./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1436341636 <...> Warning: Permanently added '10.128.1.22' (ED25519) to the list of known hosts. execve("./syz-executor1436341636", ["./syz-executor1436341636"], 0x7ffc8fdf8590 /* 10 vars */) = 0 brk(NULL) = 0x55555742c000 brk(0x55555742cd40) = 0x55555742cd40 arch_prctl(ARCH_SET_FS, 0x55555742c3c0) = 0 set_tid_address(0x55555742c690) = 293 set_robust_list(0x55555742c6a0, 24) = 0 rseq(0x55555742cce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1436341636", 4096) = 28 getrandom("\xef\x87\x1d\xb2\x97\xdc\x32\xbd", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555742cd40 brk(0x55555744dd40) = 0x55555744dd40 brk(0x55555744e000) = 0x55555744e000 mprotect(0x7f2309084000, 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=0x55555742c690) = 294 ./strace-static-x86_64: Process 294 attached [pid 294] set_robust_list(0x55555742c6a0, 24) = 0 [pid 294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 294] setpgid(0, 0) = 0 [pid 294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 294] write(3, "1000", 4) = 4 [pid 294] close(3) = 0 [pid 294] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 294] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 294] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 294] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 294] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 295 attached => {parent_tid=[295]}, 88) = 295 [pid 295] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 295] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 294] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 295] <... futex resumed>) = 0 [pid 294] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 295] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 295] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 294] <... futex resumed>) = 0 [pid 294] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 294] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... futex resumed>) = 0 [pid 294] <... futex resumed>) = 0 [pid 295] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 294] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 294] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 294] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 295] <... setsockopt resumed>) = 0 [pid 295] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 294] <... clone3 resumed> => {parent_tid=[296]}, 88) = 296 [pid 294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 294] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 296 attached [pid 295] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [ 21.514517][ T30] audit: type=1400 audit(1715125619.494:66): avc: denied { execmem } for pid=293 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.530110][ T30] audit: type=1400 audit(1715125619.514:67): avc: denied { create } for pid=294 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 21.542934][ T30] audit: type=1400 audit(1715125619.524:68): avc: denied { setopt } for pid=294 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 294] <... futex resumed>) = 0 [pid 294] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 296] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 294] <... futex resumed>) = 0 [pid 294] exit_group(0 [pid 295] <... futex resumed>) = ? [pid 294] <... exit_group resumed>) = ? [pid 295] +++ exited with 0 +++ [pid 296] <... futex resumed>) = ? [pid 296] +++ exited with 0 +++ [pid 294] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 297 ./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x55555742c6a0, 24) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] setpgid(0, 0) = 0 [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "1000", 4) = 4 [pid 297] close(3) = 0 [pid 297] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 297] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 297] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 297] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 298 attached => {parent_tid=[298]}, 88) = 298 [pid 297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 297] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 298] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 297] <... futex resumed>) = 0 [pid 297] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 297] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 298] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 297] <... mprotect resumed>) = 0 [pid 297] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 297] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 298] <... setsockopt resumed>) = 0 [pid 298] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 299 attached [pid 297] <... clone3 resumed> => {parent_tid=[299]}, 88) = 299 [pid 299] set_robust_list(0x7f2308fa09a0, 24 [pid 297] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... set_robust_list resumed>) = 0 [pid 297] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... futex resumed>) = 0 [pid 297] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 299] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... futex resumed>) = 0 [pid 299] <... futex resumed>) = 1 [pid 297] exit_group(0 [pid 299] ????() = 0xe7 [pid 297] <... exit_group resumed>) = ? [pid 298] <... futex resumed>) = ? [pid 298] +++ exited with 0 +++ [pid 299] +++ exited with 0 +++ [pid 297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 300 ./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x55555742c6a0, 24) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3) = 0 [pid 300] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 300] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... clone3 resumed> => {parent_tid=[301]}, 88) = 301 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 301] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 300] <... futex resumed>) = 0 [pid 300] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 300] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 301] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 300] <... clone3 resumed> => {parent_tid=[302]}, 88) = 302 ./strace-static-x86_64: Process 302 attached [pid 300] rt_sigprocmask(SIG_SETMASK, [], [pid 301] <... setsockopt resumed>) = 0 [pid 302] set_robust_list(0x7f2308fa09a0, 24 [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... set_robust_list resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], [pid 301] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [ 21.562483][ T30] audit: type=1400 audit(1715125619.524:69): avc: denied { write } for pid=294 comm="syz-executor143" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 302] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 302] <... futex resumed>) = 1 [pid 300] exit_group(0 [pid 302] ????( [pid 300] <... exit_group resumed>) = ? [pid 301] <... futex resumed>) = 231 [pid 302] <... ???? resumed>) = ? [pid 301] +++ exited with 0 +++ [pid 302] +++ exited with 0 +++ [pid 300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 303 ./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x55555742c6a0, 24) = 0 [pid 303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 303] setpgid(0, 0) = 0 [pid 303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1000", 4) = 4 [pid 303] close(3) = 0 [pid 303] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 303] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 303] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x7f2308fc19a0, 24 [pid 303] <... clone3 resumed> => {parent_tid=[304]}, 88) = 304 [pid 304] <... set_robust_list resumed>) = 0 [pid 304] rt_sigprocmask(SIG_SETMASK, [], [pid 303] rt_sigprocmask(SIG_SETMASK, [], [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 303] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 304] <... futex resumed>) = 0 [pid 304] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 303] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] <... futex resumed>) = 0 [pid 303] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... setsockopt resumed>) = 0 [pid 303] <... futex resumed>) = 0 [pid 304] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 304] <... futex resumed>) = 0 [pid 303] <... mmap resumed>) = 0x7f2308f80000 [pid 304] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 305 attached => {parent_tid=[305]}, 88) = 305 [pid 305] set_robust_list(0x7f2308fa09a0, 24 [pid 303] rt_sigprocmask(SIG_SETMASK, [], [pid 305] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], [pid 303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 303] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 303] <... futex resumed>) = 0 [pid 303] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... sendmsg resumed>) = 0 [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 305] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 303] <... futex resumed>) = 0 [pid 305] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 303] exit_group(0) = ? [pid 304] <... futex resumed>) = ? [pid 304] +++ exited with 0 +++ [pid 305] <... futex resumed>) = ? [pid 305] +++ exited with 0 +++ [pid 303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 306 ./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x55555742c6a0, 24) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 306] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 306] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[307]}, 88) = 307 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 307 attached [pid 306] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 307] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 306] <... futex resumed>) = 0 [pid 306] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 306] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 307] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 307] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] <... clone3 resumed> => {parent_tid=[308]}, 88) = 308 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 306] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 308] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] <... futex resumed>) = 0 [pid 306] exit_group(0 [pid 307] <... futex resumed>) = ? [pid 306] <... exit_group resumed>) = ? [pid 307] +++ exited with 0 +++ [pid 308] <... futex resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 309 ./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x55555742c6a0, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 309] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 309] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[310]}, 88) = 310 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 309] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 310] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 310] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 309] <... futex resumed>) = 0 [pid 309] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 309] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 310] <... setsockopt resumed>) = 0 [pid 309] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 311 attached [pid 310] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... clone3 resumed> => {parent_tid=[311]}, 88) = 311 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 309] <... futex resumed>) = 0 [pid 309] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 311] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 309] <... futex resumed>) = 0 [pid 311] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 309] exit_group(0 [pid 310] <... futex resumed>) = ? [pid 309] <... exit_group resumed>) = ? [pid 310] +++ exited with 0 +++ [pid 311] <... futex resumed>) = ? [pid 311] +++ exited with 0 +++ [pid 309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 312 attached , child_tidptr=0x55555742c690) = 312 [pid 312] set_robust_list(0x55555742c6a0, 24) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 312] setpgid(0, 0) = 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 312] write(3, "1000", 4) = 4 [pid 312] close(3) = 0 [pid 312] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 312] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 312] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 312] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 313 attached => {parent_tid=[313]}, 88) = 313 [pid 313] set_robust_list(0x7f2308fc19a0, 24 [pid 312] rt_sigprocmask(SIG_SETMASK, [], [pid 313] <... set_robust_list resumed>) = 0 [pid 313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 313] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 312] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 313] <... futex resumed>) = 0 [pid 312] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 313] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 313] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 312] <... futex resumed>) = 0 [pid 312] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 312] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 313] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... mmap resumed>) = 0x7f2308f80000 [pid 312] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 314 attached => {parent_tid=[314]}, 88) = 314 [pid 312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 312] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 312] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 314] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 314] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 312] <... futex resumed>) = 0 [pid 312] exit_group(0) = ? [pid 313] <... futex resumed>) = ? [pid 313] +++ exited with 0 +++ [pid 314] +++ exited with 0 +++ [pid 312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 315 attached , child_tidptr=0x55555742c690) = 315 [pid 315] set_robust_list(0x55555742c6a0, 24) = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 315] setpgid(0, 0) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 315] write(3, "1000", 4) = 4 [pid 315] close(3) = 0 [pid 315] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 315] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 315] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 315] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 315] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 316 attached => {parent_tid=[316]}, 88) = 316 [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 315] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 315] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 316] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 316] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 316] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 315] <... futex resumed>) = 0 [pid 316] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 315] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 315] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 315] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 316] <... setsockopt resumed>) = 0 [pid 315] <... mprotect resumed>) = 0 [pid 315] rt_sigprocmask(SIG_BLOCK, ~[], [pid 316] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... rt_sigprocmask resumed>[], 8) = 0 [pid 315] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 316] <... futex resumed>) = 0 [pid 315] <... clone3 resumed> => {parent_tid=[317]}, 88) = 317 [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 315] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 315] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 316] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 317] <... sendmsg resumed>) = 0 [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 317] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 315] <... futex resumed>) = 0 [pid 315] exit_group(0 [pid 316] <... futex resumed>) = ? [pid 317] exit_group(0 [pid 315] <... exit_group resumed>) = ? [pid 317] +++ exited with 0 +++ [pid 316] +++ exited with 0 +++ [pid 315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached , child_tidptr=0x55555742c690) = 318 [pid 318] set_robust_list(0x55555742c6a0, 24) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3) = 0 [pid 318] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 318] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 318] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 318] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 319] rt_sigprocmask(SIG_SETMASK, [], [pid 318] <... clone3 resumed> => {parent_tid=[319]}, 88) = 319 [pid 319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 319] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 318] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = 0 [pid 318] <... futex resumed>) = 1 [pid 318] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 319] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 319] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] <... futex resumed>) = 0 [pid 318] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] <... futex resumed>) = 0 [pid 319] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 319] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 318] <... futex resumed>) = 0 [pid 318] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 319] <... sendmsg resumed>) = 0 [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 319] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 318] <... futex resumed>) = 0 [pid 319] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] exit_group(0) = ? [pid 319] <... futex resumed>) = ? [pid 319] +++ exited with 0 +++ [pid 318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 320 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x55555742c6a0, 24) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 [pid 320] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 320] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 321 attached => {parent_tid=[321]}, 88) = 321 [pid 321] set_robust_list(0x7f2308fc19a0, 24 [pid 320] rt_sigprocmask(SIG_SETMASK, [], [pid 321] <... set_robust_list resumed>) = 0 [pid 321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 321] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 320] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 321] <... futex resumed>) = 0 [pid 320] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 321] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 320] <... futex resumed>) = 0 [pid 320] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 320] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[322]}, 88) = 322 [pid 321] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 320] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 322 attached [pid 322] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 321] <... setsockopt resumed>) = 0 [pid 321] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] <... sendmsg resumed>) = 0 [pid 321] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 322] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] <... futex resumed>) = 0 [pid 320] exit_group(0) = ? [pid 321] <... futex resumed>) = 231 [pid 321] +++ exited with 0 +++ [pid 322] <... futex resumed>) = ? [pid 322] +++ exited with 0 +++ [pid 320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 323 ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x55555742c6a0, 24) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 323] setpgid(0, 0) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 323] close(3) = 0 [pid 323] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 323] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 323] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 324 attached => {parent_tid=[324]}, 88) = 324 [pid 324] set_robust_list(0x7f2308fc19a0, 24 [pid 323] rt_sigprocmask(SIG_SETMASK, [], [pid 324] <... set_robust_list resumed>) = 0 [pid 323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 324] rt_sigprocmask(SIG_SETMASK, [], [pid 323] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 323] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 324] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 323] <... futex resumed>) = 0 [pid 323] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 323] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 323] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[325]}, 88) = 325 [pid 324] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 323] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 323] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 324] <... setsockopt resumed>) = 0 [pid 325] <... sendmsg resumed>) = 0 [pid 324] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 324] <... futex resumed>) = 0 [pid 325] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 325] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 323] <... futex resumed>) = 0 [pid 323] exit_group(0) = ? [pid 325] <... futex resumed>) = ? [pid 324] +++ exited with 0 +++ [pid 325] +++ exited with 0 +++ [pid 323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 326 ./strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x55555742c6a0, 24) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 326] setpgid(0, 0) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 326] write(3, "1000", 4) = 4 [pid 326] close(3) = 0 [pid 326] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 326] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 326] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 326] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 326] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[327]}, 88) = 327 ./strace-static-x86_64: Process 327 attached [pid 326] rt_sigprocmask(SIG_SETMASK, [], [pid 327] set_robust_list(0x7f2308fc19a0, 24 [pid 326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 327] <... set_robust_list resumed>) = 0 [pid 327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 327] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 327] <... futex resumed>) = 0 [pid 327] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 327] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 326] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 327] <... futex resumed>) = 0 [pid 327] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 327] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 327] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 327] <... futex resumed>) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 326] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 327] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 326] <... futex resumed>) = 0 [pid 327] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] exit_group(0) = ? [pid 327] <... futex resumed>) = ? [pid 327] +++ exited with 0 +++ [pid 326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 328 ./strace-static-x86_64: Process 328 attached [pid 328] set_robust_list(0x55555742c6a0, 24) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 328] setpgid(0, 0) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 [pid 328] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 328] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 329] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] <... clone3 resumed> => {parent_tid=[329]}, 88) = 329 [pid 328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 328] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 329] <... futex resumed>) = 0 [pid 329] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 328] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 329] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 328] <... futex resumed>) = 0 [pid 328] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 328] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 329] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 329] <... setsockopt resumed>) = 0 [pid 328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[330]}, 88) = 330 [pid 328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 328] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 329] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 329] <... futex resumed>) = 0 [pid 330] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 329] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] <... futex resumed>) = 0 [pid 328] exit_group(0) = ? [pid 329] <... futex resumed>) = ? [pid 330] <... futex resumed>) = ? [pid 329] +++ exited with 0 +++ [pid 330] +++ exited with 0 +++ [pid 