumed>) = 0 [pid 7072] <... rseq resumed>) = 0 [pid 7065] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7072] set_robust_list(0x7f20a717b9a0, 24 [pid 7065] <... futex resumed>) = 1 [pid 7072] <... set_robust_list resumed>) = 0 [pid 7065] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7072] openat(AT_FDCWD, NULL, O_WRONLY|O_CREAT|O_TRUNC|O_NOATIME, 000) = -1 EFAULT (Bad address) [pid 7072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7068] <... futex resumed>) = 0 [pid 7068] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7068] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7072] <... futex resumed>) = 1 [pid 7072] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7067] <... futex resumed>) = 0 [pid 7072] <... socket resumed>) = 3 [pid 7067] socket(AF_INET, SOCK_PACKET, IPPROTO_IGMP [pid 7072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... socket resumed>) = 3 [pid 7072] <... futex resumed>) = 1 [pid 7068] <... futex resumed>) = 0 [pid 7072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7068] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7068] <... futex resumed>) = 0 [pid 7067] <... futex resumed>) = 1 [pid 7065] <... futex resumed>) = 0 [pid 7072] ioctl(3, SIOCSIFFLAGS, NULL [pid 7068] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7065] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7072] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7065] <... futex resumed>) = 0 [pid 7072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7065] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7072] <... futex resumed>) = 1 [pid 7068] <... futex resumed>) = 0 [pid 7067] ioctl(3, SIOCSIFFLAGS, NULL [pid 7072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7068] futex(0x7f20a726b318, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... ioctl resumed>) = -1 EFAULT (Bad address) [pid 7072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7068] <... futex resumed>) = 0 [pid 7072] openat(AT_FDCWD, NULL, O_RDONLY [pid 7068] futex(0x7f20a726b31c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7072] <... openat resumed>) = -1 EFAULT (Bad address) [pid 7072] futex(0x7f20a726b31c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... futex resumed>) = 1 [pid 7065] <... futex resumed>) = 0 [pid 7072] <... futex resumed>) = 1 [pid 7068] <... futex resumed>) = 0 [pid 7067] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7065] futex(0x7f20a726b308, FUTEX_WAKE_PRIVATE, 1000000 [pid 7072] futex(0x7f20a726b318, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7065] <... futex resumed>) = 0 [pid 7067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7065] futex(0x7f20a726b30c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 7067] futex(0x7f20a726b30c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7065] <... futex resumed>) = 0 [pid 7067] futex(0x7f20a726b308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7065] exit_group(0 [pid 7071] <... futex resumed>) = ? [pid 7067] <... futex resumed>) = ? [pid 7065] <... exit_group resumed>) = ? [pid 7071] +++ exited with 0 +++ [ 84.703199][ T7043] Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 44 c6 af f7 90 <0f> 0b 90 e8 3b c6 af f7 48 8d 7b 38 e8 a2 86 9c f7 48 89 df be 0f [ 84.723421][ T7043] RSP: 0018:ffffc9000c5a7bd8 EFLAGS: 00010293 [ 84.730206][ T7043] RAX: 0000000000000000 RBX: ffff88807de04000 RCX: ffffffff89ea3f94 [ 84.738217][ T7043] RDX: ffff88801cfc0000 RSI: ffffffff89ea3fcc RDI: ffff8880780b0ec0 [ 84.746339][ T7043] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 84.755112][ T7043] R10: 0000000000000001 R11: 0000000000000002 R12: ffff8880780b0000 [ 84.763119][ T7043] R13: ffff88807de04000 R14: ffff88807de04008 R15: dead000000000100 [ 84.771108][ T7043] FS: 00007f20a719c6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 84.780019][ T7043] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.786730][ T7043] CR2: 00007f20a717bd58 CR3: 000000007c9b8000 CR4: 00000000003526f0 [ 84.794729][ T7043] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.802721][ T7043] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.810747][ T7043] Call Trace: [ 84.814035][ T7043] [ 84.816954][ T7043] ? __warn+0xea/0x3c0 [ 84.821086][ T7043] ? ip6mr_free_table+0xbd/0x120 [ 84.826027][ T7043] ? report_bug+0x3c0/0x580 [ 84.830513][ T7043] ? handle_bug+0x54/0xa0 [ 84.834898][ T7043] ? exc_invalid_op+0x17/0x50 [ 84.839592][ T7043] ? asm_exc_invalid_op+0x1a/0x20 [ 84.844676][ T7043] ? ip6mr_free_table+0x84/0x120 [ 84.849628][ T7043] ? ip6mr_free_table+0xbc/0x120 [ 84.854650][ T7043] ? ip6mr_free_table+0xbd/0x120 [ 84.859599][ T7043] ? ip6mr_free_table+0xbc/0x120 [ 84.864598][ T7043] ip6mr_rules_exit+0x176/0x2d0 [ 84.869462][ T7043] ip6mr_net_exit_batch+0x53/0xa0 [ 84.874509][ T7043] ? __pfx_ip6mr_net_exit_batch+0x10/0x10 [ 84.880234][ T7043] ? __pfx_ip6mr_net_exit+0x10/0x10 [ 84.885514][ T7043] ops_exit_list+0x128/0x180 [ 84.890198][ T7043] setup_net+0x4fe/0x860 [ 84.894476][ T7043] ? __pfx_setup_net+0x10/0x10 [ 84.899246][ T7043] ? down_read_killable+0xcc/0x380 [ 84.904398][ T7043] ? __pfx_down_read_killable+0x10/0x10 [ 84.909952][ T7043] ? __raw_spin_lock_init+0x3a/0x110 [ 84.915281][ T7043] ? debug_mutex_init+0x37/0x70 [ 84.920142][ T7043] copy_net_ns+0x2b4/0x6b0 [ 84.924609][ T7043] create_new_namespaces+0x3ea/0xad0 [ 84.929894][ T7043] unshare_nsproxy_namespaces+0xc0/0x1f0 [ 84.935575][ T7043] ksys_unshare+0x45d/0xa40 [ 84.940095][ T7043] ? __pfx_ksys_unshare+0x10/0x10 [ 84.945159][ T7043] ? lockdep_hardirqs_on+0x7c/0x110 [ 84.950354][ T7043] ? _raw_spin_unlock_irq+0x2e/0x50 [ 84.955569][ T7043] __x64_sys_unshare+0x31/0x40 [ 84.960332][ T7043] do_syscall_64+0xcd/0x250 [ 84.964863][ T7043] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.970781][ T7043] RIP: 0033:0x7f20a71e1399 [ 84.975176][ T7043] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 84.994837][ T7043] RSP: 002b:00007f20a719c238 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 85.003290][ T7043] RAX: ffffffffffffffda RBX: 00007f20a726b308 RCX: 00007f20a71e1399 [ 85.011340][ T7043] RDX: 00007f20a71bd966 RSI: 0000000000000000 RDI: 0000000068040200 [ 85.019311][ T7043] RBP: 00007f20a726b300 R08: 00007fffd8886777 R09: 00007f20a719c6c0 [ 85.027324][ T7043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f20a7238074 [ 85.035335][ T7043] R13: 0000000000000000 R14: 00007fffd8886690 R15: 00007fffd8886778 [ 85.043359][ T7043] [ 85.046371][ T7043] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.053642][ T7043] CPU: 1 UID: 0 PID: 7043 Comm: syz-executor674 Not tainted 6.13.0-rc1-syzkaller-00025-gfeffde684ac2 #0 [ 85.064722][ T7043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 85.074773][ T7043] Call