328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 331 attached , child_tidptr=0x55555742c690) = 331 [pid 331] set_robust_list(0x55555742c6a0, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 0 [pid 331] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 331] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x7f2308fc19a0, 24 [pid 331] <... clone3 resumed> => {parent_tid=[332]}, 88) = 332 [pid 332] <... set_robust_list resumed>) = 0 [pid 332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 332] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 331] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 332] <... futex resumed>) = 0 [pid 332] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 332] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 332] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 332] <... futex resumed>) = 0 [pid 331] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 331] <... futex resumed>) = 0 [pid 331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 331] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 332] <... setsockopt resumed>) = 0 [pid 332] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... mprotect resumed>) = 0 [pid 332] <... futex resumed>) = 0 [pid 332] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 333 attached => {parent_tid=[333]}, 88) = 333 [pid 333] set_robust_list(0x7f2308fa09a0, 24 [pid 331] rt_sigprocmask(SIG_SETMASK, [], [pid 333] <... set_robust_list resumed>) = 0 [pid 331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 333] rt_sigprocmask(SIG_SETMASK, [], [pid 331] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 331] <... futex resumed>) = 0 [pid 333] <... sendmsg resumed>) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 331] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... sendmsg resumed>) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 333] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 331] <... futex resumed>) = 0 [pid 333] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] exit_group(0 [pid 332] <... futex resumed>) = ? [pid 331] <... exit_group resumed>) = ? [pid 332] +++ exited with 0 +++ [pid 333] <... futex resumed>) = ? [pid 333] +++ exited with 0 +++ [pid 331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 334 ./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x55555742c6a0, 24) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 334] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 334] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] <... clone3 resumed> => {parent_tid=[335]}, 88) = 335 [pid 334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 334] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 335] <... futex resumed>) = 0 [pid 335] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 335] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 334] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = 0 [pid 334] <... futex resumed>) = 1 [pid 335] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 334] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... setsockopt resumed>) = 0 [pid 334] <... futex resumed>) = 0 [pid 334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 335] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... mmap resumed>) = 0x7f2308f80000 [pid 335] <... futex resumed>) = 0 [pid 334] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 335] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] <... mprotect resumed>) = 0 [pid 334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 336 attached => {parent_tid=[336]}, 88) = 336 [pid 336] set_robust_list(0x7f2308fa09a0, 24 [pid 334] rt_sigprocmask(SIG_SETMASK, [], [pid 336] <... set_robust_list resumed>) = 0 [pid 334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 336] rt_sigprocmask(SIG_SETMASK, [], [pid 334] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 334] <... futex resumed>) = 0 [pid 334] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 336] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] <... futex resumed>) = 0 [pid 334] exit_group(0 [pid 335] <... futex resumed>) = ? [pid 334] <... exit_group resumed>) = ? [pid 335] +++ exited with 0 +++ [pid 336] <... futex resumed>) = ? [pid 336] +++ exited with 0 +++ [pid 334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 337 ./strace-static-x86_64: Process 337 attached [pid 337] set_robust_list(0x55555742c6a0, 24) = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 337] setpgid(0, 0) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 337] write(3, "1000", 4) = 4 [pid 337] close(3) = 0 [pid 337] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 337] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 337] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 338 attached => {parent_tid=[338]}, 88) = 338 [pid 338] set_robust_list(0x7f2308fc19a0, 24 [pid 337] rt_sigprocmask(SIG_SETMASK, [], [pid 338] <... set_robust_list resumed>) = 0 [pid 337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 338] rt_sigprocmask(SIG_SETMASK, [], [pid 337] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 338] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 337] <... futex resumed>) = 0 [pid 337] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 338] <... socketpair resumed>[3, 4]) = 0 [pid 338] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 337] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 338] <... futex resumed>) = 0 [pid 337] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 337] <... futex resumed>) = 0 [pid 337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 338] <... setsockopt resumed>) = 0 [pid 337] <... mmap resumed>) = 0x7f2308f80000 [pid 337] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 338] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 337] <... mprotect resumed>) = 0 [pid 337] rt_sigprocmask(SIG_BLOCK, ~[], [pid 338] <... futex resumed>) = 0 [pid 337] <... rt_sigprocmask resumed>[], 8) = 0 [pid 337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 338] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 337] <... clone3 resumed> => {parent_tid=[339]}, 88) = 339 [pid 337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 337] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 337] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 339] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 337] <... futex resumed>) = 0 [pid 339] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 337] exit_group(0 [pid 339] <... futex resumed>) = ? [pid 337] <... exit_group resumed>) = ? [pid 339] +++ exited with 0 +++ [pid 338] <... futex resumed>) = ? [pid 338] +++ exited with 0 +++ [pid 337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 340 ./strace-static-x86_64: Process 340 attached [pid 340] set_robust_list(0x55555742c6a0, 24) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 340] setpgid(0, 0) = 0 [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 [pid 340] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 340] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 340] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] <... clone3 resumed> => {parent_tid=[341]}, 88) = 341 [pid 340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 340] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 341] <... futex resumed>) = 0 [pid 341] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 340] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 341] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 341] <... futex resumed>) = 0 [pid 340] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 340] <... futex resumed>) = 0 [pid 340] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] <... setsockopt resumed>) = 0 [pid 340] <... futex resumed>) = 0 [pid 341] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 340] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 342 attached => {parent_tid=[342]}, 88) = 342 [pid 342] set_robust_list(0x7f2308fa09a0, 24 [pid 340] rt_sigprocmask(SIG_SETMASK, [], [pid 342] <... set_robust_list resumed>) = 0 [pid 340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 342] rt_sigprocmask(SIG_SETMASK, [], [pid 340] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 340] <... futex resumed>) = 0 [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 340] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] <... sendmsg resumed>) = 0 [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 342] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 340] <... futex resumed>) = 0 [pid 342] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] exit_group(0 [pid 341] <... futex resumed>) = ? [pid 340] <... exit_group resumed>) = ? [pid 341] +++ exited with 0 +++ [pid 342] <... futex resumed>) = ? [pid 342] +++ exited with 0 +++ [pid 340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 343 ./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x55555742c6a0, 24) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 343] setpgid(0, 0) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3) = 0 [pid 343] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 343] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 344 attached => {parent_tid=[344]}, 88) = 344 [pid 344] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 343] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 343] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 344] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 343] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 344] <... futex resumed>) = 0 [pid 343] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 343] <... futex resumed>) = 0 [pid 343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 344] <... setsockopt resumed>) = 0 [pid 343] <... mmap resumed>) = 0x7f2308f80000 [pid 344] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 344] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 343] <... mprotect resumed>) = 0 [pid 343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 345 attached => {parent_tid=[345]}, 88) = 345 [pid 345] set_robust_list(0x7f2308fa09a0, 24 [pid 343] rt_sigprocmask(SIG_SETMASK, [], [pid 345] <... set_robust_list resumed>) = 0 [pid 343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 345] rt_sigprocmask(SIG_SETMASK, [], [pid 343] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 343] <... futex resumed>) = 0 [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 343] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... sendmsg resumed>) = 0 [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 345] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 345] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 343] <... futex resumed>) = 0 [pid 343] exit_group(0) = ? [pid 344] <... futex resumed>) = ? [pid 344] +++ exited with 0 +++ [pid 345] <... futex resumed>) = ? [pid 345] +++ exited with 0 +++ [pid 343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 346 ./strace-static-x86_64: Process 346 attached [pid 346] set_robust_list(0x55555742c6a0, 24) = 0 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [pid 346] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 346] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 347 attached => {parent_tid=[347]}, 88) = 347 [pid 347] set_robust_list(0x7f2308fc19a0, 24 [pid 346] rt_sigprocmask(SIG_SETMASK, [], [pid 347] <... set_robust_list resumed>) = 0 [pid 346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 346] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] rt_sigprocmask(SIG_SETMASK, [], [pid 346] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 347] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 347] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 346] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 346] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 347] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4./strace-static-x86_64: Process 348 attached [pid 346] <... clone3 resumed> => {parent_tid=[348]}, 88) = 348 [pid 348] set_robust_list(0x7f2308fa09a0, 24 [pid 346] rt_sigprocmask(SIG_SETMASK, [], [pid 347] <... setsockopt resumed>) = 0 [pid 346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 348] <... set_robust_list resumed>) = 0 [pid 346] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] rt_sigprocmask(SIG_SETMASK, [], [pid 346] <... futex resumed>) = 0 [pid 348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 346] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 347] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] <... sendmsg resumed>) = 0 [pid 347] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 348] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 346] <... futex resumed>) = 0 [pid 348] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 346] exit_group(0) = ? [pid 347] <... futex resumed>) = ? [pid 348] <... futex resumed>) = ? [pid 347] +++ exited with 0 +++ [pid 348] +++ exited with 0 +++ [pid 346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 350 ./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x55555742c6a0, 24) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 [pid 350] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 350] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[351]}, 88) = 351 [pid 350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 351 attached [pid 350] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 351] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 351] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 351] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 350] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[352]}, 88) = 352 [pid 350] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 352 attached NULL, 8) = 0 [pid 352] set_robust_list(0x7f2308fa09a0, 24 [pid 350] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] <... set_robust_list resumed>) = 0 [pid 350] <... futex resumed>) = 0 [pid 352] rt_sigprocmask(SIG_SETMASK, [], [pid 350] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 351] <... setsockopt resumed>) = 0 [pid 352] <... sendmsg resumed>) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 351] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 351] <... futex resumed>) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 351] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 352] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] <... futex resumed>) = 0 [pid 352] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] exit_group(0) = ? [pid 352] <... futex resumed>) = ? [pid 351] <... futex resumed>) = ? [pid 351] +++ exited with 0 +++ [pid 352] +++ exited with 0 +++ [pid 350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 353 ./strace-static-x86_64: Process 353 attached [pid 353] set_robust_list(0x55555742c6a0, 24) = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 353] setpgid(0, 0) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4) = 4 [pid 353] close(3) = 0 [pid 353] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 353] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[354]}, 88) = 354 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 354] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 354] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 353] <... futex resumed>) = 0 [pid 353] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 353] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[355]}, 88) = 355 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 353] <... futex resumed>) = 0 [pid 355] <... futex resumed>) = 1 [pid 355] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] <... futex resumed>) = 1 [pid 354] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 354] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 353] exit_group(0) = ? [pid 355] <... futex resumed>) = ? [pid 355] +++ exited with 0 +++ [pid 354] <... futex resumed>) = ? [pid 354] +++ exited with 0 +++ [pid 353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 356 ./strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x55555742c6a0, 24) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 [pid 356] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 356] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 357 attached => {parent_tid=[357]}, 88) = 357 [pid 357] set_robust_list(0x7f2308fc19a0, 24 [pid 356] rt_sigprocmask(SIG_SETMASK, [], [pid 357] <... set_robust_list resumed>) = 0 [pid 356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 357] rt_sigprocmask(SIG_SETMASK, [], [pid 356] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 357] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 357] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 356] <... futex resumed>) = 0 [pid 356] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 357] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 356] <... futex resumed>) = 0 [pid 357] <... setsockopt resumed>) = 0 [pid 356] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 356] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 358 attached => {parent_tid=[358]}, 88) = 358 [pid 357] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] set_robust_list(0x7f2308fa09a0, 24 [pid 356] rt_sigprocmask(SIG_SETMASK, [], [pid 358] <... set_robust_list resumed>) = 0 [pid 356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 358] rt_sigprocmask(SIG_SETMASK, [], [pid 356] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 356] <... futex resumed>) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 356] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... sendmsg resumed>) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 356] <... futex resumed>) = 0 [pid 356] exit_group(0) = ? [pid 358] +++ exited with 0 +++ [pid 357] <... futex resumed>) = ? [pid 357] +++ exited with 0 +++ [pid 356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 359 ./strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x55555742c6a0, 24) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3) = 0 [pid 359] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 359] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[360]}, 88) = 360 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 359] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 360] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 360] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 359] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[361]}, 88) = 361 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 359] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... futex resumed>) = 1 [pid 360] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 360] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] exit_group(0 [pid 360] <... futex resumed>) = ? [pid 359] <... exit_group resumed>) = ? [pid 360] +++ exited with 0 +++ [pid 361] <... futex resumed>) = ? [pid 361] +++ exited with 0 +++ [pid 359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 362 ./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x55555742c6a0, 24) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 362] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 363 attached => {parent_tid=[363]}, 88) = 363 [pid 362] rt_sigprocmask(SIG_SETMASK, [], [pid 363] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 363] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 363] <... futex resumed>) = 0 [pid 363] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 362] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... socketpair resumed>[3, 4]) = 0 [pid 363] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 363] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 363] <... futex resumed>) = 0 [pid 363] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 363] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 362] <... futex resumed>) = 0 [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 362] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 363] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... futex resumed>) = 0 [pid 363] <... futex resumed>) = 1 [pid 362] exit_group(0) = ? [pid 363] +++ exited with 0 +++ [pid 362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 364 ./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x55555742c6a0, 24) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 364] write(3, "1000", 4) = 4 [pid 364] close(3) = 0 [pid 364] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 364] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 364] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 365 attached => {parent_tid=[365]}, 88) = 365 [pid 365] set_robust_list(0x7f2308fc19a0, 24 [pid 364] rt_sigprocmask(SIG_SETMASK, [], [pid 365] <... set_robust_list resumed>) = 0 [pid 364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] <... futex resumed>) = 0 [pid 365] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 364] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 364] <... futex resumed>) = 0 [pid 365] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 365] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = 0 [pid 364] <... futex resumed>) = 1 [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 364] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... sendmsg resumed>) = 0 [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 365] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 364] <... futex resumed>) = 0 [pid 365] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 364] exit_group(0) = ? [pid 365] <... futex resumed>) = ? [pid 365] +++ exited with 0 +++ [pid 364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 366 attached , child_tidptr=0x55555742c690) = 366 [pid 366] set_robust_list(0x55555742c6a0, 24) = 0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3) = 0 [pid 366] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 366] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 366] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 367] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 366] <... clone3 resumed> => {parent_tid=[367]}, 88) = 367 [pid 366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 366] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 367] <... futex resumed>) = 0 [pid 366] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 367] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 367] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 366] <... futex resumed>) = 0 [pid 366] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 366] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 367] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 366] <... mprotect resumed>) = 0 [pid 367] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 367] <... futex resumed>) = 0 [pid 366] <... clone3 resumed> => {parent_tid=[368]}, 88) = 368 [pid 366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 366] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 366] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 368] rt_sigprocmask(SIG_SETMASK, [], [pid 367] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 368] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] <... futex resumed>) = 0 [pid 366] exit_group(0) = ? [pid 367] <... futex resumed>) = ? [pid 367] +++ exited with 0 +++ [pid 368] <... futex resumed>) = ? [pid 368] +++ exited with 0 +++ [pid 366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 369 ./strace-static-x86_64: Process 369 attached [pid 369] set_robust_list(0x55555742c6a0, 24) = 0 [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 369] setpgid(0, 0) = 0 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3) = 0 [pid 369] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 369] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 369] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 369] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 369] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 370] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... clone3 resumed> => {parent_tid=[370]}, 88) = 370 [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 369] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 1 [pid 370] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 369] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 370] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 369] <... futex resumed>) = 0 [pid 370] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 369] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] <... setsockopt resumed>) = 0 [pid 369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 370] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 370] <... futex resumed>) = 0 [pid 369] rt_sigprocmask(SIG_BLOCK, ~[], [pid 370] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] <... rt_sigprocmask resumed>[], 8) = 0 [pid 369] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 371 attached => {parent_tid=[371]}, 88) = 371 [pid 371] set_robust_list(0x7f2308fa09a0, 24 [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 369] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... set_robust_list resumed>) = 0 [pid 369] <... futex resumed>) = 0 [pid 371] rt_sigprocmask(SIG_SETMASK, [], [pid 369] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 371] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 369] <... futex resumed>) = 0 [pid 371] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 369] exit_group(0) = ? [pid 371] <... futex resumed>) = 231 [pid 370] <... futex resumed>) = ? [pid 370] +++ exited with 0 +++ [pid 371] +++ exited with 0 +++ [pid 369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 372 ./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x55555742c6a0, 24) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 372] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 373 attached => {parent_tid=[373]}, 88) = 373 [pid 373] set_robust_list(0x7f2308fc19a0, 24 [pid 372] rt_sigprocmask(SIG_SETMASK, [], [pid 373] <... set_robust_list resumed>) = 0 [pid 372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 373] rt_sigprocmask(SIG_SETMASK, [], [pid 372] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 372] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 373] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 373] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 372] <... futex resumed>) = 0 [pid 372] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 372] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 372] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[374]}, 88) = 374 [pid 373] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 372] rt_sigprocmask(SIG_SETMASK, [], [pid 373] <... setsockopt resumed>) = 0 [pid 372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 372] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 373] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... sendmsg resumed>) = 0 [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 373] <... futex resumed>) = 0 [pid 374] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 373] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 374] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 374] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] <... futex resumed>) = 0 [pid 374] <... futex resumed>) = 1 [pid 372] exit_group(0) = ? [pid 373] <... futex resumed>) = ? [pid 374] +++ exited with 0 +++ [pid 373] +++ exited with 0 +++ [pid 372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 375 attached , child_tidptr=0x55555742c690) = 375 [pid 375] set_robust_list(0x55555742c6a0, 24) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 375] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 375] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 375] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 376] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 375] <... clone3 resumed> => {parent_tid=[376]}, 88) = 376 [pid 375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 375] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 376] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 375] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 376] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 375] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 376] <... futex resumed>) = 0 [pid 375] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 375] <... futex resumed>) = 0 [pid 375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 376] <... setsockopt resumed>) = 0 [pid 375] <... mmap resumed>) = 0x7f2308f80000 [pid 375] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 376] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] <... mprotect resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 375] rt_sigprocmask(SIG_BLOCK, ~[], [pid 376] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 375] <... rt_sigprocmask resumed>[], 8) = 0 [pid 375] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 377 attached => {parent_tid=[377]}, 88) = 377 [pid 377] set_robust_list(0x7f2308fa09a0, 24 [pid 375] rt_sigprocmask(SIG_SETMASK, [], [pid 377] <... set_robust_list resumed>) = 0 [pid 375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 377] rt_sigprocmask(SIG_SETMASK, [], [pid 375] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 377] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 375] <... futex resumed>) = 0 [pid 375] exit_group(0) = ? [pid 376] <... futex resumed>) = ? [pid 376] +++ exited with 0 +++ [pid 377] +++ exited with 0 +++ [pid 375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 378 ./strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x55555742c6a0, 24) = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 [pid 378] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 378] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 378] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 378] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 378] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 378] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 379 attached => {parent_tid=[379]}, 88) = 379 [pid 379] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 379] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 378] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 379] <... futex resumed>) = 0 [pid 379] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 378] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 379] <... socketpair resumed>[3, 4]) = 0 [pid 379] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 379] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 379] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 378] <... futex resumed>) = 1 [pid 379] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] <... futex resumed>) = 0 [pid 378] <... futex resumed>) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 378] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 379] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] <... futex resumed>) = 0 [pid 379] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 378] exit_group(0) = ? [pid 379] <... futex resumed>) = ? [pid 379] +++ exited with 0 +++ [pid 378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 380 attached , child_tidptr=0x55555742c690) = 380 [pid 380] set_robust_list(0x55555742c6a0, 24) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 380] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 381 attached => {parent_tid=[381]}, 88) = 381 [pid 381] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 381] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 380] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 381] <... futex resumed>) = 0 [pid 381] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 380] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 381] <... futex resumed>) = 0 [pid 381] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 381] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 380] <... futex resumed>) = 0 [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 380] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] <... sendmsg resumed>) = 0 [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 381] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 381] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] exit_group(0) = ? [pid 381] <... futex resumed>) = ? [pid 381] +++ exited with 0 +++ [pid 380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 382 attached , child_tidptr=0x55555742c690) = 382 [pid 382] set_robust_list(0x55555742c6a0, 24) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 382] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 383] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] <... clone3 resumed> => {parent_tid=[383]}, 88) = 383 [pid 382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 382] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 0 [pid 382] <... futex resumed>) = 1 [pid 383] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 382] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] <... socketpair resumed>[3, 4]) = 0 [pid 383] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 383] <... futex resumed>) = 0 [pid 383] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 383] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] <... futex resumed>) = 0 [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 382] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 383] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 383] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] <... futex resumed>) = 0 [pid 382] exit_group(0) = ? [pid 383] <... futex resumed>) = ? [pid 383] +++ exited with 0 +++ [pid 382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 384 ./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x55555742c6a0, 24) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 384] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 384] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 385 attached => {parent_tid=[385]}, 88) = 385 [pid 385] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 385] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 384] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 385] <... futex resumed>) = 0 [pid 384] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 385] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 384] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 385] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 384] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 385] <... setsockopt resumed>) = 0 [pid 385] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[386]}, 88) = 386 ./strace-static-x86_64: Process 386 attached [pid 385] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 384] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 386] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 384] exit_group(0 [pid 386] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] <... exit_group resumed>) = ? [pid 386] <... futex resumed>) = ? [pid 385] <... futex resumed>) = ? [pid 385] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ [pid 384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 387 ./strace-static-x86_64: Process 387 attached [pid 387] set_robust_list(0x55555742c6a0, 24) = 0 [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 387] setpgid(0, 0) = 0 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 387] write(3, "1000", 4) = 4 [pid 387] close(3) = 0 [pid 387] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 387] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 387] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 388 attached => {parent_tid=[388]}, 88) = 388 [pid 387] rt_sigprocmask(SIG_SETMASK, [], [pid 388] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 388] rt_sigprocmask(SIG_SETMASK, [], [pid 387] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 387] <... futex resumed>) = 0 [pid 388] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 387] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] <... socketpair resumed>[3, 4]) = 0 [pid 388] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 387] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 388] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 387] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 387] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 388] <... setsockopt resumed>) = 0 ./strace-static-x86_64: Process 389 attached [pid 387] <... clone3 resumed> => {parent_tid=[389]}, 88) = 389 [pid 387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 387] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 387] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 389] set_robust_list(0x7f2308fa09a0, 24 [pid 388] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... set_robust_list resumed>) = 0 [pid 388] <... futex resumed>) = 0 [pid 389] rt_sigprocmask(SIG_SETMASK, [], [pid 388] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 389] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] exit_group(0 [pid 388] <... futex resumed>) = ? [pid 387] <... exit_group resumed>) = ? [pid 388] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ [pid 387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 390 ./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x55555742c6a0, 24) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 390] setpgid(0, 0) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 390] close(3) = 0 [pid 390] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 390] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 390] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 390] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 390] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 390] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 391 attached => {parent_tid=[391]}, 88) = 391 [pid 391] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 391] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 390] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 390] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 391] <... socketpair resumed>[3, 4]) = 0 [pid 391] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] <... futex resumed>) = 0 [pid 390] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 391] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 391] <... futex resumed>) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 391] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 390] exit_group(0) = ? [pid 391] <... futex resumed>) = ? [pid 391] +++ exited with 0 +++ [pid 390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 392 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x55555742c6a0, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 392] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 393 attached => {parent_tid=[393]}, 88) = 393 [pid 393] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 393] <... futex resumed>) = 0 [pid 393] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 392] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... socketpair resumed>[3, 4]) = 0 [pid 393] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 392] <... futex resumed>) = 0 [pid 393] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 392] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 393] <... setsockopt resumed>) = 0 [pid 392] <... mmap resumed>) = 0x7f2308f80000 [pid 393] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 393] <... futex resumed>) = 0 [pid 392] <... mprotect resumed>) = 0 [pid 393] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x7f2308fa09a0, 24 [pid 392] <... clone3 resumed> => {parent_tid=[394]}, 88) = 394 [pid 394] <... set_robust_list resumed>) = 0 [pid 392] rt_sigprocmask(SIG_SETMASK, [], [pid 394] rt_sigprocmask(SIG_SETMASK, [], [pid 392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 392] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 392] <... futex resumed>) = 0 [pid 394] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] exit_group(0 [pid 393] <... futex resumed>) = ? [pid 392] <... exit_group resumed>) = ? [pid 393] +++ exited with 0 +++ [pid 394] <... futex resumed>) = ? [pid 394] +++ exited with 0 +++ [pid 392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 395 ./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x55555742c6a0, 24) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 395] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 396] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] <... clone3 resumed> => {parent_tid=[396]}, 88) = 396 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 396] <... futex resumed>) = 0 [pid 396] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 396] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 396] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 395] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 396] <... futex resumed>) = 0 [pid 395] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 396] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 396] <... futex resumed>) = 0 [pid 395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 396] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] <... mmap resumed>) = 0x7f2308f80000 [pid 395] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 397 attached => {parent_tid=[397]}, 88) = 397 [pid 397] set_robust_list(0x7f2308fa09a0, 24 [pid 395] rt_sigprocmask(SIG_SETMASK, [], [pid 397] <... set_robust_list resumed>) = 0 [pid 395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 397] rt_sigprocmask(SIG_SETMASK, [], [pid 395] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 395] <... futex resumed>) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 395] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 397] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 397] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] <... futex resumed>) = 0 [pid 395] exit_group(0 [pid 396] <... futex resumed>) = ? [pid 395] <... exit_group resumed>) = ? [pid 396] +++ exited with 0 +++ [pid 397] <... futex resumed>) = ? [pid 397] +++ exited with 0 +++ [pid 395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 398 ./strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x55555742c6a0, 24) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 398] write(3, "1000", 4) = 4 [pid 398] close(3) = 0 [pid 398] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 398] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 399 attached => {parent_tid=[399]}, 88) = 399 [pid 399] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 399] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 398] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 399] <... futex resumed>) = 0 [pid 399] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 398] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... socketpair resumed>[3, 4]) = 0 [pid 399] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 399] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 399] <... futex resumed>) = 0 [pid 398] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 399] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 399] <... setsockopt resumed>) = 0 [pid 398] <... mmap resumed>) = 0x7f2308f80000 [pid 399] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 399] <... futex resumed>) = 0 [pid 398] <... mprotect resumed>) = 0 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [pid 399] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] <... rt_sigprocmask resumed>[], 8) = 0 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x7f2308fa09a0, 24 [pid 398] <... clone3 resumed> => {parent_tid=[400]}, 88) = 400 [pid 400] <... set_robust_list resumed>) = 0 [pid 398] rt_sigprocmask(SIG_SETMASK, [], [pid 400] rt_sigprocmask(SIG_SETMASK, [], [pid 398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 398] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 398] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 400] <... sendmsg resumed>) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 398] <... futex resumed>) = 0 [pid 400] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] exit_group(0 [pid 399] <... futex resumed>) = ? [pid 398] <... exit_group resumed>) = ? [pid 399] +++ exited with 0 +++ [pid 400] <... futex resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 401 ./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x55555742c6a0, 24) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 [pid 401] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 401] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 402 attached => {parent_tid=[402]}, 88) = 402 [pid 402] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [], [pid 401] rt_sigprocmask(SIG_SETMASK, [], [pid 402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 402] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 402] <... futex resumed>) = 0 [pid 402] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 401] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 402] <... socketpair resumed>[3, 4]) = 0 [pid 402] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 402] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 401] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... setsockopt resumed>) = 0 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 402] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] <... mmap resumed>) = 0x7f2308f80000 [pid 402] <... futex resumed>) = 0 [pid 401] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 402] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] <... mprotect resumed>) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x7f2308fa09a0, 24 [pid 401] <... clone3 resumed> => {parent_tid=[403]}, 88) = 403 [pid 403] <... set_robust_list resumed>) = 0 [pid 401] rt_sigprocmask(SIG_SETMASK, [], [pid 403] rt_sigprocmask(SIG_SETMASK, [], [pid 401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 401] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... sendmsg resumed>) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 403] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 403] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] exit_group(0) = ? [pid 402] <... futex resumed>) = ? [pid 402] +++ exited with 0 +++ [pid 403] <... futex resumed>) = ? [pid 403] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 404 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x55555742c6a0, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 404] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] <... clone3 resumed> => {parent_tid=[405]}, 88) = 405 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 405] <... futex resumed>) = 0 [pid 404] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 405] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 404] <... futex resumed>) = 0 [pid 404] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 405] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 404] <... mmap resumed>) = 0x7f2308f80000 [pid 404] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 405] <... setsockopt resumed>) = 0 [pid 405] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[406]}, 88) = 406 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 406 attached [pid 405] <... futex resumed>) = 0 [pid 406] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 406] rt_sigprocmask(SIG_SETMASK, [], [pid 405] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 404] <... futex resumed>) = 0 [pid 406] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] exit_group(0 [pid 405] <... futex resumed>) = ? [pid 404] <... exit_group resumed>) = ? [pid 405] +++ exited with 0 +++ [pid 406] <... futex resumed>) = ? [pid 406] +++ exited with 0 +++ [pid 404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 407 ./strace-static-x86_64: Process 407 attached [pid 407] set_robust_list(0x55555742c6a0, 24) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 [pid 407] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 407] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 408 attached => {parent_tid=[408]}, 88) = 408 [pid 408] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 408] <... futex resumed>) = 0 [pid 407] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 408] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 407] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 407] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 408] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 408] <... setsockopt resumed>) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[409]}, 88) = 409 [pid 408] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 409 attached [pid 409] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 