Trace: [ 85.078029][ T7043] [ 85.080939][ T7043] dump_stack_lvl+0x3d/0x1f0 [ 85.085517][ T7043] panic+0x71d/0x800 [ 85.089392][ T7043] ? __pfx_panic+0x10/0x10 [ 85.093787][ T7043] ? show_trace_log_lvl+0x29d/0x3d0 [ 85.098964][ T7043] ? check_panic_on_warn+0x1f/0xb0 [ 85.104073][ T7043] ? ip6mr_free_table+0xbd/0x120 [ 85.108990][ T7043] check_panic_on_warn+0xab/0xb0 [ 85.113913][ T7043] __warn+0xf6/0x3c0 [ 85.117797][ T7043] ? ip6mr_free_table+0xbd/0x120 [ 85.122713][ T7043] report_bug+0x3c0/0x580 [ 85.127022][ T7043] handle_bug+0x54/0xa0 [ 85.131157][ T7043] exc_invalid_op+0x17/0x50 [ 85.135650][ T7043] asm_exc_invalid_op+0x1a/0x20 [ 85.140503][ T7043] RIP: 0010:ip6mr_free_table+0xbd/0x120 [ 85.146037][ T7043] Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 44 c6 af f7 90 <0f> 0b 90 e8 3b c6 af f7 48 8d 7b 38 e8 a2 86 9c f7 48 89 df be 0f [ 85.165642][ T7043] RSP: 0018:ffffc9000c5a7bd8 EFLAGS: 00010293 [ 85.171696][ T7043] RAX: 0000000000000000 RBX: ffff88807de04000 RCX: ffffffff89ea3f94 [ 85.179648][ T7043] RDX: ffff88801cfc0000 RSI: ffffffff89ea3fcc RDI: ffff8880780b0ec0 [ 85.187601][ T7043] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 85.195554][ T7043] R10: 0000000000000001 R11: 0000000000000002 R12: ffff8880780b0000 [ 85.203507][ T7043] R13: ffff88807de04000 R14: ffff88807de04008 R15: dead000000000100 [ 85.211468][ T7043] ? ip6mr_free_table+0x84/0x120 [ 85.216394][ T7043] ? ip6mr_free_table+0xbc/0x120 [ 85.221321][ T7043] ? ip6mr_free_table+0xbc/0x120 [ 85.226258][ T7043] ip6mr_rules_exit+0x176/0x2d0 [ 85.231097][ T7043] ip6mr_net_exit_batch+0x53/0xa0 [ 85.236106][ T7043] ? __pfx_ip6mr_net_exit_batch+0x10/0x10 [ 85.241819][ T7043] ? __pfx_ip6mr_net_exit+0x10/0x10 [ 85.246999][ T7043] ops_exit_list+0x128/0x180 [ 85.251577][ T7043] setup_net+0x4fe/0x860 [ 85.255804][ T7043] ? __pfx_setup_net+0x10/0x10 [ 85.260549][ T7043] ? down_read_killable+0xcc/0x380 [ 85.265645][ T7043] ? __pfx_down_read_killable+0x10/0x10 [ 85.271176][ T7043] ? __raw_spin_lock_init+0x3a/0x110 [ 85.276539][ T7043] ? debug_mutex_init+0x37/0x70 [ 85.281377][ T7043] copy_net_ns+0x2b4/0x6b0 [ 85.285776][ T7043] create_new_namespaces+0x3ea/0xad0 [ 85.291054][ T7043] unshare_nsproxy_namespaces+0xc0/0x1f0 [ 85.296674][ T7043] ksys_unshare+0x45d/0xa40 [ 85.301166][ T7043] ? __pfx_ksys_unshare+0x10/0x10 [ 85.306181][ T7043] ? lockdep_hardirqs_on+0x7c/0x110 [ 85.311362][ T7043] ? _raw_spin_unlock_irq+0x2e/0x50 [ 85.316544][ T7043] __x64_sys_unshare+0x31/0x40 [ 85.321296][ T7043] do_syscall_64+0xcd/0x250 [ 85.325786][ T7043] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.331753][ T7043] RIP: 0033:0x7f20a71e1399 [ 85.336149][ T7043] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 85.355738][ T7043] RSP: 002b:00007f20a719c238 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 85.364131][ T7043] RAX: ffffffffffffffda RBX: 00007f20a726b308 RCX: 00007f20a71e1399 [ 85.372082][ T7043] RDX: 00007f20a71bd966 RSI: 0000000000000000 RDI: 0000000068040200 [ 85.380039][ T7043] RBP: 00007f20a726b300 R08: 00007fffd8886777 R09: 00007f20a719c6c0 [ 85.387990][ T7043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f20a7238074 [ 85.395941][ T7043] R13: 0000000000000000 R14: 00007fffd8886690 R15: 00007fffd8886778 [ 85.403907][ T7043] [ 85.407094][ T7043] Kernel Offset: disabled [ 85.411426][ T7043] Rebooting in 86400 seconds..