408] <... futex resumed>) = 0 [pid 408] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] <... sendmsg resumed>) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = 0 [pid 407] exit_group(0) = ? [pid 408] <... futex resumed>) = ? [pid 408] +++ exited with 0 +++ [pid 409] <... futex resumed>) = ? [pid 409] +++ exited with 0 +++ [pid 407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 410 ./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x55555742c6a0, 24) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 410] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 410] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 411 attached => {parent_tid=[411]}, 88) = 411 [pid 411] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 410] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 410] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 0 [pid 411] <... futex resumed>) = 0 [pid 410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 411] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] <... mmap resumed>) = 0x7f2308f80000 [pid 410] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x7f2308fa09a0, 24 [pid 410] <... clone3 resumed> => {parent_tid=[412]}, 88) = 412 [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... set_robust_list resumed>) = 0 [pid 410] <... futex resumed>) = 0 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 410] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... sendmsg resumed>) = 0 [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 412] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 410] <... futex resumed>) = 0 [pid 412] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] exit_group(0 [pid 411] <... futex resumed>) = ? [pid 410] <... exit_group resumed>) = ? [pid 411] +++ exited with 0 +++ [pid 412] <... futex resumed>) = ? [pid 412] +++ exited with 0 +++ [pid 410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 413 ./strace-static-x86_64: Process 413 attached [pid 413] set_robust_list(0x55555742c6a0, 24) = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3) = 0 [pid 413] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 413] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 413] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 414 attached => {parent_tid=[414]}, 88) = 414 [pid 414] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [], [pid 414] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 413] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 414] <... futex resumed>) = 0 [pid 414] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 413] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 414] <... socketpair resumed>[3, 4]) = 0 [pid 414] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 414] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 413] <... futex resumed>) = 0 [pid 414] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 413] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... setsockopt resumed>) = 0 [pid 413] <... futex resumed>) = 0 [pid 414] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 414] <... futex resumed>) = 0 [pid 413] <... mmap resumed>) = 0x7f2308f80000 [pid 414] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 415 attached => {parent_tid=[415]}, 88) = 415 [pid 415] set_robust_list(0x7f2308fa09a0, 24 [pid 413] rt_sigprocmask(SIG_SETMASK, [], [pid 415] <... set_robust_list resumed>) = 0 [pid 413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 413] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] rt_sigprocmask(SIG_SETMASK, [], [pid 413] <... futex resumed>) = 0 [pid 415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 413] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 415] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 413] <... futex resumed>) = 0 [pid 415] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 413] exit_group(0 [pid 415] <... futex resumed>) = ? [pid 414] <... futex resumed>) = ? [pid 413] <... exit_group resumed>) = ? [pid 415] +++ exited with 0 +++ [pid 414] +++ exited with 0 +++ [pid 413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 416 ./strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x55555742c6a0, 24) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3) = 0 [pid 416] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 416] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 416] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 416] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[417]}, 88) = 417 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 416] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 416] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 417] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 417] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 416] <... futex resumed>) = 0 [pid 416] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 416] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 416] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 416] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[418]}, 88) = 418 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 416] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 416] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 417] <... futex resumed>) = 1 [pid 417] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 417] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 417] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 418 attached [pid 418] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 418] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 416] <... futex resumed>) = 0 [pid 416] exit_group(0 [pid 417] <... futex resumed>) = ? [pid 416] <... exit_group resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 418] <... futex resumed>) = ? [pid 418] +++ exited with 0 +++ [pid 416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 419 ./strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x55555742c6a0, 24) = 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 419] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 420 attached => {parent_tid=[420]}, 88) = 420 [pid 420] set_robust_list(0x7f2308fc19a0, 24 [pid 419] rt_sigprocmask(SIG_SETMASK, [], [pid 420] <... set_robust_list resumed>) = 0 [pid 419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 420] <... futex resumed>) = 0 [pid 420] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 420] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 420] <... setsockopt resumed>) = 0 [pid 420] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 420] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] <... mmap resumed>) = 0x7f2308f80000 [pid 419] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 421 attached => {parent_tid=[421]}, 88) = 421 [pid 419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 419] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 421] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 421] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] exit_group(0) = ? [pid 420] <... futex resumed>) = ? [pid 420] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ [pid 419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 422 ./strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x55555742c6a0, 24) = 0 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 422] setpgid(0, 0) = 0 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 422] write(3, "1000", 4) = 4 [pid 422] close(3) = 0 [pid 422] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 422] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 422] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 423 attached => {parent_tid=[423]}, 88) = 423 [pid 423] set_robust_list(0x7f2308fc19a0, 24 [pid 422] rt_sigprocmask(SIG_SETMASK, [], [pid 423] <... set_robust_list resumed>) = 0 [pid 422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 423] rt_sigprocmask(SIG_SETMASK, [], [pid 422] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 422] <... futex resumed>) = 0 [pid 423] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 422] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] <... socketpair resumed>[3, 4]) = 0 [pid 423] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 0 [pid 423] <... futex resumed>) = 1 [pid 422] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 423] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 422] <... futex resumed>) = 0 [pid 423] <... setsockopt resumed>) = 0 [pid 422] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 423] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 0 [pid 423] <... futex resumed>) = 0 [pid 422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 423] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] <... mmap resumed>) = 0x7f2308f80000 [pid 422] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 424 attached => {parent_tid=[424]}, 88) = 424 [pid 424] set_robust_list(0x7f2308fa09a0, 24 [pid 422] rt_sigprocmask(SIG_SETMASK, [], [pid 424] <... set_robust_list resumed>) = 0 [pid 422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 422] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] rt_sigprocmask(SIG_SETMASK, [], [pid 422] <... futex resumed>) = 0 [pid 422] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 424] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 422] <... futex resumed>) = 0 [pid 422] exit_group(0) = ? [pid 423] <... futex resumed>) = ? [pid 423] +++ exited with 0 +++ [pid 424] +++ exited with 0 +++ [pid 422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 425 ./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x55555742c6a0, 24) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 425] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 426 attached [pid 426] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 425] <... clone3 resumed> => {parent_tid=[426]}, 88) = 426 [pid 426] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 425] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 426] <... futex resumed>) = 0 [pid 426] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 425] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 426] <... socketpair resumed>[3, 4]) = 0 [pid 426] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] <... futex resumed>) = 0 [pid 426] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 425] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] <... setsockopt resumed>) = 0 [pid 425] <... futex resumed>) = 0 [pid 426] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] <... futex resumed>) = 0 [pid 425] <... futex resumed>) = 0 [pid 426] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 425] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 427 attached => {parent_tid=[427]}, 88) = 427 [pid 427] set_robust_list(0x7f2308fa09a0, 24 [pid 425] rt_sigprocmask(SIG_SETMASK, [], [pid 427] <... set_robust_list resumed>) = 0 [pid 425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 425] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] rt_sigprocmask(SIG_SETMASK, [], [pid 425] <... futex resumed>) = 0 [pid 427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 425] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 427] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] <... futex resumed>) = 0 [pid 427] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] exit_group(0 [pid 426] <... futex resumed>) = ? [pid 425] <... exit_group resumed>) = ? [pid 426] +++ exited with 0 +++ [pid 427] <... futex resumed>) = ? [pid 427] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 428 ./strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x55555742c6a0, 24) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 428] setpgid(0, 0) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3) = 0 [pid 428] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 428] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[429]}, 88) = 429 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 429] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 429] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 428] <... futex resumed>) = 0 [pid 428] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 428] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 428] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 429] <... setsockopt resumed>) = 0 [pid 428] <... clone3 resumed> => {parent_tid=[430]}, 88) = 430 [pid 429] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 429] <... futex resumed>) = 0 [pid 429] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] <... sendmsg resumed>) = 0 [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 430] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 428] <... futex resumed>) = 0 [pid 428] exit_group(0) = ? [pid 429] <... futex resumed>) = ? [pid 429] +++ exited with 0 +++ [pid 430] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 431 ./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x55555742c6a0, 24) = 0 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 431] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 431] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 431] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 432 attached => {parent_tid=[432]}, 88) = 432 [pid 432] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 432] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 431] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 432] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 432] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 431] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 432] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 432] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 431] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 431] <... futex resumed>) = 0 [pid 432] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 431] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 432] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] <... futex resumed>) = 0 [pid 431] exit_group(0) = ? [pid 432] <... futex resumed>) = ? [pid 432] +++ exited with 0 +++ [pid 431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 433 ./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x55555742c6a0, 24) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 433] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 433] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 434 attached => {parent_tid=[434]}, 88) = 434 [pid 434] set_robust_list(0x7f2308fc19a0, 24 [pid 433] rt_sigprocmask(SIG_SETMASK, [], [pid 434] <... set_robust_list resumed>) = 0 [pid 433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 434] <... futex resumed>) = 0 [pid 434] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 434] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 434] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 433] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 434] <... futex resumed>) = 0 [pid 433] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 434] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = 0 [pid 433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 433] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 434] <... futex resumed>) = 0 [pid 433] rt_sigprocmask(SIG_BLOCK, ~[], [pid 434] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] <... rt_sigprocmask resumed>[], 8) = 0 [pid 433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 435 attached => {parent_tid=[435]}, 88) = 435 [pid 435] set_robust_list(0x7f2308fa09a0, 24 [pid 433] rt_sigprocmask(SIG_SETMASK, [], [pid 435] <... set_robust_list resumed>) = 0 [pid 433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 435] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 433] <... futex resumed>) = 0 [pid 435] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] exit_group(0 [pid 434] <... futex resumed>) = ? [pid 435] <... futex resumed>) = 231 [pid 433] <... exit_group resumed>) = ? [pid 434] +++ exited with 0 +++ [pid 435] +++ exited with 0 +++ [pid 433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 436 ./strace-static-x86_64: Process 436 attached [pid 436] set_robust_list(0x55555742c6a0, 24) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 436] write(3, "1000", 4) = 4 [pid 436] close(3) = 0 [pid 436] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 436] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[437]}, 88) = 437 ./strace-static-x86_64: Process 437 attached [pid 436] rt_sigprocmask(SIG_SETMASK, [], [pid 437] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [], [pid 436] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 437] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 437] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 437] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] <... futex resumed>) = 0 [pid 436] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 436] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[438]}, 88) = 438 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 436] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 437] <... futex resumed>) = 0 [pid 437] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 437] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 437] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 438] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = 0 [pid 436] exit_group(0 [pid 437] <... futex resumed>) = ? [pid 436] <... exit_group resumed>) = ? [pid 437] +++ exited with 0 +++ [pid 438] <... futex resumed>) = ? [pid 438] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 439 ./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x55555742c6a0, 24) = 0 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 439] setpgid(0, 0) = 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 439] write(3, "1000", 4) = 4 [pid 439] close(3) = 0 [pid 439] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 439] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 440 attached => {parent_tid=[440]}, 88) = 440 [pid 440] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 440] <... futex resumed>) = 0 [pid 439] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 440] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 439] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 439] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 439] rt_sigprocmask(SIG_BLOCK, ~[], [pid 440] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 439] <... rt_sigprocmask resumed>[], 8) = 0 [pid 440] <... setsockopt resumed>) = 0 [pid 439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[441]}, 88) = 441 [pid 440] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] <... futex resumed>) = 0 [pid 439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 440] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 441] <... futex resumed>) = 0 [pid 439] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 441] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 439] <... futex resumed>) = 0 [pid 441] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 439] exit_group(0) = ? [pid 440] <... futex resumed>) = 231 [pid 440] +++ exited with 0 +++ [pid 441] <... futex resumed>) = ? [pid 441] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 442 ./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x55555742c6a0, 24) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 442] setpgid(0, 0) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 442] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 442] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 443] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] <... clone3 resumed> => {parent_tid=[443]}, 88) = 443 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 443] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 442] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] <... socketpair resumed>[3, 4]) = 0 [pid 443] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 442] <... futex resumed>) = 0 [pid 443] <... setsockopt resumed>) = 0 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 442] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 443] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... mprotect resumed>) = 0 [pid 443] <... futex resumed>) = 0 [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 443] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x7f2308fa09a0, 24 [pid 442] <... clone3 resumed> => {parent_tid=[444]}, 88) = 444 [pid 444] <... set_robust_list resumed>) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [], [pid 444] rt_sigprocmask(SIG_SETMASK, [], [pid 442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 442] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 442] <... futex resumed>) = 0 [pid 442] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 444] <... sendmsg resumed>) = 0 [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 444] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 442] <... futex resumed>) = 0 [pid 444] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 442] exit_group(0 [pid 443] <... futex resumed>) = ? [pid 442] <... exit_group resumed>) = ? [pid 443] +++ exited with 0 +++ [pid 444] <... futex resumed>) = ? [pid 444] +++ exited with 0 +++ [pid 442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 445 ./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x55555742c6a0, 24) = 0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] write(3, "1000", 4) = 4 [pid 445] close(3) = 0 [pid 445] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 445] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 445] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 446 attached => {parent_tid=[446]}, 88) = 446 [pid 446] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 446] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 446] <... futex resumed>) = 0 [pid 445] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 446] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 445] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 446] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 446] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... mprotect resumed>) = 0 [pid 445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 446] <... futex resumed>) = 0 [pid 446] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 445] <... clone3 resumed> => {parent_tid=[447]}, 88) = 447 [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 445] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 447] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 445] <... futex resumed>) = 0 [pid 447] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 445] exit_group(0 [pid 446] <... futex resumed>) = ? [pid 447] <... futex resumed>) = 231 [pid 445] <... exit_group resumed>) = ? [pid 446] +++ exited with 0 +++ [pid 447] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 448 ./strace-static-x86_64: Process 448 attached [pid 448] set_robust_list(0x55555742c6a0, 24) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 448] setpgid(0, 0) = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 448] write(3, "1000", 4) = 4 [pid 448] close(3) = 0 [pid 448] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 448] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 449] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] <... clone3 resumed> => {parent_tid=[449]}, 88) = 449 [pid 448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 448] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 449] <... futex resumed>) = 0 [pid 448] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 449] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 449] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 448] <... futex resumed>) = 0 [pid 448] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 448] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 449] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 448] rt_sigprocmask(SIG_BLOCK, ~[], [pid 449] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... rt_sigprocmask resumed>[], 8) = 0 [pid 448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 449] <... futex resumed>) = 0 [pid 449] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] <... clone3 resumed> => {parent_tid=[450]}, 88) = 450 [pid 448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 448] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 450 attached [pid 450] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 450] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 448] <... futex resumed>) = 0 [pid 450] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] exit_group(0) = ? [pid 450] <... futex resumed>) = ? [pid 450] +++ exited with 0 +++ [pid 449] <... futex resumed>) = ? [pid 449] +++ exited with 0 +++ [pid 448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 451 attached , child_tidptr=0x55555742c690) = 451 [pid 451] set_robust_list(0x55555742c6a0, 24) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] setpgid(0, 0) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3) = 0 [pid 451] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 451] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 452 attached => {parent_tid=[452]}, 88) = 452 [pid 452] set_robust_list(0x7f2308fc19a0, 24 [pid 451] rt_sigprocmask(SIG_SETMASK, [], [pid 452] <... set_robust_list resumed>) = 0 [pid 451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 452] rt_sigprocmask(SIG_SETMASK, [], [pid 451] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 451] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 452] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 452] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 451] <... futex resumed>) = 0 [pid 451] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 451] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 452] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 452] <... setsockopt resumed>) = 0 [pid 451] <... clone3 resumed> => {parent_tid=[453]}, 88) = 453 [pid 451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 451] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 452] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 452] <... futex resumed>) = 0 [pid 453] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 453] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 451] <... futex resumed>) = 0 [pid 453] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 451] exit_group(0 [pid 452] <... futex resumed>) = ? [pid 453] <... futex resumed>) = 231 [pid 451] <... exit_group resumed>) = ? [pid 452] +++ exited with 0 +++ [pid 453] +++ exited with 0 +++ [pid 451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 454 ./strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x55555742c6a0, 24) = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 454] write(3, "1000", 4) = 4 [pid 454] close(3) = 0 [pid 454] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 454] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 455] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 454] <... clone3 resumed> => {parent_tid=[455]}, 88) = 455 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 454] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 1 [pid 455] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 454] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] <... socketpair resumed>[3, 4]) = 0 [pid 455] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 454] <... futex resumed>) = 0 [pid 454] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 454] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 455] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 454] <... mprotect resumed>) = 0 [pid 454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 455] <... setsockopt resumed>) = 0 [pid 454] <... clone3 resumed> => {parent_tid=[456]}, 88) = 456 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 454] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 456 attached [pid 456] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 455] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 455] <... futex resumed>) = 0 [pid 456] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 455] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 456] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 454] exit_group(0) = ? [pid 455] <... futex resumed>) = ? [pid 456] <... futex resumed>) = ? [pid 455] +++ exited with 0 +++ [pid 456] +++ exited with 0 +++ [pid 454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 457 ./strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x55555742c6a0, 24) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [pid 457] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 457] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 458 attached => {parent_tid=[458]}, 88) = 458 [pid 458] set_robust_list(0x7f2308fc19a0, 24 [pid 457] rt_sigprocmask(SIG_SETMASK, [], [pid 458] <... set_robust_list resumed>) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 458] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 457] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 458] <... futex resumed>) = 0 [pid 457] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 458] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 458] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 457] <... futex resumed>) = 0 [pid 457] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 458] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 457] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 458] <... setsockopt resumed>) = 0 [pid 458] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 457] <... mprotect resumed>) = 0 [pid 457] rt_sigprocmask(SIG_BLOCK, ~[], [pid 458] <... futex resumed>) = 0 [pid 457] <... rt_sigprocmask resumed>[], 8) = 0 [pid 457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 458] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 457] <... clone3 resumed> => {parent_tid=[459]}, 88) = 459 [pid 457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 459] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 457] <... futex resumed>) = 0 [pid 459] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 457] exit_group(0) = ? [pid 458] <... futex resumed>) = ? [pid 458] +++ exited with 0 +++ [pid 459] <... futex resumed>) = ? [pid 459] +++ exited with 0 +++ [pid 457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 460 ./strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x55555742c6a0, 24) = 0 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 460] setpgid(0, 0) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 460] write(3, "1000", 4) = 4 [pid 460] close(3) = 0 [pid 460] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 460] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 461 attached => {parent_tid=[461]}, 88) = 461 [pid 461] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 461] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 460] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 461] <... futex resumed>) = 0 [pid 460] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 461] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 461] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] <... futex resumed>) = 0 [pid 460] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 461] <... futex resumed>) = 0 [pid 461] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 461] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 461] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 460] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... futex resumed>) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 460] <... futex resumed>) = 0 [pid 461] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] exit_group(0 [pid 461] <... futex resumed>) = ? [pid 460] <... exit_group resumed>) = ? [pid 461] +++ exited with 0 +++ [pid 460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 462 ./strace-static-x86_64: Process 462 attached [pid 462] set_robust_list(0x55555742c6a0, 24) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 462] setpgid(0, 0) = 0 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 462] write(3, "1000", 4) = 4 [pid 462] close(3) = 0 [pid 462] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 462] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 462] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 463 attached => {parent_tid=[463]}, 88) = 463 [pid 463] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 463] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 463] <... futex resumed>) = 0 [pid 462] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 463] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 463] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 462] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 463] <... futex resumed>) = 0 [pid 463] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 462] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] <... futex resumed>) = 0 [pid 463] <... futex resumed>) = 0 [pid 462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 463] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] <... mmap resumed>) = 0x7f2308f80000 [pid 462] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 462] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 464 attached [pid 464] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 464] rt_sigprocmask(SIG_SETMASK, [], [pid 462] <... clone3 resumed> => {parent_tid=[464]}, 88) = 464 [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 462] <... futex resumed>) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 462] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 464] <... sendmsg resumed>) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 462] <... futex resumed>) = 0 [pid 464] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 462] exit_group(0 [pid 463] <... futex resumed>) = ? [pid 462] <... exit_group resumed>) = ? [pid 463] +++ exited with 0 +++ [pid 464] <... futex resumed>) = ? [pid 464] +++ exited with 0 +++ [pid 462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 465 ./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x55555742c6a0, 24) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 465] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 466 attached => {parent_tid=[466]}, 88) = 466 [pid 466] set_robust_list(0x7f2308fc19a0, 24 [pid 465] rt_sigprocmask(SIG_SETMASK, [], [pid 466] <... set_robust_list resumed>) = 0 [pid 465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 466] rt_sigprocmask(SIG_SETMASK, [], [pid 465] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 465] <... futex resumed>) = 0 [pid 466] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 465] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 466] <... socketpair resumed>[3, 4]) = 0 [pid 466] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 465] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[467]}, 88) = 467 [pid 466] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 466] <... setsockopt resumed>) = 0 [pid 467] <... sendmsg resumed>) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 466] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = 0 [pid 465] exit_group(0) = ? [pid 466] <... futex resumed>) = ? [pid 467] <... futex resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 466] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 468 ./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x55555742c6a0, 24) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 [pid 468] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 468] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 468] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 469 attached => {parent_tid=[469]}, 88) = 469 [pid 469] set_robust_list(0x7f2308fc19a0, 24 [pid 468] rt_sigprocmask(SIG_SETMASK, [], [pid 469] <... set_robust_list resumed>) = 0 [pid 468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 469] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] <... futex resumed>) = 0 [pid 469] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 468] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] <... socketpair resumed>[3, 4]) = 0 [pid 469] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] <... futex resumed>) = 0 [pid 468] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] <... futex resumed>) = 0 [pid 469] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 469] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 469] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 469] <... futex resumed>) = 0 [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 468] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] <... sendmsg resumed>) = 0 [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = 0 [pid 468] exit_group(0) = ? [pid 469] <... futex resumed>) = ? [pid 469] +++ exited with 0 +++ [pid 468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 470 ./strace-static-x86_64: Process 470 attached [pid 470] set_robust_list(0x55555742c6a0, 24) = 0 [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 470] setpgid(0, 0) = 0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 470] write(3, "1000", 4) = 4 [pid 470] close(3) = 0 [pid 470] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 470] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 471 attached => {parent_tid=[471]}, 88) = 471 [pid 470] rt_sigprocmask(SIG_SETMASK, [], [pid 471] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 471] rt_sigprocmask(SIG_SETMASK, [], [pid 470] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 470] <... futex resumed>) = 0 [pid 471] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 470] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 471] <... socketpair resumed>[3, 4]) = 0 [pid 471] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 470] <... futex resumed>) = 0 [pid 470] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 470] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[], [pid 471] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 470] <... rt_sigprocmask resumed>[], 8) = 0 [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 471] <... setsockopt resumed>) = 0 ./strace-static-x86_64: Process 472 attached [pid 470] <... clone3 resumed> => {parent_tid=[472]}, 88) = 472 [pid 471] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] set_robust_list(0x7f2308fa09a0, 24 [pid 471] <... futex resumed>) = 0 [pid 470] rt_sigprocmask(SIG_SETMASK, [], [pid 472] <... set_robust_list resumed>) = 0 [pid 471] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 472] rt_sigprocmask(SIG_SETMASK, [], [pid 470] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 470] <... futex resumed>) = 0 [pid 470] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 472] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 1 [pid 470] exit_group(0 [pid 471] <... futex resumed>) = 230 [pid 470] <... exit_group resumed>) = ? [pid 471] +++ exited with 0 +++ [pid 472] +++ exited with 0 +++ [pid 470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 473 ./strace-static-x86_64: Process 473 attached [pid 473] set_robust_list(0x55555742c6a0, 24) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 473] setpgid(0, 0) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 473] write(3, "1000", 4) = 4 [pid 473] close(3) = 0 [pid 473] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 473] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 473] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 474 attached [pid 474] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 474] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... clone3 resumed> => {parent_tid=[474]}, 88) = 474 [pid 473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 473] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... futex resumed>) = 0 [pid 474] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 474] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 473] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 473] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 474] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 473] rt_sigprocmask(SIG_BLOCK, ~[], [pid 474] <... setsockopt resumed>) = 0 [pid 474] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... rt_sigprocmask resumed>[], 8) = 0 [pid 473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 475 attached => {parent_tid=[475]}, 88) = 475 [pid 475] set_robust_list(0x7f2308fa09a0, 24 [pid 473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 473] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 473] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] <... set_robust_list resumed>) = 0 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 475] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 475] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] exit_group(0) = ? [pid 475] <... futex resumed>) = ? [pid 474] <... futex resumed>) = ? [pid 474] +++ exited with 0 +++ [pid 475] +++ exited with 0 +++ [pid 473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 476 attached , child_tidptr=0x55555742c690) = 476 [pid 476] set_robust_list(0x55555742c6a0, 24) = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 476] setpgid(0, 0) = 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 476] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 477 attached [pid 477] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 477] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] <... clone3 resumed> => {parent_tid=[477]}, 88) = 477 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 477] <... futex resumed>) = 0 [pid 477] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 476] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... socketpair resumed>[3, 4]) = 0 [pid 477] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 477] <... futex resumed>) = 0 [pid 476] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 477] <... setsockopt resumed>) = 0 [pid 476] <... mmap resumed>) = 0x7f2308f80000 [pid 477] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 477] <... futex resumed>) = 0 [pid 477] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] <... mprotect resumed>) = 0 [pid 476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 478 attached [pid 478] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 476] <... clone3 resumed> => {parent_tid=[478]}, 88) = 478 [pid 478] rt_sigprocmask(SIG_SETMASK, [], [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 476] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 476] <... futex resumed>) = 0 [pid 476] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... sendmsg resumed>) = 0 [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 478] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 476] exit_group(0 [pid 477] <... futex resumed>) = ? [pid 476] <... exit_group resumed>) = ? [pid 477] +++ exited with 0 +++ [pid 478] +++ exited with 0 +++ [pid 476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 479 ./strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x55555742c6a0, 24) = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 479] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 479] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] <... clone3 resumed> => {parent_tid=[480]}, 88) = 480 [pid 480] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 480] <... futex resumed>) = 0 [pid 479] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 480] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 479] <... futex resumed>) = 0 [pid 479] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 479] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 480] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 479] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 479] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[481]}, 88) = 481 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 479] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 481 attached [pid 481] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 480] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 480] <... futex resumed>) = 0 [pid 481] <... sendmsg resumed>) = 0 [pid 480] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 481] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 479] <... futex resumed>) = 0 [pid 481] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 479] exit_group(0 [pid 480] <... futex resumed>) = ? [pid 479] <... exit_group resumed>) = ? [pid 481] <... futex resumed>) = 231 [pid 480] +++ exited with 0 +++ [pid 481] +++ exited with 0 +++ [pid 479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 482 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x55555742c6a0, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 482] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 483 attached => {parent_tid=[483]}, 88) = 483 [pid 483] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 483] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 483] <... futex resumed>) = 0 [pid 483] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 482] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 483] <... socketpair resumed>[3, 4]) = 0 [pid 483] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 482] <... futex resumed>) = 0 [pid 482] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 482] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 483] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 482] <... mprotect resumed>) = 0 [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [pid 483] <... setsockopt resumed>) = 0 [pid 482] <... rt_sigprocmask resumed>[], 8) = 0 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 483] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... clone3 resumed> => {parent_tid=[484]}, 88) = 484 [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 482] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 483] <... futex resumed>) = 0 [pid 484] <... sendmsg resumed>) = 0 [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 483] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 484] <... sendmsg resumed>) = 0 [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 484] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 482] <... futex resumed>) = 0 [pid 484] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] exit_group(0) = ? [pid 484] <... futex resumed>) = ? [pid 483] <... futex resumed>) = ? [pid 484] +++ exited with 0 +++ [pid 483] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 485 ./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x55555742c6a0, 24) = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 485] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 486 attached => {parent_tid=[486]}, 88) = 486 [pid 486] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 486] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 485] <... futex resumed>) = 1 [pid 486] <... socketpair resumed>[3, 4]) = 0 [pid 486] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 486] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 486] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... futex resumed>) = 0 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 485] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... clone3 resumed> => {parent_tid=[487]}, 88) = 487 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... futex resumed>) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 487] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 487] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... futex resumed>) = 1 [pid 485] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] exit_group(0 [pid 486] <... futex resumed>) = ? [pid 485] <... exit_group resumed>) = ? [pid 486] +++ exited with 0 +++ [pid 487] <... futex resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 488 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x55555742c6a0, 24) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 0 [pid 488] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 488] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 489 attached => {parent_tid=[489]}, 88) = 489 [pid 489] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], [pid 488] rt_sigprocmask(SIG_SETMASK, [], [pid 489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 489] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 488] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 488] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] <... futex resumed>) = 0 [pid 489] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 489] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 488] <... futex resumed>) = 0 [pid 488] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 488] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 489] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [pid 489] <... setsockopt resumed>) = 0 [pid 489] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... rt_sigprocmask resumed>[], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[490]}, 88) = 490 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 489] <... futex resumed>) = 0 [pid 490] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 489] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = 0 [pid 488] exit_group(0) = ? [pid 489] <... futex resumed>) = ? [pid 489] +++ exited with 0 +++ [pid 490] <... futex resumed>) = ? [pid 490] +++ exited with 0 +++ [pid 488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 491 attached , child_tidptr=0x55555742c690) = 491 [pid 491] set_robust_list(0x55555742c6a0, 24) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 491] setpgid(0, 0) = 0 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 491] write(3, "1000", 4) = 4 [pid 491] close(3) = 0 [pid 491] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 491] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 491] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 491] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 491] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] <... clone3 resumed> => {parent_tid=[492]}, 88) = 492 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 491] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 492] <... futex resumed>) = 0 [pid 492] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 492] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 492] <... futex resumed>) = 0 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 491] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 491] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 492] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 491] <... mmap resumed>) = 0x7f2308f80000 [pid 491] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 492] <... setsockopt resumed>) = 0 [pid 491] <... mprotect resumed>) = 0 [pid 492] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] rt_sigprocmask(SIG_BLOCK, ~[], [pid 492] <... futex resumed>) = 0 [pid 491] <... rt_sigprocmask resumed>[], 8) = 0 [pid 492] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 493 attached [pid 493] set_robust_list(0x7f2308fa09a0, 24 [pid 491] <... clone3 resumed> => {parent_tid=[493]}, 88) = 493 [pid 493] <... set_robust_list resumed>) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [], [pid 493] rt_sigprocmask(SIG_SETMASK, [], [pid 491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 491] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 491] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] <... sendmsg resumed>) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 493] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = 0 [pid 493] <... futex resumed>) = 1 [pid 491] exit_group(0 [pid 492] <... futex resumed>) = ? [pid 491] <... exit_group resumed>) = ? [pid 492] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ [pid 491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 494 ./strace-static-x86_64: Process 494 attached [pid 494] set_robust_list(0x55555742c6a0, 24) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 494] setpgid(0, 0) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 494] write(3, "1000", 4) = 4 [pid 494] close(3) = 0 [pid 494] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 494] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 494] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 494] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 494] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[495]}, 88) = 495 ./strace-static-x86_64: Process 495 attached [pid 494] rt_sigprocmask(SIG_SETMASK, [], [pid 495] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 494] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 495] <... futex resumed>) = 0 [pid 495] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 494] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... socketpair resumed>[3, 4]) = 0 [pid 495] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 494] <... futex resumed>) = 0 [pid 495] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 494] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] <... setsockopt resumed>) = 0 [pid 494] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 494] <... futex resumed>) = 0 [pid 495] <... futex resumed>) = 0 [pid 494] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 495] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] <... mmap resumed>) = 0x7f2308f80000 [pid 494] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 494] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 494] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x7f2308fa09a0, 24 [pid 494] <... clone3 resumed> => {parent_tid=[496]}, 88) = 496 [pid 496] <... set_robust_list resumed>) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], [pid 496] rt_sigprocmask(SIG_SETMASK, [], [pid 494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 494] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 494] <... futex resumed>) = 0 [pid 494] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] <... sendmsg resumed>) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 496] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 494] <... futex resumed>) = 0 [pid 496] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] exit_group(0) = ? [pid 495] <... futex resumed>) = ? [pid 496] <... futex resumed>) = ? [pid 495] +++ exited with 0 +++ [pid 496] +++ exited with 0 +++ [pid 494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 497 ./strace-static-x86_64: Process 497 attached [pid 497] set_robust_list(0x55555742c6a0, 24) = 0 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 497] setpgid(0, 0) = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 497] write(3, "1000", 4) = 4 [pid 497] close(3) = 0 [pid 497] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 497] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 497] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 497] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] <... clone3 resumed> => {parent_tid=[498]}, 88) = 498 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 498] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 497] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... socketpair resumed>[3, 4]) = 0 [pid 498] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 498] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 498] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] <... futex resumed>) = 0 [pid 497] <... futex resumed>) = 1 [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 497] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 498] <... sendmsg resumed>) = 0 [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 498] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 497] <... futex resumed>) = 0 [pid 498] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] exit_group(0) = ? [pid 498] <... futex resumed>) = ? [pid 498] +++ exited with 0 +++ [pid 497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 499 ./strace-static-x86_64: Process 499 attached [pid 499] set_robust_list(0x55555742c6a0, 24) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 499] setpgid(0, 0) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 499] write(3, "1000", 4) = 4 [pid 499] close(3) = 0 [pid 499] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 499] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 499] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... clone3 resumed> => {parent_tid=[500]}, 88) = 500 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 500] <... futex resumed>) = 0 [pid 500] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 499] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 500] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 499] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] <... setsockopt resumed>) = 0 [pid 499] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 500] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 500] <... futex resumed>) = 0 [pid 499] <... mmap resumed>) = 0x7f2308f80000 [pid 499] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 500] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] <... mprotect resumed>) = 0 [pid 499] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 499] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 501 attached => {parent_tid=[501]}, 88) = 501 [pid 501] set_robust_list(0x7f2308fa09a0, 24 [pid 499] rt_sigprocmask(SIG_SETMASK, [], [pid 501] <... set_robust_list resumed>) = 0 [pid 499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 501] rt_sigprocmask(SIG_SETMASK, [], [pid 499] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] <... futex resumed>) = 0 [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 499] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 501] <... sendmsg resumed>) = 0 [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 501] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 499] <... futex resumed>) = 0 [pid 501] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 499] exit_group(0 [pid 501] <... futex resumed>) = ? [pid 500] <... futex resumed>) = ? [pid 499] <... exit_group resumed>) = ? [pid 500] +++ exited with 0 +++ [pid 501] +++ exited with 0 +++ [pid 499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 502 ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x55555742c6a0, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 502] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 502] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 503 attached => {parent_tid=[503]}, 88) = 503 [pid 503] set_robust_list(0x7f2308fc19a0, 24 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] <... set_robust_list resumed>) = 0 [pid 502] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] rt_sigprocmask(SIG_SETMASK, [], [pid 502] <... futex resumed>) = 0 [pid 503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 503] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 503] <... futex resumed>) = 1 [pid 502] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 502] <... futex resumed>) = 0 [pid 503] <... setsockopt resumed>) = 0 [pid 502] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 503] <... futex resumed>) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 503] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... mmap resumed>) = 0x7f2308f80000 [pid 502] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] <... clone3 resumed> => {parent_tid=[504]}, 88) = 504 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 504] <... futex resumed>) = 0 [pid 502] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 504] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 1 [pid 502] exit_group(0) = ? [pid 504] +++ exited with 0 +++ [pid 503] <... futex resumed>) = ? [pid 503] +++ exited with 0 +++ [pid 502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 505 ./strace-static-x86_64: Process 505 attached [pid 505] set_robust_list(0x55555742c6a0, 24) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 505] setpgid(0, 0) = 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 505] write(3, "1000", 4) = 4 [pid 505] close(3) = 0 [pid 505] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 505] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[506]}, 88) = 506 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 506 attached [pid 506] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 506] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 506] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 505] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 505] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 505] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[507]}, 88) = 507 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 505] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] <... futex resumed>) = 1 [pid 506] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 506] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 506] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 507] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 505] exit_group(0 [pid 506] <... futex resumed>) = ? [pid 505] <... exit_group resumed>) = ? [pid 506] +++ exited with 0 +++ [pid 507] <... futex resumed>) = ? [pid 507] +++ exited with 0 +++ [pid 505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 508 ./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x55555742c6a0, 24) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 [pid 508] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 508] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 509 attached => {parent_tid=[509]}, 88) = 509 [pid 509] set_robust_list(0x7f2308fc19a0, 24 [pid 508] rt_sigprocmask(SIG_SETMASK, [], [pid 509] <... set_robust_list resumed>) = 0 [pid 508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [], [pid 508] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] <... futex resumed>) = 0 [pid 509] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 508] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 509] <... socketpair resumed>[3, 4]) = 0 [pid 509] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 509] <... futex resumed>) = 1 [pid 508] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 508] <... futex resumed>) = 0 [pid 509] <... setsockopt resumed>) = 0 [pid 508] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... futex resumed>) = 0 [pid 509] <... futex resumed>) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 509] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] <... mmap resumed>) = 0x7f2308f80000 [pid 508] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 510 attached => {parent_tid=[510]}, 88) = 510 [pid 510] set_robust_list(0x7f2308fa09a0, 24 [pid 508] rt_sigprocmask(SIG_SETMASK, [], [pid 510] <... set_robust_list resumed>) = 0 [pid 508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 510] rt_sigprocmask(SIG_SETMASK, [], [pid 508] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] <... futex resumed>) = 0 [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 508] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 510] <... sendmsg resumed>) = 0 [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 510] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 508] <... futex resumed>) = 0 [pid 510] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] exit_group(0) = ? [pid 509] <... futex resumed>) = 231 [pid 509] +++ exited with 0 +++ [pid 510] <... futex resumed>) = ? [pid 510] +++ exited with 0 +++ [pid 508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 511 ./strace-static-x86_64: Process 511 attached [pid 511] set_robust_list(0x55555742c6a0, 24) = 0 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 511] setpgid(0, 0) = 0 [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 511] write(3, "1000", 4) = 4 [pid 511] close(3) = 0 [pid 511] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 511] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 511] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 511] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 511] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 511] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 511] <... clone3 resumed> => {parent_tid=[512]}, 88) = 512 [pid 512] rt_sigprocmask(SIG_SETMASK, [], [pid 511] rt_sigprocmask(SIG_SETMASK, [], [pid 512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 512] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 511] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 512] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 511] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] <... socketpair resumed>[3, 4]) = 0 [pid 512] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] <... futex resumed>) = 0 [pid 512] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 512] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 512] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] <... futex resumed>) = 1 [pid 512] <... futex resumed>) = 0 [pid 511] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 511] <... futex resumed>) = 0 [pid 511] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] <... sendmsg resumed>) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 511] <... futex resumed>) = 0 [pid 512] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 511] exit_group(0 [pid 512] <... futex resumed>) = ? [pid 511] <... exit_group resumed>) = ? [pid 512] +++ exited with 0 +++ [pid 511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 513 ./strace-static-x86_64: Process 513 attached [pid 513] set_robust_list(0x55555742c6a0, 24) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3) = 0 [pid 513] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 513] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 514 attached => {parent_tid=[514]}, 88) = 514 [pid 514] set_robust_list(0x7f2308fc19a0, 24 [pid 513] rt_sigprocmask(SIG_SETMASK, [], [pid 514] <... set_robust_list resumed>) = 0 [pid 513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 514] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 513] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 514] <... futex resumed>) = 0 [pid 513] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 514] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] <... futex resumed>) = 0 [pid 514] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 513] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 514] <... setsockopt resumed>) = 0 [pid 513] <... mmap resumed>) = 0x7f2308f80000 [pid 514] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 514] <... futex resumed>) = 0 [pid 513] <... mprotect resumed>) = 0 [pid 514] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x7f2308fa09a0, 24 [pid 513] <... clone3 resumed> => {parent_tid=[515]}, 88) = 515 [pid 515] <... set_robust_list resumed>) = 0 [pid 513] rt_sigprocmask(SIG_SETMASK, [], [pid 515] rt_sigprocmask(SIG_SETMASK, [], [pid 513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 513] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 513] <... futex resumed>) = 0 [pid 513] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] <... sendmsg resumed>) = 0 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] <... futex resumed>) = 0 [pid 515] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 513] exit_group(0 [pid 515] <... futex resumed>) = ? [pid 514] <... futex resumed>) = ? [pid 513] <... exit_group resumed>) = ? [pid 515] +++ exited with 0 +++ [pid 514] +++ exited with 0 +++ [pid 513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 517 attached , child_tidptr=0x55555742c690) = 517 [pid 517] set_robust_list(0x55555742c6a0, 24) = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4) = 4 [pid 517] close(3) = 0 [pid 517] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 517] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 517] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 517] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 518 attached => {parent_tid=[518]}, 88) = 518 [pid 518] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 518] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 518] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 517] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 518] <... socketpair resumed>[3, 4]) = 0 [pid 518] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 518] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 518] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 518] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 518] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 518] <... futex resumed>) = 0 [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 518] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] exit_group(0) = ? [pid 518] <... futex resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 519 ./strace-static-x86_64: Process 519 attached [pid 519] set_robust_list(0x55555742c6a0, 24) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 519] write(3, "1000", 4) = 4 [pid 519] close(3) = 0 [pid 519] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 519] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 520 attached => {parent_tid=[520]}, 88) = 520 [pid 520] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 520] <... futex resumed>) = 0 [pid 520] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 519] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] <... socketpair resumed>[3, 4]) = 0 [pid 520] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 519] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 520] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 520] <... setsockopt resumed>) = 0 [pid 520] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 520] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 519] <... clone3 resumed> => {parent_tid=[521]}, 88) = 521 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 521 attached [pid 521] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 519] <... futex resumed>) = 0 [pid 519] exit_group(0 [pid 520] <... futex resumed>) = ? [pid 519] <... exit_group resumed>) = ? [pid 520] +++ exited with 0 +++ [pid 521] +++ exited with 0 +++ [pid 519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 522 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x55555742c6a0, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 522] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 523] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] <... clone3 resumed> => {parent_tid=[523]}, 88) = 523 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 523] <... futex resumed>) = 0 [pid 523] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 523] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 523] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 523] <... futex resumed>) = 0 [pid 523] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 523] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 523] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 523] <... futex resumed>) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 522] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 523] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 523] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 522] <... futex resumed>) = 0 [pid 522] exit_group(0) = ? [pid 523] <... futex resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 524 attached , child_tidptr=0x55555742c690) = 524 [pid 524] set_robust_list(0x55555742c6a0, 24) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 524] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 524] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 525 attached => {parent_tid=[525]}, 88) = 525 [pid 525] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [], [pid 525] rt_sigprocmask(SIG_SETMASK, [], [pid 524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 524] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... socketpair resumed>[3, 4]) = 0 [pid 525] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 524] <... futex resumed>) = 0 [pid 525] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 524] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] <... setsockopt resumed>) = 0 [pid 524] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = 0 [pid 524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 525] <... futex resumed>) = 0 [pid 524] <... mmap resumed>) = 0x7f2308f80000 [pid 525] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 524] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 526 attached => {parent_tid=[526]}, 88) = 526 [pid 526] set_robust_list(0x7f2308fa09a0, 24 [pid 524] rt_sigprocmask(SIG_SETMASK, [], [pid 526] <... set_robust_list resumed>) = 0 [pid 524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 524] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] rt_sigprocmask(SIG_SETMASK, [], [pid 524] <... futex resumed>) = 0 [pid 524] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 526] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 524] <... futex resumed>) = 0 [pid 524] exit_group(0 [pid 525] <... futex resumed>) = ? [pid 524] <... exit_group resumed>) = ? [pid 526] +++ exited with 0 +++ [pid 525] +++ exited with 0 +++ [pid 524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 527 ./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x55555742c6a0, 24) = 0 [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 527] setpgid(0, 0) = 0 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 527] write(3, "1000", 4) = 4 [pid 527] close(3) = 0 [pid 527] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 527] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 527] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 528 attached => {parent_tid=[528]}, 88) = 528 [pid 528] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 528] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 527] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 528] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 527] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... socketpair resumed>[3, 4]) = 0 [pid 528] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 527] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 528] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 527] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... setsockopt resumed>) = 0 [pid 527] <... futex resumed>) = 0 [pid 528] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 528] <... futex resumed>) = 0 [pid 527] <... mmap resumed>) = 0x7f2308f80000 [pid 528] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 529 attached => {parent_tid=[529]}, 88) = 529 [pid 529] set_robust_list(0x7f2308fa09a0, 24 [pid 527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 527] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 529] <... set_robust_list resumed>) = 0 [pid 527] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 529] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 527] <... futex resumed>) = 0 [pid 527] exit_group(0 [pid 528] <... futex resumed>) = ? [pid 527] <... exit_group resumed>) = ? [pid 528] +++ exited with 0 +++ [pid 529] +++ exited with 0 +++ [pid 527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 530 ./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x55555742c6a0, 24) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [pid 530] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 530] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 530] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 530] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 531 attached [pid 531] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 531] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] <... clone3 resumed> => {parent_tid=[531]}, 88) = 531 [pid 530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 530] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 530] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 531] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 531] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 530] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 530] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 531] <... setsockopt resumed>) = 0 [pid 530] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[532]}, 88) = 532 [pid 530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 530] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 530] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 531] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 532] <... sendmsg resumed>) = 0 [pid 531] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 532] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 530] exit_group(0) = ? [pid 532] <... futex resumed>) = ? [pid 531] <... futex resumed>) = ? [pid 532] +++ exited with 0 +++ [pid 531] +++ exited with 0 +++ [pid 530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 533 ./strace-static-x86_64: Process 533 attached [pid 533] set_robust_list(0x55555742c6a0, 24) = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 533] setpgid(0, 0) = 0 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 533] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 533] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 533] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 534] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... clone3 resumed> => {parent_tid=[534]}, 88) = 534 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 533] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 534] <... futex resumed>) = 0 [pid 533] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 534] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 533] <... futex resumed>) = 0 [pid 533] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 533] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 533] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 534] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 533] rt_sigprocmask(SIG_BLOCK, ~[], [pid 534] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... rt_sigprocmask resumed>[], 8) = 0 [pid 534] <... futex resumed>) = 0 [pid 533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 534] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 535 attached [pid 533] <... clone3 resumed> => {parent_tid=[535]}, 88) = 535 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 533] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 535] set_robust_list(0x7f2308fa09a0, 24 [pid 533] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] <... set_robust_list resumed>) = 0 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 533] <... futex resumed>) = 0 [pid 533] exit_group(0 [pid 534] <... futex resumed>) = ? [pid 533] <... exit_group resumed>) = ? [pid 534] +++ exited with 0 +++ [pid 535] +++ exited with 0 +++ [pid 533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 536 ./strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x55555742c6a0, 24) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 536] setpgid(0, 0) = 0 [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 536] write(3, "1000", 4) = 4 [pid 536] close(3) = 0 [pid 536] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 536] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 536] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 537 attached => {parent_tid=[537]}, 88) = 537 [pid 537] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 536] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] <... futex resumed>) = 0 [pid 536] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 537] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 536] <... futex resumed>) = 0 [pid 536] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 536] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 537] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 536] <... mmap resumed>) = 0x7f2308f80000 [pid 536] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 537] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... clone3 resumed> => {parent_tid=[538]}, 88) = 538 [pid 537] <... futex resumed>) = 0 [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 536] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 536] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 538 attached [pid 538] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 538] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = 0 [pid 536] exit_group(0) = ? [pid 537] <... futex resumed>) = ? [pid 538] <... futex resumed>) = ? [pid 538] +++ exited with 0 +++ [pid 537] +++ exited with 0 +++ [pid 536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 539 ./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x55555742c6a0, 24) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 539] write(3, "1000", 4) = 4 [pid 539] close(3) = 0 [pid 539] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 539] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 539] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 540 attached => {parent_tid=[540]}, 88) = 540 [pid 540] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 540] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 539] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] <... futex resumed>) = 0 [pid 540] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 539] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 540] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 539] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] <... futex resumed>) = 0 [pid 539] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 539] <... futex resumed>) = 0 [pid 539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 540] <... setsockopt resumed>) = 0 [pid 539] <... mmap resumed>) = 0x7f2308f80000 [pid 540] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 540] <... futex resumed>) = 0 [pid 539] <... mprotect resumed>) = 0 [pid 540] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x7f2308fa09a0, 24 [pid 539] <... clone3 resumed> => {parent_tid=[541]}, 88) = 541 [pid 541] <... set_robust_list resumed>) = 0 [pid 539] rt_sigprocmask(SIG_SETMASK, [], [pid 541] rt_sigprocmask(SIG_SETMASK, [], [pid 539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 539] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 539] <... futex resumed>) = 0 [pid 539] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... sendmsg resumed>) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 539] <... futex resumed>) = 0 [pid 541] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] exit_group(0 [pid 540] <... futex resumed>) = ? [pid 539] <... exit_group resumed>) = ? [pid 540] +++ exited with 0 +++ [pid 541] <... futex resumed>) = ? [pid 541] +++ exited with 0 +++ [pid 539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 542 attached , child_tidptr=0x55555742c690) = 542 [pid 542] set_robust_list(0x55555742c6a0, 24) = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 542] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 543 attached => {parent_tid=[543]}, 88) = 543 [pid 543] set_robust_list(0x7f2308fc19a0, 24 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... set_robust_list resumed>) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 543] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 542] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 543] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 542] <... mmap resumed>) = 0x7f2308f80000 [pid 543] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 543] <... futex resumed>) = 0 [pid 543] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[544]}, 88) = 544 ./strace-static-x86_64: Process 544 attached [pid 542] rt_sigprocmask(SIG_SETMASK, [], [pid 544] set_robust_list(0x7f2308fa09a0, 24 [pid 542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 544] <... set_robust_list resumed>) = 0 [pid 542] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] rt_sigprocmask(SIG_SETMASK, [], [pid 542] <... futex resumed>) = 0 [pid 544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 542] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 544] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] exit_group(0) = ? [pid 543] <... futex resumed>) = ? [pid 544] <... futex resumed>) = ? [pid 543] +++ exited with 0 +++ [pid 544] +++ exited with 0 +++ [pid 542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 545 ./strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x55555742c6a0, 24) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 545] setpgid(0, 0) = 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 545] write(3, "1000", 4) = 4 [pid 545] close(3) = 0 [pid 545] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 545] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 546 attached [pid 546] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 546] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... clone3 resumed> => {parent_tid=[546]}, 88) = 546 [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 545] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 546] <... futex resumed>) = 0 [pid 545] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 546] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] <... futex resumed>) = 0 [pid 545] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 545] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 546] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 545] <... mprotect resumed>) = 0 [pid 545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 546] <... setsockopt resumed>) = 0 [pid 545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[547]}, 88) = 547 [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 545] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 546] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] <... sendmsg resumed>) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 546] <... futex resumed>) = 0 [pid 547] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 546] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... futex resumed>) = 0 [pid 545] exit_group(0) = ? [pid 546] <... futex resumed>) = ? [pid 547] <... futex resumed>) = ? [pid 547] +++ exited with 0 +++ [pid 546] +++ exited with 0 +++ [pid 545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 548 attached , child_tidptr=0x55555742c690) = 548 [pid 548] set_robust_list(0x55555742c6a0, 24) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 548] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 549 attached => {parent_tid=[549]}, 88) = 549 [pid 549] set_robust_list(0x7f2308fc19a0, 24 [pid 548] rt_sigprocmask(SIG_SETMASK, [], [pid 549] <... set_robust_list resumed>) = 0 [pid 549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 549] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 548] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 549] <... futex resumed>) = 0 [pid 548] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 549] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 548] <... futex resumed>) = 0 [pid 548] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 549] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 548] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 549] <... setsockopt resumed>) = 0 [pid 548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 549] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... clone3 resumed> => {parent_tid=[550]}, 88) = 550 [pid 548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 550 attached [pid 550] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 549] <... futex resumed>) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 549] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] <... sendmsg resumed>) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... futex resumed>) = 0 [pid 548] exit_group(0) = ? [pid 549] <... futex resumed>) = ? [pid 550] <... futex resumed>) = ? [pid 549] +++ exited with 0 +++ [pid 550] +++ exited with 0 +++ [pid 548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 551 ./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x55555742c6a0, 24) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 551] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 551] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 551] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 552 attached => {parent_tid=[552]}, 88) = 552 [pid 552] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [], [pid 552] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 551] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 552] <... futex resumed>) = 0 [pid 552] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 551] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 552] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 551] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 552] <... futex resumed>) = 0 [pid 552] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 552] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = 0 [pid 551] <... futex resumed>) = 0 [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 551] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... sendmsg resumed>) = 0 [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 552] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 551] <... futex resumed>) = 0 [pid 552] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] exit_group(0) = ? [pid 552] <... futex resumed>) = ? [pid 552] +++ exited with 0 +++ [pid 551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 553 ./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x55555742c6a0, 24) = 0 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 553] setpgid(0, 0) = 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] write(3, "1000", 4) = 4 [pid 553] close(3) = 0 [pid 553] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 553] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 553] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 554 attached => {parent_tid=[554]}, 88) = 554 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 554] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 554] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 554] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 553] <... futex resumed>) = 0 [pid 553] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 553] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 553] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} [pid 554] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 554] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 553] <... clone3 resumed> => {parent_tid=[555]}, 88) = 555 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 555] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] <... futex resumed>) = 0 [pid 555] <... futex resumed>) = 1 [pid 555] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 553] exit_group(0) = ? [pid 554] <... futex resumed>) = ? [pid 555] <... futex resumed>) = ? [pid 555] +++ exited with 0 +++ [pid 554] +++ exited with 0 +++ [pid 553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 556 ./strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x55555742c6a0, 24) = 0 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 556] setpgid(0, 0) = 0 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 556] write(3, "1000", 4) = 4 [pid 556] close(3) = 0 [pid 556] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 556] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 556] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 556] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 556] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 556] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 556] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 557 attached => {parent_tid=[557]}, 88) = 557 [pid 557] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 556] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] <... futex resumed>) = 0 [pid 557] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 556] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] <... socketpair resumed>[3, 4]) = 0 [pid 557] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 556] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] <... futex resumed>) = 0 [pid 557] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 557] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] <... futex resumed>) = 0 [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 557] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... futex resumed>) = 0 [pid 556] exit_group(0) = ? [pid 557] <... futex resumed>) = ? [pid 557] +++ exited with 0 +++ [pid 556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 558 ./strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x55555742c6a0, 24) = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 558] write(3, "1000", 4) = 4 [pid 558] close(3) = 0 [pid 558] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 558] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 558] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 559] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] <... clone3 resumed> => {parent_tid=[559]}, 88) = 559 [pid 558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 558] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 559] <... futex resumed>) = 0 [pid 559] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 558] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 559] <... socketpair resumed>[3, 4]) = 0 [pid 559] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 559] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] <... futex resumed>) = 0 [pid 558] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 558] <... futex resumed>) = 0 [pid 559] <... setsockopt resumed>) = 0 [pid 559] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 559] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 558] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 560 attached [pid 560] set_robust_list(0x7f2308fa09a0, 24 [pid 558] <... clone3 resumed> => {parent_tid=[560]}, 88) = 560 [pid 560] <... set_robust_list resumed>) = 0 [pid 558] rt_sigprocmask(SIG_SETMASK, [], [pid 560] rt_sigprocmask(SIG_SETMASK, [], [pid 558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 558] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 558] <... futex resumed>) = 0 [pid 558] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 560] <... sendmsg resumed>) = 0 [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 560] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 558] <... futex resumed>) = 0 [pid 560] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] exit_group(0 [pid 559] <... futex resumed>) = ? [pid 558] <... exit_group resumed>) = ? [pid 559] +++ exited with 0 +++ [pid 560] <... futex resumed>) = ? [pid 560] +++ exited with 0 +++ [pid 558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 561 ./strace-static-x86_64: Process 561 attached [pid 561] set_robust_list(0x55555742c6a0, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [pid 561] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 561] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 562 attached => {parent_tid=[562]}, 88) = 562 [pid 562] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 561] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 562] <... futex resumed>) = 0 [pid 561] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 562] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 562] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 561] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... setsockopt resumed>) = 0 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... futex resumed>) = 0 [pid 561] <... futex resumed>) = 0 [pid 562] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 561] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 563 attached [pid 563] set_robust_list(0x7f2308fa09a0, 24 [pid 561] <... clone3 resumed> => {parent_tid=[563]}, 88) = 563 [pid 563] <... set_robust_list resumed>) = 0 [pid 561] rt_sigprocmask(SIG_SETMASK, [], [pid 563] rt_sigprocmask(SIG_SETMASK, [], [pid 561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 561] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 561] <... futex resumed>) = 0 [pid 561] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] <... sendmsg resumed>) = 0 [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 563] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 561] <... futex resumed>) = 0 [pid 561] exit_group(0 [pid 562] <... futex resumed>) = ? [pid 561] <... exit_group resumed>) = ? [pid 562] +++ exited with 0 +++ [pid 563] +++ exited with 0 +++ [pid 561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 564 ./strace-static-x86_64: Process 564 attached [pid 564] set_robust_list(0x55555742c6a0, 24) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 564] setpgid(0, 0) = 0 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 564] write(3, "1000", 4) = 4 [pid 564] close(3) = 0 [pid 564] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 564] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 564] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 565 attached => {parent_tid=[565]}, 88) = 565 [pid 564] rt_sigprocmask(SIG_SETMASK, [], [pid 565] set_robust_list(0x7f2308fc19a0, 24 [pid 564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 565] <... set_robust_list resumed>) = 0 [pid 564] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] rt_sigprocmask(SIG_SETMASK, [], [pid 564] <... futex resumed>) = 0 [pid 565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 565] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 564] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] <... socketpair resumed>[3, 4]) = 0 [pid 565] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 565] <... futex resumed>) = 0 [pid 564] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 565] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 565] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] <... futex resumed>) = 0 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 564] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[566]}, 88) = 566 [pid 564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 566 attached [pid 564] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] set_robust_list(0x7f2308fa09a0, 24 [pid 564] <... futex resumed>) = 0 [pid 566] <... set_robust_list resumed>) = 0 [pid 564] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 566] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 564] <... futex resumed>) = 0 [pid 566] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] exit_group(0) = ? [pid 566] <... futex resumed>) = ? [pid 565] <... futex resumed>) = ? [pid 565] +++ exited with 0 +++ [pid 566] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 567 ./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x55555742c6a0, 24) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4) = 4 [pid 567] close(3) = 0 [pid 567] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 567] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 568] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] <... clone3 resumed> => {parent_tid=[568]}, 88) = 568 [pid 567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 567] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 568] <... futex resumed>) = 0 [pid 567] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 568] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 568] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] <... futex resumed>) = 0 [pid 568] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 567] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 568] <... setsockopt resumed>) = 0 [pid 567] <... mmap resumed>) = 0x7f2308f80000 [pid 568] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE [pid 568] <... futex resumed>) = 0 [pid 567] <... mprotect resumed>) = 0 [pid 568] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x7f2308fa09a0, 24 [pid 567] <... clone3 resumed> => {parent_tid=[569]}, 88) = 569 [pid 569] <... set_robust_list resumed>) = 0 [pid 567] rt_sigprocmask(SIG_SETMASK, [], [pid 569] rt_sigprocmask(SIG_SETMASK, [], [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 567] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 567] <... futex resumed>) = 0 [pid 567] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] <... sendmsg resumed>) = 0 [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 569] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 567] <... futex resumed>) = 0 [pid 569] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 567] exit_group(0 [pid 568] <... futex resumed>) = ? [pid 567] <... exit_group resumed>) = ? [pid 568] +++ exited with 0 +++ [pid 569] <... futex resumed>) = ? [pid 569] +++ exited with 0 +++ [pid 567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 570 ./strace-static-x86_64: Process 570 attached [pid 570] set_robust_list(0x55555742c6a0, 24) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4) = 4 [pid 570] close(3) = 0 [pid 570] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 570] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 570] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 571 attached [pid 571] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 571] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] <... clone3 resumed> => {parent_tid=[571]}, 88) = 571 [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 570] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 571] <... futex resumed>) = 0 [pid 571] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 570] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... socketpair resumed>[3, 4]) = 0 [pid 571] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 571] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 571] <... futex resumed>) = 0 [pid 571] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 571] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 571] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 571] <... futex resumed>) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 570] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 571] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 570] <... futex resumed>) = 0 [pid 571] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] exit_group(0) = ? [pid 571] <... futex resumed>) = ? [pid 571] +++ exited with 0 +++ [pid 570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 572 ./strace-static-x86_64: Process 572 attached [pid 572] set_robust_list(0x55555742c6a0, 24) = 0 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 572] setpgid(0, 0) = 0 [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 572] write(3, "1000", 4) = 4 [pid 572] close(3) = 0 [pid 572] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 572] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0} => {parent_tid=[573]}, 88) = 573 [pid 572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 572] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 573] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 573] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = 0 [pid 572] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 572] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 572] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0}./strace-static-x86_64: Process 574 attached => {parent_tid=[574]}, 88) = 574 [pid 572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 572] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 572] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 573] <... futex resumed>) = 1 [pid 573] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 573] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 573] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 574] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 574] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = 0 [pid 572] exit_group(0) = ? [pid 573] <... futex resumed>) = ? [pid 573] +++ exited with 0 +++ [pid 574] <... futex resumed>) = ? [pid 574] +++ exited with 0 +++ [pid 572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555742c690) = 575 ./strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x55555742c6a0, 24) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] write(3, "1000", 4) = 4 [pid 575] close(3) = 0 [pid 575] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 575] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 575] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 576 attached [pid 576] set_robust_list(0x7f2308fc19a0, 24) = 0 [pid 576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 576] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... clone3 resumed> => {parent_tid=[576]}, 88) = 576 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 576] <... futex resumed>) = 0 [pid 575] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 576] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 576] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 575] <... futex resumed>) = 0 [pid 575] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 575] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 575] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 575] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[577]}, 88) = 577 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 575] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 577 attached [pid 577] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 576] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 576] <... setsockopt resumed>) = 0 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 576] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 576] <... futex resumed>) = 0 [pid 577] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 576] futex(0x7f230908a328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 577] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = 0 [pid 575] exit_group(0) = ? [pid 576] <... futex resumed>) = ? [pid 577] <... futex resumed>) = ? [pid 576] +++ exited with 0 +++ [pid 577] +++ exited with 0 +++ [pid 575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 578 attached , child_tidptr=0x55555742c690) = 578 [pid 578] set_robust_list(0x55555742c6a0, 24) = 0 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 578] rt_sigaction(SIGRT_1, {sa_handler=0x7f23090262e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2309017960}, NULL, 8) = 0 [pid 578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308fa1000 [pid 578] mprotect(0x7f2308fa2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fc1990, parent_tid=0x7f2308fc1990, exit_signal=0, stack=0x7f2308fa1000, stack_size=0x20300, tls=0x7f2308fc16c0}./strace-static-x86_64: Process 579 attached => {parent_tid=[579]}, 88) = 579 [pid 579] set_robust_list(0x7f2308fc19a0, 24 [pid 578] rt_sigprocmask(SIG_SETMASK, [], [pid 579] <... set_robust_list resumed>) = 0 [pid 578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 579] rt_sigprocmask(SIG_SETMASK, [], [pid 578] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 578] <... futex resumed>) = 0 [pid 579] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 578] futex(0x7f230908a32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 579] <... socketpair resumed>[3, 4]) = 0 [pid 579] futex(0x7f230908a32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 578] <... futex resumed>) = 0 [pid 578] futex(0x7f230908a328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 578] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2308f80000 [pid 578] mprotect(0x7f2308f81000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 578] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2308fa0990, parent_tid=0x7f2308fa0990, exit_signal=0, stack=0x7f2308f80000, stack_size=0x20300, tls=0x7f2308fa06c0} => {parent_tid=[580]}, 88) = 580 [pid 578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 578] futex(0x7f230908a338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 578] futex(0x7f230908a33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 580 attached [pid 580] set_robust_list(0x7f2308fa09a0, 24) = 0 [pid 580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 579] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 1 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 580] futex(0x7f230908a33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = 1 [pid 580] futex(0x7f230908a338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 578] exit_group(0 [pid 580] <... futex resumed>) = ? [pid 578] <... exit_group resumed>) = ? [pid 580] +++ exited with 0 +++ [ 123.316619][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 123.323091][ C1] rcu: 1-....: (9999 ticks this GP) idle=2b9/1/0x4000000000000000 softirq=2404/2407 fqs=4920 last_accelerate: 939f/baaf dyntick_enabled: 1 [ 123.337343][ C1] (t=10000 jiffies g=1121 q=2190) [ 123.342292][ C1] NMI backtrace for cpu 1 [ 123.346462][ C1] CPU: 1 PID: 579 Comm: syz-executor143 Not tainted 5.15.149-syzkaller-00490-g5d96939590c0 #0 [ 123.356518][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 123.366426][ C1] Call Trace: [ 123.369568][ C1] [ 123.372233][ C1] dump_stack_lvl+0x151/0x1b7 [ 123.376743][ C1] ? io_uring_drop_tctx_refs+0x190/0x190 [ 123.382332][ C1] ? __wake_up_klogd+0xde/0x110 [ 123.387111][ C1] dump_stack+0x15/0x17 [ 123.391096][ C1] nmi_cpu_backtrace+0x2f7/0x300 [ 123.395869][ C1] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 123.401855][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 123.407153][ C1] ? vprintk+0x74/0x80 [ 123.411057][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 123.415742][ C1] ? _printk+0xd1/0x111 [ 123.419735][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 123.425636][ C1] nmi_trigger_cpumask_backtrace+0x15d/0x270 [ 123.431462][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 123.437360][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 123.443083][ C1] rcu_dump_cpu_stacks+0x1d8/0x330 [ 123.448031][ C1] print_cpu_stall+0x315/0x5f0 [ 123.452629][ C1] rcu_sched_clock_irq+0x989/0x12f0 [ 123.457664][ C1] ? rcu_boost_kthread_setaffinity+0x340/0x340 [ 123.463652][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 123.468695][ C1] update_process_times+0x198/0x200 [ 123.473721][ C1] tick_sched_timer+0x188/0x240 [ 123.478406][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 123.483793][ C1] __hrtimer_run_queues+0x41a/0xad0 [ 123.488827][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 123.493861][ C1] ? clockevents_program_event+0x22f/0x300 [ 123.499590][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 123.505580][ C1] hrtimer_interrupt+0x40c/0xaa0 [ 123.510357][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 123.516177][ C1] sysvec_apic_timer_interrupt+0x95/0xc0 [ 123.521638][ C1] [ 123.524416][ C1] [ 123.527369][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 123.533195][ C1] RIP: 0010:tipc_sk_rcv+0x461/0x1b50 [ 123.538301][ C1] Code: 00 00 00 00 00 fc ff df 48 8b 7c 24 68 e8 87 ea 19 00 48 8b bc 24 90 00 00 00 44 89 f6 e8 f7 16 00 00 48 85 c0 44 89 74 24 14 <0f> 84 8a 10 00 00 49 89 c5 48 89 44 24 30 48 8d b8 88 00 00 00 48 [ 123.557763][ C1] RSP: 0018:ffffc90000d669e0 EFLAGS: 00000286 [ 123.563645][ C1] RAX: ffff88810b678a00 RBX: ffff88810c3210c4 RCX: ffff88811b39a780 [ 123.571458][ C1] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 00000000ffffffff [ 123.579268][ C1] RBP: ffffc90000d66c30 R08: ffffffff84af0e81 R09: ffffed10216cf151 [ 123.587078][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 123.594894][ C1] R13: ffffc90000d66e20 R14: 00000000e94b43d9 R15: ffffc90000d66e20 [ 123.602713][ C1] ? tipc_sk_lookup+0x511/0x650 [ 123.607503][ C1] ? kmem_cache_free+0x116/0x2e0 [ 123.612273][ C1] ? kasan_set_track+0x5d/0x70 [ 123.616871][ C1] ? kasan_set_track+0x4b/0x70 [ 123.621617][ C1] ? kmem_cache_free+0x116/0x2e0 [ 123.626468][ C1] ? kfree_skb+0xc2/0x360 [ 123.630635][ C1] ? tipc_sk_rcv+0x80c/0x1b50 [ 123.635148][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 123.639834][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 123.645043][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.649993][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.654525][ C1] ? debug_smp_processor_id+0x17/0x20 [ 123.659710][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 123.664831][ C1] ? kmem_cache_free+0x116/0x2e0 [ 123.669606][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.674984][ C1] ? __kasan_slab_free+0x11/0x20 [ 123.679759][ C1] ? slab_free_freelist_hook+0xbd/0x190 [ 123.685150][ C1] ? kfree_skbmem+0x104/0x170 [ 123.689758][ C1] ? kmem_cache_free+0x116/0x2e0 [ 123.694518][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 123.699550][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 123.704583][ C1] tipc_sk_rcv+0x1212/0x1b50 [ 123.709012][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.713958][ C1] ? is_bpf_text_address+0x172/0x190 [ 123.719076][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.723716][ C1] ? unwind_get_return_address+0x4d/0x90 [ 123.729178][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.734561][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 123.739854][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 123.744539][ C1] ? stack_trace_save+0x113/0x1c0 [ 123.749402][ C1] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 123.755044][ C1] tipc_sk_filter_rcv+0x194e/0x3380 [ 123.760168][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 123.764934][ C1] ? __kasan_check_write+0x14/0x20 [ 123.769905][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 123.774744][ C1] tipc_sk_rcv+0x80c/0x1b50 [ 123.779085][ C1] ? slab_free_freelist_hook+0xbd/0x190 [ 123.784468][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.789412][ C1] ? trace_tipc_sk_rej_msg+0x25/0x170 [ 123.794618][ C1] ? tipc_sk_filter_rcv+0x30d2/0x3380 [ 123.799826][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.804340][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.809731][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 123.814761][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 123.819792][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 123.824737][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 123.829515][ C1] ? cap_capable+0x4d/0x270 [ 123.833852][ C1] __release_sock+0x145/0x410 [ 123.839162][ C1] sock_setsockopt+0x181a/0x2eb0 [ 123.843934][ C1] ? __sock_set_mark+0x160/0x160 [ 123.848706][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 123.854351][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 123.859999][ C1] ? security_socket_setsockopt+0x82/0xb0 [ 123.865544][ C1] __sys_setsockopt+0x423/0x840 [ 123.870236][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 123.874832][ C1] ? __kasan_check_read+0x11/0x20 [ 123.879692][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 123.884552][ C1] do_syscall_64+0x3d/0xb0 [ 123.888804][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 123.894533][ C1] RIP: 0033:0x7f23090003a9 [ 123.898789][ C1] 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 [ 123.918314][ C1] RSP: 002b:00007f2308fc1228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 123.926559][ C1] RAX: ffffffffffffffda RBX: 00007f2308fc16c0 RCX: 00007f23090003a9 [ 123.934370][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 123.942184][ C1] RBP: 00007f230908a328 R08: 0000000000000004 R09: 0000000000000000 [ 123.949994][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f230908a320 [ 123.957807][ C1] R13: 00007f230908a32c R14: 00007ffc2df05010 R15: 00007ffc2df050f8 [ 123.965621][ C1] [ 265.045338][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 225s! [syz-executor143:579] [ 265.053756][ C1] Modules linked in: [ 265.057488][ C1] CPU: 1 PID: 579 Comm: syz-executor143 Not tainted 5.15.149-syzkaller-00490-g5d96939590c0 #0 [ 265.067550][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 265.077451][ C1] RIP: 0010:tipc_sk_rcv+0x121b/0x1b50 [ 265.082654][ C1] Code: 48 c1 e8 03 42 80 3c 20 00 74 05 e8 cf 48 03 fd 49 8b 7d 30 48 8d b4 24 80 01 00 00 e8 0e f6 fe ff 48 8b 7c 24 30 48 83 ef 80 <48> 89 7c 24 30 be 04 00 00 00 e8 a6 4a 03 fd bb ff ff ff ff f0 41 [ 265.102447][ C1] RSP: 0018:ffffc90000d669e0 EFLAGS: 00000283 [ 265.108353][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffff920001acd24 [ 265.116156][ C1] RDX: 0000000000000000 RSI: ffffc90000d66b60 RDI: ffff88810b678a80 [ 265.123973][ C1] RBP: ffffc90000d66c30 R08: ffffffff84aef2ab R09: ffffed10216cf152 [ 265.131779][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.139590][ C1] R13: ffff88810b678a00 R14: 00000000e94b43d9 R15: ffffc90000d66e20 [ 265.147514][ C1] FS: 00007f2308fc16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.156280][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.162711][ C1] CR2: 0000000020000000 CR3: 000000011ec17000 CR4: 00000000003506a0 [ 265.170524][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.178324][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.186136][ C1] Call Trace: [ 265.189263][ C1] [ 265.191950][ C1] ? show_regs+0x58/0x60 [ 265.196029][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.200976][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.206099][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.211308][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.216251][ C1] ? clockevents_program_event+0x22f/0x300 [ 265.221980][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.227893][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.232844][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.238752][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.244382][ C1] [ 265.247159][ C1] [ 265.249939][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.255926][ C1] ? tipc_sk_rcv+0x48b/0x1b50 [ 265.260440][ C1] ? tipc_sk_rcv+0x121b/0x1b50 [ 265.265040][ C1] ? kmem_cache_free+0x116/0x2e0 [ 265.269907][ C1] ? kasan_set_track+0x5d/0x70 [ 265.274502][ C1] ? kasan_set_track+0x4b/0x70 [ 265.279106][ C1] ? kmem_cache_free+0x116/0x2e0 [ 265.283891][ C1] ? kfree_skb+0xc2/0x360 [ 265.288044][ C1] ? tipc_sk_rcv+0x80c/0x1b50 [ 265.292553][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 265.297266][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 265.302473][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.307397][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.311909][ C1] ? debug_smp_processor_id+0x17/0x20 [ 265.317119][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 265.322236][ C1] ? kmem_cache_free+0x116/0x2e0 [ 265.327011][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.332393][ C1] ? __kasan_slab_free+0x11/0x20 [ 265.337166][ C1] ? slab_free_freelist_hook+0xbd/0x190 [ 265.342545][ C1] ? kfree_skbmem+0x104/0x170 [ 265.347059][ C1] ? kmem_cache_free+0x116/0x2e0 [ 265.351835][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 265.356872][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 265.361908][ C1] tipc_sk_rcv+0x1212/0x1b50 [ 265.366334][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.371365][ C1] ? is_bpf_text_address+0x172/0x190 [ 265.376482][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.381109][ C1] ? unwind_get_return_address+0x4d/0x90 [ 265.386583][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.391980][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 265.397253][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 265.401938][ C1] ? stack_trace_save+0x113/0x1c0 [ 265.406981][ C1] ? _raw_spin_unlock_irqrestore+0x5c/0x80 [ 265.412628][ C1] tipc_sk_filter_rcv+0x194e/0x3380 [ 265.417667][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 265.422430][ C1] ? __kasan_check_write+0x14/0x20 [ 265.427375][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 265.432239][ C1] tipc_sk_rcv+0x80c/0x1b50 [ 265.436575][ C1] ? slab_free_freelist_hook+0xbd/0x190 [ 265.441960][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.446904][ C1] ? trace_tipc_sk_rej_msg+0x25/0x170 [ 265.452208][ C1] ? tipc_sk_filter_rcv+0x30d2/0x3380 [ 265.457408][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.461920][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.467324][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 265.472342][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 265.477371][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 265.482314][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 265.487092][ C1] ? cap_capable+0x4d/0x270 [ 265.491434][ C1] __release_sock+0x145/0x410 [ 265.495942][ C1] sock_setsockopt+0x181a/0x2eb0 [ 265.500718][ C1] ? __sock_set_mark+0x160/0x160 [ 265.505490][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 265.511130][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 265.516778][ C1] ? security_socket_setsockopt+0x82/0xb0 [ 265.522327][ C1] __sys_setsockopt+0x423/0x840 [ 265.527014][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 265.531613][ C1] ? __kasan_check_read+0x11/0x20 [ 265.536481][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 265.541336][ C1] do_syscall_64+0x3d/0xb0 [ 265.545590][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.551316][ C1] RIP: 0033:0x7f23090003a9 [ 265.555576][ C1] 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 [ 265.575008][ C1] RSP: 002b:00007f2308fc1228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 265.583263][ C1] RAX: ffffffffffffffda RBX: 00007f2308fc16c0 RCX: 00007f23090003a9 [ 265.591064][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 265.598878][ C1] RBP: 00007f230908a328 R08: 0000000000000004 R09: 0000000000000000 [ 265.606688][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f230908a320 [ 265.614507][ C1] R13: 00007f230908a32c R14: 00007ffc2df05010 R15: 00007ffc2df050f8 [ 265.622313][ C1]